MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b4159d6eb180d1c2c8f2903504e4432f1fb9e67cf1f1ac2c701e411d41e9b80. 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: 14


Intelligence 14 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b4159d6eb180d1c2c8f2903504e4432f1fb9e67cf1f1ac2c701e411d41e9b80
SHA3-384 hash: ade3315099a71848269d87a516c2d3e62745b763aa4939b605a3617b854d2fb8b60e39ce559b86f85fb2701ac8228066
SHA1 hash: a65635ba939f2249f0880dd5a9ba59d3d05b4fe2
MD5 hash: 7c24d4461d7dddd3ba4615b3d9c9bbba
humanhash: oregon-triple-xray-twelve
File name:7c24d4461d7dddd3ba4615b3d9c9bbba.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:775'168 bytes
First seen:2021-12-20 05:55:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9b5e0e93b958d7de96d2eb171562e213 (5 x ArkeiStealer, 4 x RedLineStealer, 3 x Smoke Loader)
ssdeep 12288:cdzjQB9Oi6daCoK/ddIu5HG0VdGoHBz3v1E+D38NTDJH5PSVUWMMo7T:iQqiMnoIBVdGoz3NEasNRSUWK
TLSH T166F4F110A7A0C035F0B312F44A7997A9B93FBDE1AB2558CF12D526EA97346D0ED3131B
File icon (PE):PE icon
dhash icon 25ec1378399b9b91 (23 x RedLineStealer, 13 x Smoke Loader, 7 x RaccoonStealer)
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://65.108.180.72/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://65.108.180.72/ https://threatfox.abuse.ch/ioc/277800/

Intelligence

File Origin
# of uploads :
1
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Vidar
Create hunting rule
Link:
https://www.capesandbox.com/analysis/215310/
Detection(s):
Win.Malware.Sabsik-9916500-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Creating a window
Delayed writing of the file
Sending a UDP request
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Stealing user critical data
Launching a tool to kill processes
Forced shutdown of a browser
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/2662/overview
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
EvasionGetTickCount
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61c01af6ec6c6c14a9e4505a/reports/e2490686-f5e7-485e-af27-a337d60b8740/overview
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:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b5e0e6fd-0157-476d-9bbc-a8b3095aaaa8
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/910010
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 domain / URL
Multi AV Scanner detection for submitted file
Self deletion via cmd delete
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
Detection:
vidar
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b4159d6eb180d1c2c8f2903504e4432f1fb9e67cf1f1ac2c701e411d41e9b80/
Threat name:
Win32.Trojan.Chapak
Create hunting rule
Status:
Malicious
First seen:
2021-12-20 03:01:32 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rnavtvxldagrylepfebvatsegly7xhthz4prvqwhahsbdva6toaa._file
Verdict:
malicious
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1081 discovery spyware stealer suricata
Link:
https://tria.ge/reports/211220-gm2cvsaefp/
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
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Reads user/profile data of web browsers
Deletes itself
Loads dropped DLL
Downloads MZ/PE file
Vidar Stealer
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
Malware Config
C2 Extraction:
https://noc.social/@sergeev46
https://c.im/@sergeev47
Unpacked files
SH256 hash:
8a299fd53a3d3b7ac422cd82a2b9c46f3eb48a8768d20e93bbbacd58c7ca4a77
MD5 hash:
0922ea45401b8c8aa318d0e90b990cbb
SHA1 hash:
276c979aca2275a1fb526862bcb1e6542fef48d7
Link:
https://www.unpac.me/results/70d90661-e311-48ff-be0d-c216082b10c9/
SH256 hash:
8b4159d6eb180d1c2c8f2903504e4432f1fb9e67cf1f1ac2c701e411d41e9b80
MD5 hash:
7c24d4461d7dddd3ba4615b3d9c9bbba
SHA1 hash:
a65635ba939f2249f0880dd5a9ba59d3d05b4fe2
Link:
https://www.unpac.me/results/70d90661-e311-48ff-be0d-c216082b10c9/
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/8b4159d6eb180d1c2c8f2903504e4432f1fb9e67cf1f1ac2c701e411d41e9b80

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: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 8b4159d6eb180d1c2c8f2903504e4432f1fb9e67cf1f1ac2c701e411d41e9b80

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1894648/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/215310/

Comments