MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029. 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 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029
SHA3-384 hash: 7c98c4de6aa9a6c5587dea87f5f38a9b53051f6d81b814dc04ef2b902993938211ca25ce08d92be0a102dd0b748a597d
SHA1 hash: af7f9ae22c7ba83996d59f47509e6c16c06dbee5
MD5 hash: 21de3d0258a83b4cc9c4129a5a369f2e
humanhash: mirror-floor-london-pip
File name:21de3d0258a83b4cc9c4129a5a369f2e
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:677'376 bytes
First seen:2021-09-02 17:41:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d447818e27b033d337efcc8531718bf1 (3 x ArkeiStealer, 3 x RaccoonStealer, 2 x Stop)
ssdeep 12288:gt/q3/ejBbZHWnM9tCQ2GcWJa+f72iFxfPZHDZXRgjsvcGE:GiPoutGc+X2MpxjZXRA
Threatray 34 similar samples on MalwareBazaar
TLSH T1CEE40130B3A1C03AF1B711F46DBA93B9A93D79715B3490CB62C52AEA47346E4AD30357
dhash icon e8e8e8e8aa66a489 (12 x RaccoonStealer, 5 x ArkeiStealer, 3 x Stop)
Reporter zbetcheckin
Tags:32 ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
21de3d0258a83b4cc9c4129a5a369f2e
Verdict:
Malicious activity
Analysis date:
2021-09-02 17:43:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3f359770-2e05-4a4d-b208-82270f6057c7

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/184869/
Detection(s):
Win.Packed.Generic-9890178-0
Create hunting rule

Win.Dropper.Raccoon-9890239-0
Create hunting rule

Win.Packed.Generic-9890255-0
Create hunting rule

Win.Malware.Generic-9890307-0
Create hunting rule

Win.Malware.Generic-9890308-0
Create hunting rule

Win.Dropper.StopCrypt-9890322-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Creating a window
Delayed writing of the file
Sending a UDP request
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/5f623e82-d50c-4cb8-9701-5a69479936ba
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/844229
Signature
Detected unpacking (changes PE section rights)
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
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:
n/a
Link:
https://mwdb.cert.pl/sample/a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029/
Threat name:
Win32.Trojan.Sabsik
Create hunting rule
Status:
Malicious
First seen:
2021-09-02 17:42:05 UTC
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ug5rs3d2i572ckqfwgyqtm5iorvftviuu2wtnm4zswvkmqvemauq._file
Verdict:
suspicious
Similar samples:
4eaa9724c2cf924f872a54e632937ee67a581fdf8c8bed01b99c2df78b093115
ArkeiStealer
63266aea1d54b555b60e617863f011693cae7cacfae8ec5f7e4c80b11ee766e0
ArkeiStealer
9abec502e3a5167e3851de29c80c681de2c6ab879a0c49646f92761018c7987b
ArkeiStealer
b3748a0976c91a7310d0d38d42c91b1d7ba37364d58c5bed902cc6641d31cadc
ArkeiStealer
c9952fbf329b8a9b3400196c5bfefb8c48bdb7a8a3c8ff4176dc804aed898f1c
ArkeiStealer
e3772dff75f0c54d488300728db28432abacffff7485f8da1b05a3f7cf0bc0ae
ArkeiStealer
e671deac46898cd1ce138deb64f63c2a7d09f40b593213e2337b0ffa08aab8e7
ArkeiStealer
fd0883f748efb5fdce5e83245d3bb5bf94d6c7875fd5147a2c87eb9a0c54b56f
ArkeiStealer
fd5be24f8a05f5a97e1424b367ae6e0db88c55f7ee952392e66f94e17d16b903
ArkeiStealer
+ 24 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1008 discovery spyware stealer suricata
Link:
https://tria.ge/reports/210902-v91lqsebcl/
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 web browsers
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://lenko349.tumblr.com/
Unpacked files
SH256 hash:
ab6f5435a6f3e1ea167652a3841f2fcc830cd74358056ca1142a23689eae7544
MD5 hash:
a8bcbb1b641a83febca643521273eef6
SHA1 hash:
86993143b73f3612aa6db17032af7749f8f51705
Detections:
win_oski_g0
Create hunting rule
Link:
https://www.unpac.me/results/fb78bc87-062b-4b9e-8b1a-24772d674478/
Parent samples :
63266aea1d54b555b60e617863f011693cae7cacfae8ec5f7e4c80b11ee766e0
ae9d403a016d58424a1d217b0d16ecf355e84bbf24fda4e93c31f725add76e36
e3772dff75f0c54d488300728db28432abacffff7485f8da1b05a3f7cf0bc0ae
9abec502e3a5167e3851de29c80c681de2c6ab879a0c49646f92761018c7987b
e671deac46898cd1ce138deb64f63c2a7d09f40b593213e2337b0ffa08aab8e7
4eaa9724c2cf924f872a54e632937ee67a581fdf8c8bed01b99c2df78b093115
a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029
SH256 hash:
a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029
MD5 hash:
21de3d0258a83b4cc9c4129a5a369f2e
SHA1 hash:
af7f9ae22c7ba83996d59f47509e6c16c06dbee5
Link:
https://www.unpac.me/results/fb78bc87-062b-4b9e-8b1a-24772d674478/
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/a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029

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 a1bb196c7a477fa12a05b1b109b3a8746a59d514a6ad36b39995aaa642a46029

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/184869/
  
URLhaus
https://urlhaus.abuse.ch/url/1584973/

Comments


Avatar
zbet commented on 2021-09-02 17:41:42 UTC

url : hxxp://91.212.150.247/filename.exe