Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2025 14:39

General

  • Target

    JaffaCakes118_ca8a52042c82b7b03bbd358c37daf00e.exe

  • Size

    218KB

  • MD5

    ca8a52042c82b7b03bbd358c37daf00e

  • SHA1

    0b06e209c7f377b5d76f5588fb99ecdbd9af441d

  • SHA256

    29042666d6510565321879fd370c646cfc6ddabc0cff12e52912b5800e5cef3a

  • SHA512

    20038ff6f922c57e25ae45c021a1ac03eb37cbb10489b5eebf4d1565cf4961b37e27d12a75ce209c5d87595c1faa3219cce99351b2e81e1aa722225216e8fcfd

  • SSDEEP

    3072:m8Zc0hdH53F/y0nzTd6UjIWVvn+o3YhBCO:G05XzxHhvoQO

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_ca8a52042c82b7b03bbd358c37daf00e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca8a52042c82b7b03bbd358c37daf00e.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:1288
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 508
      2⤵
      • Program crash
      PID:4396
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1288 -ip 1288
    1⤵
      PID:1396

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM83A7.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/1288-4-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1288-16-0x0000000077752000-0x0000000077754000-memory.dmp

      Filesize

      8KB

    • memory/1288-0-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1288-3-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1288-8-0x0000000000700000-0x0000000000701000-memory.dmp

      Filesize

      4KB

    • memory/1288-11-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1288-17-0x0000000077752000-0x0000000077753000-memory.dmp

      Filesize

      4KB

    • memory/1288-2-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1288-1-0x0000000000401000-0x0000000000402000-memory.dmp

      Filesize

      4KB

    • memory/1288-9-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1288-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1288-10-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1288-6-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1288-5-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB