Analysis

  • max time kernel
    34s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2024 21:23

General

  • Target

    2024-06-30_61a91fd5c7263dee33d275e148c2ac21_magniber_poet-rat_ramnit.exe

  • Size

    7.0MB

  • MD5

    61a91fd5c7263dee33d275e148c2ac21

  • SHA1

    01b0cd6f83f4dd3e1bfde42b61dd458300deba31

  • SHA256

    06c42ae4f07296f930276bcb954c352ea20ec3ddb756accd1c0b7c57ed6af8ed

  • SHA512

    6dd1fac095165fada5e007dd919278de31546643cb4e7d9c66f2056cc8fe23a5e140d35d2e17b02ed8b8542ab20c851a13b43bf1fc99017f1b20c9abf7f7618c

  • SSDEEP

    98304:nx+y15ZDif5PYXVGx4QjLwAcSjpyZGarJZzDfonvbkZDw3KAGxxmXxZBKFVlX:bbDif5wEx5jBfwGuYUxmxG

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • UPX dump on OEP (original entry point) 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-30_61a91fd5c7263dee33d275e148c2ac21_magniber_poet-rat_ramnit.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-30_61a91fd5c7263dee33d275e148c2ac21_magniber_poet-rat_ramnit.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\2024-06-30_61a91fd5c7263dee33d275e148c2ac21_magniber_poet-rat_ramnitmgr.exe
      C:\Users\Admin\AppData\Local\Temp\2024-06-30_61a91fd5c7263dee33d275e148c2ac21_magniber_poet-rat_ramnitmgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2456
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 520
        3⤵
        • Program crash
        PID:1384
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2456 -ip 2456
    1⤵
      PID:5080
    • 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 --mojo-platform-channel-handle=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2140

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\2024-06-30_61a91fd5c7263dee33d275e148c2ac21_magniber_poet-rat_ramnitmgr.exe
        Filesize

        157KB

        MD5

        2ad7467eeceedd64b8bd4f6e04c3cd49

        SHA1

        d6c5d9878dc49ae9b531d61283609e207154a921

        SHA256

        2aab17b2f18dfb70cd737b27b1a438ad8878889070a6e025b3684483054f60c9

        SHA512

        7a647d4a8de90d11cd5afb82ace8354869af0893f28afcf9491d1d4de421315d9a394a5d3462d88c0eff6c5a7a4ed41897d8d0498b59b4b7428ddbb61786be2a

      • C:\Users\Admin\AppData\Local\Temp\~TM2AF3.tmp
        Filesize

        1.6MB

        MD5

        4f3387277ccbd6d1f21ac5c07fe4ca68

        SHA1

        e16506f662dc92023bf82def1d621497c8ab5890

        SHA256

        767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

        SHA512

        9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

      • memory/2112-0-0x0000000000470000-0x0000000000B9E000-memory.dmp
        Filesize

        7.2MB

      • memory/2456-4-0x0000000000400000-0x0000000000432000-memory.dmp
        Filesize

        200KB

      • memory/2456-6-0x0000000000400000-0x0000000000432000-memory.dmp
        Filesize

        200KB