docx[.]zip | Triage

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General

Target

docx.zip
Size

642KB
MD5

b0e4d1d71757e8750140fb326a8194f0
SHA1

ec2cc5893ce06b0327f8f18034e116d31394e876
SHA256

6f9e797b86e5e762635bee6876dfe78f9b417865c6d400c8171ede5107e6d4cf
SHA512

6da285991834b2ad1a44f06f51ce93f9f1796006755588867eb17b367dac30ef657ee8d608639f622bcd6e7658b7e75aa8694c9812fd4ae80d5b1bd1f4c5d85d
SSDEEP

12288:AXX+Lu+Xc0OnlDlukUnbz/LdHRwOao2a5fQHJtNiHmYeQLVa:AXXDrdlxukUpHmOOHzNiT6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

unpack001/AppVIsvSubsystems64.dll

resource
unpack001/AppVIsvSubsystems64.dll

Files

docx.zip
.zip
AppVIsvSubsystems64.dll
.dll windows:6 windows x64 arch:x64

4dca67011b9c04a2dd6b550999eb1424

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

CloseHandle
CreateFileW
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
InterlockedFlushSList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile

user32

MessageBoxA

shell32

ShellExecuteA

Exports

Exports

ServiceInvoke0180

Sections

.text
Size: 628KB - Virtual size: 628KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 452KB - Virtual size: 451KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 28B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.voltbl
Size: 512B - Virtual size: 42B

_RDATA
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
AppVLP.exe
.exe windows:10 windows x64 arch:x64

Code Sign

33:00:00:05:00:27:d6:32:6f:43:73:7b:87:00:00:00:00:05:00
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

16-02-2023 20:11

Not After

31-01-2024 20:11

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06-07-2010 20:40

Not After

06-07-2025 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:03:3e:63:3a:86:bf:41:73:d7:e0:00:00:00:00:03:3e
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

16-02-2023 20:10

Not After

31-01-2024 20:10

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08-07-2011 20:59

Not After

08-07-2026 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0
Signer

Actual PE Digest

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0

Digest Algorithm

sha256

PE Digest Matches

true

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0
Signer

Actual PE Digest

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

AppVlp.pdb

Sections

.text
Size: 240KB - Virtual size: 237KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 188KB - Virtual size: 185KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.c2r
Size: 4KB - Virtual size: 216B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4dca67011b9c04a2dd6b550999eb1424

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

Exports

Exports

Sections

.text Size: 628KB - Virtual size: 628KB

.rdata Size: 452KB - Virtual size: 451KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 4KB - Virtual size: 4KB

.00cfg Size: 512B - Virtual size: 40B

.gehcont Size: 512B - Virtual size: 28B

.voltbl Size: 512B - Virtual size: 42B

_RDATA Size: 512B - Virtual size: 252B

.reloc Size: 2KB - Virtual size: 1KB

Code Sign

33:00:00:05:00:27:d6:32:6f:43:73:7b:87:00:00:00:00:05:00Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

33:00:00:03:3e:63:3a:86:bf:41:73:d7:e0:00:00:00:00:03:3eCertificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0Signer

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Sections

.text Size: 240KB - Virtual size: 237KB

.rdata Size: 188KB - Virtual size: 185KB

.data Size: 8KB - Virtual size: 13KB

.pdata Size: 12KB - Virtual size: 11KB

.c2r Size: 4KB - Virtual size: 216B

.rsrc Size: 4KB - Virtual size: 1KB

.reloc Size: 12KB - Virtual size: 8KB

.text
Size: 628KB - Virtual size: 628KB

.rdata
Size: 452KB - Virtual size: 451KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 4KB - Virtual size: 4KB

.00cfg
Size: 512B - Virtual size: 40B

.gehcont
Size: 512B - Virtual size: 28B

.voltbl
Size: 512B - Virtual size: 42B

_RDATA
Size: 512B - Virtual size: 252B

.reloc
Size: 2KB - Virtual size: 1KB

33:00:00:05:00:27:d6:32:6f:43:73:7b:87:00:00:00:00:05:00
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

33:00:00:03:3e:63:3a:86:bf:41:73:d7:e0:00:00:00:00:03:3e
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0
Signer

7b:7a:98:1f:91:27:46:97:24:55:3e:ce:02:4c:b9:d4:10:af:cd:2c:e5:85:4f:e2:e7:fc:fa:6a:5c:9f:8f:a0
Signer

.text
Size: 240KB - Virtual size: 237KB

.rdata
Size: 188KB - Virtual size: 185KB

.data
Size: 8KB - Virtual size: 13KB

.pdata
Size: 12KB - Virtual size: 11KB

.c2r
Size: 4KB - Virtual size: 216B

.rsrc
Size: 4KB - Virtual size: 1KB

.reloc
Size: 12KB - Virtual size: 8KB