Analysis

  • max time kernel
    93s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-07-2024 15:37

General

  • Target

    4672860f144d68f4c11ff482116f2c5e_JaffaCakes118.exe

  • Size

    273KB

  • MD5

    4672860f144d68f4c11ff482116f2c5e

  • SHA1

    8f1953ee8aa04d7f56ad662aa2e88b747e3ff566

  • SHA256

    e09d6c1804c091b77dd08e7e07ba057c6809f989d1a88189ac68929f38281084

  • SHA512

    fcd767000469f2ea309715c6dc0ee82363cf95bf1ee1dadb3ddc3f45b2c4b51eef45ccb3c3fbc28dbc9cdf66bb583507318b7d1a088498fc9935008d56e7b0b0

  • SSDEEP

    6144:Ou5ELqRcwYWcBstlSoUtwhARoB0ouSKOzX2oQkzeuNubik:w32ZxQvrTbp

Malware Config

Extracted

Family

smokeloader

Botnet

ku11

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

Processes

  • C:\Users\Admin\AppData\Local\Temp\4672860f144d68f4c11ff482116f2c5e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4672860f144d68f4c11ff482116f2c5e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    PID:4848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 488
      2⤵
      • Program crash
      PID:1880
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4848 -ip 4848
    1⤵
      PID:2708

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\5C1B.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/4848-1-0x00000000034D0000-0x00000000034DA000-memory.dmp

      Filesize

      40KB

    • memory/4848-0-0x00000000034B0000-0x00000000034B1000-memory.dmp

      Filesize

      4KB

    • memory/4848-2-0x00000000034E0000-0x00000000034EA000-memory.dmp

      Filesize

      40KB

    • memory/4848-7-0x00000000034E0000-0x00000000034EA000-memory.dmp

      Filesize

      40KB