Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	July 21, 2021, 8:37 a.m.	July 21, 2021, 8:43 a.m.

Size	747.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`e0efe365b3b8e5bddf535420d2d50bf1`
SHA256	`dad6927feed34942c3b8cdd1cc08edcd2be01b492653da6157a8b2a25d176bcc`
CRC32	`2814F3C5`
ssdeep	`12288:0nRyvUIZbVnIFDrvrgYWCO/sO4N3V0NiTfO2V4ujAT3WJEAmD:EsvDBnUDLkvC08nTlSmJ`
Yara	IsPE32 - (no description) Admin_Tool_IN_Zero - Admin Tool Sysinternals Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult OS_Processor_Check_Zero - OS Processor Check Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) PE_Header_Zero - PE File Signature Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
1016
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  2764

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch
60.51.47.65	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW July 21, 2021, 8:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 21, 2021, 8:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 21, 2021, 8:38 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 21, 2021, 8:38 a.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 July 21, 2021, 8:37 a.m.			0	0
IsDebuggerPresent July 21, 2021, 8:37 a.m.			0	0
IsDebuggerPresent July 21, 2021, 8:38 a.m.			0	0
IsDebuggerPresent July 21, 2021, 8:38 a.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey July 21, 2021, 8:37 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x00787008 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 21, 2021, 8:37 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x00786bc8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 21, 2021, 8:37 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x00786bc8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

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 July 21, 2021, 8:37 a.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ July 21, 2021, 8:38 a.m.	stacktrace: 0x6617d0 0x660ffb DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x720a2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x720b264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x720b2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x721674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72167610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x721f1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x721f1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x721f1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x721f416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x736ef5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3 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 53 d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x661c43 registers.esp: 3534528 registers.edi: 3534552 registers.eax: 0 registers.ebp: 3534564 registers.edx: 195 registers.ebx: 3534820 registers.esi: 41258956 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

July 21, 2021, 8:38 a.m.

stacktrace:

0x6617d0
0x660ffb
DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x720a2652
DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x720b264f
DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x720b2e95
DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x721674ec
DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72167610
CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x721f1dc4
CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x721f1e67
CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x721f1f7a
_CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x721f416a
_CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x736ef5a3
CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16
_CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3
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 53 d7
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x661c43
registers.esp: 3534528
registers.edi: 3534552
registers.eax: 0
registers.ebp: 3534564
registers.edx: 195
registers.ebx: 3534820
registers.esi: 41258956
registers.ecx: 0

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

Allocates read-write-execute memory (usually to unpack itself) (50 out of 74 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 1966080 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72741000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72742000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00580000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00650000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00392000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0039a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003b7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 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
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 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
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 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
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 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
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 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
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 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
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6dee2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0039c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003b6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:37 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 24576 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004f9000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ae000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003af000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004fa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04dd0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 20480 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04dd1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04dd6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 20480 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04dd7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04ddc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04ddd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04dde000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04ddf000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 1900544 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a30000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00bc0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x720a1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x720a2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 1245184 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00d90000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00e80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00392000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

The binary likely contains encrypted or compressed data indicative of a packer (2 events)

section

{u'size_of_data': u'0x000a9a00', u'virtual_address': u'0x00002000', u'entropy': 7.672729555430542, u'name': u'.text', u'virtual_size': u'0x000a99f0'}

entropy

7.67272955543

description

A section with a high entropy has been found

entropy

0.908299866131

description

Overall entropy of this PE file is high

Checks for the Locally Unique Identifier on the system for a suspicious privilege (1 event)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW July 21, 2021, 8:38 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

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

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

host

60.51.47.65

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 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: 0x00000220	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation July 21, 2021, 8:38 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

vbc.exe tried to sleep 8184628 seconds, actually delayed analysis time by 8184628 seconds

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

Time & API	Arguments	Status	Return
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELjé`àXv @ À@PvKX H.text¤V X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: 8Ph ÄhêÄ4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°$StringFileInfo000004b0,FileDescription 0FileVersion0.0.0.0x+InternalNameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.exe(LegalCopyright +OriginalFilenameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.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: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2764 process_handle: 0x00000220	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 July 21, 2021, 8:38 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELjé`àXv @ À@PvKX H.text¤V X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2764 process_handle: 0x00000220	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 1016 called NtSetContextThread to modify thread in remote process 2764
NtSetContextThread July 21, 2021, 8:38 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421278 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000240 process_identifier: 2764	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 1016 resumed a thread in remote process 2764
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000240 suspend_count: 1 process_identifier: 2764	1	0	0

Executed a process and injected code into it, probably while unpacking (22 events)

Time & API	Arguments	Status	Return
NtResumeThread July 21, 2021, 8:37 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1016	1	0
NtResumeThread July 21, 2021, 8:37 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 1016	1	0
NtResumeThread July 21, 2021, 8:37 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 1016	1	0
CreateProcessInternalW July 21, 2021, 8:38 a.m.	thread_identifier: 3020 thread_handle: 0x00000240 process_identifier: 2764 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: 0x00000220	1	1
NtGetContextThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000240	1	0
NtAllocateVirtualMemory July 21, 2021, 8:38 a.m.	process_identifier: 2764 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: 0x00000220	1	0
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELjé`àXv @ À@PvKX H.text¤V X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: base_address: 0x00402000 process_identifier: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: 8Ph ÄhêÄ4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°$StringFileInfo000004b0,FileDescription 0FileVersion0.0.0.0x+InternalNameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.exe(LegalCopyright +OriginalFilenameeuBTclcChqenwdaokXVwrIozGFGzLmkrbZatUQ.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: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 2764 process_handle: 0x00000220	1	1
WriteProcessMemory July 21, 2021, 8:38 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2764 process_handle: 0x00000220	1	1
NtSetContextThread July 21, 2021, 8:38 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421278 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000240 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000240 suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x0000031c suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x0000033c suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x00000354 suspend_count: 1 process_identifier: 2764	1	0
NtResumeThread July 21, 2021, 8:38 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 2764	1	0

File has been identified by 38 AntiVirus engines on VirusTotal as malicious (38 events)

Lionic	Trojan.MSIL.Agensla.i!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.GenericKD.46647457
FireEye	Generic.mg.e0efe365b3b8e5bd
McAfee	RDN/Generic.grp
Malwarebytes	Spyware.AgentTesla
Sangfor	Trojan.Win32.Save.a
Alibaba	Trojan:Win32/csharp.ali2000008
K7GW	Riskware ( 0040eff71 )
Cybereason	malicious.aa1c37
Cyren	W32/MSIL_Kryptik.DVA.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/Kryptik.ACAN
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.MSIL.Taskun.gen
BitDefender	Trojan.GenericKD.46647457
Avast	Win32:PWSX-gen [Trj]
Ad-Aware	Trojan.GenericKD.46647457
Emsisoft	Trojan.GenericKD.46647457 (B)
DrWeb	Trojan.PWS.Siggen3.1291
McAfee-GW-Edition	BehavesLike.Win32.Generic.bc
Sophos	Mal/Generic-S
SentinelOne	Static AI - Malicious PE
Webroot	W32.Trojan.Gen
Avira	TR/Kryptik.ozjoi
Microsoft	Trojan:MSIL/AgentTesla.CAH!MTB
GData	MSIL.Trojan-Stealer.AgentTesla.YM820B
Cynet	Malicious (score: 100)
AhnLab-V3	Malware/Win32.RL_Generic.R357253
BitDefenderTheta	Gen:NN.ZemsilF.34796.Um0@aKlD1di
ALYac	Spyware.AgentTesla
MAX	malware (ai score=89)
Cylance	Unsafe
Ikarus	Win32.Outbreak
Fortinet	MSIL/Kryptik.ACAN!tr
AVG	Win32:PWSX-gen [Trj]
CrowdStrike	win/malicious_confidence_60% (W)

vbc.exe

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