MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415. 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: 16

Intelligence 16 IOCs YARA 1 File information Comments 1

SHA256 hash:	a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415
SHA3-384 hash:	32fff8e9d7890c0141594d122646ac2611eed1c051eb22b83d4d5b16285b80f129510239be0b055004b5a1ee08288ee3
SHA1 hash:	cfc2234f1f92ed92ed41f81d01937db9d709fc8d
MD5 hash:	8d7f024a36aba3b0d38bf54b5263b47b
humanhash:	neptune-one-summer-comet
File name:	8d7f024a36aba3b0d38bf54b5263b47b
Download:	download sample
Signature	Stealc Create hunting rule
File size:	278'528 bytes
First seen:	2024-01-19 14:55:02 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	350df2655b0daaea96b8813dc9808d30 (2 x Smoke Loader, 1 x UACModuleSmokeLoader, 1 x Stealc)
ssdeep	3072:r8SIrZvALNCLfHSNkmoyRTPRurb0YG1Xb5OKeU2K6gvX:r85vALNCLfHwOyRTPRAbD+w2B
TLSH	T1014407038EE1BD46E926CB728E2FC2E8F61EF5508E59B7792129DA1F04B1072C17B751
TrID	32.3% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 23.3% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 17.5% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 7.3% (.SCR) Windows screen saver (13097/50/3) 5.9% (.EXE) Win64 Executable (generic) (10523/12/4)
File icon (PE):
dhash icon	0000080000020000 (1 x Stealc)
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

434

Origin country :

Vendor Threat Intelligence

Malware family:

smoke

ID:

File name:

af3dc0594e46f420ba802d85cd7c3086fd3bb7648fee0fc707d810311aac382b.exe

Verdict:

Malicious activity

Analysis date:

2024-01-19 15:37:22 UTC

Tags:

loader smoke smokeloader stealer vidar stealc

Link:

https://app.any.run/tasks/d7123fdd-5db4-42ae-a20e-93a4db4c9384

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/471692/

Detection(s):

Win.Packer.pkr_ce1a-9980177-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a file

Reading critical registry keys

Changing a file

Creating a file in the %AppData% subdirectories

Creating a window

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Stealing user critical data

Sending an HTTP GET request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/65aa8d49fd5068bbc3da3811/reports/e74c3b69-d6e2-4464-9206-8908332a6ac7/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415

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/daac5b64-1bd0-4710-92a6-9fea8aa5b4c6

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1377503

Signature

Antivirus / Scanner detection for submitted sample

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 harvest and steal ftp login credentials

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

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415/

Threat name:

Win32.Backdoor.Tofsee

Status:

Malicious

First seen:

2024-01-19 14:56:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=udmnezvi6njf2nyzzrssmhvjwiilwqvxzsmc54xwadihhes5uqkq._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc discovery spyware stealer

Link:

https://tria.ge/reports/240119-sagngaggc3/

Behaviour

Checks processor information in registry

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

Checks installed software on the system

Checks computer location settings

Deletes itself

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Downloads MZ/PE file

Stealc

Malware Config

C2 Extraction:

http://185.172.128.79

Unpacked files

SH256 hash:

97b692b271ecec8bd56b1fb589f4e26f070fac9576e6ca7b69e6369a6318a18f

MD5 hash:

225ea83407a94f6d762631a1dca8df4e

SHA1 hash:

0a197437744336c6d5c4f649a9c7e55939817dc6

Detections:

stealc

win_stealc_auto

win_stealc_a0

Link:

https://www.unpac.me/results/ae74498b-b07f-4512-b687-b21898e51ed1/

Parent samples :
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SH256 hash:

a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415

MD5 hash:

8d7f024a36aba3b0d38bf54b5263b47b

SHA1 hash:

cfc2234f1f92ed92ed41f81d01937db9d709fc8d

Link:

https://www.unpac.me/results/ae74498b-b07f-4512-b687-b21898e51ed1/

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/a0d8d266a8f3525d3719cc65261ea9b210bb42b7cc982ef2f600d073925da415

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.