Analysis

  • max time kernel
    100s
  • max time network
    143s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16-08-2024 17:15

General

  • Target

    4705ca8dcd35a900b2450e2a782b5e3846c4be1b12985819135cffd3636b94cd.exe

  • Size

    258KB

  • MD5

    51627e1adb53ee9c80a5a63e976ffd80

  • SHA1

    05db4e5c74cbee0f68d69d9d1d63c08ca2004c85

  • SHA256

    4705ca8dcd35a900b2450e2a782b5e3846c4be1b12985819135cffd3636b94cd

  • SHA512

    42649fb97974b7deeccf342ff0e568ece63d769871ec4e0f61606e161287481bd39964e44ce95244bb1b51e2164fbdbbb78fad44e558e3efd1e32f7a37653846

  • SSDEEP

    3072:o3BWhbvsV6gLP77XCx9VI3IG7d25NTfCT7LBl9r:m6gb7IyIQAKrl

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\4705ca8dcd35a900b2450e2a782b5e3846c4be1b12985819135cffd3636b94cd.exe
    "C:\Users\Admin\AppData\Local\Temp\4705ca8dcd35a900b2450e2a782b5e3846c4be1b12985819135cffd3636b94cd.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:3952
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 384
      2⤵
      • Program crash
      PID:2744
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3952 -ip 3952
    1⤵
      PID:4704

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3952-1-0x0000000000690000-0x0000000000790000-memory.dmp

      Filesize

      1024KB

    • memory/3952-3-0x0000000000400000-0x0000000000453000-memory.dmp

      Filesize

      332KB

    • memory/3952-2-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/3952-4-0x0000000000400000-0x0000000000453000-memory.dmp

      Filesize

      332KB

    • memory/3952-5-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB