Analysis

  • max time kernel
    134s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/11/2024, 17:23

General

  • Target
    ce1bf3d9e6655df29e5fbdd7a0fe5b64281fdb08159339364d3c641f4d5ae731.exe
  • Size 273KB
  • Sample241105-vyf3ysxpgn
  • SHA256 ce1bf3d9e6655df29e5fbdd7a0fe5b64281fdb08159339364d3c641f4d5ae731
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • pub3

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • Suspicious use of SetThreadContext 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.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce1bf3d9e6655df29e5fbdd7a0fe5b64281fdb08159339364d3c641f4d5ae731.exe
    "C:\Users\Admin\AppData\Local\Temp\ce1bf3d9e6655df29e5fbdd7a0fe5b64281fdb08159339364d3c641f4d5ae731.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Users\Admin\AppData\Local\Temp\ce1bf3d9e6655df29e5fbdd7a0fe5b64281fdb08159339364d3c641f4d5ae731.exe
      "C:\Users\Admin\AppData\Local\Temp\ce1bf3d9e6655df29e5fbdd7a0fe5b64281fdb08159339364d3c641f4d5ae731.exe"
      2⤵
      • Checks SCSI registry key(s)
      PID:2384

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2384-3-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/2384-4-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/2384-7-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/2560-1-0x00000000007E0000-0x00000000008E0000-memory.dmp

        memory/2560-2-0x0000000002190000-0x0000000002199000-memory.dmp