MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9. 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 1 File information Comments 1

SHA256 hash:	c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9
SHA3-384 hash:	02bfb64635a936dfe71f1deaf74cc753424b8c7016de64d234d600f9c5c9db60c1f6c92de58e64e3ffc393ca230baad5
SHA1 hash:	ec7eb093f92ef8ef09feecd83d101b9c150f9552
MD5 hash:	fb7c0d8b2b78d313f0b6a821a076dd65
humanhash:	october-bravo-triple-floor
File name:	fb7c0d8b2b78d313f0b6a821a076dd65
Download:	download sample
Signature	Stealc Create hunting rule
File size:	281'600 bytes
First seen:	2024-05-04 22:47:55 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	40ce6fbcf20eabd423c57b484adbe4f8 (1 x Stealc)
ssdeep	3072:V5PTHkmRJMZ/V4/PD7IyxsZnqNsqlC5jHlLOt5E:DkWJyV4/PolZnq9+xu
Threatray	1'033 similar samples on MalwareBazaar
TLSH	T145549D006A70D832ED7647729A25C6E4D52ABDE2AB70F28F7254FBDF1D732D08625312
TrID	42.0% (.EXE) InstallShield setup (43053/19/16) 30.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 4.9% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	1270c4d2ccf0331a (2 x Stealc)
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

529

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9.exe

Verdict:

Malicious activity

Analysis date:

2024-05-04 22:50:04 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/f637b823-0bda-4607-8401-ab456e129314

Note:

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

Detection(s):

Win.Trojan.Windigo-10028444-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Connecting to a non-recommended domain

Connection attempt

Sending an HTTP GET request

Running batch commands

Creating a process with a hidden window

Launching a process

Launching the default Windows debugger (dwwin.exe)

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9

Malware family:

Stealc

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e215f19f-c7ec-4591-9ef6-0dda51aaf08d

Result

Threat name:

Mars Stealer, Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1436393

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 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

Searches for specific processes (likely to inject)

Snort IDS alert for network traffic

Tries to harvest and steal Bitcoin Wallet information

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

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

Yara detected Mars stealer

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9/

Threat name:

Win32.Trojan.Stealc

Status:

Malicious

First seen:

2024-05-04 22:48:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=zbt5tzaa3b7zjuw6xtsf7l2f7myflf66hrologtabvo46eh7ud4q._file

Verdict:

malicious

Stealc

0918a0e9939f235924a5fb65284c97efff83f871bc1851c7e61b1b9800512885

Stealc

168f616673007f791b0f36d966e3e7dfd45097a342946f5212b3c6e6163cf287

Stealc

326a97291a3f81e3b1b9e96576add117922b946e04e119f22cdf08e2863f6d07

Stealc

47e56f3493eeb0f41a19e825ab34bc25176aef6708f1e20df70f9dbe0c4f1203

Stealc

942a3a35956be219321c205a4db6ec6e7375c11c1eff2fd9b830798aab093d88

Stealc

adffd52446d0d94c4f726205482a0c062248d6eb35948df937336957cf747db8

Stealc

+ 1'023 additional samples on MalwareBazaar

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc discovery spyware stealer

Link:

https://tria.ge/reports/240504-2q3qbahc47/

Behaviour

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Enumerates physical storage devices

Program crash

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

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://185.172.128.151

Unpacked files

SH256 hash:

34191242a36acb1932dde13416a12b5206a1688bbf48ee00b4a735fbec31e49c

MD5 hash:

dddbeb717a8347ba8a4f3cc1b7f0a823

SHA1 hash:

7e546bc5c38d5434d637ee367ed7e06b04e12e9a

Detections:

stealc

win_stealc_auto

Link:

https://www.unpac.me/results/ab32bf8a-6ef0-48b5-9465-6d5f3d71daaa/

Parent samples :

828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9
2ad46d1e3c84a67063d7b773b774640c4f52ce27607a7559174177f2dcbdca3c
b708baa9b529adc2da4c9dfeef1a7c62d1a9cc231cb82561334de8c0a99cbbdb
34a227d57e2a5a5b5057ce5080476ce18b07927ac25bd7f843ad2f4eae3f7d35
ebd2762a31add17ea93d027db70242ed934bf2e7451b3a6bbe472a69d789197d
448cba856613f4575d176e1ad44f6988fa55dd48a02c09ed6a60b9fcaac7ccb1
05ce414e1e8ed6bb69f76017e7daecf72375b71bdf5e2f8b8ec294c5887aa8b7
1c03534e55f231c41f78ad9a110bc391e2c915daa57f3a6cc115819feaa33047
d75944f20168d0585058bd5b7035c79c4728cda469bf1edee6f62bfd2847ea67
31052e97bdef3240e124a1e3b7db2c7c45a206d1bfd05fd818cfe3d58c74520d
5582b042cd5654b5fe130a0ecb5c1e6a4acafc2699e43623625d0ec1393e7439
fba5ceee28251849d9109dc3d0a84207f71983d378786b1c0f0f4b5d38371e33
806e53a683ec3126336abe61b387f8f9f94d7bae0b0f2389751764f8b4ab18ec
c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9
373fdc4b1219c8bd03862099f5f7bc85c46d77b727ee79553fcf978fbcafcc49

SH256 hash:

c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9

MD5 hash:

fb7c0d8b2b78d313f0b6a821a076dd65

SHA1 hash:

ec7eb093f92ef8ef09feecd83d101b9c150f9552

Link:

https://www.unpac.me/results/ab32bf8a-6ef0-48b5-9465-6d5f3d71daaa/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c867d9e400d8/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/c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9

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

File information

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

Web download

Stealc

exe c867d9e400d87f94d2debce45faf45fb305597de3c5cb71a600d5dcf10ffa0f9

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2754939/

URLhaus

https://urlhaus.abuse.ch/url/2810818/

URLhaus

https://urlhaus.abuse.ch/url/2812849/

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::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetVolumeInformationW KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::WriteConsoleA KERNEL32.dll::SetConsoleScreenBufferSize KERNEL32.dll::SetConsoleTitleA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasesLengthA KERNEL32.dll::GetConsoleAliasExesLengthW KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA

Comments

Login required

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

zbet commented on 2024-05-04 22:47:56 UTC

url : hxxp://185.172.128.203/dl.php