Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	May 24, 2021, 6:12 p.m.	May 24, 2021, 6:15 p.m.

Size	687.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`c43ff70c1a60486bda3a8f005e5bf26f`
SHA256	`5037540d95fb47791a0f0c3b4442c3d652ada9f160cae3a9614079d796ebfffe`
CRC32	`27AEA8F8`
ssdeep	`12288:QxwCjrhy3QCYf6MNKzh9WhG/1acwI8llWTCPiiFDHm8olf+x:QwCjrhy3QCY0zhmGdajWTCPiiFDHQlf+`
PDB Path	C:\Users\Administrator\Desktop\Client\Temp\KUIBneeOYP\src\obj\Debug\PropagationFlags.pdb
Yara	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) Malicious_Library_Zero - Malicious_Library

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2616
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  4964

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
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 May 24, 2021, 6:14 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 24, 2021, 6:14 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 24, 2021, 6:14 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW May 24, 2021, 6:14 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 May 24, 2021, 6:12 p.m.			0	0
IsDebuggerPresent May 24, 2021, 6:12 p.m.			0	0
IsDebuggerPresent May 24, 2021, 6:14 p.m.			0	0
IsDebuggerPresent May 24, 2021, 6:14 p.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey May 24, 2021, 6:12 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x006c90b8 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 24, 2021, 6:12 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x006c9178 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey May 24, 2021, 6:12 p.m.	buffer: <INVALID POINTER> crypto_handle: 0x006c9178 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\KUIBneeOYP\src\obj\Debug\PropagationFlags.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 May 24, 2021, 6:12 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ May 24, 2021, 6:14 p.m.	stacktrace: 0x7317d0 0x730ffb 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 53 d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x731c43 registers.esp: 1634672 registers.edi: 1634696 registers.eax: 0 registers.ebp: 1634708 registers.edx: 195 registers.ebx: 1634956 registers.esi: 37458864 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

May 24, 2021, 6:14 p.m.

stacktrace:

0x7317d0
0x730ffb
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 53 d7
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x731c43
registers.esp: 1634672
registers.edi: 1634696
registers.eax: 0
registers.ebp: 1634708
registers.edx: 195
registers.ebx: 1634956
registers.esi: 37458864
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 109 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00340000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00350000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00520000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003e2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00415000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0041b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00417000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003fc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00630000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0040a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00407000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003fa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00631000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 24, 2021, 6:12 p.m.	process_identifier: 2616 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 May 24, 2021, 6:12 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00632000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003fd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00633000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00634000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00635000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00636000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00637000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00638000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00639000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04f90178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04f901a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04f901c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0500065e process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05000652 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 72 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04f90208 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e30 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e54 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e5c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e60 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e68 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e6c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e70 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e74 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e7c process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 2616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04fd9e80 process_handle: 0xffffffff		3221225550

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

section

{u'size_of_data': u'0x0008ea00', u'virtual_address': u'0x00002000', u'entropy': 7.6847512480565126, u'name': u'.text', u'virtual_size': u'0x0008e94c'}

entropy

7.68475124806

description

A section with a high entropy has been found

entropy

0.831026948288

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 May 24, 2021, 6:14 p.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

172.217.25.14

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 4964 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: 0x000002ac	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation May 24, 2021, 6:14 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 5456442 seconds, actually delayed analysis time by 5456442 seconds

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

Time & API	Arguments	Status	Return
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELh`àXw @ À@<wO H.textW X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: 8Ph (ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°äStringFileInfoÀ000004b0,FileDescription 0FileVersion0.0.0.0XInternalNameRLoekFbtCtyUFvUZFfCXmkP.exe(LegalCopyright `OriginalFilenameRLoekFbtCtyUFvUZFfCXmkP.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: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: p7 base_address: 0x0043a000 process_identifier: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 4964 process_handle: 0x000002ac	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 May 24, 2021, 6:14 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELh`àXw @ À@<wO H.textW X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 4964 process_handle: 0x000002ac	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 2616 called NtSetContextThread to modify thread in remote process 4964
NtSetContextThread May 24, 2021, 6:14 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421518 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000002a8 process_identifier: 4964	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 2616 resumed a thread in remote process 4964
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x000002a8 suspend_count: 1 process_identifier: 4964	1	0	0

Executed a process and injected code into it, probably while unpacking (21 events)

Time & API	Arguments	Status	Return
NtResumeThread May 24, 2021, 6:12 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2616	1	0
NtResumeThread May 24, 2021, 6:12 p.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2616	1	0
NtResumeThread May 24, 2021, 6:12 p.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 2616	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x00000258 suspend_count: 1 process_identifier: 2616	1	0
CreateProcessInternalW May 24, 2021, 6:14 p.m.	thread_identifier: 1756 thread_handle: 0x000002a8 process_identifier: 4964 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: 0x000002ac	1	1
NtGetContextThread May 24, 2021, 6:14 p.m.	thread_handle: 0x000002a8	1	0
NtAllocateVirtualMemory May 24, 2021, 6:14 p.m.	process_identifier: 4964 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: 0x000002ac	1	0
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELh`àXw @ À@<wO H.textW X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: base_address: 0x00402000 process_identifier: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: 8Ph (ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°äStringFileInfoÀ000004b0,FileDescription 0FileVersion0.0.0.0XInternalNameRLoekFbtCtyUFvUZFfCXmkP.exe(LegalCopyright `OriginalFilenameRLoekFbtCtyUFvUZFfCXmkP.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: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: p7 base_address: 0x0043a000 process_identifier: 4964 process_handle: 0x000002ac	1	1
WriteProcessMemory May 24, 2021, 6:14 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 4964 process_handle: 0x000002ac	1	1
NtSetContextThread May 24, 2021, 6:14 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421518 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000002a8 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x000002a8 suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x000001bc suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x00000310 suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x00000330 suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x00000398 suspend_count: 1 process_identifier: 4964	1	0
NtResumeThread May 24, 2021, 6:14 p.m.	thread_handle: 0x00000410 suspend_count: 1 process_identifier: 4964	1	0

File has been identified by 40 AntiVirus engines on VirusTotal as malicious (40 events)

MicroWorld-eScan	Trojan.GenericKD.36932326
FireEye	Trojan.GenericKD.36932326
ALYac	Trojan.GenericKD.36932326
Cylance	Unsafe
K7AntiVirus	Trojan ( 0057ccd01 )
Alibaba	Trojan:Win32/csharp.ali2000008
K7GW	Trojan ( 0057ccd01 )
Arcabit	Trojan.Generic.D2338AE6
Cyren	W32/MSIL_Kryptik.EIM.gen!Eldorado
Symantec	Trojan.Gen.MBT
ESET-NOD32	a variant of MSIL/Kryptik.ABAC
APEX	Malicious
Avast	Win32:PWSX-gen [Trj]
ClamAV	Win.Malware.Malwarex-9845286-0
Kaspersky	HEUR:Trojan-Spy.MSIL.Noon.gen
BitDefender	Trojan.GenericKD.36932326
Paloalto	generic.ml
AegisLab	Trojan.MSIL.Crypt.4!c
Ad-Aware	Trojan.GenericKD.36932326
Sophos	Mal/Generic-S
DrWeb	Trojan.PackedNET.754
VIPRE	Trojan.Win32.Generic!BT
McAfee-GW-Edition	RDN/Generic.com
MaxSecure	Trojan.Malware.300983.susgen
Emsisoft	Trojan.GenericKD.36932326 (B)
Ikarus	Trojan.MSIL.Inject
Avira	TR/AD.AgentTesla.wlseq
Microsoft	Trojan:Win32/Tiggre!rfn
GData	MSIL.Trojan.PSE.VXAUFW
Cynet	Malicious (score: 99)
AhnLab-V3	Trojan/Win.Generic.C4481305
McAfee	Artemis!C43FF70C1A60
MAX	malware (ai score=89)
Malwarebytes	Trojan.MalPack.ADC
TrendMicro-HouseCall	TROJ_GEN.R002H07EK21
Rising	Spyware.Noon!8.E7C9 (TFE:dGZlOgxQAER+T2e1vA)
SentinelOne	Static AI - Suspicious PE
Fortinet	MSIL/Kryptik.AAZY!tr
AVG	Win32:PWSX-gen [Trj]
Panda	Trj/RnkBend.A

vbc.exe

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