Analysis

  • max time kernel
    135s
  • max time network
    107s
  • 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, 19:36

General

  • Target
    40c8a5369b14d0967fff9cd5ad43f758.exe
  • Size 241KB
  • Sample241014-ya8d3ssema
  • SHA256 75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • pub1

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\40c8a5369b14d0967fff9cd5ad43f758.exe
    "C:\Users\Admin\AppData\Local\Temp\40c8a5369b14d0967fff9cd5ad43f758.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:2420
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 352
      2⤵
      • Program crash
      PID:2872
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2420 -ip 2420
    1⤵
      PID:4616

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2420-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

          memory/2420-2-0x0000000002CA0000-0x0000000002CAB000-memory.dmp

          memory/2420-3-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/2420-6-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/2420-5-0x0000000002CA0000-0x0000000002CAB000-memory.dmp

          memory/2420-4-0x0000000000400000-0x0000000002B41000-memory.dmp