MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa. 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: 17

Intelligence 17 IOCs YARA 15 File information Comments

SHA256 hash:	b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa
SHA3-384 hash:	fa37a5a45067182004d5898ee73edbbd7ccbf58cc33bd00d4cf0a69eea6daf56f579b1beab3944e20bf1a9053c03a5d5
SHA1 hash:	61672133522cab050ec53e3e7df875d4cf7634cc
MD5 hash:	9bbce4f97ec6ce722de9ad3619b7c4e9
humanhash:	butter-island-double-mexico
File name:	random.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	1'786'880 bytes
First seen:	2025-01-26 13:25:43 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:zptz7C7imX+0eBv22pzB1kUuoFolUgDZHItXwC:zpcWf22p5u201ItXw
TLSH	T14D853399FC283F49C75171B63BC2B82635A17312D4F04964A24F19998942CFF4AB36EF
TrID	27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
Reporter	aachum
Tags:	exe Stealc

iamaachum

185.215.113.16/steam/random.exe

StealC Botnet: BRAT
StealC C2: http://185.215.113.206/c4becf79229cb002.php

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware family:

amadey

ID:

File name:

O8KZQ_random.exe

Verdict:

Malicious activity

Analysis date:

2025-01-26 13:02:24 UTC

Tags:

stealer lumma themida loader stealc amadey botnet telegram autoit evasion inno installer delphi remote xworm

Link:

https://app.any.run/tasks/63c3d061-8b43-4b54-b4bc-76ca58eb08c0

Note:

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

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6796320cbb54c65453012890

Tags:

vmdetect spam

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Searching for analyzing tools

Running batch commands

Creating a process with a hidden window

Launching a process

Connection attempt to an infection source

Sending an HTTP GET request to an infection source

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-vm microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/679637ed85aac483f3885621/reports/bcf10130-9757-46e2-a79a-a5becc5e8453/overview

Verdict:

Malicious

Labled as:

Symmi.Generic

Link:

https://www.hybrid-analysis.com/sample/b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa

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.

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/264efa73-ab9b-4d8d-9714-5baa82d4a47c

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1599778

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)

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

Found malware configuration

Hides threads from debuggers

Joe Sandbox ML detected suspicious sample

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

PE file contains section with special chars

Searches for specific processes (likely to inject)

Suricata IDS alerts for network traffic

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

Yara detected Powershell download and execute

Yara detected Stealc

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa/

Threat name:

Win32.Trojan.StealC

Status:

Malicious

First seen:

2025-01-26 12:50:44 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wc5ie5yzujebda6oyms5twwkaxamb6eppw5bvh22bvni56qclgva._file

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:brat defense_evasion discovery stealer

Link:

https://tria.ge/reports/250126-qph4qstmhn/

Behaviour

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Program crash

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Checks installed software on the system

Checks BIOS information in registry

Identifies Wine through registry keys

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Stealc

Stealc family

Malware Config

C2 Extraction:

http://185.215.113.206

Verdict:

Suspicious

Tags:

stealer stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/1599a822-fd77-4920-bb21-70d17a34c97e

Unpacked files

SH256 hash:

1b07bf9e6d17b265e528a27a2a999a7d340ffbdd476e0a10c67f3390ad259424

MD5 hash:

e6acfd901dcabc6874fe89b781b36cbf

SHA1 hash:

8b9788f252f76cc753d59d54ccaab7cee70a3092

Detections:

stealc

win_stealc_w0

win_stealc_a0

Link:

https://www.unpac.me/results/3a28a9aa-9ffa-46d9-880a-5c39257c7285/

SH256 hash:

b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa

MD5 hash:

9bbce4f97ec6ce722de9ad3619b7c4e9

SHA1 hash:

61672133522cab050ec53e3e7df875d4cf7634cc

Link:

https://www.unpac.me/results/3a28a9aa-9ffa-46d9-880a-5c39257c7285/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b0ba827719a2/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/b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa

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:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

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:	malware_Stealc_str Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	Stealc infostealer

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Stealc Create hunting rule
Author:	kevoreilly
Description:	Stealc Payload

Rule name:	Stealer_Stealc Create hunting rule
Author:	Still
Description:	attempts to match instructions/strings found in Stealc

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	Windows_Generic_Threat_2bba6bae 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 b0ba827719a2481183cec325d9daca05c0c0f88f7dba1a9f5a0d5a8efa0259aa

(this sample)

Link

https://tria.ge/250126-p6bwbasrgl/behavioral2

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3284801/

URLhaus

https://urlhaus.abuse.ch/url/3079150/

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

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