MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf. 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: 13


Intelligence 13 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf
SHA3-384 hash: 0c5c830de2d005d7e7bb3ef94b09331e8859becd599b0f508d42e43c4f64ce761b1636f322c73c5bbd9f00df012b9a43
SHA1 hash: 4c88ba2a9c7cd614c74fdb34d17ee5d82fc6a4fe
MD5 hash: e58c70e8e2cde5c7aee3975db0a2e559
humanhash: emma-mike-cold-yankee
File name:file
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:326'144 bytes
First seen:2022-10-25 08:56:03 UTC
Last seen:2022-10-25 17:33:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2298a85f6209121c0300386104921291 (8 x RedLineStealer, 7 x Smoke Loader, 4 x CoinMiner)
ssdeep 6144:0gqL0tcc42sJfwLJBd9wEu6bxAfcdbr9syJM9GTQtbUxQWm0vMEl:0votci1zjw9QrdFsyMOmFEl
Threatray 757 similar samples on MalwareBazaar
TLSH T12C64F12576A1C473C85A85359820DBA35A7FB8315A7C8893FB241B6DBE302F25737F06
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 480c1c4c4f594914 (24 x Smoke Loader, 19 x RedLineStealer, 14 x Amadey)
Reporter andretavare5
Tags:ArkeiStealer exe


Avatar
andretavare5
Sample downloaded from https://vk.com/doc733883836_657501678?hash=1zzPZ2vOMovr5LF8u1h6vjyOJKyqv07jfHncN0tn5jo&dl=G4ZTGOBYGM4DGNQ:1666687336:I9qzZpivHsbeFprdudHc2sxuY0VTeLyTqDzpbXVZi6H&api=1&no_preview=1#den10

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://78.47.204.168/ https://threatfox.abuse.ch/ioc/891320/

Intelligence

File Origin
# of uploads :
203
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-25 08:58:38 UTC
Tags:
trojan stealer vidar loader
Link:
https://app.any.run/tasks/caaa212b-f33c-4509-99c8-53302ff2f59f

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/323848/
Detection(s):
Win.Packed.Pwsx-9975723-0
Create hunting rule

Win.Dropper.Tofsee-9975728-0
Create hunting rule

Win.Dropper.Tofsee-9975734-0
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 file in the system32 subdirectories
Creating a window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Stealing user critical data
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b83cd581-ee79-4fcc-ac51-b267aa25bff8
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1097368
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to register a low level keyboard hook
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found many strings related to Crypto-Wallets (likely being stolen)
Infects executable files (exe, dll, sys, html)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Self deletion via cmd or bat 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
Uses the Telegram API (likely for C&C communication)
Yara detected Costura Assembly Loader
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 730019 Sample: file.exe Startdate: 25/10/2022 Architecture: WINDOWS Score: 100 56 Malicious sample detected (through community Yara rule) 2->56 58 Antivirus detection for URL or domain 2->58 60 Yara detected Vidar stealer 2->60 62 6 other signatures 2->62 8 file.exe 23 2->8         started        process3 dnsIp4 50 t.me 149.154.167.99, 443, 49716 TELEGRAMRU United Kingdom 8->50 52 serotyw.site 91.242.229.54, 49718, 80 LANTRACE-LLCUA Ukraine 8->52 54 78.47.204.168, 49717, 80 HETZNER-ASDE Germany 8->54 38 C:\Users\user\AppData\...\Install[1].exe, PE32 8->38 dropped 40 C:\ProgramData\sqlite3.dll, PE32 8->40 dropped 42 C:\ProgramData\14126076914545524399.exe, PE32 8->42 dropped 72 Detected unpacking (changes PE section rights) 8->72 74 Detected unpacking (overwrites its own PE header) 8->74 76 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 8->76 78 3 other signatures 8->78 13 14126076914545524399.exe 5 8->13         started        17 cmd.exe 1 8->17         started        file5 signatures6 process7 file8 44 C:\Users\user\AppData\Local\Temp\...\Cert.exe, PE32 13->44 dropped 80 Contains functionality to register a low level keyboard hook 13->80 19 Cert.exe 15 4 13->19         started        24 cmd.exe 1 13->24         started        26 conhost.exe 17->26         started        28 timeout.exe 1 17->28         started        signatures9 process10 dnsIp11 46 api.telegram.org 149.154.167.220, 443, 49719 TELEGRAMRU United Kingdom 19->46 48 revouninstaller.click 45.87.154.168, 443, 49722 ASN-POSTLTDRU Russian Federation 19->48 32 C:\Program Files\...\chrome1.exe (copy), PE32 19->32 dropped 34 C:\Program Filesbehaviorgraphoogle\Chrome\...\chrome.exe, PE32 19->34 dropped 64 Multi AV Scanner detection for dropped file 19->64 66 Machine Learning detection for dropped file 19->66 68 Infects executable files (exe, dll, sys, html) 19->68 36 C:\Windows\System32\drivers\etc\hosts, ASCII 24->36 dropped 70 Modifies the hosts file 24->70 30 conhost.exe 24->30         started        file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-25 09:33:34 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fkjjezwby4yukkvuc4ney3fzqdlmqstmzapcx3c3dwwoyb2rco7q._file
Verdict:
malicious
Similar samples:
1adc68849d784b9530292b7187f492aa1d798d89a099a9eb8105fdfc9edaf2a0
ArkeiStealer
334fb1c3def58d304673a7be8b63399d481bc45a8c33567003c09784efd16ebd
ArkeiStealer
401a74be9e92cf9dc710d5cae2361675dc963ea3b577c2586740112ee4e02dc6
ArkeiStealer
50b4e60ae4821dc249f2a2c2477818f0736a23a8f8968f34bb5bfb3c64a00722
ArkeiStealer
6c56b6a178c64adef96a65fab45b58a7378b17262420a31addd0ec239e12e7c7
ArkeiStealer
a334fa92fab1199f16a272b0f2f63465750f98bed946d23f8f7ae498206ca553
ArkeiStealer
da271da1daacb415125be5ab9eacc9fdf9738776c83fc512c146e467d5930ded
ArkeiStealer
+ 747 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:937 discovery spyware stealer
Link:
https://tria.ge/reports/221025-kwlwbacaf6/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Vidar
Malware Config
C2 Extraction:
https://t.me/slivetalks
https://c.im/@xinibin420
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/aa44ea79-2a2f-429a-bf70-7ea4e6f35b52
Unpacked files
SH256 hash:
d0b8d2f27ebe504ea1703498c9f6b75fa4b0e348d44d17756b5d47cf60a5e928
MD5 hash:
93afe8544719caf39751de2e6d91945f
SHA1 hash:
3d7561096ac6d771ae28668a00a9dd0bf499d644
Link:
https://www.unpac.me/results/54a5c351-83b1-4095-b4d9-6573d0d0fa47/
SH256 hash:
2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf
MD5 hash:
e58c70e8e2cde5c7aee3975db0a2e559
SHA1 hash:
4c88ba2a9c7cd614c74fdb34d17ee5d82fc6a4fe
Link:
https://www.unpac.me/results/54a5c351-83b1-4095-b4d9-6573d0d0fa47/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2a929266c1c7/report/overview.html
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/2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:Vidar
Create hunting rule
Author:kevoreilly,rony
Description:Vidar Payload

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/323848/

Comments