Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2024, 08:01

General

  • Target
    91be25f31b7891908a50dfdc9f03f2b4.exe
  • Size 259KB
  • Sample241014-jwlpwasckd
  • SHA256 422d2cea49b00fdc8b97b75b623006386426ec23637c53341e03d250e5ffe21b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • pub3

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\91be25f31b7891908a50dfdc9f03f2b4.exe
    "C:\Users\Admin\AppData\Local\Temp\91be25f31b7891908a50dfdc9f03f2b4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:1824
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 352
      2⤵
      • Program crash
      PID:4140
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1824 -ip 1824
    1⤵
      PID:1592

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1824-1-0x0000000002DD0000-0x0000000002ED0000-memory.dmp

          memory/1824-2-0x0000000002DB0000-0x0000000002DBB000-memory.dmp

          memory/1824-3-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/1824-6-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/1824-5-0x0000000002DB0000-0x0000000002DBB000-memory.dmp

          memory/1824-4-0x0000000000400000-0x0000000002B46000-memory.dmp