Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/06/2024, 02:56

General

  • Target
    d445ced88bc3e2de34ad6a0636230202ce50a8e22098fc9b9e8fa78f0873f0bd.exe
  • Size 5.5MB
  • Sample240623-dfct5sxcnc
  • SHA256 d445ced88bc3e2de34ad6a0636230202ce50a8e22098fc9b9e8fa78f0873f0bd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Version
  • VenomRAT_HVNC 5.0.4

Botnet
  • Venom Clients

C2
  • shadpcsverification.zapto.org:4444

Mutex
  • zhydmgthbwtqr

Attributes
  • delay

    0

  • install

    true

  • install_file

    dddjjjj.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • latentbot

C2
  • shadpcsverification.zapto.org

Signatures

  • AsyncRat

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

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d445ced88bc3e2de34ad6a0636230202ce50a8e22098fc9b9e8fa78f0873f0bd.exe
    "C:\Users\Admin\AppData\Local\Temp\d445ced88bc3e2de34ad6a0636230202ce50a8e22098fc9b9e8fa78f0873f0bd.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "dddjjjj" /tr '"C:\Users\Admin\AppData\Roaming\dddjjjj.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:944
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "dddjjjj" /tr '"C:\Users\Admin\AppData\Roaming\dddjjjj.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2944
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1020,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=3744 /prefetch:8
    1⤵
      PID:4720

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1228-0-0x00000000007F0000-0x00000000016B8000-memory.dmp

          memory/1228-1-0x0000000076950000-0x0000000076951000-memory.dmp

          memory/1228-2-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-3-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-4-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-5-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-6-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-7-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-8-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-11-0x00000000007F0000-0x00000000016B8000-memory.dmp

          memory/1228-12-0x00000000007F0000-0x00000000016B8000-memory.dmp

          memory/1228-13-0x00000000007F0000-0x00000000016B8000-memory.dmp

          memory/1228-15-0x0000000076950000-0x0000000076951000-memory.dmp

          memory/1228-16-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-17-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-19-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-20-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-21-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-22-0x0000000076930000-0x0000000076A20000-memory.dmp

          memory/1228-23-0x0000000076930000-0x0000000076A20000-memory.dmp