MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5. 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 1 File information Comments

SHA256 hash:	aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5
SHA3-384 hash:	00379b1c5ba2ec2764f40684d8631fbf1bd52b1f1d7ff4191c83e5eeabde9e1a37853c4f9bbf9917f94914a9a7c0da62
SHA1 hash:	b328904fb338033eb4cac3aeb8aadb5cbefc2612
MD5 hash:	c61baab844e2fcebfd58bcf3748ce9ab
humanhash:	aspen-dakota-butter-earth
File name:	c61baab844e2fcebfd58bcf3748ce9ab.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	261'632 bytes
First seen:	2024-01-16 01:40:20 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	4ffd2475c5b489983671b4b9ed1535d2 (3 x Stealc)
ssdeep	3072:2csYRL2rI0VSWpa7erAuIrSma5Ga6CLkz5hi4Wcy2FJ601:2c1L2rI0sWvIrSm+UCUi4WcPFk
TLSH	T122444B3392E17C50E9664B7A9F2ECEEC771FB5514E19776622085E1F08712BAC2E3318
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) (4505/5/1)
File icon (PE):
dhash icon	0309032101413300 (1 x Stealc)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
http://185.172.128.24/40d570f44e84a454.php

Intelligence

File Origin

# of uploads :

# of downloads :

451

Origin country :

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/471035/

Detection(s):

Win.Packer.pkr_ce1a-9980177-0

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/65a5deaffd5068bbc3d6a698/reports/313faf1c-c830-41bc-8c54-096fab708eb8/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5

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/7766c108-aef3-42e7-9610-74b554b6a80b

Result

Threat name:

Stealc

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1375111

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)

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

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

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

Yara detected Stealc

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5

Detection:

stealc

Link:

https://mwdb.cert.pl/sample/aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5/

Threat name:

Win32.Trojan.Privateloader

Status:

Malicious

First seen:

2024-01-16 01:41:10 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=viubux5epldng3y3q5adl3kmbb5kkaqqtd7d5cb2vh6edpwlvhcq._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:stealc discovery spyware stealer

Link:

https://tria.ge/reports/240116-b34j9saffk/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks computer location settings

Deletes itself

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://185.172.128.24

Unpacked files

SH256 hash:

7dce47654aaf1be927aa306272b056905466450aed9415edc41fddc654ce358c

MD5 hash:

59a82a8c36fa7cdd87e60a694c7d5760

SHA1 hash:

9f9468329d4710876914127dc094b71e31b7a014

Detections:

stealc

win_stealc_auto

win_stealc_a0

Link:

https://www.unpac.me/results/c6ae042f-9c8b-4473-b64b-b80395a3fdee/

Parent samples :

d7959915fe8fbcb40b99fd599db914143a239cbd48992d2ad6bbd24909e1f5bf
d9a4500412cd005acab7002a04bfaf92915fb177303173fb64004e9537f3c0fd
d0c824e886f14b8c411940a07dc133012b9eed74901b156233ac4cac23378add
684202dd303344e236b114ccbb30672673a796026a5f22df25fb9ba48d07d436
79cd9262350a11087818f46f7f5c222841b6686baf204b20e4e26655fbc8708b
7b048e32f77e1f022dc12fb52993cf2d20a8555bb5fd33332d0b55f239020feb
ed0eb65b74c58e3e92e588078170439e3f7faa2c063e1875da9a6f75d0e66512
aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5
3be6c26dc4b65d3371f9f401e4291e72c979f913d305f9870f47695c8993efc6
44b488effecc879555e5c74afdf350df0976bf2d13ed651deb51d70b949d4e47
0b283bab94448820b2b3694d703dc9d093d4efa5b00f5eaf1b6f7a81bd279fd0
67b346aa0eb4465b3bad77f798cf29fb3103aee071f6f79e720f83f704b3daf7
76da21be761084b0c32ef2903791821d7a210f2e5c4980d9c7ce86989eed2b70

SH256 hash:

aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5

MD5 hash:

c61baab844e2fcebfd58bcf3748ce9ab

SHA1 hash:

b328904fb338033eb4cac3aeb8aadb5cbefc2612

Link:

https://www.unpac.me/results/c6ae042f-9c8b-4473-b64b-b80395a3fdee/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/aa281a5fa47a/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/aa281a5fa47ac6d36f1b874035ed4c087aa5021098fe3e883aa9fc41becba9c5

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.