Analysis

  • max time kernel
    95s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-02-2025 16:11

General

  • Target

    JaffaCakes118_13bf77b4d97f3fedb3dd10edd0131223.exe

  • Size

    68KB

  • MD5

    13bf77b4d97f3fedb3dd10edd0131223

  • SHA1

    2a548f9b3f8c3cc627ddccdc145007b075568b40

  • SHA256

    18914f5d627d463f4e640e3d32da8586b09d9b7df8c476580f44e1aa710e3e93

  • SHA512

    70b5f530faaecd8d96a70457741770fc82400384af6d066b477dd39cf506d8a05ad47ab7782e860661c059aa1f55238db55a0331cabda2e599a76ad677bd33c6

  • SSDEEP

    1536:hOeTaQoIF3tsnoYwZeaapXq8OmNR6ayv3gR07Wt5hDQ2o/Wb6u8+TV:5aQo03tPdZeVXq8xNR6tgR07WtU/Wbft

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 9 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_13bf77b4d97f3fedb3dd10edd0131223.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_13bf77b4d97f3fedb3dd10edd0131223.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:1616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 544
      2⤵
      • Program crash
      PID:4896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1616 -ip 1616
    1⤵
      PID:4004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM7C92.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/1616-9-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-8-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-6-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-5-0x0000000002E80000-0x0000000002E81000-memory.dmp

      Filesize

      4KB

    • memory/1616-7-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-3-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-4-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-0-0x0000000000401000-0x0000000000405000-memory.dmp

      Filesize

      16KB

    • memory/1616-2-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-11-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/1616-1-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/1616-16-0x0000000077592000-0x0000000077593000-memory.dmp

      Filesize

      4KB

    • memory/1616-15-0x0000000077592000-0x0000000077594000-memory.dmp

      Filesize

      8KB

    • memory/1616-19-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/1616-18-0x0000000000401000-0x0000000000405000-memory.dmp

      Filesize

      16KB