Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    06-07-2024 09:40

General

  • Target

    28152187b2df666ca19b7118077c0bf7_JaffaCakes118.exe

  • Size

    155KB

  • MD5

    28152187b2df666ca19b7118077c0bf7

  • SHA1

    5bf8a68baa582560875eeda98d319d7495eb3cfb

  • SHA256

    7393f9eddcb7e32e78e667ce886df97ac11448eeba64ed63078dd827ca06566f

  • SHA512

    cd775f096dbd6dff1223c05cbeb1329f5b288d14772873d90b603c204339afecbc37f4beed661998603370ac53fd7a4082514cea0dfc2dbf7ddbc1158f29e9f4

  • SSDEEP

    3072:8v/aJ+zbgYz3immmzyvsp0soO8YTLAX0RO:k+cgFmksNoO88o7

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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\28152187b2df666ca19b7118077c0bf7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\28152187b2df666ca19b7118077c0bf7_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 128
      2⤵
      • Program crash
      PID:2664

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\CC4F.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • memory/2388-4-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2388-3-0x0000000000030000-0x000000000003A000-memory.dmp

    Filesize

    40KB

  • memory/2388-1-0x0000000002D60000-0x0000000002E60000-memory.dmp

    Filesize

    1024KB

  • memory/2388-7-0x0000000000400000-0x0000000002B9D000-memory.dmp

    Filesize

    39.6MB

  • memory/2388-8-0x0000000002D60000-0x0000000002E60000-memory.dmp

    Filesize

    1024KB

  • memory/2388-10-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB