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Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2022, 11:24

General

  • Target

    3fdb06f4351bd12295e659f3f7e4e6534f12751d6b7c0d76850c7ec6e01f6611.exe

  • Size

    290KB

  • MD5

    063178fbaaaa6ffc6c0725878c40f4c6

  • SHA1

    8dd26e2be3e4b9201f99f6a3bf0e4ce20cbd39c3

  • SHA256

    3fdb06f4351bd12295e659f3f7e4e6534f12751d6b7c0d76850c7ec6e01f6611

  • SHA512

    0ff75bd251f97bd84486617c5ae3494bad87946bed91c889bf3c2e32f1f53996c0bfffcce41019564f4bb4a41b6c3313b01552c0421544e7618842d8871b3eb7

  • SSDEEP

    6144:shnQlq8xOEgoWDITr3qycv0gCRFb1UNLNTlk8niWNw2oy:HlIEgoWYbqycv0f1UNL3n54

Malware Config

Signatures

  • Detects Smokeloader packer 4 IoCs
  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fdb06f4351bd12295e659f3f7e4e6534f12751d6b7c0d76850c7ec6e01f6611.exe
    "C:\Users\Admin\AppData\Local\Temp\3fdb06f4351bd12295e659f3f7e4e6534f12751d6b7c0d76850c7ec6e01f6611.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Users\Admin\AppData\Local\Temp\3fdb06f4351bd12295e659f3f7e4e6534f12751d6b7c0d76850c7ec6e01f6611.exe
      "C:\Users\Admin\AppData\Local\Temp\3fdb06f4351bd12295e659f3f7e4e6534f12751d6b7c0d76850c7ec6e01f6611.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4616

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1092-134-0x00000000009E8000-0x00000000009F9000-memory.dmp

    Filesize

    68KB

  • memory/1092-135-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB

  • memory/3004-146-0x0000000002970000-0x0000000002980000-memory.dmp

    Filesize

    64KB

  • memory/3004-158-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-160-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-159-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-138-0x0000000002970000-0x0000000002980000-memory.dmp

    Filesize

    64KB

  • memory/3004-139-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-140-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-141-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-142-0x00000000026E0000-0x00000000026F0000-memory.dmp

    Filesize

    64KB

  • memory/3004-143-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-144-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-148-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-147-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-157-0x0000000002970000-0x0000000002980000-memory.dmp

    Filesize

    64KB

  • memory/3004-145-0x00000000026F0000-0x0000000002700000-memory.dmp

    Filesize

    64KB

  • memory/3004-149-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-150-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-151-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-152-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-153-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-154-0x0000000000930000-0x0000000000940000-memory.dmp

    Filesize

    64KB

  • memory/3004-155-0x0000000002970000-0x0000000002980000-memory.dmp

    Filesize

    64KB

  • memory/3004-156-0x0000000002700000-0x0000000002710000-memory.dmp

    Filesize

    64KB

  • memory/4616-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4616-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4616-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB