attachment[.]pdf[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

attachment.pdf.exe
Size

23.2MB
MD5

9dfd8a8635f1e24563405cb65bea226c
SHA1

c998f58a550be13974dd2e62e680ea0e0bca9f74
SHA256

90543e1f441225d8425bb1222b2108c6dd0d775ab66575b6940c17c85b6a0b27
SHA512

1866a21e3a36f4b414a4e130bfeff01841a8293deb624cc92e43a94ca2f4140bb578904c39966e31228cceb35b5bb9483ab164105e9eb7c91ba6c2d7f18c8eda
SSDEEP

393216:A4VfgS5e/m3p8qm7QfX+fgdpFUv8q39FMW8r5rr7REb+mIMEDZv/:A4VYS5eK8qjP+Y9IKW8tr7REEDZv/

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Files

attachment.pdf.exe
.exe windows x64

a6cec5b1a631d592d80900ab7e1de8df

Code Sign

91:2b:08:4a:cf:0c:18:a7:53:f6:d6:2e:25:a7:5f:5a
Certificate

Issuer

CN=ISRG Root X1,O=Internet Security Research Group,C=US

Not Before

04/09/2020, 00:00

Not After

15/09/2025, 16:00

Subject

CN=R3,O=Let's Encrypt,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageServerAuth

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:ac:e9:a0:2a:f7:2e:a0:7f:26:1e:27:b2:37:41:e3:56:e2
Certificate

Issuer

CN=R3,O=Let's Encrypt,C=US

Not Before

28/09/2022, 13:18

Not After

27/12/2022, 13:18

Subject

CN=ferromex.net

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth

Key Usages

KeyUsageDigitalSignature
KeyUsageKeyEncipherment

82:10:cf:b0:d2:40:e3:59:44:63:e0:bb:63:82:8b:00
Certificate

Issuer

CN=ISRG Root X1,O=Internet Security Research Group,C=US

Not Before

04/06/2015, 11:04

Not After

04/06/2035, 11:04

Subject

CN=ISRG Root X1,O=Internet Security Research Group,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11/05/2022, 00:00

Not After

10/08/2033, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

Signer

Actual PE Digest

Digest Algorithm

PE Digest Matches

false

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

Imports

user32

CreateWindowExW
MessageBoxW
MessageBoxA
SystemParametersInfoW
DestroyIcon
SetWindowLongPtrW
GetWindowLongPtrW
GetClientRect
InvalidateRect
ReleaseDC
GetDC
DrawTextW
GetDialogBaseUnits
EndDialog
DialogBoxIndirectParamW
MoveWindow
SendMessageW

comctl32

ord380

kernel32

IsValidCodePage
GetStringTypeW
GetFileAttributesExW
HeapReAlloc
FlushFileBuffers
GetCurrentDirectoryW
GetACP
GetOEMCP
GetModuleHandleW
MulDiv
GetLastError
SetDllDirectoryW
GetModuleFileNameW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
GetCPInfo
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
WriteConsoleW
SetEndOfFile
SetEnvironmentVariableW
RtlUnwindEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetCommandLineA
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
RemoveDirectoryW
FindNextFileW
SetStdHandle
DeleteFileW
ReadFile
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW

advapi32

OpenProcessToken
GetTokenInformation
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW

gdi32

SelectObject
DeleteObject
CreateFontIndirectW

Sections

.text
Size: 162KB - Virtual size: 161KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 75KB - Virtual size: 74KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 8KB

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: 68KB - Virtual size: 67KB

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

a6cec5b1a631d592d80900ab7e1de8df

Code Sign

91:2b:08:4a:cf:0c:18:a7:53:f6:d6:2e:25:a7:5f:5aCertificate

Extended Key Usages

Key Usages

03:ac:e9:a0:2a:f7:2e:a0:7f:26:1e:27:b2:37:41:e3:56:e2Certificate

Extended Key Usages

Key Usages

82:10:cf:b0:d2:40:e3:59:44:63:e0:bb:63:82:8b:00Certificate

Key Usages

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

.text Size: 162KB - Virtual size: 161KB

.rdata Size: 75KB - Virtual size: 74KB

.data Size: 3KB - Virtual size: 64KB

.pdata Size: 8KB - Virtual size: 8KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 68KB - Virtual size: 67KB

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

91:2b:08:4a:cf:0c:18:a7:53:f6:d6:2e:25:a7:5f:5a
Certificate

03:ac:e9:a0:2a:f7:2e:a0:7f:26:1e:27:b2:37:41:e3:56:e2
Certificate

82:10:cf:b0:d2:40:e3:59:44:63:e0:bb:63:82:8b:00
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

.text
Size: 162KB - Virtual size: 161KB

.rdata
Size: 75KB - Virtual size: 74KB

.data
Size: 3KB - Virtual size: 64KB

.pdata
Size: 8KB - Virtual size: 8KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 68KB - Virtual size: 67KB

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