Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	April 30, 2021, 5:56 p.m.	April 30, 2021, 6:03 p.m.

Size	862.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`396fedf9bcc0ad02b69510c986131fd2`
SHA256	`76454d33033a544aa660684850c8a58b5bbee3ed14439e11fee71a137033c171`
CRC32	`02951FED`
ssdeep	`12288:0ZLMqdmWnCY1ocfEJocsLzdemXybevJjkqy1OzNdYxw0XK7Z9ZLSZdjLSx:MgpYmScezXEeQYBdewt7Z9ZL2djL0`
PDB Path	C:\Users\Administrator\Desktop\Client\Temp\fpGbHaHUAY\src\obj\Debug\LeaseManager.pdb
Yara	Malicious_Library_Zero - Malicious_Library Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature IsPE32 - (no description)

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
3204
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  3684

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch
172.217.25.14	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW April 30, 2021, 6:02 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 30, 2021, 6:02 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 30, 2021, 6:02 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 30, 2021, 6:02 p.m.	computer_name: TEST22-PC	1	1

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent April 30, 2021, 5:56 p.m.			0	0
IsDebuggerPresent April 30, 2021, 5:56 p.m.			0	0
IsDebuggerPresent April 30, 2021, 6:02 p.m.			0	0
IsDebuggerPresent April 30, 2021, 6:02 p.m.			0	0

Uses Windows APIs to generate a cryptographic key (3 events)

Time & API	Arguments	Status	Return
CryptExportKey April 30, 2021, 5:56 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x008f8e00 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey April 30, 2021, 5:56 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x008f9480 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey April 30, 2021, 5:56 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x008f9480 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

This executable has a PDB path (1 event)

pdb_path

C:\Users\Administrator\Desktop\Client\Temp\fpGbHaHUAY\src\obj\Debug\LeaseManager.pdb

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx April 30, 2021, 5:56 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ April 30, 2021, 6:02 p.m.	stacktrace: 0x5d1790 0x5d0fbb DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6f502652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6f51264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6f512e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6f5c74ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6f5c7610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6f651dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6f651e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6f651f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6f65416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7387f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 93 d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x5d1c03 registers.esp: 4125072 registers.edi: 4125096 registers.eax: 0 registers.ebp: 4125108 registers.edx: 195 registers.ebx: 4125364 registers.esi: 41457096 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

April 30, 2021, 6:02 p.m.

stacktrace:

0x5d1790
0x5d0fbb
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6f502652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6f51264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6f512e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6f5c74ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6f5c7610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6f651dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6f651e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6f651f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6f65416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7387f5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5

exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 93 d7
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x5d1c03
registers.esp: 4125072
registers.edi: 4125096
registers.eax: 0
registers.ebp: 4125108
registers.edx: 195
registers.ebx: 4125364
registers.esi: 41457096
registers.ecx: 0

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

Starts servers listening (3 events)

Time & API	Arguments	Status	Return
bind April 30, 2021, 5:56 p.m.	ip_address: 127.0.0.1 socket: 616 port: 0	1	0
listen April 30, 2021, 5:56 p.m.	socket: 616 backlog: 2147483647	1	0
accept April 30, 2021, 5:56 p.m.	ip_address: 127.0.0.1 socket: 616 port: 0		4294967295

Allocates read-write-execute memory (usually to unpack itself) (50 out of 111 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00470000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00540000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6fba1000 process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6fba2000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 393216 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00300000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00320000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00292000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002d5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002db000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002d7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00530000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0029a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002b7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002b6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00531000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73772000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002bb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0029c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:56 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00534000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00535000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00536000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00537000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00538000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00539000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0053d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056b0178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056b01a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056b01c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05725b1e process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05725b12 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 72 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056b0208 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff3f0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff414 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff41c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff420 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff428 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff42c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3204 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x056ff430 process_handle: 0xffffffff		3221225550

Moves the original executable to a new location (1 event)

Time & API	Arguments	Status	Return	Repeated
MoveFileWithProgressW April 30, 2021, 6:03 p.m.	newfilepath_r: C:\Users\test22\AppData\Local\Temp\\tmpG333.tmp flags: 8 oldfilepath_r: C:\Users\test22\AppData\Local\Temp\vbc.exe newfilepath: C:\Users\test22\AppData\Local\Temp\tmpG333.tmp oldfilepath: C:\Users\test22\AppData\Local\Temp\vbc.exe	1	1	0

The binary likely contains encrypted or compressed data indicative of a packer (3 events)

section

{u'size_of_data': u'0x000b7000', u'virtual_address': u'0x00002000', u'entropy': 7.722117464117767, u'name': u'.text', u'virtual_size': u'0x000b6e0c'}

entropy

7.72211746412

description

A section with a high entropy has been found

section

{u'size_of_data': u'0x00020400', u'virtual_address': u'0x000ba000', u'entropy': 7.057905401708639, u'name': u'.rsrc', u'virtual_size': u'0x000203b8'}

entropy

7.05790540171

description

A section with a high entropy has been found

entropy

0.999419616947

description

Overall entropy of this PE file is high

Checks for the Locally Unique Identifier on the system for a suspicious privilege (2 events)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW April 30, 2021, 5:57 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW April 30, 2021, 6:02 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Potentially malicious URLs were found in the process memory dump (1 event)

url	https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode

Yara rule detected in process memory (10 events)

description	Communications smtp	rule	Network_SMTP_dotNet
description	Run a KeyLogger	rule	KeyLogger
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook

Terminates another process (2 events)

Time & API	Arguments	Status	Return	Repeated
NtTerminateProcess April 30, 2021, 5:57 p.m.	status_code: 0xffffffff process_identifier: 3176 process_handle: 0x000002f0		0	0
NtTerminateProcess April 30, 2021, 5:57 p.m.	status_code: 0xffffffff process_identifier: 3176 process_handle: 0x000002f0	1	0	0

Communicates with host for which no DNS query was performed (1 event)

host

172.217.25.14

Allocates execute permission to another process indicative of possible code injection (2 events)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3176 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000264		3221225496	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3684 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000002f8	1	0	0

Looks for the Windows Idle Time to determine the uptime (1 event)

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation April 30, 2021, 6:02 p.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (1 event)

description

vbc.exe tried to sleep 8184605 seconds, actually delayed analysis time by 8184605 seconds

Manipulates memory of a non-child process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 3204 manipulating memory of non-child process 3176
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3176 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000264		3221225496	0

Potential code injection by writing to the memory of another process (4 events)

Time & API	Arguments	Status	Return
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL"³a`àXv @ À@¼uO H.textV X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: 8Ph \| ê\|4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°ÜStringFileInfo¸000004b0,FileDescription 0FileVersion0.0.0.0TInternalNamesaxoJzjHMNvhkvKVXjRlZ.exe(LegalCopyright \OriginalFilenamesaxoJzjHMNvhkvKVXjRlZ.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0ï»¿<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3"> <requestedExecutionLevel level="asInvoker" uiAccess="false"/> </requestedPrivileges> </security> </trustInfo> </assembly> base_address: 0x00438000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: p6 base_address: 0x0043a000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 3684 process_handle: 0x000002f8	1	1

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL"³a`àXv @ À@¼uO H.textV X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 3684 process_handle: 0x000002f8	1	1	0

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 3204 called NtSetContextThread to modify thread in remote process 3684
NtSetContextThread April 30, 2021, 5:57 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421134 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000002f0 process_identifier: 3684	1	0	0

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 3204 resumed a thread in remote process 3684
NtResumeThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000002f0 suspend_count: 1 process_identifier: 3684	1	0	0

File has been identified by 25 AntiVirus engines on VirusTotal as malicious (25 events)

Cynet	Malicious (score: 100)
McAfee	RDN/AgentTesla
Cyren	W32/MSIL_Troj.ARZ.gen!Eldorado
Symantec	Trojan.Gen.MBT
ESET-NOD32	a variant of MSIL/Kryptik.AARD
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.MSIL.Taskun.gen
BitDefender	Trojan.GenericKD.36814607
MicroWorld-eScan	Trojan.GenericKD.36814607
Avast	FileRepMetagen [Malware]
Tencent	Win32.Trojan.Inject.Auto
Ad-Aware	Trojan.GenericKD.36814607
McAfee-GW-Edition	Artemis!Trojan
FireEye	Trojan.GenericKD.36814607
Emsisoft	Trojan.GenericKD.36814607 (B)
GData	MSIL.Trojan-Stealer.AgentTesla.Q1OOQ5
Webroot	W32.Trojan.Gen
Avira	TR/AD.AgentTesla.huaqq
Kingsoft	Win32.Troj.Undef.(kcloud)
AegisLab	Trojan.Multi.Generic.4!c
Microsoft	Trojan:Win32/Wacatac.B!ml
Rising	Trojan.Kryptik!8.8 (CLOUD)
Fortinet	Malicious_Behavior.SB
AVG	FileRepMetagen [Malware]

Executed a process and injected code into it, probably while unpacking (28 events)

Time & API	Arguments	Status	Return
NtResumeThread April 30, 2021, 5:56 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 3204	1	0
NtResumeThread April 30, 2021, 5:56 p.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 3204	1	0
NtResumeThread April 30, 2021, 5:56 p.m.	thread_handle: 0x00000194 suspend_count: 1 process_identifier: 3204	1	0
NtResumeThread April 30, 2021, 5:56 p.m.	thread_handle: 0x00000284 suspend_count: 1 process_identifier: 3204	1	0
NtResumeThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000002ec suspend_count: 1 process_identifier: 3204	1	0
NtGetContextThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000000e8	1	0
NtGetContextThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000000e8	1	0
NtResumeThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000000e8 suspend_count: 1 process_identifier: 3204	1	0
CreateProcessInternalW April 30, 2021, 5:57 p.m.	thread_identifier: 4376 thread_handle: 0x00000244 process_identifier: 3176 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\vbc.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\vbc.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000264	1	1
NtGetContextThread April 30, 2021, 5:57 p.m.	thread_handle: 0x00000244	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3176 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000264		3221225496
CreateProcessInternalW April 30, 2021, 5:57 p.m.	thread_identifier: 2648 thread_handle: 0x000002f0 process_identifier: 3684 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\vbc.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\vbc.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000002f8	1	1
NtGetContextThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000002f0	1	0
NtAllocateVirtualMemory April 30, 2021, 5:57 p.m.	process_identifier: 3684 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000002f8	1	0
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL"³a`àXv @ À@¼uO H.textV X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: base_address: 0x00402000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: 8Ph \| ê\|4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°ÜStringFileInfo¸000004b0,FileDescription 0FileVersion0.0.0.0TInternalNamesaxoJzjHMNvhkvKVXjRlZ.exe(LegalCopyright \OriginalFilenamesaxoJzjHMNvhkvKVXjRlZ.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0ï»¿<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3"> <requestedExecutionLevel level="asInvoker" uiAccess="false"/> </requestedPrivileges> </security> </trustInfo> </assembly> base_address: 0x00438000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: p6 base_address: 0x0043a000 process_identifier: 3684 process_handle: 0x000002f8	1	1
WriteProcessMemory April 30, 2021, 5:57 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 3684 process_handle: 0x000002f8	1	1
NtSetContextThread April 30, 2021, 5:57 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421134 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000002f0 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 5:57 p.m.	thread_handle: 0x000002f0 suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x000001bc suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x00000318 suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x00000338 suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 3684	1	0
NtResumeThread April 30, 2021, 6:02 p.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 3684	1	0

vbc.exe

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