MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd. 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 20 File information Comments

SHA256 hash:	0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd
SHA3-384 hash:	3c1f6fba2ec7f6dbbaf68a6b7ed8e5036a4938aa6a5505dc082a1765bdedc44cc7ee648247f51125ae0caac5d131b903
SHA1 hash:	a0ebd339bd527a1e83461c4dcab681b53a45f908
MD5 hash:	5c7e99e833e0c37ca9b4571923fd12e4
humanhash:	rugby-virginia-solar-earth
File name:	5c7e99e833e0c37ca9b4571923fd12e4.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	657'784 bytes
First seen:	2023-10-29 23:00:38 UTC
Last seen:	2023-10-30 01:02:15 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	63dcf426cf592d540da4a68f9741991e (13 x Stealc)
ssdeep	12288:JHQ4R78rGcukgmWRjAeQSqtoCldl4Dol9:1HhZcw95jJCloDg9
Threatray	917 similar samples on MalwareBazaar
TLSH	T16DE49D12A2B1823BD07E3A3C981B56BD98697D41F7A8E4CAEFD05D4C5E35F813491393
TrID	38.9% (.SCR) Windows screen saver (13097/50/3) 29.7% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2) 13.3% (.EXE) Win32 Executable (generic) (4505/5/1) 6.0% (.EXE) OS/2 Executable (generic) (2029/13) 5.9% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):
dhash icon	399998ecd4d46c0e (572 x Quakbot, 137 x ArkeiStealer, 82 x GCleaner)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
http://bidbur.com/b5c586aec2e1004c.php

Intelligence

File Origin

# of uploads :

# of downloads :

390

Origin country :

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/456966/

Detection(s):

SecuriteInfo.com.Trojan.Siggen21.55676.11630.15499.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a window

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Sending a custom TCP request

DNS request

Sending an HTTP GET request

Running batch commands

Creating a process with a hidden window

Launching a process

Gathering data

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

control keylogger lolbin overlay packed replace shell32

Link:

https://www.filescan.io/uploads/653ee42f746262825556074e/reports/de1af06d-d82f-4cb3-9dcd-da0449e92cdd/overview

Verdict:

Malicious

Labled as:

Tedy.Generic

Link:

https://www.hybrid-analysis.com/sample/0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd

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/29e8d8e2-5f16-4520-bdea-9b0a41bbe91b

Result

Threat name:

CryptOne, Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1333941

Signature

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 evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)

Found malware configuration

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

Icon mismatch, binary includes an icon from a different legit application in order to fool users

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)

Yara detected CryptOne packer

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd/

Threat name:

Win32.Trojan.Stealc

Status:

Malicious

First seen:

2023-10-29 23:01:06 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

17 of 23 (73.91%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=bviumk64j7yo6agcscwkkvobh7cngcvxjw3zubb3xz2zevahxo6q._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc discovery spyware stealer

Link:

https://tria.ge/reports/231029-2zjc2abe98/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

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 user/profile data of web browsers

Downloads MZ/PE file

Stealc

Unpacked files

SH256 hash:

0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd

MD5 hash:

5c7e99e833e0c37ca9b4571923fd12e4

SHA1 hash:

a0ebd339bd527a1e83461c4dcab681b53a45f908

Link:

https://www.unpac.me/results/7b9bbcf8-e2f8-4b3d-8c3c-114ba65bbcab/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/0d51462bdc4f/report/overview.html

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

Threat name:

Suspicious File

Score:

0.66

Link:

https://yomi.yoroi.company/submissions/0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd

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:	BobSoftMiniDelphiBoBBobSoft Create hunting rule
Author:	malware-lu

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

Rule name:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	DebuggerCheck__QueryInfo 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:	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs Create hunting rule
Author:	ditekSHen
Description:	Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

Rule name:	INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs Create hunting rule
Author:	ditekSHen
Description:	Detect binaries embedding considerable number of MFA browser extension IDs.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

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:	maldoc_getEIP_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	QbotStuff Create hunting rule
Author:	anonymous

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

Rule name:	Trojan_W32_Gh0stMiancha_1_0_0 Create hunting rule

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/

Rule name:	yarahub_win_stealc_bytecodes_oct_2023 Create hunting rule
Author:	Matthew @ Embee_Research

Rule name:	yara_template Create hunting rule

File information

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

Web download

Stealc

exe 0d51462bdc4ff0ef00c290aca555c13fc4d30ab74db79a043bbe75925407bbbd

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2723302/

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/456966/

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