MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da. 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 5 File information Comments

SHA256 hash:	c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da
SHA3-384 hash:	d616b14d2dbd2268c16f4cdf571501836e8fd0336ecdb47f4c7c0f51e3f11b94d2c2dfd4c75c05bbd306fa3f13046e27
SHA1 hash:	1993a7d4497d82afb2476fe6d6bc52301f1ec61c
MD5 hash:	d280ceff4e28777238041c040ede76ea
humanhash:	quebec-arkansas-undress-mirror
File name:	file
Download:	download sample
Signature	Stealc Create hunting rule
File size:	201'728 bytes
First seen:	2024-08-20 04:07:02 UTC
Last seen:	2024-08-20 04:19:57 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	3072:vHBOwZAts9NyiZXkYxAobBzU8/k3AYbIsvSau6a2anoKRLKsb:vxetuUcUYxF/szbIsvSay/oaK
TLSH	T1FB14122B52CEC2C0EFBF9332A6FA664C0958B6806CD760738DA086597E59369F611371
TrID	67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.7% (.EXE) Win64 Executable (generic) (10523/12/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter	Bitsight
Tags:	exe Stealc

Bitsight

url: http://31.41.244.11/steam/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

363

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-08-20 04:10:06 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/aa39bde7-c0ab-41bf-a9bf-1f1e285436ed

Note:

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

Detection(s):

SecuriteInfo.com.Win32.CrypterX-gen.6482.13927.UNOFFICIAL

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66c41667b2a4681a729658df

Tags:

Static

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/66c4166bc5b2e89b6665a955/reports/c0394ec2-d87a-43ae-a0cd-6c7667da6a03/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da

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/e2817e2f-5d28-4ea8-ae76-cf164edcbfc0

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1495391

Signature

.NET source code contains very large array initializations

AI detected suspicious sample

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Suricata IDS alerts for network traffic

Writes to foreign memory regions

Yara detected Powershell download and execute

Yara detected Stealc

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da/

Threat name:

ByteCode-MSIL.Trojan.StealC

Status:

Malicious

First seen:

2024-08-20 04:08:06 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yisym6grpuzth22tmpo5y4jssc3mzjcedyxvmg7ew24t2yac4lna._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:nord discovery stealer

Link:

https://tria.ge/reports/240820-eppezasgjd/

Behaviour

Suspicious use of WriteProcessMemory

Program crash

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Stealc

Malware Config

C2 Extraction:

http://185.215.113.100

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/08a56c67-788f-450c-a962-9b2af8512217

Unpacked files

SH256 hash:

bb6b16910a44ae7bd5fda3378b9888f4b37849d2b86ac3260af990b3b566c6fa

MD5 hash:

3df4d0ee10c4b97945152a37a68f1a84

SHA1 hash:

835fea622a93f8eb63e3c497c695a9be4a03848e

Detections:

stealc

Link:

https://www.unpac.me/results/8e87d626-67eb-4b8f-a4aa-ef4df669a185/

Parent samples :
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SH256 hash:

c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da

MD5 hash:

d280ceff4e28777238041c040ede76ea

SHA1 hash:

1993a7d4497d82afb2476fe6d6bc52301f1ec61c

Link:

https://www.unpac.me/results/8e87d626-67eb-4b8f-a4aa-ef4df669a185/

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

Threat name:

Suspicious File

Score:

0.68

Link:

https://yomi.yoroi.company/submissions/c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da

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:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

File information

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

Web download

Stealc

exe c2258678d17d3333eb5363dddc713290b6cca4441e2f561be4b6b93d6002e2da

(this sample)

Dropped by

Amadey

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 (GUARD_CF)	high

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