Analysis

  • max time kernel
    91s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    09-05-2024 09:59

General

  • Target

    800e637ce31be2168b42887a1f4abe88f0a6745f3c64c0d245534e8134179e28.exe

  • Size

    211KB

  • MD5

    4ed158d454e02b40a4d7fc3702cafa10

  • SHA1

    12e31b9b14b21fbf7eab615d26c91bf1ca7c769e

  • SHA256

    800e637ce31be2168b42887a1f4abe88f0a6745f3c64c0d245534e8134179e28

  • SHA512

    e277448d24bf5d3c63e0936f9647ca26b8c015846cb63cd95e561dd9e56ff30f32185a21ef2115f1f54dfbf5317cfcd5bf41116d2067ce35ecc707ab3e2f2642

  • SSDEEP

    3072:n/Lq1qtnXDEpGcUDIneQg8Qx5R5IxIvsBkJQlP:nXDEYZX8Qj0deJK

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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\800e637ce31be2168b42887a1f4abe88f0a6745f3c64c0d245534e8134179e28.exe
    "C:\Users\Admin\AppData\Local\Temp\800e637ce31be2168b42887a1f4abe88f0a6745f3c64c0d245534e8134179e28.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:3408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 384
      2⤵
      • Program crash
      PID:3556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3408 -ip 3408
    1⤵
      PID:5060

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3408-3-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

    • memory/3408-2-0x0000000002D60000-0x0000000002D6B000-memory.dmp
      Filesize

      44KB

    • memory/3408-1-0x0000000002E60000-0x0000000002F60000-memory.dmp
      Filesize

      1024KB

    • memory/3408-4-0x0000000000400000-0x0000000002AF2000-memory.dmp
      Filesize

      38.9MB