Analysis

  • max time kernel
    95s
  • 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
    20-01-2025 19:11

General

  • Target

    JaffaCakes118_f5eba7a514b947cbad1f130948410dd1.exe

  • Size

    106KB

  • MD5

    f5eba7a514b947cbad1f130948410dd1

  • SHA1

    1e68e4ba2c4829dd8788f32c7939378865505d6e

  • SHA256

    282a7592e0957d6cff5602c7ac9c2b0c59b08a64be6926102252608101d907f6

  • SHA512

    61fb4aaa421423c2f1408a5cfd8eb39bdfd2c5e9c4e70330cb4f0790caa4ed9cd2d68f009a6c56e52fd6ddd20ed2a8f97a69adda424db8770c090daa37cca6cc

  • SSDEEP

    1536:U+FDoKeniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:U+FD4K71QkbstyJjCKICpC72s/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_f5eba7a514b947cbad1f130948410dd1.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5eba7a514b947cbad1f130948410dd1.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:3136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3136 -s 380
      2⤵
      • Program crash
      PID:1764
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3136 -ip 3136
    1⤵
      PID:2116

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMBB9F.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/3136-9-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-1-0x0000000000401000-0x0000000000405000-memory.dmp

      Filesize

      16KB

    • memory/3136-5-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-6-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-8-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-0-0x0000000000400000-0x0000000000431000-memory.dmp

      Filesize

      196KB

    • memory/3136-2-0x0000000000400000-0x0000000000431000-memory.dmp

      Filesize

      196KB

    • memory/3136-14-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

      Filesize

      4KB

    • memory/3136-13-0x0000000076FB2000-0x0000000076FB4000-memory.dmp

      Filesize

      8KB

    • memory/3136-7-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-3-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-4-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3136-17-0x0000000000401000-0x0000000000405000-memory.dmp

      Filesize

      16KB