Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 6, 2021, 1:31 p.m.	Oct. 6, 2021, 1:39 p.m.

Size	674.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`c0724a5c274680516eee8e6ce502bcbe`
SHA256	`a04979ab597b661bbc3b05d8182a886ef390e7127dcef4d2fb044cd720f1e781`
CRC32	`8DC3089D`
ssdeep	`12288:r4objDh5mB0yTu8pta9jAMZUepWyxP9bMJT6YashlM0JT6YashlM:ME/hEpTnHCpWynbI9ashlV9ashl`
Yara	PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware IsPE32 - (no description) Is_DotNET_EXE - (no description) Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2216
- schtasks.exe "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp"
  3032
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  1276

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 (5 events)

Time & API	Arguments	Status	Return
GetComputerNameW Oct. 6, 2021, 1:38 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 6, 2021, 1:38 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 6, 2021, 1:38 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 6, 2021, 1:38 p.m.	computer_name: TEST22-PC	1	1
GetComputerNameW Oct. 6, 2021, 1:38 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 Oct. 6, 2021, 1:29 p.m.			0	0
IsDebuggerPresent Oct. 6, 2021, 1:29 p.m.			0	0
IsDebuggerPresent Oct. 6, 2021, 1:38 p.m.			0	0
IsDebuggerPresent Oct. 6, 2021, 1:38 p.m.			0	0

Command line console output was observed (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW Oct. 6, 2021, 1:38 p.m.	buffer: ERROR: console_handle: 0x0000000b	1	1	0
WriteConsoleW Oct. 6, 2021, 1:38 p.m.	buffer: The system cannot find the file specified. console_handle: 0x0000000b	1	1	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. 6, 2021, 1:29 p.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ Oct. 6, 2021, 1:38 p.m.	stacktrace: 0x9f1798 0x9f0fc3 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: 0x9f1c0b registers.esp: 3732016 registers.edi: 3732040 registers.eax: 0 registers.ebp: 3732052 registers.edx: 195 registers.ebx: 3732300 registers.esi: 39577196 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Oct. 6, 2021, 1:38 p.m.

stacktrace:

0x9f1798
0x9f0fc3
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: 0x9f1c0b
registers.esp: 3732016
registers.edi: 3732040
registers.eax: 0
registers.ebp: 3732052
registers.edx: 195
registers.ebx: 3732300
registers.esi: 39577196
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 65 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 1900544 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x007a0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00930000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 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. 6, 2021, 1:29 p.m.	process_identifier: 2216 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. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 1769472 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b00000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00422000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00455000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0045b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00457000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0044a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 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. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 28672 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006b1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00446000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 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. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006b8000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6d4d2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006b9000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0043d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05260000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 20480 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05261000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05266000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05267000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:29 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05268000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:30 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05269000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:30 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0526a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:30 p.m.	process_identifier: 2216 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0526b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 2228224 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ab0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c90000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 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. 6, 2021, 1:38 p.m.	process_identifier: 1276 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. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 1507328 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x008f0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 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
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003b2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003e5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003eb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003e7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003cc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003cd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 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 Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ca000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72a02000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009f1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 6, 2021, 1:38 p.m.	process_identifier: 1276 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003da000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Creates a suspicious process (2 events)

cmdline	schtasks.exe /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp"
cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp"

A process created a hidden window (1 event)

Time & API	Arguments	Status	Return	Repeated
ShellExecuteExW Oct. 6, 2021, 1:30 p.m.	show_type: 0 filepath_r: schtasks.exe parameters: /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp" filepath: schtasks.exe	1	1	0

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

section

{u'size_of_data': u'0x00099600', u'virtual_address': u'0x00002000', u'entropy': 7.740089158216828, u'name': u'.text', u'virtual_size': u'0x00099588'}

entropy

7.74008915822

description

A section with a high entropy has been found

entropy

0.910237388724

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 Oct. 6, 2021, 1:29 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW Oct. 6, 2021, 1:38 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

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	schtasks.exe /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp"
cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp"

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Oct. 6, 2021, 1:30 p.m.	process_identifier: 1276 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: 0x000003a0	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Oct. 6, 2021, 1:38 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 8184648 seconds, actually delayed analysis time by 8184648 seconds

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\BnevyAj

reg_value

C:\Users\test22\AppData\Roaming\BnevyAj\BnevyAj.exe

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

Time & API	Arguments	Status	Return
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELZaàXþu @ À@¨uS H.textV X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: 8Ph (ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°äStringFileInfoÀ000004b0,FileDescription 0FileVersion0.0.0.0XInternalNamecZukDBsTttqNrfAhlwpkgoI.exe(LegalCopyright `OriginalFilenamecZukDBsTttqNrfAhlwpkgoI.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: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: p6 base_address: 0x0043a000 process_identifier: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 1276 process_handle: 0x000003a0	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. 6, 2021, 1:30 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELZaàXþu @ À@¨uS H.textV X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 1276 process_handle: 0x000003a0	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 2216 called NtSetContextThread to modify thread in remote process 1276
NtSetContextThread Oct. 6, 2021, 1:30 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421118 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000003a4 process_identifier: 1276	1	0	0

Attempts to remove evidence of file being downloaded from the Internet (1 event)

file	C:\Users\test22\AppData\Roaming\BnevyAj\BnevyAj.exe:Zone.Identifier

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2216 resumed a thread in remote process 1276
NtResumeThread Oct. 6, 2021, 1:30 p.m.	thread_handle: 0x000003a4 suspend_count: 1 process_identifier: 1276	1	0	0

Executed a process and injected code into it, probably while unpacking (25 events)

Time & API	Arguments	Status	Return
NtResumeThread Oct. 6, 2021, 1:29 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2216	1	0
NtResumeThread Oct. 6, 2021, 1:29 p.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2216	1	0
NtResumeThread Oct. 6, 2021, 1:29 p.m.	thread_handle: 0x0000015c suspend_count: 1 process_identifier: 2216	1	0
NtResumeThread Oct. 6, 2021, 1:29 p.m.	thread_handle: 0x000002f0 suspend_count: 1 process_identifier: 2216	1	0
CreateProcessInternalW Oct. 6, 2021, 1:30 p.m.	thread_identifier: 2576 thread_handle: 0x0000039c process_identifier: 3032 current_directory: C:\Users\test22\AppData\Local\Temp filepath: C:\Windows\System32\schtasks.exe track: 1 command_line: "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LwiNXb" /XML "C:\Users\test22\AppData\Local\Temp\tmp3982.tmp" filepath_r: C:\Windows\System32\schtasks.exe stack_pivoted: 0 creation_flags: 67634192 (CREATE_DEFAULT_ERROR_MODE\|CREATE_NEW_CONSOLE\|CREATE_UNICODE_ENVIRONMENT\|EXTENDED_STARTUPINFO_PRESENT) inherit_handles: 0 process_handle: 0x000003b8	1	1
CreateProcessInternalW Oct. 6, 2021, 1:30 p.m.	thread_identifier: 2832 thread_handle: 0x000003a4 process_identifier: 1276 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: 0x000003a0	1	1
NtGetContextThread Oct. 6, 2021, 1:30 p.m.	thread_handle: 0x000003a4	1	0
NtAllocateVirtualMemory Oct. 6, 2021, 1:30 p.m.	process_identifier: 1276 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: 0x000003a0	1	0
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELZaàXþu @ À@¨uS H.textV X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: base_address: 0x00402000 process_identifier: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: 8Ph (ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°äStringFileInfoÀ000004b0,FileDescription 0FileVersion0.0.0.0XInternalNamecZukDBsTttqNrfAhlwpkgoI.exe(LegalCopyright `OriginalFilenamecZukDBsTttqNrfAhlwpkgoI.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: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: p6 base_address: 0x0043a000 process_identifier: 1276 process_handle: 0x000003a0	1	1
WriteProcessMemory Oct. 6, 2021, 1:30 p.m.	buffer: @ base_address: 0x7efde008 process_identifier: 1276 process_handle: 0x000003a0	1	1
NtSetContextThread Oct. 6, 2021, 1:30 p.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421118 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000003a4 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:30 p.m.	thread_handle: 0x000003a4 suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:30 p.m.	thread_handle: 0x000003d4 suspend_count: 1 process_identifier: 2216	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x0000031c suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x0000033c suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x00000354 suspend_count: 1 process_identifier: 1276	1	0
NtResumeThread Oct. 6, 2021, 1:38 p.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 1276	1	0

File has been identified by 37 AntiVirus engines on VirusTotal as malicious (37 events)

Lionic	Trojan.MSIL.Taskun.4!c
Elastic	malicious (high confidence)
FireEye	Generic.mg.c0724a5c27468051
Cylance	Unsafe
Sangfor	Suspicious.Win32.Save.a
Cybereason	malicious.a16eb8
Cyren	W32/MSIL_Kryptik.FTC.gen!Eldorado
Symantec	Scr.Malcode!gdn30
ESET-NOD32	a variant of MSIL/Kryptik.ACZP
APEX	Malicious
Paloalto	generic.ml
Cynet	Malicious (score: 100)
Kaspersky	HEUR:Trojan.MSIL.Taskun.gen
BitDefender	Trojan.GenericKD.37725962
MicroWorld-eScan	Trojan.GenericKD.37725962
Avast	Win32:PWSX-gen [Trj]
Tencent	Msil.Trojan.Taskun.Swak
Ad-Aware	Trojan.GenericKD.37725962
Emsisoft	Trojan.GenericKDZ.78487 (B)
DrWeb	Trojan.PWS.Siggen3.3325
McAfee-GW-Edition	BehavesLike.Win32.Generic.jc
Sophos	Mal/Generic-R + Troj/Tesla-SX
SentinelOne	Static AI - Suspicious PE
GData	Trojan.GenericKD.37725962
Webroot	W32.Trojan.Gen
MAX	malware (ai score=100)
Kingsoft	Win32.Troj.Undef.(kcloud)
Microsoft	Trojan:MSIL/AgentTesla.JVI!MTB
AhnLab-V3	Trojan/Win.Generic.C4676675
McAfee	RDN/Tesla
Malwarebytes	Spyware.TelegramBot
TrendMicro-HouseCall	TROJ_GEN.R002C0DJ521
Ikarus	Trojan.MSIL.Crypt
Fortinet	MSIL/Tesla.FIVJ!tr
AVG	Win32:PWSX-gen [Trj]
Panda	Trj/GdSda.A
CrowdStrike	win/malicious_confidence_90% (W)

vbc.exe

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