OficioPCPE[.]pdf[.]exe

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General

Target
OficioPCPE.pdf.exe
Size 62.9MB
Sample260629-stem8agw7t
SHA256 57dac1b0fa9e682d746a942301e285c8cf030e42a00ec79aac16400eb65bce64
MD5 d074703783405f7bd72384fb15e39c03
SHA1 75a0afd8a5199de7bb87b7e3407206042321e0f4
SHA512 c001e18c7323057047d6df73ea1fb8dde83cbfa34190338613b0def054bc794206e2e143e2fbda58ec2e62eb7b0b59d85963d6d6f92e7592dfd3551ee0c085ea
SSDEEP 1572864:zAb5tU/EvsBLTW4qIIbDNCRJ062JC3JuuODB7SUOTa1R5J:zAb5tUesoaI/NS2KJ0DUUaa1RL
TLSH
T112E73337F149523BE0AA2B355EB3A024983B96504D928D1BC7EC759CCB356303E7B297
MD5 SHA1 SHA512 SSDEEP TLSH

Score

1^/10

installer

Malware Config

Signatures

Inno Setup is an open-source installation builder for Windows applications. 1 IoCs

Inno Setup installer

installer

resource	yara_rule
sample	innosetup

File Explorer

OficioPCPE.pdf.exe

.exe 62.9MB

OficioPCPE.pdf.exe

IMPHASH 88016fcdef7f227c62171d0afad9aae4
SHA256 57dac1b0fa9e682d746a942301e285c8cf030e42a00ec79aac16400eb65bce64
MD5 d074703783405f7bd72384fb15e39c03
SHA1 75a0afd8a5199de7bb87b7e3407206042321e0f4
SHA512 c001e18c7323057047d6df73ea1fb8dde83cbfa34190338613b0def054bc794206e2e143e2fbda58ec2e62eb7b0b59d85963d6d6f92e7592dfd3551ee0c085ea
SSDEEP 1572864:zAb5tU/EvsBLTW4qIIbDNCRJ062JC3JuuODB7SUOTa1R5J:zAb5tUesoaI/NS2KJ0DUUaa1RL
TLSH
T112E73337F149523BE0AA2B355EB3A024983B96504D928D1BC7EC759CCB356303E7B297
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Inno Setup is an open-source installation builder for Windows applications.

Inno Setup installer

installer

Digest

b8:b6:ba:77:51:0f:e2:99:1e:fe:3f:73:f1:1b:ee:e2:8e:dd:1d:62:a4:5c:57:86:35:fc:b1:6d:89:48:03:a4

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=TMP-Ohjelmatuotanto Oy,O=TMP-Ohjelmatuotanto Oy,L=Loviisa,ST=Uusimaa,C=FI

Chains

Jun 29, 2026

CN=TMP-Ohjelmatuotanto Oy,O=TMP-Ohjelmatuotanto Oy,L=Loviisa,ST=Uusimaa,C=FI

CN=Microsoft ID Verified CS EOC CA 04,O=Microsoft Corporation,C=US

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Subject

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Serial Number

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Timespan

Apr 16, 2020 - Apr 16, 2045

Subject

CN=TMP-Ohjelmatuotanto Oy,O=TMP-Ohjelmatuotanto Oy,L=Loviisa,ST=Uusimaa,C=FI

Serial Number

33:00:02:6e:27:16:9c:11:bf:11:a8:7d:48:00:00:00:02:6e:27

Issuer

CN=Microsoft ID Verified CS EOC CA 04,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Jun 27, 2026 - Jun 30, 2026

Subject

CN=Microsoft ID Verified CS EOC CA 04,O=Microsoft Corporation,C=US

Serial Number

33:00:00:00:17:27:45:09:0b:8b:87:af:c6:00:00:00:00:00:17

Issuer

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Mar 26, 2026 - Mar 26, 2031

Subject

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

Serial Number

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Apr 1, 2021 - Apr 1, 2036

Subject

CN=Microsoft Public RSA Timestamping CA 2020,O=Microsoft Corporation,C=US

Serial Number

33:00:00:00:05:e5:cf:0f:ff:66:2e:c9:87:00:00:00:00:00:05

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Nov 19, 2020 - Nov 19, 2035

Subject

CN=Microsoft Public RSA Time Stamping Authority,OU=Microsoft America Operations+OU=nShield TSS ESN:A500-05E0-D947,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:56:7e:8f:9d:58:08:8e:e9:60:00:00:00:00:00:56

Issuer

CN=Microsoft Public RSA Timestamping CA 2020,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Oct 23, 2025 - Oct 22, 2026

Minor OS version

Major OS version

Entry point

724576

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

GetACP GetExitCodeProcess CloseHandle LocalFree SizeofResource VirtualProtect QueryPerformanceFrequency VirtualFree GetFullPathNameW GetProcessHeap ExitProcess HeapAlloc GetCPInfoExW CompareStringOrdinal RtlUnwind SetFilePointerEx GetCPInfo GetStdHandle GetModuleHandleW FreeLibrary HeapDestroy ReadFile CreateProcessW GetLastError GetModuleFileNameW SetLastError FindResourceW CreateThread CompareStringW GetFileSizeEx LoadLibraryA ResetEvent GetVolumeInformationW GetVersion GetDriveTypeW RaiseException FormatMessageW SwitchToThread GetExitCodeThread GetCurrentThread LoadLibraryExW LockResource GetCurrentThreadId UnhandledExceptionFilter VirtualQuery VirtualQueryEx Sleep EnterCriticalSection LoadResource SuspendThread GetTickCount GetStartupInfoW GetFileAttributesW GetCurrentDirectoryW InitializeCriticalSection GetSystemWindowsDirectoryW GetThreadPriority SetThreadPriority GetCurrentProcess VirtualAlloc GetCommandLineW GetSystemInfo GetTempPathW LeaveCriticalSection GetProcAddress ResumeThread GetVersionExW VerifyVersionInfoW HeapCreate LCMapStringW VerSetConditionMask GetDiskFreeSpaceW FindFirstFileW GetUserDefaultUILanguage lstrlenW SetEndOfFile QueryPerformanceCounter HeapFree WideCharToMultiByte FindClose MultiByteToWideChar LoadLibraryW SetEvent CreateFileW GetLocaleInfoW GetSystemDirectoryW DeleteFileW GetLocalTime WaitForSingleObject WriteFile ExitThread DeleteCriticalSection TlsGetValue GetDateFormatW IsValidLocale TlsSetValue CreateDirectoryW GetSystemDefaultUILanguage EnumCalendarInfoW LocalAlloc GetUserDefaultLangID RemoveDirectoryW CreateEventW SetThreadLocale GetThreadLocale

comctl32

InitCommonControls

user32

CreateWindowExW TranslateMessage CharLowerBuffW CallWindowProcW CharUpperW PeekMessageW GetSystemMetrics SetWindowLongW MessageBoxW DestroyWindow CharUpperBuffW CharNextW MsgWaitForMultipleObjects LoadStringW ExitWindowsEx DispatchMessageW

oleaut32

SafeArrayPutElement VariantInit VariantClear SysFreeString SafeArrayAccessData SysReAllocStringLen SafeArrayCreate SafeArrayGetElement SysAllocStringLen SafeArrayUnaccessData SafeArrayPtrOfIndex VariantCopy SafeArrayGetUBound SafeArrayGetLBound VariantChangeType

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW OpenThreadToken AdjustTokenPrivileges LookupPrivilegeValueW RegOpenKeyExW OpenProcessToken FreeSid AllocateAndInitializeSid EqualSid RegQueryValueExW GetTokenInformation ConvertSidToStringSidW RegCloseKey

Name

.text

Size

698KB

Virtual Size

698KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.itext

Size

6KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

16KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.bss

Size

Virtual Size

28KB

Characteristics

IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didata

Size

512B

Virtual Size

420B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.edata

Size

512B

Virtual Size

113B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

Virtual Size

24B

Characteristics

IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

512B

Virtual Size

93B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

69KB

Virtual Size

69KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

69KB

Virtual Size

68KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

OficioPCPE.pdf.exe

kernel32

comctl32

user32

oleaut32

advapi32

generic