MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce. 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: 15

Intelligence 15 IOCs YARA 5 File information Comments

SHA256 hash:	7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce
SHA3-384 hash:	0f27d414122a550033f76097d56fdce7857d741d5b77e2c4fd38d85f1aba43451ae151fb2aa338bec1ed76412cf8e969
SHA1 hash:	4d7460060b2587dcc21e851d22070b479ffca62e
MD5 hash:	58cca58e04f5b13801aebe607cdf61dd
humanhash:	illinois-shade-seventeen-nebraska
File name:	58cca58e04f5b13801aebe607cdf61dd.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	514'936 bytes
First seen:	2024-10-06 18:00:08 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	a60bdb87c5f6c8156150002e03d82eb0 (17 x Stealc)
ssdeep	12288:CKKbpydeHVFRGg0L6YCIuFDihHxybb0EpNYt1rKo:CKMydita6Sux82Ux
TLSH	T11AB4F11274C08072D9A3143249E8DA74AF7CF9314BA65DDF67A81F7E4F342C1E624A6B
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	abuse_ch
Tags:	exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

338

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

58cca58e04f5b13801aebe607cdf61dd.exe

Verdict:

Malicious activity

Analysis date:

2024-10-06 20:45:02 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/e7f82229-8d3a-4c74-8f3b-0d3c404a51a3

Note:

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

Verdict:

Clean

Score:

89.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6702d05fb932c04ee8fd8daa

Tags:

injection exploit obfusc

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint invalid-signature microsoft_visual_cc overlay packed signed stealc

Link:

https://www.filescan.io/uploads/6702d05d3b774e4bdf939282/reports/96bec4b3-30e2-4454-8b01-dc39d838f4f9/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce

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/47b6dffc-219b-4d96-be5e-ea30184968e5

Result

Threat name:

Stealc, Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1527108

Signature

AI detected suspicious sample

Allocates memory in foreign processes

C2 URLs / IPs found in malware configuration

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

Found malware configuration

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

Injects a PE file into a foreign processes

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Searches for specific processes (likely to inject)

Sigma detected: Silenttrinity Stager Msbuild Activity

Suricata IDS alerts 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

Writes to foreign memory regions

Yara detected Powershell download and execute

Yara detected Stealc

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ozylcbkmijnijghudlbjvfsehdp4q637fasfrbddo4tuis2sg7ha._file

Verdict:

malicious

Label(s):

stealc

Similar samples:

error

Stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:default5_doz discovery stealer

Link:

https://tria.ge/reports/241006-wlc17sxdql/

Behaviour

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Stealc

Malware Config

C2 Extraction:

http://62.204.41.159

Verdict:

Malicious

Tags:

stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/66d7e59e-5e5d-4c26-807a-45d576eab7fc

Unpacked files

SH256 hash:

29e7e1c1e1a7e5f26f6961d8036cdd04ee4557dec0a7dcadcd8e7651f5e53f43

MD5 hash:

2ec23e83e2f63ab27c25741b1f4d7f49

SHA1 hash:

bb231b274bd66393fa830a44e6d4447d4399eeb9

Link:

https://www.unpac.me/results/460039fc-4a58-4d5f-985b-70d8e8270fbe/

SH256 hash:

2e145192e413b1db4ebb7b726d8c9a4f23404229425a88455a095dc8b47edd2b

MD5 hash:

0480eba457a76f0ffbcc53958dfe88e9

SHA1 hash:

95ca50985d4a8162069185757001e9fd3e402964

Detections:

stealc

Link:

https://www.unpac.me/results/460039fc-4a58-4d5f-985b-70d8e8270fbe/

Parent samples :
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SH256 hash:

7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce

MD5 hash:

58cca58e04f5b13801aebe607cdf61dd

SHA1 hash:

4d7460060b2587dcc21e851d22070b479ffca62e

Link:

https://www.unpac.me/results/460039fc-4a58-4d5f-985b-70d8e8270fbe/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7670b1054c42/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/7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

File information

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

Web download

Stealc

exe 7670b1054c425a8498f41ac29a964438dfc87b7f28245884637727444b5237ce

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3212192/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3209788/

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

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::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

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