MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90. 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: 14

Intelligence 14 IOCs YARA 8 File information Comments

SHA256 hash:	05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90
SHA3-384 hash:	f5c4e2676231fc9aba0927150c6458c82932e6c4b0ee0cc4ee6441d6da95104c21c85343a0047f6b94f84d38a9711854
SHA1 hash:	d088b8fdc1b6ed67beb858860db6eced74323c97
MD5 hash:	4ab252a7c258896d16c0947eb923367b
humanhash:	edward-cardinal-black-romeo
File name:	4ab252a7c258896d16c0947eb923367b.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	277'504 bytes
First seen:	2023-08-26 08:31:43 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	478e1adb03a4046019e6832a1ee52bcb (2 x Smoke Loader, 1 x RedLineStealer, 1 x Glupteba)
ssdeep	3072:lFXQCIKlTtEL5p3R59wSw3FS7k+3FgupnBgw9b7+85vysFG3Z5R9lR/TAGRO:lBQ6T+L5tR5yDMk+m8aw9nYQ8FDNT9R
Threatray	165 similar samples on MalwareBazaar
TLSH	T15744CF1179D2D4BEC89204309824F7F4767FB8338699898777683F6F3D31392A6A6352
TrID	37.3% (.EXE) Win64 Executable (generic) (10523/12/4) 17.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 16.0% (.EXE) Win32 Executable (generic) (4505/5/1) 7.3% (.ICL) Windows Icons Library (generic) (2059/9) 7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):
dhash icon	00080808020a0400 (2 x Stealc, 1 x Smoke Loader, 1 x Vidar)
Reporter	abuse_ch
Tags:	exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

264

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

4ab252a7c258896d16c0947eb923367b.exe

Verdict:

Malicious activity

Analysis date:

2023-08-26 08:36:15 UTC

Tags:

stealc stealer

Link:

https://app.any.run/tasks/ae44ed7f-d4bd-4a96-addb-d3d61ec0b484

Note:

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

Detection(s):

Win.Packer.pkr_ce1a-9980177-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Sending an HTTP GET request

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

Threat level:

10/10

Confidence:

100%

Tags:

greyware packed xpack

Link:

https://www.filescan.io/uploads/64e9b88ab3b7d7c782d015b3/reports/412f2ea8-e4c6-4807-be39-617073d0b571/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90

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:

Oski Stealer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/4eb06dfa-9e78-4d2c-9bf7-4199b23a5371

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1297754

Signature

Antivirus detection for URL or domain

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 domain / URL

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Self deletion via cmd or bat file

Snort IDS alert for network traffic

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

Tries to steal Crypto Currency Wallets

Tries to steal Mail credentials (via file / registry access)

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90/

Threat name:

Win32.Trojan.Privateloader

Status:

Malicious

First seen:

2023-08-25 19:47:23 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

29 of 37 (78.38%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=avle4dlp4gxau4eugnj5khoqxqm2i7wis3xdmuzwgljuxh2vpkia._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc spyware stealer

Link:

https://tria.ge/reports/230826-kfahcaha83/

Behaviour

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Accesses cryptocurrency files/wallets, possible credential harvesting

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Downloads MZ/PE file

Stealc

Unpacked files

SH256 hash:

dc7f3a22dabb560428ed5f62eb881c3643f85bdad454befadba0c051904fce0f

MD5 hash:

d9c8df9237d3d825d8cd7cf225322037

SHA1 hash:

b3fd98f0d6d93898c1f870555944e78bff54e77e

Link:

https://www.unpac.me/results/0121e3ab-ce14-46eb-91d4-4d48fb338919/

SH256 hash:

05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90

MD5 hash:

4ab252a7c258896d16c0947eb923367b

SHA1 hash:

d088b8fdc1b6ed67beb858860db6eced74323c97

Link:

https://www.unpac.me/results/0121e3ab-ce14-46eb-91d4-4d48fb338919/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/05564e0d6fe1/report/overview.html

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/05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90

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:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

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:	detect_Mars_Stealer Create hunting rule
Author:	@malgamy12
Description:	detect_Mars_Stealer

Rule name:	infostealer_win_stealc_standalone Create hunting rule
Description:	Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:	https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	Windows_Trojan_Smokeloader_3687686f Create hunting rule
Author:	Elastic Security

Rule name:	win_stealc_w0 Create hunting rule
Author:	crep1x
Description:	Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:	https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/

File information

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

Web download

Stealc

exe 05564e0d6fe1ae0a70943353d51dd0bc19a47ec896ee36533632d34b9f557a90

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2705935/

Delivery method

Distributed via web download

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