Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2022, 04:48

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General

  • Target

    b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e.exe

  • Size

    146KB

  • MD5

    5b3438b2b01d6fea325bcdfd1fb6b27c

  • SHA1

    8ffc95bb52d92436665ce0f915668c5d77b93561

  • SHA256

    b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e

  • SHA512

    63098299b3dd8b9ccb12c9422a49a4061465eedf4d299abc1fd92bbd4316678acebaec99ba339ec60db0aa54f7635eb77c6145b778162dbc86fbe3e822b0c7f9

  • SSDEEP

    3072:gj6d9gQ5BdZicNJNth14ZbvsqU7nnW/ZBwn:wwXicZ+UqULnW/

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Signatures

  • Detects Smokeloader packer 6 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e.exe
    "C:\Users\Admin\AppData\Local\Temp\b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Users\Admin\AppData\Local\Temp\b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e.exe
      "C:\Users\Admin\AppData\Local\Temp\b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4604
  • C:\Users\Admin\AppData\Roaming\urcuuus
    C:\Users\Admin\AppData\Roaming\urcuuus
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\Users\Admin\AppData\Roaming\urcuuus
      C:\Users\Admin\AppData\Roaming\urcuuus
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3324

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\urcuuus
          Filesize

          146KB

          MD5

          5b3438b2b01d6fea325bcdfd1fb6b27c

          SHA1

          8ffc95bb52d92436665ce0f915668c5d77b93561

          SHA256

          b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e

          SHA512

          63098299b3dd8b9ccb12c9422a49a4061465eedf4d299abc1fd92bbd4316678acebaec99ba339ec60db0aa54f7635eb77c6145b778162dbc86fbe3e822b0c7f9

          Download Submit

        • C:\Users\Admin\AppData\Roaming\urcuuus
          Filesize

          146KB

          MD5

          5b3438b2b01d6fea325bcdfd1fb6b27c

          SHA1

          8ffc95bb52d92436665ce0f915668c5d77b93561

          SHA256

          b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e

          SHA512

          63098299b3dd8b9ccb12c9422a49a4061465eedf4d299abc1fd92bbd4316678acebaec99ba339ec60db0aa54f7635eb77c6145b778162dbc86fbe3e822b0c7f9

          Download Submit

        • C:\Users\Admin\AppData\Roaming\urcuuus
          Filesize

          146KB

          MD5

          5b3438b2b01d6fea325bcdfd1fb6b27c

          SHA1

          8ffc95bb52d92436665ce0f915668c5d77b93561

          SHA256

          b17b543cc8fb468377f5bca1d596ac953eaf5652a77624440bffff53390c131e

          SHA512

          63098299b3dd8b9ccb12c9422a49a4061465eedf4d299abc1fd92bbd4316678acebaec99ba339ec60db0aa54f7635eb77c6145b778162dbc86fbe3e822b0c7f9

          Download Submit

        • memory/3324-144-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/3324-145-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/3980-135-0x00000000022B0000-0x00000000022B9000-memory.dmp

          Filesize

          36KB

          Download

        • memory/3980-134-0x0000000000718000-0x0000000000729000-memory.dmp

          Filesize

          68KB

          Download

        • memory/4604-136-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/4604-137-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/4604-133-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/4996-143-0x00000000008C8000-0x00000000008D8000-memory.dmp

          Filesize

          64KB

          Download