MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961. 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

ArkeiStealer

Vendor detections: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961
SHA3-384 hash:	fb7873cdc644295b3d24ace5b289ee9d960074590e222c96f9533134736f8e3fa290362d4564639de41b38d198532525
SHA1 hash:	097137cb64eb18ce55c13f1e841d5312d07fbbf4
MD5 hash:	6a50d5e91b193be284aa02106ee35e97
humanhash:	seventeen-lamp-two-indigo
File name:	6a50d5e91b193be284aa02106ee35e97.exe
Download:	download sample
Signature	ArkeiStealer Create hunting rule
File size:	555'008 bytes
First seen:	2021-03-02 17:45:05 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	c98e165b87aa72527dbbdd667519bb54 (1 x ArkeiStealer)
ssdeep	12288:2xXtZvBQDEzswexkzE46b7b6VkPwHfYu6CIzt3/:2xdZSACxqq7bekPtu6CIz
TLSH	72C4CF23B2A2C03AC0B731318A1A97659EBEFD20453758976FC81A1D5F605E1EF39772
Reporter	abuse_ch
Tags:	ArkeiStealer exe

abuse_ch

ArkeiStealer C2:
http://fastkisel.co.ug/

Intelligence

File Origin

# of uploads :

# of downloads :

193

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

6a50d5e91b193be284aa02106ee35e97.exe

Verdict:

Malicious activity

Analysis date:

2021-03-02 17:50:56 UTC

Tags:

installer trojan stealer vidar loader

Link:

https://app.any.run/tasks/dbf7fd9a-5913-48e6-a6da-8b3f3313d101

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/121089/

Detection(s):

SecuriteInfo.com.Variant.Zusy.294934.828.649.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Sending a custom TCP request

Creating a file

Connection attempt

Sending an HTTP GET request

Sending a UDP request

Deleting a recently created file

Replacing files

Reading critical registry keys

Creating a window

Delayed writing of the file

Running batch commands

Creating a process with a hidden window

Using the Windows Management Instrumentation requests

Searching for the window

Launching a process

Stealing user critical data

Launching a tool to kill processes

Forced shutdown of a browser

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.

Result

Threat name:

Vidar

Detection:

malicious

Classification:

phis.troj.spyw

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/624677

Signature

Antivirus / Scanner detection for submitted sample

Found malware configuration

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

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Tries to harvest and steal Bitcoin Wallet information

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

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Crypto Currency Wallets

Tries to steal Instant Messenger accounts or passwords

Tries to steal Mail credentials (via file access)

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961/

Threat name:

Win32.Infostealer.Vidar

Status:

Malicious

First seen:

2021-03-02 17:45:11 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qla4zpl5w5qvvgbppoahe6cfowlsv7z7bk2fs7x5vhjopsqxxfqq._file

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar discovery spyware stealer

Link:

https://tria.ge/reports/210302-ggs3rdbtj2/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Kills process with taskkill

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Accesses 2FA software files, possible credential harvesting

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Deletes itself

Loads dropped DLL

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Vidar

Unpacked files

SH256 hash:

82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961

MD5 hash:

6a50d5e91b193be284aa02106ee35e97

SHA1 hash:

097137cb64eb18ce55c13f1e841d5312d07fbbf4

Detections:

win_vidar_auto

Link:

https://www.unpac.me/results/d942841c-13ca-461c-8548-96c143d10554/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Tinba

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961

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:	INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers

Rule name:	win_vidar_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

Rule name:	with_sqlite Create hunting rule
Author:	Julian J. Gonzalez <info@seguridadparatodos.es>
Description:	Rule to detect the presence of SQLite data in raw image
Reference:	http://www.st2labs.com