MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Threat unknown

Vendor detections: 10

Intelligence 10 IOCs YARA 6 File information Comments

SHA256 hash:	08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e
SHA3-384 hash:	6654901b0e7d6163781d70bf0fcaadc4ecd6d01f40e86f6bac59531aacb2986957b3ae3dcc005220e0f6f6e818eeaf45
SHA1 hash:	61c96ea25f71bb45c6a9e59368122e0f574fbc87
MD5 hash:	2345706875de8828a9a29345cdf19043
humanhash:	berlin-sierra-timing-montana
File name:	welcome.exe
Download:	download sample
File size:	11'061'479 bytes
First seen:	2025-05-28 13:38:12 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	965e162fe6366ee377aa9bc80bdd5c65 (44 x BlankGrabber, 9 x Efimer, 7 x PythonStealer)
ssdeep	196608:J0SN0W8UA3WpwXMCHGLLc54i1wN+KV0cSXl74w44ADzBDv9ILihSEFqkh881zle6:PmW8GiXMCHWUjyVg74w/ADF5ILf5khw6
TLSH	T10EB633CC7BD40CF5E8AAA23ED4E089279322B4680BF2C9939BF445510E732D9FD65752
TrID	66.6% (.EXE) InstallShield setup (43053/19/16) 16.2% (.EXE) Win64 Executable (generic) (10522/11/4) 7.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 3.1% (.EXE) OS/2 Executable (generic) (2029/13) 3.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
dhash icon	c6c2ccc4f4e0e0f8 (37 x PythonStealer, 21 x CrealStealer, 19 x Empyrean)
Reporter	burger
Tags:	exe

Intelligence

File Origin

# of uploads :

# of downloads :

398

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

welcome.exe

Verdict:

Malicious activity

Analysis date:

2025-05-28 13:30:18 UTC

Tags:

pyinstaller python

Link:

https://app.any.run/tasks/7d8fdd96-7121-4dcc-8e92-704f773ae51b

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/6021/

Verdict:

Clean

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68370feb668438e362e7af7a

Tags:

n/a

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Creating a file in the %temp% subdirectories

Restart of the analyzed sample

Creating a window

Сreating synchronization primitives

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

expand lolbin microsoft_visual_cc overlay overlay packed packed packer_detected

Link:

https://www.filescan.io/uploads/683711d6fd02ed5e058c7dd5/reports/818723f1-59a1-4f39-89d0-7b039f7320c7/overview

Verdict:

Malicious

Labled as:

RiskWare/Kryptik.a

Link:

https://www.hybrid-analysis.com/sample/08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/280d26ce-63cb-4c1d-b207-8ae2bb1936c4

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

48 / 100

Link:

https://www.joesandbox.com/analysis/1700734

Signature

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e/

Threat name:

Win64.Trojan.Generic

Status:

Suspicious

First seen:

2025-05-28 13:30:19 UTC

File Type:

PE+ (Exe)

Extracted files:

1610

AV detection:

7 of 24 (29.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=bdyfyj2qikeqyz2mayuz6ikufnygyfrt3me53vqjufcjlb5j7m7a._file

Result

Malware family:

n/a

Score:

7/10

Tags:

pyinstaller

Link:

https://tria.ge/reports/250528-qxkbrswqs9/

Behaviour

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Loads dropped DLL

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/6c66e236-752f-477b-9fa8-99bba434edbd

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerException__SetConsoleCtrl Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	PyInstaller Create hunting rule
Author:	@bartblaze
Description:	Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious.

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	upxHook Create hunting rule
Author:	@r3dbU7z
Description:	Detect artifacts from 'upxHook' - modification of UPX packer
Reference:	https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

exe 08f05c275042890c674c06299f21542b706c1633db09ddd609a1449587a9fb3e

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3554630/

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/6021/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (FORCE_INTEGRITY)	high

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::ConvertSidToStringSidW ADVAPI32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::GetTokenInformation
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessW ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetDriveTypeW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetConsoleCtrlHandler KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::FindFirstFileW KERNEL32.dll::RemoveDirectoryW KERNEL32.dll::SetDllDirectoryW
WIN_USER_API	Performs GUI Actions	USER32.dll::PeekMessageW USER32.dll::CreateWindowExW

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