Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-01-2025 17:16

General

  • Target

    JaffaCakes118_41f49e67261e402ef544622d9a1bdb55.exe

  • Size

    83KB

  • MD5

    41f49e67261e402ef544622d9a1bdb55

  • SHA1

    b3cab53537f0cebfe3a4bf5bb4141df73f0f0c31

  • SHA256

    aab2de308a8a5bc982082398c24d6e9f346500da563273a8ffa4706c07bbedd9

  • SHA512

    424baf066bd1b93c8d97efc9cb51194efa50f14f7cac36bec758b8ff5ad58d55f2a6180c9cf042f472190c75b54c634bde140dedf947d09f211eafe7bbbb381c

  • SSDEEP

    1536:8ODUngi71V1f8TjQDkF2l3BPoesXv8So3fpl1hFas:JDUngiD1f8TjQDkF21lHO8SkPh

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_41f49e67261e402ef544622d9a1bdb55.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41f49e67261e402ef544622d9a1bdb55.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:1444
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 380
      2⤵
      • Program crash
      PID:3144
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1444 -ip 1444
    1⤵
      PID:2772

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM9A3C.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/1444-9-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-7-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-6-0x00000000008F0000-0x00000000008F1000-memory.dmp

      Filesize

      4KB

    • memory/1444-5-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1444-4-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-0-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1444-10-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-2-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-15-0x0000000077192000-0x0000000077193000-memory.dmp

      Filesize

      4KB

    • memory/1444-14-0x0000000077192000-0x0000000077194000-memory.dmp

      Filesize

      8KB

    • memory/1444-1-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB

    • memory/1444-3-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-8-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1444-18-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB