Resubmissions

24-12-2024 02:57

241224-dfsklaznfy 10

23-12-2024 19:48

241223-yjl77syrer 10

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-12-2024 02:57

General

  • Target

    07e6ea7c38621a02b0540b002de5c54b741755aa99e180826a67cfad67b7ed6c.exe

  • Size

    278KB

  • MD5

    858f367fe6d1df147a669f2b9e8a738c

  • SHA1

    c3bf6c4f46cbbc59727af176aafeb79df07c9d91

  • SHA256

    07e6ea7c38621a02b0540b002de5c54b741755aa99e180826a67cfad67b7ed6c

  • SHA512

    9d8bd0fd573b44c6c11170c543019b12a662b88ef213f6044ac7785132ea39a091ec56ba7305a5bc8fc4a29ec91f3bce1cb5a430fc19de1cfa84ae6942ee00d8

  • SSDEEP

    3072:BmszqE5oXoA0hRcQ+Jg9kBV9dBDmvKhXcVWrxpzbgqru:B7Oonh2UMdRmvKhSuzbgwu

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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\07e6ea7c38621a02b0540b002de5c54b741755aa99e180826a67cfad67b7ed6c.exe
    "C:\Users\Admin\AppData\Local\Temp\07e6ea7c38621a02b0540b002de5c54b741755aa99e180826a67cfad67b7ed6c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Users\Admin\AppData\Local\Temp\07e6ea7c38621a02b0540b002de5c54b741755aa99e180826a67cfad67b7ed6c.exe
      "C:\Users\Admin\AppData\Local\Temp\07e6ea7c38621a02b0540b002de5c54b741755aa99e180826a67cfad67b7ed6c.exe"
      2⤵
      • Checks SCSI registry key(s)
      PID:4876
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
    1⤵
      PID:4836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3124-0-0x0000000002150000-0x0000000002159000-memory.dmp

      Filesize

      36KB

    • memory/3124-1-0x0000000002160000-0x0000000002169000-memory.dmp

      Filesize

      36KB

    • memory/3124-4-0x0000000002150000-0x0000000002159000-memory.dmp

      Filesize

      36KB

    • memory/4876-2-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4876-3-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4876-5-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB