Analysis

  • max time kernel
    96s
  • max time network
    144s
  • 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 05:46

General

  • Target

    JaffaCakes118_074527fbae7d7c068c0948b20ba39d6b.exe

  • Size

    106KB

  • MD5

    074527fbae7d7c068c0948b20ba39d6b

  • SHA1

    619168586446a1f7a54eec61264ac3eacfe7b7a0

  • SHA256

    f3b76b27d47a3ddf882228ec0349ee6794a818a46961735c269801dcfb61f336

  • SHA512

    e95a1889502e24ef8b3a0181a9edc8d7d667a6c63622644002eb3cfe49beaa30bffd818eb45082262fcf79d046fad9b4205399cb54c0c608052ca505425ac8b0

  • SSDEEP

    1536:Q+FDoKtniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:Q+FDzK71QkbstyJjCKICpC72s/mlaX

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_074527fbae7d7c068c0948b20ba39d6b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_074527fbae7d7c068c0948b20ba39d6b.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:2324
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 384
      2⤵
      • Program crash
      PID:1660
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2324 -ip 2324
    1⤵
      PID:4736

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM75BC.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/2324-8-0x00000000008F0000-0x00000000008F1000-memory.dmp

      Filesize

      4KB

    • memory/2324-16-0x0000000077C52000-0x0000000077C54000-memory.dmp

      Filesize

      8KB

    • memory/2324-0-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/2324-9-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2324-11-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2324-7-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/2324-17-0x0000000077C52000-0x0000000077C53000-memory.dmp

      Filesize

      4KB

    • memory/2324-2-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/2324-1-0x0000000000401000-0x0000000000402000-memory.dmp

      Filesize

      4KB

    • memory/2324-6-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2324-10-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2324-4-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2324-5-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/2324-3-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB