MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77. 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

Stealc

Vendor detections: 15

Intelligence 15 IOCs YARA 4 File information Comments 1

SHA256 hash:	57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77
SHA3-384 hash:	fbdb1b7e2fec04187778b13664621dcb4c25b88fb8f57cf37b6dacf72641e63dc4e4bed7c444a97ca89efcd3a99e28a6
SHA1 hash:	140c1c672587b825de6ad57f0bf3ec6010fc887d
MD5 hash:	197ff0e492aa4975318a26ce3f9fc0ff
humanhash:	beer-carolina-iowa-kilo
File name:	197ff0e492aa4975318a26ce3f9fc0ff
Download:	download sample
Signature	Stealc Create hunting rule
File size:	351'232 bytes
First seen:	2024-10-30 01:47:23 UTC
Last seen:	2024-10-30 03:22:14 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	90260dfe357d15f71bf93bd425aa2a55 (3 x Stealc)
ssdeep	6144:QLmgCCpigVaqwU5TSocyUVyCZasZgM+VGUtm:QSddU5T5cQC9CXG
TLSH	T13174BF11F2F59921F7F74A784974B7941E3BF8A37971805E215CBABE0E326C089A1723
TrID	34.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 25.8% (.EXE) InstallShield setup (43053/19/16) 18.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 6.3% (.EXE) Win64 Executable (generic) (10522/11/4) 3.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika	pebin
File icon (PE):
dhash icon	12716c4cecc4d4c4 (3 x Stealc)
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

464

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

197ff0e492aa4975318a26ce3f9fc0ff

Verdict:

Malicious activity

Analysis date:

2024-10-30 01:49:10 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/ac75880f-32d6-4970-aa08-ab974610862a

Note:

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

Detection(s):

SecuriteInfo.com.FileRepMalware.24672.28736.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=672190568d23d9049131d4e8

Tags:

cobalt agent hype onli

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Sending an HTTP GET request

Сreating synchronization primitives

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Searching for the window

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

Stealc

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/5273fae6-07eb-4908-9cd2-90300062ddbe

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1545050

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Found evasive API chain (may stop execution after checking locale)

Found malware configuration

Found many strings related to Crypto-Wallets (likely being stolen)

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Searches for specific processes (likely to inject)

Suricata IDS alerts for network traffic

Tries to harvest and steal Bitcoin Wallet information

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

Yara detected Powershell download and execute

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77/

Threat name:

Win32.Trojan.Smokeloader

Status:

Malicious

First seen:

2024-10-30 01:48:11 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Verdict:

malicious

Label(s):

shellcode_loader_002

stealc

Similar samples:

error

Stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:default9_pal discovery stealer

Link:

https://tria.ge/reports/241030-b74e3avqel/

Behaviour

Program crash

System Location Discovery: System Language Discovery

Stealc

Stealc family

Malware Config

C2 Extraction:

http://62.122.184.144

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/7e0a5c13-0887-4882-985c-068cf581eb84

Unpacked files

SH256 hash:

8271fc6d700c2ff0433bd1f03dcb1187fdedb7244cf45ae59edf7714fe611f6d

MD5 hash:

c116081499f34b9e72edd0fcd189b686

SHA1 hash:

93a3ee5f2528ef77acc413b3c2898124ac64d3e2

Detections:

stealc

detect_Mars_Stealer

Link:

https://www.unpac.me/results/61ec1562-f453-453b-a8ae-1c966bf7b6f9/

Parent samples :

4d94742425b58e30db5b6df14f052e5576fef0dcb8ef48b5546f1301a72aca0c
57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77

SH256 hash:

29e7e1c1e1a7e5f26f6961d8036cdd04ee4557dec0a7dcadcd8e7651f5e53f43

MD5 hash:

2ec23e83e2f63ab27c25741b1f4d7f49

SHA1 hash:

bb231b274bd66393fa830a44e6d4447d4399eeb9

Link:

https://www.unpac.me/results/61ec1562-f453-453b-a8ae-1c966bf7b6f9/

SH256 hash:

57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77

MD5 hash:

197ff0e492aa4975318a26ce3f9fc0ff

SHA1 hash:

140c1c672587b825de6ad57f0bf3ec6010fc887d

Link:

https://www.unpac.me/results/61ec1562-f453-453b-a8ae-1c966bf7b6f9/

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/57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77

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

File information

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

Web download

Stealc

exe 57742d6edf5ffc0fd65d91e1520f96115eb63765406a50a69cd65116da2cfd77

(this sample)

Delivery method

Distributed via web download

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 (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::VirtualAllocEx KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::DeleteVolumeMountPointW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleOutputCharacterW KERNEL32.dll::SetConsoleCursorPosition KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesLengthW KERNEL32.dll::GetConsoleAliasW KERNEL32.dll::GetConsoleFontSize KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::MoveFileExW KERNEL32.dll::MoveFileW KERNEL32.dll::GetFileAttributesA KERNEL32.dll::GetSystemWow64DirectoryW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameA

Comments

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zbet commented on 2024-10-30 01:47:24 UTC

url : hxxp://176.113.115.37/VMwareUpdate.exe