General

  • Target

    8620fa4c62bd53e5b70aa10e6205f1ceffcd49bd7ca3b01cbe8f539273dd6695.bat

  • Size

    29KB

  • Sample

    241117-em282s1cle

  • MD5

    af0c16e6a8877ea5a72d5d4a876e8302

  • SHA1

    bc78be8297b41156b56fb22f7a84e7a85a183f7a

  • SHA256

    8620fa4c62bd53e5b70aa10e6205f1ceffcd49bd7ca3b01cbe8f539273dd6695

  • SHA512

    73ec801912075022dba96acb14b0cf6397b09af73b8e2535bb8870783196fd87ccbcb3f1530151c5c384f05d707d0bc593de33e33a85cb25872648db1884f629

  • SSDEEP

    768:gTYcpQyuPmhDGEhtKC7/ZAmvh3MT2iabBp2KHrxWPylMhQYXTtlE:gTYcpQyuPmhDGEhtKC7BAmvtO2ip88Pk

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

ghanarchydn.duckdns.org:7878

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

pdhasync.duckdns.org:8797

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

5.0.5

Botnet

Venom Clients

C2

ksjvenom.duckdns.org:8890

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      8620fa4c62bd53e5b70aa10e6205f1ceffcd49bd7ca3b01cbe8f539273dd6695.bat

    • Size

      29KB

    • MD5

      af0c16e6a8877ea5a72d5d4a876e8302

    • SHA1

      bc78be8297b41156b56fb22f7a84e7a85a183f7a

    • SHA256

      8620fa4c62bd53e5b70aa10e6205f1ceffcd49bd7ca3b01cbe8f539273dd6695

    • SHA512

      73ec801912075022dba96acb14b0cf6397b09af73b8e2535bb8870783196fd87ccbcb3f1530151c5c384f05d707d0bc593de33e33a85cb25872648db1884f629

    • SSDEEP

      768:gTYcpQyuPmhDGEhtKC7/ZAmvh3MT2iabBp2KHrxWPylMhQYXTtlE:gTYcpQyuPmhDGEhtKC7BAmvtO2ip88Pk

    • AsyncRat

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

    • Asyncrat family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Async RAT payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks