Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	April 29, 2021, 10:27 a.m.	April 29, 2021, 10:31 a.m.

Size	852.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`52b2d5053a85993dd987973c80489356`
SHA256	`a72e3eba5f2be2223c9c60ba37001c6b1c21bb0396246dd212c23793f8b96c48`
CRC32	`8DFA1301`
ssdeep	`12288:WxUsD6+B/+gs8IVFzmoirZi+/Fw6oG1FTftG0+OEZVQzNdYv52:3sO+fs8rrZD/i6lrftcOEEdg2`
Yara	PE_Header_Zero - PE File Signature IsPE32 - (no description) Is_DotNET_EXE - (no description) Malicious_Library_Zero - Malicious_Library

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
2648
- vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
  1684

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 April 29, 2021, 10:31 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 29, 2021, 10:31 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 29, 2021, 10:31 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 29, 2021, 10:31 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 April 29, 2021, 10:27 a.m.			0	0
IsDebuggerPresent April 29, 2021, 10:27 a.m.			0	0
IsDebuggerPresent April 29, 2021, 10:30 a.m.			0	0
IsDebuggerPresent April 29, 2021, 10:30 a.m.			0	0

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

Time & API	Arguments	Status	Return
CryptExportKey April 29, 2021, 10:28 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004a6e80 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey April 29, 2021, 10:28 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004a6a40 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey April 29, 2021, 10:28 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004a6a40 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 April 29, 2021, 10:27 a.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ April 29, 2021, 10:31 a.m.	stacktrace: 0x691798 0x690fbb 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: 0x691c0b registers.esp: 2944160 registers.edi: 2944184 registers.eax: 0 registers.ebp: 2944196 registers.edx: 195 registers.ebx: 2944444 registers.esi: 41629748 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

April 29, 2021, 10:31 a.m.

stacktrace:

0x691798
0x690fbb
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: 0x691c0b
registers.esp: 2944160
registers.edi: 2944184
registers.eax: 0
registers.ebp: 2944196
registers.edx: 195
registers.ebx: 2944444
registers.esi: 41629748
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 April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 1114112 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00560000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 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
NtProtectVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 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	0
NtProtectVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 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	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 1245184 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ac0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 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	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00585000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0058b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00587000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0056c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 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	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0057a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00577000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0056a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a81000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 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	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00576000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:27 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a82000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0056d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a83000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a84000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a85000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a86000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a87000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a88000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a89000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05370178 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053701a0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053701c8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053e86ce process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 11 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053e86c2 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 72 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05370208 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ea0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ec4 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ecc process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ed0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ed8 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1edc process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ee0 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ee4 process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1eec process_handle: 0xffffffff		3221225550
NtProtectVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x053c1ef0 process_handle: 0xffffffff		3221225550

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

section

{u'size_of_data': u'0x0008b800', u'virtual_address': u'0x00002000', u'entropy': 7.825340551342311, u'name': u'.text', u'virtual_size': u'0x0008b694'}

entropy

7.82534055134

description

A section with a high entropy has been found

entropy

0.654929577465

description

Overall entropy of this PE file is high

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

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW April 29, 2021, 10:28 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW April 29, 2021, 10:30 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

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

url	https://github.com/gh28942

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 April 29, 2021, 10:28 a.m.	process_identifier: 1684 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: 0x000002a8	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation April 29, 2021, 10:31 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 5456441 seconds, actually delayed analysis time by 5456441 seconds

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

Time & API	Arguments	Status	Return
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELÃ1`àXw @ À@¸vS H.textW X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: 8Ph (ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°äStringFileInfoÀ000004b0,FileDescription 0FileVersion0.0.0.0XInternalNameatTYanLQqvxlrjZZDSLJcX.exe(LegalCopyright `OriginalFilenameatTYanLQqvxlrjZZDSLJcX.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: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: p7 base_address: 0x0043a000 process_identifier: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 1684 process_handle: 0x000002a8	1	1

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

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELÃ1`àXw @ À@¸vS H.textW X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 1684 process_handle: 0x000002a8	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 2648 called NtSetContextThread to modify thread in remote process 1684
NtSetContextThread April 29, 2021, 10:28 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421390 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000002a4 process_identifier: 1684	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 2648 resumed a thread in remote process 1684
NtResumeThread April 29, 2021, 10:28 a.m.	thread_handle: 0x000002a4 suspend_count: 1 process_identifier: 1684	1	0	0

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

Time & API	Arguments	Status	Return
NtResumeThread April 29, 2021, 10:27 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2648	1	0
NtResumeThread April 29, 2021, 10:27 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 2648	1	0
NtResumeThread April 29, 2021, 10:27 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 2648	1	0
NtResumeThread April 29, 2021, 10:28 a.m.	thread_handle: 0x0000024c suspend_count: 1 process_identifier: 2648	1	0
CreateProcessInternalW April 29, 2021, 10:28 a.m.	thread_identifier: 2072 thread_handle: 0x000002a4 process_identifier: 1684 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: 0x000002a8	1	1
NtGetContextThread April 29, 2021, 10:28 a.m.	thread_handle: 0x000002a4	1	0
NtAllocateVirtualMemory April 29, 2021, 10:28 a.m.	process_identifier: 1684 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: 0x000002a8	1	0
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELÃ1`àXw @ À@¸vS H.textW X `.rsrcZ@@.reloc `@B base_address: 0x00400000 process_identifier: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: base_address: 0x00402000 process_identifier: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: 8Ph (ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°äStringFileInfoÀ000004b0,FileDescription 0FileVersion0.0.0.0XInternalNameatTYanLQqvxlrjZZDSLJcX.exe(LegalCopyright `OriginalFilenameatTYanLQqvxlrjZZDSLJcX.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: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: p7 base_address: 0x0043a000 process_identifier: 1684 process_handle: 0x000002a8	1	1
WriteProcessMemory April 29, 2021, 10:28 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 1684 process_handle: 0x000002a8	1	1
NtSetContextThread April 29, 2021, 10:28 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421390 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000002a4 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:28 a.m.	thread_handle: 0x000002a4 suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:28 a.m.	thread_handle: 0x000002bc suspend_count: 1 process_identifier: 2648	1	0
NtResumeThread April 29, 2021, 10:30 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:30 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:30 a.m.	thread_handle: 0x0000017c suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:31 a.m.	thread_handle: 0x00000318 suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:31 a.m.	thread_handle: 0x00000338 suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:31 a.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 1684	1	0
NtResumeThread April 29, 2021, 10:31 a.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 1684	1	0

File has been identified by 34 AntiVirus engines on VirusTotal as malicious (34 events)

Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.Agent.FGPA
FireEye	Generic.mg.52b2d5053a85993d
McAfee	RDN/GenericM
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
Alibaba	Trojan:Win32/runner.ali1000123
Cyren	W32/MSIL_Kryptik.DMH.gen!Eldorado
ESET-NOD32	a variant of MSIL/Kryptik.AAQV
APEX	Malicious
Avast	FileRepMetagen [Malware]
Kaspersky	HEUR:Trojan-PSW.MSIL.Coins.gen
BitDefender	Trojan.Agent.FGPA
Paloalto	generic.ml
AegisLab	Trojan.Win32.Malicious.4!c
Rising	Trojan.Kryptik!8.8 (CLOUD)
Ad-Aware	Trojan.Agent.FGPA
Sophos	ML/PE-A
DrWeb	Trojan.PackedNET.689
McAfee-GW-Edition	BehavesLike.Win32.Generic.cc
SentinelOne	Static AI - Malicious PE
MAX	malware (ai score=87)
Kingsoft	Win32.PSWTroj.Undef.(kcloud)
Microsoft	Trojan:Win32/AgentTesla!ml
ZoneAlarm	HEUR:Trojan-PSW.MSIL.Coins.gen
GData	MSIL.Trojan-Stealer.AgentTesla.40B17T
Cynet	Malicious (score: 100)
BitDefenderTheta	Gen:NN.ZemsilF.34684.1m0@amkboKn
Ikarus	Trojan.MSIL.Crypt
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.AAQG!tr
Webroot	W32.Trojan.Gen
AVG	FileRepMetagen [Malware]
CrowdStrike	win/malicious_confidence_60% (W)

vbc.exe

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