MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b
SHA3-384 hash: eb305d54b0367996c59921c14c822cf32f5164f24b233196d5dee3ba20ba05547628f3cc81b1a8edbacf7b2ae41a08f1
SHA1 hash: 042f32e048a1952c49f3a30c5c78b6755264f94b
MD5 hash: c1126df826aff5add7dca523382da558
humanhash: eleven-december-paris-missouri
File name:c1126df826aff5add7dca523382da558.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:694'272 bytes
First seen:2021-09-06 06:27:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9c3501e221e7e06d3e51bfb52c2b6518 (4 x ArkeiStealer, 4 x Stop, 2 x RaccoonStealer)
ssdeep 12288:wQeizs7MZZ2xtDmOxMh9eWcG7myjtMDWrUinfOOV2AyfPaqvRw5hD1Np:+IkMZYJmEMh937VtNxWXAuPasRUpv
TLSH T187E40213B6D0F127E5E20A744524C6F52EFEBC725A7042477398EB6B2EB01A19F62317
dhash icon f0f864e2dcf0f061 (1 x ArkeiStealer)
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c1126df826aff5add7dca523382da558.exe
Verdict:
Malicious activity
Analysis date:
2021-09-06 06:36:13 UTC
Tags:
trojan stealer vidar loader
Link:
https://app.any.run/tasks/a45e7426-722f-4648-a24c-24bd1c17cc49

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Create hunting rule
Link:
https://www.capesandbox.com/analysis/185524/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.27035.27411.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Deleting a recently created file
Replacing files
Reading critical registry keys
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
Malware family:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6d985017-1b58-4c30-9e50-e2bf3aeb8042
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/845899
Signature
Country aware sample found (crashes after keyboard check)
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 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: 478333 Sample: 25N71nl2Oe.exe Startdate: 06/09/2021 Architecture: WINDOWS Score: 92 46 Found malware configuration 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected Vidar 2->50 52 4 other signatures 2->52 6 25N71nl2Oe.exe 72 2->6         started        process3 dnsIp4 42 49.12.198.69, 49720, 49721, 80 HETZNER-ASDE Germany 6->42 44 romkaxarit.tumblr.com 74.114.154.22, 443, 49719 AUTOMATTICUS Canada 6->44 20 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 6->20 dropped 22 C:\Users\user\AppData\...\freebl3[1].dll, PE32 6->22 dropped 24 C:\Users\user\AppData\...\msvcp140[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 20 9 6->16         started        18 7 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 4 other malicious files 18->40 dropped
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b/
Threat name:
Win32.Trojan.Phonzy
Create hunting rule
Status:
Malicious
First seen:
2021-09-06 01:36:45 UTC
AV detection:
22 of 43 (51.16%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=v6va67uft7oy42hqbvtbn2ha3xpyymztdnd2ucmh7rqbdcaqk5fq._file
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:828 discovery spyware stealer
Link:
https://tria.ge/reports/210906-g8dhxsaed9/
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
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
Malware Config
C2 Extraction:
https://romkaxarit.tumblr.com/
Unpacked files
SH256 hash:
fb3eddd2127d7b1841de982fbef5c81925835fee72554fec6005eb711da1ee2f
MD5 hash:
af17662583509831ca47b170165c24c1
SHA1 hash:
1f1478695dc8c05003f0bf3cfb0e8af3ab7e6774
Detections:
win_oski_g0
Create hunting rule
Link:
https://www.unpac.me/results/1cbbf5fe-f43d-41c2-aa3f-1f48fb1c0fdf/
Parent samples :
0e5895d15b6e3ca830858d87198da7750bc001d4bce5294936a4b8cbfd907109
afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b
353804086c15fe84601bd729f97643161e22dffb309f5eb98733bdac2d141f2a
SH256 hash:
afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b
MD5 hash:
c1126df826aff5add7dca523382da558
SHA1 hash:
042f32e048a1952c49f3a30c5c78b6755264f94b
Link:
https://www.unpac.me/results/1cbbf5fe-f43d-41c2-aa3f-1f48fb1c0fdf/
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/afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b

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 afaa0f7e859fdd8e68f00d6616e8e0dddf8c33331b47aa0987fc60118810574b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1595411/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/185524/

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