MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 63961ac32c23df6231e6d9a68aaeae56616ee5e080da80284cdcb2dd18164720. 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: 9


Intelligence 9 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 63961ac32c23df6231e6d9a68aaeae56616ee5e080da80284cdcb2dd18164720
SHA3-384 hash: 9e125ba1419e4290d7a714b7da9fcba523703ba2e6e46c56e6a95fa89816cc85da4cec5e3dd8f3ae794e12a6639bd263
SHA1 hash: 09077121d451e739166bdf80c099106717cf99f6
MD5 hash: 242b81554fae0371b48e6f918f5c7490
humanhash: north-lactose-wisconsin-music
File name:242b81554fae0371b48e6f918f5c7490.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:1'648'640 bytes
First seen:2021-09-27 13:42:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0d4dbb56c32c47336294683fc02fb7e2 (22 x ArkeiStealer)
ssdeep 24576:QJ6EBIZYYdVXF1EX9uOJwQ5No04Hoawhb5BJnXvxWmmq0LBPdchd:QooW9/X/vgwQ5C04Ibb5BJXIVqMBPdY
Threatray 3'004 similar samples on MalwareBazaar
TLSH T14575E12292A1F437D063F67CDE5A977F5E297E003910580BAFE42D682B39381B52A357
File icon (PE):PE icon
dhash icon 399998ecd4d46c0e (572 x Quakbot, 137 x ArkeiStealer, 82 x GCleaner)
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://23.88.105.196/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://23.88.105.196/ https://threatfox.abuse.ch/ioc/226961/

Intelligence

File Origin
# of uploads :
1
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
242b81554fae0371b48e6f918f5c7490.exe
Verdict:
Malicious activity
Analysis date:
2021-09-27 13:44:42 UTC
Tags:
trojan stealer vidar loader
Link:
https://app.any.run/tasks/b3614822-89c4-43e3-8e73-8f0e06496bb2

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/192114/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.24414.8565.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Connection attempt to an infection source
Sending a TCP request to an infection source
Query of malicious DNS domain
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/f666a1b8-5a4a-46b8-bcfa-bc33f631a7fb
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/859021
Signature
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
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
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 491460 Sample: m5W1BZQU4m.exe Startdate: 27/09/2021 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 4 other signatures 2->52 6 m5W1BZQU4m.exe 78 2->6         started        process3 dnsIp4 42 mas.to 88.99.75.82, 443, 49768 HETZNER-ASDE Germany 6->42 44 23.88.105.196, 49812, 49833, 80 ENZUINC-US United States 6->44 20 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 6->20 dropped 22 C:\Users\user\AppData\...\mozglue[1].dll, PE32 6->22 dropped 24 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 6->24 dropped 26 9 other files (none is malicious) 6->26 dropped 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 6->54 56 Tries to harvest and steal browser information (history, passwords, etc) 6->56 58 Tries to steal Crypto Currency Wallets 6->58 11 WerFault.exe 9 6->11         started        14 WerFault.exe 9 6->14         started        16 WerFault.exe 9 6->16         started        18 4 other processes 6->18 file5 signatures6 process7 file8 28 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 11->28 dropped 30 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 14->30 dropped 32 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 16->32 dropped 34 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->34 dropped 36 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->36 dropped 38 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->38 dropped 40 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 18->40 dropped
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/63961ac32c23df6231e6d9a68aaeae56616ee5e080da80284cdcb2dd18164720/
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=molbvqzmeppwempg3gtivlvokzqw5zpaqdniakcm3szn2gawi4qa._file
Verdict:
malicious
Similar samples:
1524b3b62f11e24632fad12be7015963b3758784ce501e61c1189af8ff0f32a1
ArkeiStealer
293b50566b89dd7d4d4ab983e6f64320c9ee73f4b1e44a82d1e7bac4178eb6de
ArkeiStealer
538829a814663b0af25ace91d50598ccadfa11ad66849caefff961f8829f62ee
ArkeiStealer
67d9490657ecd1270683e192761a849c4f83df7fec36e6802f8795605b7e6224
ArkeiStealer
9f62dc04c9d187eb4b55a34da13f32f54b661bfe12779827a955e150e342a261
ArkeiStealer
bb4b0e00987e39145275f9a620f4a431acb8a45381151e39f88af91becab453c
ArkeiStealer
bd950aed117a0a017095762333fd12cefc232482f3ebf35683e1523e599328e7
ArkeiStealer
c268d81b682fbc63e44376dd9e9e915ef93186be20fd70b5a20e7cfc3f4159e0
ArkeiStealer
c49ad6368c7e29dac6636a93ac96634dd701c46cf181ef1ecb22ae18feb5299a
ArkeiStealer
f35bc946ea6919fa86ef778e39ee36e8b6c2c4e335cd82394ed9a29211779ce8
ArkeiStealer
+ 2'994 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar discovery spyware stealer suricata
Link:
https://tria.ge/reports/210927-qzpdhahbbq/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
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 web browsers
Downloads MZ/PE file
Vidar Stealer
Suspicious use of NtCreateProcessExOtherParentProcess
Vidar
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
Unpacked files
SH256 hash:
63961ac32c23df6231e6d9a68aaeae56616ee5e080da80284cdcb2dd18164720
MD5 hash:
242b81554fae0371b48e6f918f5c7490
SHA1 hash:
09077121d451e739166bdf80c099106717cf99f6
Link:
https://www.unpac.me/results/d1ffb615-735d-4dd3-91d9-dde19287ffb5/
Malware family:
CryptOne
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/63961ac32c23/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.67
Link:
https://yomi.yoroi.company/submissions/63961ac32c23df6231e6d9a68aaeae56616ee5e080da80284cdcb2dd18164720

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_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation
Create hunting rule
Author:ditekSHen
Description:Detects executables containing potential Windows Defender anti-emulation checks
Rule name:MALWARE_Win_Vidar
Create hunting rule
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload

File information

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

Web download

ArkeiStealer

Executable exe 63961ac32c23df6231e6d9a68aaeae56616ee5e080da80284cdcb2dd18164720

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1627241/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/192114/

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