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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b3a396f8230fc87b7fc47aa1d7ed19c78867f3dd43fd570ea93748390be58d5. 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: 7


Intelligence 7 IOCs YARA File information Comments

SHA256 hash: 4b3a396f8230fc87b7fc47aa1d7ed19c78867f3dd43fd570ea93748390be58d5
SHA3-384 hash: b9ca0823586ff9e4db058d294b4718dac53fb74c6e2e1c15417ebe8cb5b4277ae1313595ebb261a2d2b6d65e41c384e5
SHA1 hash: ff74e88d9bb5e65fead32da3d6f3a97a1c63c189
MD5 hash: cb3261a16fb4710d4b82ccc6db31f657
humanhash: video-mexico-west-crazy
File name:4b3a396f8230fc87b7fc47aa1d7ed19c78867f3dd43fd570ea93748390be58d5
Download: download sample
Signature ArkeiStealer
File size:6'427'960 bytes
First seen:2021-11-25 12:36:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0ab020de3096b6aafb4fadfac4d16825 (16 x CryptBot, 3 x LockBit, 3 x ArkeiStealer)
ssdeep 98304:qH7CgqLPRPYv7cZuwYx72XPo0+Xe6zV6HMuRAu38cbeiwRrjL/32dymCyzUZ:2+gqLKB2phcVuRx38RiwrjLvv5Z
Threatray 67 similar samples on MalwareBazaar
TLSH T19D56E030768BC52BD5A605B15A3CDB9F5129BFB60F7290D7A3E41E6E05B48C24332E27
File icon (PE):PE icon
dhash icon 6ded69c7b130b2c0 (16 x ValleyRAT, 12 x CryptBot, 8 x NetSupport)
Reporter 0xhido
Tags:ArkeiStealer BABADEDA-Crypter exe lockbit signed

Code Signing Certificate

Organisation:SilInternational
Issuer:SilInternational
Algorithm:sha256WithRSAEncryption
Valid from:2021-09-30T20:20:14Z
Valid to:2022-09-30T20:40:14Z
Serial number: 64c259cefe96b6a5476e35148a4edcff
Thumbprint Algorithm:SHA256
Thumbprint: 3da15d67517ff09434adfdd71248335787c4c06e28558b737bcae2610b61e0af
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
1
# of downloads :
887
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4b3a396f8230fc87b7fc47aa1d7ed19c78867f3dd43fd570ea93748390be58d5
Verdict:
Malicious activity
Analysis date:
2021-11-25 13:23:56 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request
Creating a file in the %temp% directory
Launching a process
Searching for synchronization primitives
Modifying a system file
DNS request
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint greyware overlay packed
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
76 / 100
Signature
Antivirus / Scanner detection for submitted sample
Found many strings related to Crypto-Wallets (likely being stolen)
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Potentially malicious time measurement code found
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 528544 Sample: xbOhVIgr5p Startdate: 25/11/2021 Architecture: WINDOWS Score: 76 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Yara detected Vidar stealer 2->39 41 3 other signatures 2->41 6 msiexec.exe 72 142 2->6         started        9 xbOhVIgr5p.exe 162 2->9         started        process3 file4 19 C:\Users\user\AppData\...\sdkuibuilder.exe, PE32 6->19 dropped 21 C:\Windows\Installer\MSI24FC.tmp, PE32 6->21 dropped 23 C:\Windows\Installer\MSI2401.tmp, PE32 6->23 dropped 31 18 other files (none is malicious) 6->31 dropped 11 sdkuibuilder.exe 6->11         started        13 msiexec.exe 6->13         started        15 msiexec.exe 6->15         started        25 C:\Users\user\AppData\Roaming\...\decoder.dll, PE32 9->25 dropped 27 C:\Users\user\AppData\...\sdkuibuilder.exe, PE32 9->27 dropped 29 C:\Users\user\AppData\...\libmetis30.dll, PE32 9->29 dropped 33 16 other files (none is malicious) 9->33 dropped 17 msiexec.exe 2 9->17         started        process5
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2021-10-03 17:55:00 UTC
File Type:
PE (Exe)
Extracted files:
231
AV detection:
13 of 45 (28.89%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Enumerates connected drives
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Unpacked files
SH256 hash:
4b3a396f8230fc87b7fc47aa1d7ed19c78867f3dd43fd570ea93748390be58d5
MD5 hash:
cb3261a16fb4710d4b82ccc6db31f657
SHA1 hash:
ff74e88d9bb5e65fead32da3d6f3a97a1c63c189
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments