WB[.]rar | Triage

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General

Target

WB.rar
Size

1.2MB
MD5

fe7789e492bbeca58f9be0136f565af3
SHA1

236d2f9eb09802cdd0fdc3b7e7b0f96360db2776
SHA256

61968cc748199a6a4963f1273e80fe896cd3c41b2dccdf9da05454fe2849f61b
SHA512

13a9ef5cef3685467a5b34dc26aadd9855b21d3f6f4350efafe2654fa65d3a9f25ae49ab05a1d4fbbdb8dbedebf389d4c801229a6c224454cadb838895567d12
SSDEEP

24576:qh2BtbdC/p5k2+4tVLYtvbFmzXT8Wkd3jtrNzK96dkwayJIbsLgpSs:Btb25k2+4tV0tvx2T6prNzKEdkKgpR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/TASLogin64Base.dll

Files

WB.rar
.rar

Password: infected
TASLogin64Base.dll
.dll windows x64

Password: infected

2c65c9c60e292a4ed475bfa11c071ab7

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

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

shell32

SHGetFolderPathW

Exports

Exports

CreateMpayWebviewSupport

Sections

.text
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 172B

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
artwork.exe
.exe windows x64

Password: infected

b38e53915c9ef328a58c48527d57204a

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

Issuer

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

11/02/2011, 12:00

Not After

10/02/2026, 12:00

Subject

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

dc:fe:66:66:1e:d8:15:bb:7e:19:c0:99:5f:d6:12:2b:c5:e5:6a:55:f7:72:df:0f:d2:f0:48:3c:b1:cf:57:05
Signer

Actual PE Digest

dc:fe:66:66:1e:d8:15:bb:7e:19:c0:99:5f:d6:12:2b:c5:e5:6a:55:f7:72:df:0f:d2:f0:48:3c:b1:cf:57:05

Digest Algorithm

sha256

PE Digest Matches

true

10:95:c9:d6:52:95:6c:fe:db:06:cc:02:83:cd:78:7c:db:07:f9:f8
Signer

Actual PE Digest

10:95:c9:d6:52:95:6c:fe:db:06:cc:02:83:cd:78:7c:db:07:f9:f8

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

taslogin64base

ord1

Sections

.ace
Size: 58KB - Virtual size: 193KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.ace
Size: 472KB - Virtual size: 471KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.ace
Size: 6KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ace
Size: 3KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.ace
Size: 48KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.ace
Size: 1024B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.tvm0
Size: 2.2MB - Virtual size: 2.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.ace
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
artwork.ini
artwork.pdf
.pdf

Password: infected
do.bat
获奖作品名单.pdf.lnk
.lnk

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

2c65c9c60e292a4ed475bfa11c071ab7

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

shell32

Exports

Exports

Sections

.text Size: 49KB - Virtual size: 48KB

.rdata Size: 36KB - Virtual size: 36KB

.data Size: 2KB - Virtual size: 7KB

.pdata Size: 4KB - Virtual size: 3KB

_RDATA Size: 512B - Virtual size: 172B

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

Password: infected

b38e53915c9ef328a58c48527d57204a

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40Certificate

Extended Key Usages

Key Usages

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bdCertificate

Extended Key Usages

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

dc:fe:66:66:1e:d8:15:bb:7e:19:c0:99:5f:d6:12:2b:c5:e5:6a:55:f7:72:df:0f:d2:f0:48:3c:b1:cf:57:05Signer

10:95:c9:d6:52:95:6c:fe:db:06:cc:02:83:cd:78:7c:db:07:f9:f8Signer

Headers

DLL Characteristics

File Characteristics

Imports

taslogin64base

Sections

.ace Size: 58KB - Virtual size: 193KB

.ace Size: 472KB - Virtual size: 471KB

.ace Size: 6KB - Virtual size: 8KB

.ace Size: 3KB - Virtual size: 9KB

.ace Size: 48KB - Virtual size: 47KB

.ace Size: 1024B - Virtual size: 1KB

.tvm0 Size: 2.2MB - Virtual size: 2.2MB

.ace Size: 42KB - Virtual size: 41KB

Password: infected

.text
Size: 49KB - Virtual size: 48KB

.rdata
Size: 36KB - Virtual size: 36KB

.data
Size: 2KB - Virtual size: 7KB

.pdata
Size: 4KB - Virtual size: 3KB

_RDATA
Size: 512B - Virtual size: 172B

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

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

dc:fe:66:66:1e:d8:15:bb:7e:19:c0:99:5f:d6:12:2b:c5:e5:6a:55:f7:72:df:0f:d2:f0:48:3c:b1:cf:57:05
Signer

10:95:c9:d6:52:95:6c:fe:db:06:cc:02:83:cd:78:7c:db:07:f9:f8
Signer

.ace
Size: 58KB - Virtual size: 193KB

.ace
Size: 472KB - Virtual size: 471KB

.ace
Size: 6KB - Virtual size: 8KB

.ace
Size: 3KB - Virtual size: 9KB

.ace
Size: 48KB - Virtual size: 47KB

.ace
Size: 1024B - Virtual size: 1KB

.tvm0
Size: 2.2MB - Virtual size: 2.2MB

.ace
Size: 42KB - Virtual size: 41KB