MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2735196b2393761ac2550fa688c33b42f088c7ec473227733edb11693469071. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2735196b2393761ac2550fa688c33b42f088c7ec473227733edb11693469071
SHA3-384 hash: 59972662430f9cffdf42a98050345f255ea6dd947f98ecfe842ea8c0410175ad590f793cbfc9dfc42fa0a4b8722bbdaf
SHA1 hash: a5506cc6e2277606aed652795e21283d2c407579
MD5 hash: c9e93dd6a63e448152db31d78f27a122
humanhash: papa-equal-earth-fourteen
File name:c9e93dd6a63e448152db31d78f27a122.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:596'992 bytes
First seen:2021-03-03 18:49:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash eceb63b69c1dd50bdaba808c074e317e (1 x ArkeiStealer, 1 x DanaBot)
ssdeep 12288:Ov+N8/rEy+1N03sUns+vV16a0H1vTdUBOQBz9zMBj33:OvN/z+10sUs+vV29dKOQBRq33
Threatray 519 similar samples on MalwareBazaar
TLSH C3C4C000B7E1C035F5F376F889799269A93A79F16B2850CF11F512EA4A386F4AD31723
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://flinstonehouse.co.ug/

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c9e93dd6a63e448152db31d78f27a122.exe
Verdict:
Malicious activity
Analysis date:
2021-03-03 18:55:12 UTC
Tags:
trojan stealer vidar
Link:
https://app.any.run/tasks/1df6b1cf-d1f7-46e0-8d10-aca6d02f9f22

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/121940/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending a custom TCP request
Sending a UDP request
Creating a file
Connection attempt
Sending an HTTP GET request
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
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
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/627131
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
behaviorgraph top1 signatures2 2 Behavior Graph ID: 362552 Sample: JQQyuX3xg6.exe Startdate: 04/03/2021 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected Vidar stealer 2->53 55 2 other signatures 2->55 6 JQQyuX3xg6.exe 70 2->6         started        process3 dnsIp4 43 mail.kiselev.co.ug 111.90.150.162, 49727, 80 SHINJIRU-MY-AS-APShinjiruTechnologySdnBhdMY Malaysia 6->43 45 api.faceit.com 104.17.63.50, 443, 49725 CLOUDFLARENETUS United States 6->45 21 C:\Users\user\AppData\...\softokn3[1].dll, PE32 6->21 dropped 23 C:\Users\user\AppData\...\freebl3[1].dll, PE32 6->23 dropped 25 C:\Users\user\AppData\...\msvcp140[1].dll, PE32 6->25 dropped 27 9 other files (none is malicious) 6->27 dropped 57 Detected unpacking (changes PE section rights) 6->57 59 Detected unpacking (overwrites its own PE header) 6->59 61 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 6->61 63 5 other signatures 6->63 11 WerFault.exe 20 9 6->11         started        15 WerFault.exe 9 6->15         started        17 WerFault.exe 9 6->17         started        19 5 other processes 6->19 file5 signatures6 process7 dnsIp8 47 192.168.2.1 unknown unknown 11->47 29 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 11->29 dropped 31 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 15->31 dropped 33 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->33 dropped 35 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 19->35 dropped 37 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 19->37 dropped 39 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 19->39 dropped 41 2 other malicious files 19->41 dropped file9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c2735196b2393761ac2550fa688c33b42f088c7ec473227733edb11693469071/
Threat name:
Win32.Trojan.Chapak
Create hunting rule
Status:
Malicious
First seen:
2021-03-03 18:50:14 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yjzvdfvshe3wdlbfkd5grdbtwqxqrdd6yrzse5zt5wyrne2gsbyq._file
Verdict:
malicious
Similar samples:
2c9538aaf6058783ac6e7c6676769ba3904a584b0bbc8c475852b11096c3c368
ArkeiStealer
4d2d011803469bd4f6e1714aae78a247008cc9018de1eb27ddea0f21d6bca132
ArkeiStealer
80e1764a540760aa1a8f9b7c4b2a1671099c51342c30e502bc292a9508e3fc7c
ArkeiStealer
84df27739d837276839a18260f3950e41da4e7f20331a2110d56b21c7374a83f
ArkeiStealer
99fae1fe1739052540a8a99cb4377fb9c0a575a3b880d96940f6c06b12d50edf
ArkeiStealer
a8ca93adc4384dc66b6c8c6034ae5942d29d0aa5291f35d4b80189413d64f76c
ArkeiStealer
b2ca76052b184c69881e79f3f7549ae884f38a57f50f5801fa40aa953f20b11b
ArkeiStealer
bed2f26c88cb673e07a6c880dd946151584a215f3da9980d6b14fba2d01ec6f3
ArkeiStealer
c1fd5b744ec1119e4d2340e68d38c9f58752c6cac4432f11162cc951c754f1a4
ArkeiStealer
c43430e7fdd512d017ac41b7b7cf8f7a58fb5501b97f8e3c81bd491ace7d4dd0
ArkeiStealer
+ 509 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar discovery spyware stealer
Link:
https://tria.ge/reports/210303-jhdp768pks/
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 local email clients
Reads user/profile data of web browsers
Suspicious use of NtCreateProcessExOtherParentProcess
Vidar
Unpacked files
SH256 hash:
8e45f3003f56a4428e5bebb14abc89d33a346995965f6080368a222cffd1bf59
MD5 hash:
c0ffaa881b59a6ffee5d7f2a1e511cea
SHA1 hash:
e82aea7a999c8a8f1cfc36ebfec58d83ff88bf63
Detections:
win_vidar_auto
Create hunting rule
Link:
https://www.unpac.me/results/cdc37000-7bd4-48fe-835e-5ff28209da57/
Parent samples :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 hash:
c2735196b2393761ac2550fa688c33b42f088c7ec473227733edb11693469071
MD5 hash:
c9e93dd6a63e448152db31d78f27a122
SHA1 hash:
a5506cc6e2277606aed652795e21283d2c407579
Link:
https://www.unpac.me/results/cdc37000-7bd4-48fe-835e-5ff28209da57/
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/c2735196b2393761ac2550fa688c33b42f088c7ec473227733edb11693469071

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: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

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/121940/

Comments