Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/08/2024, 00:11

General

  • Target

    a4a1e78e32254ab8e5f4e1fd81928a80N.exe

  • Size

    903KB

  • MD5

    a4a1e78e32254ab8e5f4e1fd81928a80

  • SHA1

    99886f1a44c0ec8ca1b5898987da7e4d1cf8ee8a

  • SHA256

    f43ac69538997b7e9b55b0abb96b4de3b58a800b91e6f9b375fbfed913cba4fe

  • SHA512

    fd400b57cda19c5c1bf388eec128f4114d9010bc5ad8fc2fd6c82e950adfef872affaf3831f52bf27379fd015517d595db527b3d63d77458fb1846fc47ef0958

  • SSDEEP

    24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5m:gh+ZkldoPK8YaKGm

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

C2

marzorevenger.duckdns.org:4230

Mutex

RV_MUTEX-PiGGjjtnxDpn

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4a1e78e32254ab8e5f4e1fd81928a80N.exe
    "C:\Users\Admin\AppData\Local\Temp\a4a1e78e32254ab8e5f4e1fd81928a80N.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3580
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/940-1-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/940-5-0x00000000741E2000-0x00000000741E3000-memory.dmp

    Filesize

    4KB

  • memory/940-6-0x00000000741E0000-0x0000000074791000-memory.dmp

    Filesize

    5.7MB

  • memory/940-7-0x00000000741E0000-0x0000000074791000-memory.dmp

    Filesize

    5.7MB

  • memory/940-11-0x00000000741E0000-0x0000000074791000-memory.dmp

    Filesize

    5.7MB

  • memory/940-12-0x00000000741E2000-0x00000000741E3000-memory.dmp

    Filesize

    4KB

  • memory/3580-0-0x0000000001330000-0x0000000001331000-memory.dmp

    Filesize

    4KB