Release[.]zip | Triage

Sharing

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General

Target

Release.zip
Size

445KB
MD5

9d59fe98e72642b0375027d0f495efca
SHA1

d0c3ce0471c4f7564730167b3d7d2cdb4f14e3a6
SHA256

4f68eefc1fb8d72b03bd107a38bb37de6bb1449e225cc4da6154c35898b688bf
SHA512

ede8b04c3133ea5ffec3c0181cd381546d33be2323dc730b27c3517d7615088b8e3ffefc8a6ce2c2f4f67563a96836a13d47a68545b8fda2ce49de2edeb01375
SSDEEP

6144:QMwhZe+D2cT3kO9KcK/1IpdkxBzNjAMABcr3cPG/KqLBsJaTgslNfsQO86NDFTrG:QKlcTFbK/1CeNkMnMPaKq9AYlNitCtkg

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Release/libcurl.dll

Files

Release.zip
.zip
Release/fnmapper.exe
.exe windows:6 windows x64 arch:x64

2b01d1e6f097308c51e2174a892534f3

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

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4a
Certificate

Issuer

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

Not Before

13/05/2022, 00:00

Not After

14/05/2025, 23:59

Subject

CN=Notepad\+\+,O=Notepad\+\+,L=Saint Cloud,ST=Ile-de-France,C=FR

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

9e:24:fa:dd:5c:f4:50:b6:73:9a:85:cf:22:8b:85:de:4d:8b:04:c6:b3:24:f2:84:71:aa:41:fc:0e:f7:94:c5
Signer

Actual PE Digest

9e:24:fa:dd:5c:f4:50:b6:73:9a:85:cf:22:8b:85:de:4d:8b:04:c6:b3:24:f2:84:71:aa:41:fc:0e:f7:94: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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

libcurl

curl_easy_setopt
curl_easy_cleanup
curl_easy_init
curl_easy_perform

comctl32

InitCommonControlsEx

shlwapi

PathFileExistsA
PathFindExtensionW
PathIsDirectoryW
PathFileExistsW
PathFindFileNameW
PathRemoveFileSpecW

kernel32

HeapReAlloc
CreateFileW
HeapSize
SetStdHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
CreateDirectoryW
lstrlenW
GetCurrentThreadId
Sleep
OutputDebugStringW
DeleteFileW
CreateThread
lstrcpyW
lstrcmpW
MulDiv
MoveFileW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ReleaseSemaphore
InitializeCriticalSection
SetEndOfFile
CreateEventW
GetLastError
SetEvent
CloseHandle
ResetEvent
CreateSemaphoreW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
GetConsoleOutputCP
FlushFileBuffers
GetFileSizeEx
HeapAlloc
HeapFree
GetFileType
WaitForSingleObject
ReadConsoleW
GetConsoleMode
SetFilePointerEx
InitializeCriticalSectionAndSpinCount
WaitForSingleObjectEx
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
MultiByteToWideChar
WideCharToMultiByte
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableSRW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetExitCodeThread
WriteConsoleW
InitializeCriticalSectionEx
EncodePointer
DecodePointer
GetLocaleInfoEx
LCMapStringEx
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetStringTypeW
CompareStringEx
GetCPInfo
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
RtlUnwind
ReadFile
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetModuleFileNameW
GetStdHandle
WriteFile

user32

CallNextHookEx
EndDialog
SetWindowTextW
SetDlgItemTextW
CreateWindowExW
MessageBoxA
UnhookWindowsHookEx
SetWindowsHookExW
GetDlgItemInt
SystemParametersInfoW
SetDlgItemInt
DialogBoxParamW
LoadImageW
ReleaseDC
MessageBoxW
SendMessageW
SetWindowPos
GetDC
GetWindowRect
FindWindowExW
GetDlgItemTextW

gdi32

GetDeviceCaps

shell32

SHGetFolderPathW
ShellExecuteW
SHFileOperationW

Sections

.text
Size: 613KB - Virtual size: 613KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 148KB - Virtual size: 148KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Release/libcurl.dll
.dll windows:6 windows x64 arch:x64

81276742946e142bda6b3c681aebdf17

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

PDB Paths

A:\source\wrapper_libcurl\x64\Release\libcurl.pdb

Imports

kernel32

LoadLibraryA
AddVectoredExceptionHandler
GetProcAddress
WriteConsoleW
LocalFree
FormatMessageA
GetLocaleInfoEx
CreateFileW
FindClose
FindFirstFileW
FindFirstFileExW
FindNextFileW
GetFileAttributesW
GetFileAttributesExW
GetTempPathW
AreFileApisANSI
CloseHandle
GetLastError
GetModuleHandleW
GetFileInformationByHandleEx
MultiByteToWideChar
WideCharToMultiByte
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InterlockedFlushSList
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetCPInfo
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
HeapAlloc
HeapFree
GetStringTypeW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
LCMapStringW
GetProcessHeap
GetStdHandle
GetFileType
HeapSize
HeapReAlloc
SetStdHandle
FlushFileBuffers
WriteFile
GetConsoleOutputCP
GetConsoleMode
SetFilePointerEx

Exports

Exports

curl_easy_cleanup
curl_easy_init
curl_easy_perform
curl_easy_setopt
inflate

Sections

.text
Size: 79KB - Virtual size: 79KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 47KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

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

Sharing

General

Malware Config

Signatures

Files

2b01d1e6f097308c51e2174a892534f3

Code Sign

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

Extended Key Usages

Key Usages

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4aCertificate

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

9e:24:fa:dd:5c:f4:50:b6:73:9a:85:cf:22:8b:85:de:4d:8b:04:c6:b3:24:f2:84:71:aa:41:fc:0e:f7:94:c5Signer

Headers

DLL Characteristics

File Characteristics

Imports

libcurl

comctl32

shlwapi

kernel32

user32

gdi32

shell32

Sections

.text Size: 613KB - Virtual size: 613KB

.rdata Size: 148KB - Virtual size: 148KB

.data Size: 13KB - Virtual size: 20KB

.pdata Size: 23KB - Virtual size: 22KB

_RDATA Size: 512B - Virtual size: 348B

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

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

81276742946e142bda6b3c681aebdf17

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Exports

Exports

Sections

.text Size: 79KB - Virtual size: 79KB

.rdata Size: 47KB - Virtual size: 46KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 5KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 512B - Virtual size: 480B

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

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

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4a
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

9e:24:fa:dd:5c:f4:50:b6:73:9a:85:cf:22:8b:85:de:4d:8b:04:c6:b3:24:f2:84:71:aa:41:fc:0e:f7:94:c5
Signer

.text
Size: 613KB - Virtual size: 613KB

.rdata
Size: 148KB - Virtual size: 148KB

.data
Size: 13KB - Virtual size: 20KB

.pdata
Size: 23KB - Virtual size: 22KB

_RDATA
Size: 512B - Virtual size: 348B

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

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

.text
Size: 79KB - Virtual size: 79KB

.rdata
Size: 47KB - Virtual size: 46KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 5KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 512B - Virtual size: 480B

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