MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6494bacf6dba73268bc68c1078306b5e2665bee110f93e9235a6672e0ef434e1. 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 1 YARA 4 File information Comments

SHA256 hash:	6494bacf6dba73268bc68c1078306b5e2665bee110f93e9235a6672e0ef434e1
SHA3-384 hash:	c27cf537a9c34aa6cd6506513615bc068ea238062555604b6364e82c4732aefc8bf4bcff6f064d542d646fb1ec48354c
SHA1 hash:	1abf8f156fab6a15347d48f49099c5c422ebced5
MD5 hash:	ccb1b008abe03601f91307735597a87b
humanhash:	april-paris-happy-william
File name:	ccb1b008abe03601f91307735597a87b.exe
Download:	download sample
Signature	ArkeiStealer Create hunting rule
File size:	646'656 bytes
First seen:	2021-03-22 17:38:55 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	95b1a81d545c603a5a65a17dc8240c82 (2 x RaccoonStealer, 2 x ArkeiStealer)
ssdeep	12288:RzGMvmEPIhI79MPeGx9TIkD4gA3PRVKcgU1vAILFYkDEb0l:RzB17qPx9TUj3NXAkU
TLSH	7ED4D001A6A1D024F7B201B5C6B64AB8B9357D719F3684CB52CD2B9E1A387D1ED33B13
Reporter	abuse_ch
Tags:	ArkeiStealer exe

abuse_ch

ArkeiStealer C2:
http://juhjuh.com/

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
http://juhjuh.com/	https://threatfox.abuse.ch/ioc/4395/

Intelligence

File Origin

# of uploads :

# of downloads :

106

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

http://vxvault.net/ViriList.php?s=0&m=40

Verdict:

Malicious activity

Analysis date:

2021-03-18 20:30:50 UTC

Tags:

loader evasion trojan stealer vidar

Link:

https://app.any.run/tasks/c3aee803-a960-40c0-8db5-75b619de4d15

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/126069/

Detection(s):

Win.Malware.Bulz-9842209-0

Win.Malware.Generic-9843519-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Sending a custom TCP request

Creating a file

Deleting a recently created file

Connection attempt

Sending an HTTP GET request

Sending a UDP request

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.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/649156

Signature

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

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/6494bacf6dba73268bc68c1078306b5e2665bee110f93e9235a6672e0ef434e1/

Threat name:

Win32.Trojan.Azorult

Status:

Malicious

First seen:

2021-03-19 01:10:58 UTC

AV detection:

25 of 28 (89.29%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=msklvt3nxjzsnc6grqihqmdllytglpxbcd4t5ervuzts4dxugtqq._file

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar discovery spyware stealer

Link:

https://tria.ge/reports/210322-3bz87lv52s/

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 local data of messenger clients

Reads user/profile data of web browsers

Vidar

Unpacked files

SH256 hash:

2bddbb533743b91bddceec55d6801d74ed429eac227e79028f9efd8cec9b9c6e

MD5 hash:

b0d15fd5c581c54a53283c5c509ef5bb

SHA1 hash:

ca0a3f16a3cc04a0e09bc78d38a5a4a31a52db0e

Detections:

win_vidar_auto

Link:

https://www.unpac.me/results/aab891bc-dff4-40ca-b1f3-52e21d267d39/

Parent samples :

7a13f0c897638d4741e7936fa15e0e46c9a328406a43146fe4c2bf786b542087
4f42a3f5ab0feccba70fb3637052bb95359d2152f1b73d787b25ba0f75cec13a
e9236502d303a733b1daf06ec731e09a67becdcf9d7178d10e7f5d6def2ace93
6494bacf6dba73268bc68c1078306b5e2665bee110f93e9235a6672e0ef434e1

SH256 hash:

6494bacf6dba73268bc68c1078306b5e2665bee110f93e9235a6672e0ef434e1

MD5 hash:

ccb1b008abe03601f91307735597a87b

SHA1 hash:

1abf8f156fab6a15347d48f49099c5c422ebced5

Link:

https://www.unpac.me/results/aab891bc-dff4-40ca-b1f3-52e21d267d39/

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/6494bacf6dba73268bc68c1078306b5e2665bee110f93e9235a6672e0ef434e1

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:	Ping_Del_method_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	cmd ping IP nul del

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