Analysis

  • max time kernel
    139s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-08-2024 13:42

General

  • Target

    c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe

  • Size

    257KB

  • MD5

    c455e4fe919c0691277b5a33f0e0942b

  • SHA1

    4f43294230fa81fcedc676ae31a2adc44a148355

  • SHA256

    c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a

  • SHA512

    33d5f97f84b3b784fdf474e9251ba4dfa1a56dbcc59b3896ddc7d7587b74de6d8c2beb47271545cff1bed37368fded7d040667b9083b5c8c8f5bcb7ad06bb99e

  • SSDEEP

    3072:ir9lM+crCJdubX/otibz305sTfCT7LgJTr:49cm9y9KrgJT

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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\c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe
    "C:\Users\Admin\AppData\Local\Temp\c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:4052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 352
      2⤵
      • Program crash
      PID:864
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4052 -ip 4052
    1⤵
      PID:3300

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4052-1-0x0000000000620000-0x0000000000720000-memory.dmp

      Filesize

      1024KB

    • memory/4052-2-0x0000000000600000-0x000000000060B000-memory.dmp

      Filesize

      44KB

    • memory/4052-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/4052-4-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/4052-5-0x0000000000600000-0x000000000060B000-memory.dmp

      Filesize

      44KB

    • memory/4052-6-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB