MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe. 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 1 YARA 4 File information Comments

SHA256 hash:	2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe
SHA3-384 hash:	9c25280ab936c699fcec614e1160eb7bdad6ea1ad2a1b4c8fa81b5ec34296da8730f693cc20014335d92b864348317b3
SHA1 hash:	300e1b30c5da010ad35d79b388732afcd2a39b25
MD5 hash:	233ae612b0380fa70b4edeac936de6a6
humanhash:	robin-fifteen-carolina-helium
File name:	233ae612b0380fa70b4edeac936de6a6.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	654'848 bytes
First seen:	2024-10-29 16:10:13 UTC
Last seen:	2024-10-29 17:24:29 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	6049df8106cf1f65fb69888e6c113d1d (2 x Stealc)
ssdeep	12288:SQmNpVXTYYuradbOLihYL2sqDM/6Geh2Xk14XSetduW/zEdP1:SQcpK1Q6X5k14rTVzEp
Threatray	40 similar samples on MalwareBazaar
TLSH	T115D4F151BAFB9426F7F79A385A7866D42EFBF8A3A530804F1150177E1D30AD14A23723
TrID	67.1% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 12.2% (.EXE) Win64 Executable (generic) (10522/11/4) 5.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.2% (.EXE) Win32 Executable (generic) (4504/4/1) 2.4% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
File icon (PE):
dhash icon	12716c4cf4c4cccc (1 x Stealc)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
http://45.88.76.238/3b55d279dd60140c.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
http://45.88.76.238/3b55d279dd60140c.php	https://threatfox.abuse.ch/ioc/1339974/

Intelligence

File Origin

# of uploads :

# of downloads :

3'660

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

233ae612b0380fa70b4edeac936de6a6.exe

Verdict:

Malicious activity

Analysis date:

2024-10-29 16:14:50 UTC

Tags:

stealer stealc loader

Link:

https://app.any.run/tasks/391937bb-fcc4-46ed-abbc-b3a50068b9e1

Note:

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

Detection(s):

SecuriteInfo.com.Win32.PWSX-gen.2142.28755.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6721091ba75e41aa6722c5e3

Tags:

Powershell Cobalt Lien

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Sending an HTTP GET request

Creating a file

Сreating synchronization primitives

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

fingerprint microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/672109197b6de3d3d35664b1/reports/b0945af7-18a3-4e51-8384-bfffbc5ef5be/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe

Result

Verdict:

UNKNOWN

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/7be57f5b-036d-4e71-99e1-cb3d00363373

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1544740

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

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

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Searches for specific processes (likely to inject)

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/2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe/

Threat name:

Win32.Trojan.Smokeloader

Status:

Malicious

First seen:

2024-10-29 17:10:21 UTC

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=evkisdbzn3anrjbm2hj6neb3qsam7r26ri3sa2rd6dtvqcnjn37a._file

Verdict:

malicious

Label(s):

stealc

shellcode_loader_002

Stealc

3c04339fa53eed7a5d39fefbdc8f42aff06b2a5651ff521a8a20b4eb28c8f176

Stealc

486c9bb7cd3ea23cc682ebc3b13aa40678a4450c3a9d22f8c45fad43f1a82271

Stealc

eb180e93ee49995a5303331261cc1ed3d1b07c10e6d7f1545277a3b674731f20

Stealc

error

Stealc

+ 30 additional samples on MalwareBazaar

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:logsdiller credential_access discovery spyware stealer

Link:

https://tria.ge/reports/241029-tmycesxqaj/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Browser Information Discovery

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks computer location settings

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Unsecured Credentials: Credentials In Files

Downloads MZ/PE file

Uses browser remote debugging

Stealc

Stealc family

Malware Config

C2 Extraction:

http://45.88.76.238

Verdict:

Malicious

Tags:

stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/1ad33979-b9b5-4fe4-8349-e33a387adba6

Unpacked files

SH256 hash:

81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4

MD5 hash:

eda18948a989176f4eebb175ce806255

SHA1 hash:

ff22a3d5f5fb705137f233c36622c79eab995897

Link:

https://www.unpac.me/results/03b47c8c-09a0-4f6a-a12b-0c8c6c1a3e57/

SH256 hash:

e81925eacbd29bf2db147f81c9e40c8d7af226d83cf2a909f542597473a02d08

MD5 hash:

4b7f7ef20162ca5ce54e3733dca1e0e0

SHA1 hash:

25af6024e0a46445874da704f55f0f1604300baa

Detections:

stealc

detect_Mars_Stealer

Link:

https://www.unpac.me/results/03b47c8c-09a0-4f6a-a12b-0c8c6c1a3e57/

Parent samples :

3c04339fa53eed7a5d39fefbdc8f42aff06b2a5651ff521a8a20b4eb28c8f176
2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe
ff0b6360bee72c4ef53aada8f58cdab6a212b165fbf11b5f4cbfe4b6d1ba46cb

SH256 hash:

2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe

MD5 hash:

233ae612b0380fa70b4edeac936de6a6

SHA1 hash:

300e1b30c5da010ad35d79b388732afcd2a39b25

Link:

https://www.unpac.me/results/03b47c8c-09a0-4f6a-a12b-0c8c6c1a3e57/

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/2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe

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

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

File information

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

Web download

Stealc

exe 2554890c396ec0d8a42cd1d3e6903b8480cfc75e8a37206a23f0e75809a96efe

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3243375/

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 (HIGH_ENTROPY_VA)	high
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::VirtualAllocEx KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::DeleteVolumeMountPointA KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::WriteConsoleA KERNEL32.dll::ReadConsoleOutputCharacterW KERNEL32.dll::SetConsoleCursorPosition KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesLengthA KERNEL32.dll::GetConsoleAliasW KERNEL32.dll::GetConsoleFontSize KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::MoveFileExW KERNEL32.dll::MoveFileA KERNEL32.dll::GetFileAttributesA KERNEL32.dll::GetSystemWow64DirectoryW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameA

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample