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Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    12-05-2024 16:15

General

  • Target

    Trojan/SmokeLoader.exe

  • Size

    251KB

  • MD5

    924aa6c26f6f43e0893a40728eac3b32

  • SHA1

    baa9b4c895b09d315ed747b3bd087f4583aa84fc

  • SHA256

    30f9db1f5838abb6c1580fdfb7f5dcfd7c2ac8cfac50c2edd0c8415d66212c95

  • SHA512

    3cb6fd659aff46eaa62b0e647ccebeecb070ba0bb27e1cc037b33caf23c417e75f476e1c08e1b5f3b232c4640995ae5afa43bfd09252d318fe5eec0d18de830a

  • SSDEEP

    6144:2E5sHpScP2xeQhp4wGoqPKNDF50AsurB:PsHIiQv4gBNDFiTuF

Malware Config

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Trojan\SmokeLoader.exe
    "C:\Users\Admin\AppData\Local\Temp\Trojan\SmokeLoader.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\Trojan\SmokeLoader.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan\SmokeLoader.exe"
      2⤵
      • Loads dropped DLL
      PID:1712

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\D47F.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • memory/1712-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1712-6-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/1712-8-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/1712-13-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/1740-5-0x0000000000AB0000-0x0000000000BB0000-memory.dmp

    Filesize

    1024KB

  • memory/1740-4-0x0000000000020000-0x000000000002B000-memory.dmp

    Filesize

    44KB

  • memory/1740-14-0x0000000000AB0000-0x0000000000BB0000-memory.dmp

    Filesize

    1024KB