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Analysis

  • max time kernel
    151s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2023, 21:26

General

  • Target

    06db9b8c93d7e56383777dc63b5aa6e0e9690dcfc7cea52cb7596661927380f7.exe

  • Size

    293KB

  • MD5

    16c83aa0a8f4e9f9c7363ef19100ed8d

  • SHA1

    2e61008917c9396d2d961919760333a8776b242b

  • SHA256

    06db9b8c93d7e56383777dc63b5aa6e0e9690dcfc7cea52cb7596661927380f7

  • SHA512

    e4b92af3105d52ada96a9a93c7ef3be0fb4ab37a910af9f2c9f34ff330d828ae341308dd2446eab751f125546dfb9cc2a166126a76fbf5f82cb7a638b22a6276

  • SSDEEP

    3072:D6UFd9PLDIpqeVzsXHCDByiJUKyTK37uebtZfwuyW6pLS5LIirxIMyzxtL:uS9feVzuHCZJnMg7uev3y9MxxFy

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\06db9b8c93d7e56383777dc63b5aa6e0e9690dcfc7cea52cb7596661927380f7.exe
    "C:\Users\Admin\AppData\Local\Temp\06db9b8c93d7e56383777dc63b5aa6e0e9690dcfc7cea52cb7596661927380f7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Users\Admin\AppData\Local\Temp\06db9b8c93d7e56383777dc63b5aa6e0e9690dcfc7cea52cb7596661927380f7.exe
      "C:\Users\Admin\AppData\Local\Temp\06db9b8c93d7e56383777dc63b5aa6e0e9690dcfc7cea52cb7596661927380f7.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/232-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/232-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/232-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2260-0-0x00000000026E0000-0x00000000026F5000-memory.dmp

    Filesize

    84KB

  • memory/2260-1-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB

  • memory/2260-4-0x00000000026E0000-0x00000000026F5000-memory.dmp

    Filesize

    84KB

  • memory/3224-5-0x0000000000940000-0x0000000000956000-memory.dmp

    Filesize

    88KB