Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 22, 2021, 9:02 a.m.	Oct. 22, 2021, 9:10 a.m.

Size	520.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`a91eb16dec4963d0b7198e9bb1b3d379`
SHA256	`4da9cdaabab199c810cad207fe4dd792068eb0993f3a26a73c0a9bfb19f9831c`
CRC32	`44931796`
ssdeep	`12288:UcMhUi2iNbL+UC5n8DreYwiAecqVokngG:UcMhUi1l05n8mcHc7k`
Yara	PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware IsPE32 - (no description) Is_DotNET_EXE - (no description) Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
3024
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  1120

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW Oct. 22, 2021, 9:08 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 22, 2021, 9:08 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 22, 2021, 9:08 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 22, 2021, 9:08 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 Oct. 22, 2021, 9:02 a.m.			0	0
IsDebuggerPresent Oct. 22, 2021, 9:02 a.m.			0	0
IsDebuggerPresent Oct. 22, 2021, 9:08 a.m.			0	0
IsDebuggerPresent Oct. 22, 2021, 9:08 a.m.			0	0

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 Oct. 22, 2021, 9:02 a.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ Oct. 22, 2021, 9:08 a.m.	stacktrace: 0x6d1798 0x6d0fc3 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 8b d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x6d1c0b registers.esp: 4189520 registers.edi: 4189544 registers.eax: 0 registers.ebp: 4189556 registers.edx: 195 registers.ebx: 4189804 registers.esi: 37328252 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Oct. 22, 2021, 9:08 a.m.

stacktrace:

0x6d1798
0x6d0fc3
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 8b d7
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x6d1c0b
registers.esp: 4189520
registers.edi: 4189544
registers.eax: 0
registers.ebp: 4189556
registers.edx: 195
registers.ebx: 4189804
registers.esi: 37328252
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 60 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 1900544 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00890000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 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 Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 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 Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 2097152 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02090000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02250000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00452000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00485000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0048b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00487000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a60000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0045a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00477000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a61000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 22, 2021, 9:02 a.m.	process_identifier: 3024 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6e5c2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a62000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a63000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 20480 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a64000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a69000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a6a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a6b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a6c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 3024 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00476000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00440000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 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 Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 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 Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 1572864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00600000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00740000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002d2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00445000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0044b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00447000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ed000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002da000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72a12000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006d1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002fa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002f7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002f6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02210000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02211000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 22, 2021, 9:08 a.m.	process_identifier: 1120 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x002eb000 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'0x00081800', u'virtual_address': u'0x00002000', u'entropy': 7.717443040695812, u'name': u'.text', u'virtual_size': u'0x000817f4'}

entropy

7.7174430407

description

A section with a high entropy has been found

entropy

0.996153846154

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 Oct. 22, 2021, 9:08 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

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 1120 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: 0x00000250	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Oct. 22, 2021, 9:08 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 10912887 seconds, actually delayed analysis time by 10912887 seconds

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

Time & API	Arguments	Status	Return
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL5_aàX>w @ À@èvS@ H.textDW X `.rsrc@Z@@.reloc `@B base_address: 0x00400000 process_identifier: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: 8Ph ¬Pê¬4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoè000004b0,FileDescription 0FileVersion0.0.0.0l&InternalNameBIHIkxarGMJPKXSnTXIdvKDodMXaMaeRQ.exe(LegalCopyright t&OriginalFilenameBIHIkxarGMJPKXSnTXIdvKDodMXaMaeRQ.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: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: p@7 base_address: 0x0043a000 process_identifier: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 1120 process_handle: 0x00000250	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 Oct. 22, 2021, 9:03 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL5_aàX>w @ À@èvS@ H.textDW X `.rsrc@Z@@.reloc `@B base_address: 0x00400000 process_identifier: 1120 process_handle: 0x00000250	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 3024 called NtSetContextThread to modify thread in remote process 1120
NtSetContextThread Oct. 22, 2021, 9:03 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421438 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000024c process_identifier: 1120	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 3024 resumed a thread in remote process 1120
NtResumeThread Oct. 22, 2021, 9:03 a.m.	thread_handle: 0x0000024c suspend_count: 1 process_identifier: 1120	1	0	0

File has been identified by 26 AntiVirus engines on VirusTotal as malicious (26 events)

Lionic	Trojan.MSIL.Agensla.i!c
Elastic	malicious (high confidence)
FireEye	Generic.mg.a91eb16dec4963d0
McAfee	RDN/Generic.dx
Cylance	Unsafe
Sangfor	Suspicious.Win32.Save.a
Cybereason	malicious.2d74cd
BitDefenderTheta	Gen:NN.ZemsilF.34236.Gm0@auZJPc
Cyren	W32/MSIL_Kryptik.FXO.gen!Eldorado
Symantec	Scr.Malcode!gdn30
ESET-NOD32	a variant of MSIL/Kryptik.ADFY
APEX	Malicious
Paloalto	generic.ml
Kaspersky	UDS:Trojan-PSW.MSIL.Agensla.gen
Avast	FileRepMalware
Sophos	Mal/Generic-S
McAfee-GW-Edition	BehavesLike.Win32.Fareit.hc
Microsoft	Trojan:Win32/Woreflint.A!cl
GData	MSIL.Trojan-Stealer.AgentTesla.ABF7E9
Cynet	Malicious (score: 100)
SentinelOne	Static AI - Malicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.ADFY!tr
Webroot	W32.Trojan.Gen
AVG	FileRepMalware
CrowdStrike	win/malicious_confidence_100% (W)

Executed a process and injected code into it, probably while unpacking (23 events)

Time & API	Arguments	Status	Return
NtResumeThread Oct. 22, 2021, 9:02 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 3024	1	0
NtResumeThread Oct. 22, 2021, 9:02 a.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 3024	1	0
NtResumeThread Oct. 22, 2021, 9:02 a.m.	thread_handle: 0x0000018c suspend_count: 1 process_identifier: 3024	1	0
CreateProcessInternalW Oct. 22, 2021, 9:03 a.m.	thread_identifier: 2408 thread_handle: 0x0000024c process_identifier: 1120 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: 0x00000250	1	1
NtGetContextThread Oct. 22, 2021, 9:03 a.m.	thread_handle: 0x0000024c	1	0
NtAllocateVirtualMemory Oct. 22, 2021, 9:03 a.m.	process_identifier: 1120 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: 0x00000250	1	0
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL5_aàX>w @ À@èvS@ H.textDW X `.rsrc@Z@@.reloc `@B base_address: 0x00400000 process_identifier: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: base_address: 0x00402000 process_identifier: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: 8Ph ¬Pê¬4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoè000004b0,FileDescription 0FileVersion0.0.0.0l&InternalNameBIHIkxarGMJPKXSnTXIdvKDodMXaMaeRQ.exe(LegalCopyright t&OriginalFilenameBIHIkxarGMJPKXSnTXIdvKDodMXaMaeRQ.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: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: p@7 base_address: 0x0043a000 process_identifier: 1120 process_handle: 0x00000250	1	1
WriteProcessMemory Oct. 22, 2021, 9:03 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 1120 process_handle: 0x00000250	1	1
NtSetContextThread Oct. 22, 2021, 9:03 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421438 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x0000024c process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:03 a.m.	thread_handle: 0x0000024c suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x0000031c suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x0000033c suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:08 a.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:09 a.m.	thread_handle: 0x00000354 suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:09 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 1120	1	0
NtResumeThread Oct. 22, 2021, 9:09 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 1120	1	0

vbc.exe

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