Analysis

  • max time kernel
    91s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/11/2024, 15:04

General

  • Target
    Xd_XnNqsZTJJf8dCq4s_mlAi.exe
  • Size 273KB
  • Sample241108-sfkmbavblm
  • SHA256 46d153d7d517ea834af83364c01388f5c4af458c359625244aa7bac158e8bff2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • 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\Xd_XnNqsZTJJf8dCq4s_mlAi.exe
    "C:\Users\Admin\AppData\Local\Temp\Xd_XnNqsZTJJf8dCq4s_mlAi.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:3964
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3964 -s 356
      2⤵
      • Program crash
      PID:516
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3964 -ip 3964
    1⤵
      PID:4352

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          memory/3964-1-0x0000000002700000-0x0000000002800000-memory.dmp

          memory/3964-2-0x0000000002500000-0x0000000002509000-memory.dmp

          memory/3964-3-0x0000000000400000-0x0000000000409000-memory.dmp

          memory/3964-6-0x0000000000400000-0x0000000000409000-memory.dmp

          memory/3964-5-0x0000000002500000-0x0000000002509000-memory.dmp

          memory/3964-4-0x0000000000400000-0x00000000023AE000-memory.dmp