MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994. 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 YARA 4 File information Comments 1

SHA256 hash:	789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994
SHA3-384 hash:	82952f5ffa11e440d88d3a524397375b54bdf4874efdb928fb77d2c858142fa8bf86858d3a121622f3d0e4c743b27def
SHA1 hash:	e0c22b22f2a1c036f7c5bf702c98886ac79a4d12
MD5 hash:	ce4a141dfc90e21e527a62ed579004ca
humanhash:	potato-london-xray-lemon
File name:	ce4a141dfc90e21e527a62ed579004ca
Download:	download sample
Signature	Stealc Create hunting rule
File size:	338'944 bytes
First seen:	2024-10-07 00:01:21 UTC
Last seen:	2024-10-07 00:27:23 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	d496b21d9c0df952c8ef82cc950ddd53 (1 x Stealc)
ssdeep	6144:rL2xkGrp4s/tdCxHbenhH+NBgKoJcCjHRfg:r6xkm4GCxHmhQBUlxfg
Threatray	104 similar samples on MalwareBazaar
TLSH	T15F74AF9066F1DCE9F3F38A3449B0DDA895FBBCE2E973405A21E0660F38716918952F53
TrID	46.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 25.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 8.5% (.EXE) Win64 Executable (generic) (10523/12/4) 5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
File icon (PE):
dhash icon	6068988a88b26020 (1 x Stealc)
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

402

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

ce4a141dfc90e21e527a62ed579004ca

Verdict:

Malicious activity

Analysis date:

2024-10-07 00:01:56 UTC

Tags:

stealc stealer

Link:

https://app.any.run/tasks/19abee53-8f77-4946-be4c-bb237782a514

Note:

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

Detection(s):

SecuriteInfo.com.Win32.PWSX-gen.7794.7846.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=670324fbebeac9e680511fd3

Tags:

Exploit Cobalt Hype Onli

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/670324faa627af7f85af598d/reports/2f78c4dd-69bb-4c62-b52b-74dc91df51fd/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

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/ac27f3e8-0fbe-42b3-84b2-b95e27475a6e

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1527544

Signature

AI detected suspicious 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)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Searches for specific processes (likely to inject)

Suricata IDS alerts for network traffic

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/789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994/

Threat name:

Win32.Spyware.Marsstealer

Status:

Malicious

First seen:

2024-10-07 00:02:04 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=pcpuserrvm5k5wm6c3imml5mxdf563iqdm6ycnnfrqlfppe6vgka._file

Verdict:

malicious

Label(s):

stealc

shellcode_loader_002

Stealc

5dea0d7ca0ceda1a20692bb09d5809b654729f6e790a29be3cd85366e361641c

Stealc

789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

Stealc

8f3b669882cbc3302feae900aaeb4abd04f613eb58b43428aff8bf222dd731cb

Stealc

ae3ae0f5f9d8e2911a2e7feecf26e9567ca3f4fe8a9b6c9d7f350c2db6e6e1eb

Stealc

e7d6fc3e8c20d867d0f36ea1f614881a748db6fd4cdd42c5dc98a4a0c2790792

Stealc

error

Stealc

+ 94 additional samples on MalwareBazaar

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc botnet:default5_cap discovery stealer

Link:

https://tria.ge/reports/241007-abfhpaxdqg/

Behaviour

Program crash

System Location Discovery: System Language Discovery

Stealc

Malware Config

C2 Extraction:

http://62.204.41.159

Verdict:

Malicious

Tags:

stealc

YARA:

n/a

Link:

https://app.threat.zone/submission/3c363d1f-4c46-41f7-a02f-76ca5cf882c8

Unpacked files

SH256 hash:

4395f2b199c010a2f39302ce555468fb205bdcbb2820e35f0f388199fd063f7a

MD5 hash:

cf4e4860f2fd926494b96ae168fee45d

SHA1 hash:

2610abf4676ebfb7291a747cdac45b33f4988366

Detections:

stealc

Link:

https://www.unpac.me/results/79122488-612d-4c90-be5d-7171e43826fc/

Parent samples :

88fb97582559f24a7c42655a80e7131a57f23efbb5f04157d0f528b67332bff5
789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

SH256 hash:

29e7e1c1e1a7e5f26f6961d8036cdd04ee4557dec0a7dcadcd8e7651f5e53f43

MD5 hash:

2ec23e83e2f63ab27c25741b1f4d7f49

SHA1 hash:

bb231b274bd66393fa830a44e6d4447d4399eeb9

Link:

https://www.unpac.me/results/79122488-612d-4c90-be5d-7171e43826fc/

SH256 hash:

789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

MD5 hash:

ce4a141dfc90e21e527a62ed579004ca

SHA1 hash:

e0c22b22f2a1c036f7c5bf702c98886ac79a4d12

Link:

https://www.unpac.me/results/79122488-612d-4c90-be5d-7171e43826fc/

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/789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

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:	pe_detect_tls_callbacks 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 789f491231ab3aaed99e16d0c62facb8cbdf6d101b3d8135a58c1657bc9ea994

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3176981/

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
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::DeleteVolumeMountPointW KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetVolumeInformationW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::ReadConsoleOutputW KERNEL32.dll::WriteConsoleOutputCharacterA KERNEL32.dll::ReadConsoleA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasesLengthA KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleAliasExesLengthW
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::GetFileAttributesW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW KERNEL32.dll::QueryDosDeviceA

Comments

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zbet commented on 2024-10-07 00:01:23 UTC

url : hxxp://62.204.41.159/ScreenUpdateSync.exe