MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a12d9c9ac19873abafa62c6d37eb8c31495a0818e8aa99987b41126cd31cd02. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments

SHA256 hash: 1a12d9c9ac19873abafa62c6d37eb8c31495a0818e8aa99987b41126cd31cd02
SHA3-384 hash: 357a3b66c95eabc1a46dbd18dfaca48aaf99ab2f4e6f5cab0184a922d9073ec31e5e7cc6169f880730ca04b9324a0099
SHA1 hash: 036194acd32f8e65c5077e89336ee596075484e2
MD5 hash: 21c4865673cc339ddd94dcc917c575ee
humanhash: bacon-delta-mountain-earth
File name:file
Download: download sample
Signature ArkeiStealer
File size:3'334'304 bytes
First seen:2022-10-10 21:52:59 UTC
Last seen:2022-10-14 11:54:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7a3dc68bf97145dbfa49d8d347b80f89 (6 x ArkeiStealer, 1 x DCRat)
ssdeep 49152:s6U1gC9btl/jP+C+CmGFhtsN7fTROWBtKqycrCqH4fHrrh4cw:S9xl7P+CnmGFhtubt0JqSHZ4cw
Threatray 15'044 similar samples on MalwareBazaar
TLSH T1CFF517902726A9DFCC2E16F8D4CBCF06A74813BB52548C02DDEC787EB992D514E87D98
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 andretavare5
Tags:ArkeiStealer exe signed

Code Signing Certificate

Organisation:Toshiba MQ01ABMxx 2.5 MQ01ABW070
Issuer:Toshiba MQ01ABMxx 2.5 MQ01ABW070
Algorithm:sha1WithRSAEncryption
Valid from:2022-10-09T12:10:13Z
Valid to:2032-10-10T12:10:13Z
Serial number: 1f8b76a00f2709b4400d47f2ab6c52ef
Thumbprint Algorithm:SHA256
Thumbprint: 02f2ea6a3e4a01723552c8f2d9a62f2166a55b9d9d0820a109e01691b7e52df8
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
andretavare5
Sample downloaded from https://vk.com/doc638734270_651385880?hash=0dHm1Ezj2k9KfJ1VBGLFQxtCmlbziRZIo744Jhtt1xL&dl=GYZTQNZTGQZDOMA:1665424206:UxfbI4SrIiThKFN0IgFeJh7k7hPTdeQh6K90C8XJeG0&api=1&no_preview=1#vdr_kis

Intelligence


File Origin
# of uploads :
1'783
# of downloads :
308
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for analyzing tools
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the system32 subdirectories
Creating a file
Reading critical registry keys
Creating a window
Launching cmd.exe command interpreter
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Launching a process
Stealing user critical data
Launching a tool to kill processes
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
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:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Signature
Hides threads from debuggers
Malicious sample detected (through community Yara rule)
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Self deletion via cmd or bat file
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
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 stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Privateloader
Status:
Malicious
First seen:
2022-10-10 21:53:12 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:vidar botnet:1679 discovery evasion spyware stealer themida trojan
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
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar
Malware Config
C2 Extraction:
https://t.me/truewallets
https://mas.to/@zara99
http://116.203.10.3:80
Unpacked files
SH256 hash:
1a12d9c9ac19873abafa62c6d37eb8c31495a0818e8aa99987b41126cd31cd02
MD5 hash:
21c4865673cc339ddd94dcc917c575ee
SHA1 hash:
036194acd32f8e65c5077e89336ee596075484e2
Please note that we are no longer able to provide a coverage score for Virus Total.

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:HeavensGate
Author:kevoreilly
Description:Heaven's Gate: Switch from 32-bit to 64-mode
Rule name:INDICATOR_EXE_Packed_Themida
Author:ditekSHen
Description:Detects executables packed with Themida

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

Comments