Overview

overview

10

Static

static

10

dfb9893267...dN.exe

windows7-x64

10

dfb9893267...dN.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    103s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 19:05

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General

  • Target

    dfb98932671339fb633c74180dba3810d9382e56618d75b3f67ae2ba3206aa1dN.exe

  • Size

    74KB

  • MD5

    c745590f5b7590f217bb204d27e91a00

  • SHA1

    9d60ffc369b1fbdae8549b859729f47477658ddd

  • SHA256

    dfb98932671339fb633c74180dba3810d9382e56618d75b3f67ae2ba3206aa1d

  • SHA512

    5c6082eb180abeceda71ac259f9fef4bd90b47e3d2adf05280f7e0a3e3b6bed1508a0e09d6f5bcbcc7bfa868b0fc2fd9ff00dab7121baa778e575eed32dddaf3

  • SSDEEP

    1536:ZUNwcxbUTCrmPMVIEh3kLuaIsH1bTc6yOQzc2LVclN:ZUicxbgwmPMVffAH1bTVQPBY

Score
10/10
asyncratvenomratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

Mutex

wgzvrzpksxgiaglrvq

Attributes
  • c2_url_file

    https://paste.ee/r/Wp7LQ/0

  • delay

    1

  • install

    true

  • install_file

    System.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Asyncrat family
    asyncrat
  • VenomRAT 2 IoCs

    Detects VenomRAT.

    rat
  • Venomrat family
    venomrat
  • Async RAT payload 1 IoCs
    rat
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfb98932671339fb633c74180dba3810d9382e56618d75b3f67ae2ba3206aa1dN.exe
    "C:\Users\Admin\AppData\Local\Temp\dfb98932671339fb633c74180dba3810d9382e56618d75b3f67ae2ba3206aa1dN.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3660
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "System" /tr '"C:\Users\Admin\AppData\Roaming\System.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "System" /tr '"C:\Users\Admin\AppData\Roaming\System.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2432
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp94AE.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1236
      • C:\Users\Admin\AppData\Roaming\System.exe
        "C:\Users\Admin\AppData\Roaming\System.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp94AE.tmp.bat
    Filesize

    150B

    MD5

    a862f8afcdfd61a120dd7f49ed7f4e4d

    SHA1

    8e7de80e68c3794e7355d50716fbe709c2d6a2f9

    SHA256

    6d2e1f857486cdf7466e65d3834f82755763b6b656aebd8e2cf5d5ee733f2ec2

    SHA512

    cb7cd5ca2c7435e24f7e82f0ca9dd2f361945e24f7be0055fcbdfd8ebb1ac6a6f85fca86fbab834a5035965398f19bf385a7e83153a8734a84cf4e0b7ffe3edb

    Download Submit

  • C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf
    Filesize

    8B

    MD5

    cf759e4c5f14fe3eec41b87ed756cea8

    SHA1

    c27c796bb3c2fac929359563676f4ba1ffada1f5

    SHA256

    c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

    SHA512

    c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

    Download Submit

  • C:\Users\Admin\AppData\Roaming\System.exe
    Filesize

    74KB

    MD5

    c745590f5b7590f217bb204d27e91a00

    SHA1

    9d60ffc369b1fbdae8549b859729f47477658ddd

    SHA256

    dfb98932671339fb633c74180dba3810d9382e56618d75b3f67ae2ba3206aa1d

    SHA512

    5c6082eb180abeceda71ac259f9fef4bd90b47e3d2adf05280f7e0a3e3b6bed1508a0e09d6f5bcbcc7bfa868b0fc2fd9ff00dab7121baa778e575eed32dddaf3

    Download Submit

  • memory/3660-0-0x00007FFAC29D3000-0x00007FFAC29D5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/3660-1-0x0000000000330000-0x0000000000348000-memory.dmp

    Filesize

    96KB

    Download

  • memory/3660-3-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/3660-8-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

    Download