Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22-05-2024 12:48

General

  • Target

    7a13f3712f5f73dbbc7a345d9319ed3ff83cea0fc4f552becba3de0e86c80ebb.exe

  • Size

    212KB

  • MD5

    cb7a77e309992eec03cafdab52ecb519

  • SHA1

    d0c59ad03489ba97846b5cbe693649ffd5785c65

  • SHA256

    7a13f3712f5f73dbbc7a345d9319ed3ff83cea0fc4f552becba3de0e86c80ebb

  • SHA512

    4509a5e74815bfb463c5aaf629b3a60a6c709e110ba8e876ba1b65a0b3ffd77fd171d8d317124618cb7831042db37a50741a02665fe3b1918ba5ad5252393e54

  • SSDEEP

    3072:dsyabhcSK3jl1hOpSk+9FkhyfFU8NqxLYude33NLb0l3JfAHJe:/acBvOIksZfFXDEe33al5YH

Malware Config

Extracted

Family

smokeloader

Botnet

sel2

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\7a13f3712f5f73dbbc7a345d9319ed3ff83cea0fc4f552becba3de0e86c80ebb.exe
    "C:\Users\Admin\AppData\Local\Temp\7a13f3712f5f73dbbc7a345d9319ed3ff83cea0fc4f552becba3de0e86c80ebb.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:636
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 384
      2⤵
      • Program crash
      PID:2064
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 636 -ip 636
    1⤵
      PID:4032

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/636-1-0x0000000003040000-0x0000000003140000-memory.dmp

      Filesize

      1024KB

    • memory/636-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/636-2-0x0000000002E70000-0x0000000002E7B000-memory.dmp

      Filesize

      44KB

    • memory/636-4-0x0000000000400000-0x0000000002C94000-memory.dmp

      Filesize

      40.6MB