Analysis

  • max time kernel
    149s
  • 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
    14-01-2025 09:58

General

  • Target

    JaffaCakes118_3b0795913da2a0d5ad36a20c6b56c46b.exe

  • Size

    106KB

  • MD5

    3b0795913da2a0d5ad36a20c6b56c46b

  • SHA1

    ef589096f9815143ae2307875d4921422f526ed3

  • SHA256

    1422e0a8b610f5cd654e15e9ec0f1d2ed6f2de9179d25856b3c8e1ca7dd71965

  • SHA512

    a128efcb5f2f29f98f52cec50cb55419ef6f5f9083e2b02bc4475f346b162474a1501a830a0cf49d3d9c09c65b8ac3ddb6c1bb9accb2f2624f234eab1949e0a4

  • SSDEEP

    1536:Y+FDoKtniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ:Y+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 8 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_3b0795913da2a0d5ad36a20c6b56c46b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b0795913da2a0d5ad36a20c6b56c46b.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:4900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 356
      2⤵
      • Program crash
      PID:4532
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4900 -ip 4900
    1⤵
      PID:4924

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TMC0CF.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/4900-6-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4900-9-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-8-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-10-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-16-0x00000000779D2000-0x00000000779D3000-memory.dmp

      Filesize

      4KB

    • memory/4900-15-0x00000000779D2000-0x00000000779D4000-memory.dmp

      Filesize

      8KB

    • memory/4900-7-0x00000000008F0000-0x00000000008F1000-memory.dmp

      Filesize

      4KB

    • memory/4900-0-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4900-4-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-5-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-3-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-2-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4900-1-0x0000000000401000-0x0000000000405000-memory.dmp

      Filesize

      16KB

    • memory/4900-18-0x0000000000400000-0x0000000000429000-memory.dmp

      Filesize

      164KB

    • memory/4900-19-0x0000000000401000-0x0000000000405000-memory.dmp

      Filesize

      16KB