MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b6caacefa84e7617a5369257e16b466e5a8ef008a35f28bb41989bb01169946. 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: 12


Intelligence 12 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b6caacefa84e7617a5369257e16b466e5a8ef008a35f28bb41989bb01169946
SHA3-384 hash: cf891698ac9ed5b5fcfdb705d2a883c1380131f9e07b694dbbcc5535b98ad2057ab997227ab6c4323fe2544974716441
SHA1 hash: 57923409269593eef8ff0bbf020439223cf03326
MD5 hash: 98a85487f0fa487fab092ba5e4c9c7cc
humanhash: tennessee-three-indigo-grey
File name:98a85487f0fa487fab092ba5e4c9c7cc.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:7'383'104 bytes
First seen:2022-09-16 19:15:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7a4eaeda5ddff0d1cd8a6ce950f0f8c8 (10 x ArkeiStealer)
ssdeep 98304:N8bZ43hbmCh+H33oCJDmydqKkLtP9v/vhbP8lKaMtD8iEZYKJI/9Lgk:C+3tUHHXhmyUKi19XvdPiTCAm/x
Threatray 410 similar samples on MalwareBazaar
TLSH T11E763367126A0144D1F9CC3ACE23BE8A31F163779A819CBCB59D5DC233166D4A717E83
TrID 29.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
22.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
20.3% (.EXE) Win32 Executable (generic) (4505/5/1)
9.1% (.EXE) OS/2 Executable (generic) (2029/13)
9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://94.131.97.110/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://94.131.97.110/ https://threatfox.abuse.ch/ioc/850078/

Intelligence

File Origin
# of uploads :
1
# of downloads :
287
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
arkei
Create hunting rule
ID:
1
File name:
98a85487f0fa487fab092ba5e4c9c7cc.exe
Verdict:
Malicious activity
Analysis date:
2022-09-16 19:19:34 UTC
Tags:
stealer arkei
Link:
https://app.any.run/tasks/a1a3d123-ad90-431b-85c8-c981a9b38140

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/310680/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen3.22301.5841.10896.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Launching a process
Using the Windows Management Instrumentation requests
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Stealing user critical data
Launching a tool to kill processes
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6324cbaa1183046074a82da8/reports/86ec095d-93a1-445f-9acd-5e66036fb763/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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/bc1bd1ef-9640-4247-afb5-fd1213349680
Result
Threat name:
Clipboard Hijacker, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1071936
Signature
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file contains section with special chars
PE file has nameless sections
Self deletion via cmd or bat file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Clipboard Hijacker
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 704478 Sample: HMTkepY3ev.exe Startdate: 16/09/2022 Architecture: WINDOWS Score: 100 69 Malicious sample detected (through community Yara rule) 2->69 71 Antivirus detection for URL or domain 2->71 73 Multi AV Scanner detection for dropped file 2->73 75 9 other signatures 2->75 8 HMTkepY3ev.exe 22 2->8         started        13 eventvwr.exe 2->13         started        process3 dnsIp4 55 t.me 149.154.167.99, 443, 49725 TELEGRAMRU United Kingdom 8->55 57 94.131.97.111, 49726, 80 NASSIST-ASGI Ukraine 8->57 59 193.149.129.135, 49727, 80 DANISCODK Denmark 8->59 47 C:\Users\user\...\81852849956384[1].bin, PE32 8->47 dropped 49 C:\ProgramData\90482558960227496277.exe, PE32 8->49 dropped 77 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 8->77 79 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 8->79 81 Self deletion via cmd or bat file 8->81 89 3 other signatures 8->89 15 90482558960227496277.exe 4 8->15         started        19 WerFault.exe 23 9 8->19         started        21 cmd.exe 1 8->21         started        83 Multi AV Scanner detection for dropped file 13->83 85 Detected unpacking (changes PE section rights) 13->85 87 Detected unpacking (overwrites its own PE header) 13->87 91 2 other signatures 13->91 23 schtasks.exe 1 13->23         started        file5 signatures6 process7 file8 51 C:\Users\user\AppData\...\eventvwr.exe, PE32 15->51 dropped 61 Multi AV Scanner detection for dropped file 15->61 63 Machine Learning detection for dropped file 15->63 65 Uses schtasks.exe or at.exe to add and modify task schedules 15->65 67 Hides threads from debuggers 15->67 25 schtasks.exe 1 15->25         started        27 schtasks.exe 1 15->27         started        29 schtasks.exe 1 15->29         started        39 2 other processes 15->39 53 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 19->53 dropped 31 taskkill.exe 1 21->31         started        33 conhost.exe 21->33         started        35 timeout.exe 1 21->35         started        37 conhost.exe 23->37         started        signatures9 process10 process11 41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        45 conhost.exe 29->45         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b6caacefa84e7617a5369257e16b466e5a8ef008a35f28bb41989bb01169946/
Threat name:
Win32.Infostealer.Bandra
Create hunting rule
Status:
Malicious
First seen:
2022-09-16 11:09:18 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fnwkvtx2qttwc6stnesx4fvum3s2r3yari27fc5udge3waiwtfda._file
Verdict:
malicious
Similar samples:
01dd09f52d0accfd655731ed746a9c3742dc7ee7684aa5a4002155897147dc20
ArkeiStealer
048775019adc05c1978f5be85341eb95fb8c9c15611ee13a1fbbffaef3f4f1dc
ArkeiStealer
0a696cdecabbeb02700dfec14eaa5b165d17267f311ef7ddbb7264caddc551a3
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4c41b180f87e9fce98f2da11d11ad01b228d900c8130e6d5c59ff1b3e2184f4e
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a1f9821ea237c4d2b3090849a13307d3f4c5ec7c88c8430cac54bd718a6eafb4
ArkeiStealer
dfd29461b16401b73544be8cdc5f594e6eb33e98f33c2809e62163aaf6ae72ec
ArkeiStealer
e3c67cd0facc741f5a8fca337949d8c5ea5705b3a380525cc84a11660ce53366
ArkeiStealer
+ 400 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery spyware stealer
Link:
https://tria.ge/reports/220916-xyssvsgea4/
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
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/273871f1-b6ae-4c51-837d-757574aa3db5
Unpacked files
SH256 hash:
031e13a41209032eccfa2a46397305dbf2d5449d85170e71619f2f9e158fc423
MD5 hash:
59c7f862d0e9672ebb9d4eb8affa832b
SHA1 hash:
8bba02a5aa87ede4f022d67ba00c29effc66799f
Link:
https://www.unpac.me/results/a988b2d3-5d34-4773-9067-972e5d8f45fe/
SH256 hash:
2b6caacefa84e7617a5369257e16b466e5a8ef008a35f28bb41989bb01169946
MD5 hash:
98a85487f0fa487fab092ba5e4c9c7cc
SHA1 hash:
57923409269593eef8ff0bbf020439223cf03326
Link:
https://www.unpac.me/results/a988b2d3-5d34-4773-9067-972e5d8f45fe/
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/2b6caacefa84e7617a5369257e16b466e5a8ef008a35f28bb41989bb01169946

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:RansomwareTest4
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest5
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules

File information

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

Web download

ArkeiStealer

Executable exe 2b6caacefa84e7617a5369257e16b466e5a8ef008a35f28bb41989bb01169946

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2301595/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/310680/

Comments