Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-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
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4672860f144d68f4c11ff482116f2c5e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4672860f144d68f4c11ff482116f2c5e_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 168
      2⤵
      • Program crash
      PID:2064

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • memory/852-2-0x0000000002A60000-0x0000000002A61000-memory.dmp

    Filesize

    4KB

  • memory/852-4-0x0000000002A90000-0x0000000002A9A000-memory.dmp

    Filesize

    40KB

  • memory/852-3-0x0000000002A80000-0x0000000002A8A000-memory.dmp

    Filesize

    40KB

  • memory/852-6-0x0000000002A90000-0x0000000002A9A000-memory.dmp

    Filesize

    40KB