feewf[.]zip | Triage

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General

Target

feewf.zip
Size

5.1MB
MD5

2167f10a3e9c285bdaf83c1258ffad39
SHA1

8e6b85765cd8e80cef9a4264ead6bc902898c841
SHA256

e036770139b191ed5189cc076ca9a62151b217b9a6b663863e3295a5b07bf07e
SHA512

47dac36b0e634e13720c6dd57cf5a6ea7301fcb9122be95958a7ac5b009fe40265e4de63cc65a8a0e7bb2fe230920f672291c969f013dfdd1f7a97fba11f7aa6
SSDEEP

98304:ZZcaKu/o9Ixa/Nd60Kt44snkQ7EI0vjRpwc5nODw1K4h7TzNAIxYNvW:ZaZuoIxqItYkQ2vbwc5BXa9e

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/feewf/7z2407-x64.exe

Files

feewf.zip
.zip
feewf/7z2407-x64.exe
.exe windows:4 windows x86 arch:x86

cf0d2de4fd6406302012e0f40060395f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

ole32

CoCreateInstance
CoInitialize

user32

PeekMessageW
ExitWindowsEx
GetDlgItemTextW
SetWindowTextW
ShowWindow
MessageBoxW
CreateDialogParamW
LoadIconW
SendMessageW
GetMessageW
EnableWindow
GetDlgItem
IsDialogMessageW
TranslateMessage
DispatchMessageW
SetDlgItemTextW
DestroyWindow

advapi32

RegSetValueExW
OpenProcessToken
LookupPrivilegeValueW
AdjustTokenPrivileges
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
RegCreateKeyExW

shell32

SHGetFolderPathW
SHBrowseForFolderW
SHGetPathFromIDListW

msvcrt

_exit
_XcptFilter
_acmdln
__getmainargs
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
memcpy
memcmp
memmove
malloc
free
exit
memset

kernel32

ReadFile
CloseHandle
CreateFileW
FormatMessageW
WriteFile
DeleteFileW
CreateDirectoryW
GetSystemDirectoryW
LoadLibraryW
GetModuleFileNameW
GetFileAttributesW
SetFilePointer
GetVersion
LoadLibraryExW
GetModuleHandleA
GetStartupInfoA
LocalFree
SetFileAttributesW
SetFileTime
MoveFileExW
GetLastError
lstrcatW
GetCommandLineW
lstrcpyW
GetModuleHandleW
GetProcAddress
GetCurrentProcess
lstrlenW

Sections

.text
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
feewf/winrar-x64-701.exe
.exe windows:6 windows x64 arch:x64

39da3cace27ab9503fa46001ce968ea6

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29-04-2021 00:00

Not After

28-04-2036 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:8b:08:39:9e:c7:03:62:3c:72:cd:20:77:ad:65:d9
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

08-08-2023 00:00

Not After

07-08-2026 23:59

Subject

SERIALNUMBER=HRB 109885,CN=win.rar GmbH,O=win.rar GmbH,L=Berlin,ST=Berlin,C=DE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#130e436861726c6f7474656e62757267,1.3.6.1.4.1.311.60.2.1.2=#13064265726c696e,1.3.6.1.4.1.311.60.2.1.3=#13024445

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14-07-2023 00:00

Not After

13-10-2034 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,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

d1:d4:c8:14:12:24:32:bd:c4:95:b0:bc:a3:04:97:ee:93:9e:e1:70:3c:22:e5:40:01:ce:1b:48:03:be:a6:c5
Signer

Actual PE Digest

d1:d4:c8:14:12:24:32:bd:c4:95:b0:bc:a3:04:97:ee:93:9e:e1:70:3c:22:e5:40:01:ce:1b:48:03:be:a6:c5

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

D:\Projects\WinRAR\sfx\setup\build\sfxrar64\Release\sfxrar.pdb

Imports

kernel32

GetLastError
FormatMessageW
LocalFree
SetLastError
CreateHardLinkW
SetFileTime
GetCurrentProcess
CloseHandle
CreateFileW
DeviceIoControl
RemoveDirectoryW
DeleteFileW
GetLongPathNameW
GetShortPathNameW
MoveFileW
GetStdHandle
WriteFile
ReadFile
SetFilePointer
SetEndOfFile
FlushFileBuffers
GetFileType
CreateDirectoryW
GetFileAttributesW
SetFileAttributesW
GetCurrentProcessId
FindClose
FindFirstFileW
FindNextFileW
GetVersionExW
GetFullPathNameW
FoldStringW
GetModuleFileNameW
SetCurrentDirectoryW
GetCurrentDirectoryW
GetModuleHandleW
FindResourceW
FreeLibrary
GetProcAddress
ExpandEnvironmentStringsW
SetThreadExecutionState
CompareStringW
AllocConsole
AttachConsole
WriteConsoleW
Sleep
FreeConsole
ExitProcess
GetSystemDirectoryW
LoadLibraryW
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
CreateThread
WaitForSingleObject
GetProcessAffinityMask
CreateSemaphoreW
CreateEventW
ReleaseSemaphore
SetThreadPriority
SetEvent
ResetEvent
FileTimeToLocalFileTime
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
SystemTimeToFileTime
LocalFileTimeToFileTime
TzSpecificLocalTimeToSystemTime
GetSystemTime
WideCharToMultiByte
MultiByteToWideChar
GetCPInfo
IsDBCSLeadByte
GlobalAlloc
SizeofResource
LoadResource
LockResource
GlobalLock
GlobalUnlock
GlobalFree
GetDateFormatW
GetTimeFormatW
GlobalMemoryStatusEx
GetLocaleInfoW
GetNumberFormatW
GetCommandLineW
OpenFileMappingW
MapViewOfFile
UnmapViewOfFile
SetEnvironmentVariableW
GetLocalTime
GetTickCount
CreateFileMappingW
MoveFileExW
GetTempPathW
GetExitCodeProcess
GetConsoleMode
GetConsoleOutputCP
HeapSize
SetFilePointerEx
GetStringTypeW
SetStdHandle
GetProcessHeap
LCMapStringW
FlsFree
FlsSetValue
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
InitializeCriticalSectionAndSpinCount
WaitForSingleObjectEx
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
QueryPerformanceFrequency
GetModuleHandleExW
HeapFree
HeapAlloc
HeapReAlloc
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
FlsAlloc
FlsGetValue

oleaut32

SysAllocString
SysFreeString
VariantClear

gdiplus

GdipFree
GdipAlloc
GdipCloneImage
GdipDisposeImage
GdipCreateHBITMAPFromBitmap
GdiplusStartup
GdiplusShutdown
GdipCreateBitmapFromStream

Sections

.text
Size: 264KB - Virtual size: 264KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 72KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 1024B - Virtual size: 824B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 152KB - Virtual size: 156KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

cf0d2de4fd6406302012e0f40060395f

Headers

DLL Characteristics

File Characteristics

Imports

ole32

user32

advapi32

shell32

msvcrt

kernel32

Sections

.text Size: 25KB - Virtual size: 25KB

.rdata Size: 5KB - Virtual size: 4KB

.data Size: 512B - Virtual size: 14KB

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

39da3cace27ab9503fa46001ce968ea6

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

04:8b:08:39:9e:c7:03:62:3c:72:cd:20:77:ad:65:d9Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

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

d1:d4:c8:14:12:24:32:bd:c4:95:b0:bc:a3:04:97:ee:93:9e:e1:70:3c:22:e5:40:01:ce:1b:48:03:be:a6:c5Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

oleaut32

gdiplus

Sections

.text Size: 264KB - Virtual size: 264KB

.rdata Size: 72KB - Virtual size: 72KB

.data Size: 4KB - Virtual size: 57KB

.pdata Size: 16KB - Virtual size: 15KB

.didat Size: 1024B - Virtual size: 824B

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 152KB - Virtual size: 156KB

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

.text
Size: 25KB - Virtual size: 25KB

.rdata
Size: 5KB - Virtual size: 4KB

.data
Size: 512B - Virtual size: 14KB

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

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

04:8b:08:39:9e:c7:03:62:3c:72:cd:20:77:ad:65:d9
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
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

d1:d4:c8:14:12:24:32:bd:c4:95:b0:bc:a3:04:97:ee:93:9e:e1:70:3c:22:e5:40:01:ce:1b:48:03:be:a6:c5
Signer

.text
Size: 264KB - Virtual size: 264KB

.rdata
Size: 72KB - Virtual size: 72KB

.data
Size: 4KB - Virtual size: 57KB

.pdata
Size: 16KB - Virtual size: 15KB

.didat
Size: 1024B - Virtual size: 824B

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 152KB - Virtual size: 156KB

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