Analysis

  • max time kernel
    159s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-07-2023 20:09

General

  • Target

    3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4.exe

  • Size

    29KB

  • MD5

    751dd472c61b174351d8f98ce5619a7d

  • SHA1

    2e39bf76ec369180c70b90241c4f626bceb83036

  • SHA256

    3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4

  • SHA512

    af7cc44d9f983f23fec9d8da7f941f04d32996c6a66bbae21493f512296f5cb51f9886a85dcc342fb193a54b564839c13661ce0201d8511f494accede155dab7

  • SSDEEP

    768:DZtWVWcTpwQC9OYYr+8PQsWnIaEr927h1:DZtVQ/Fr+aoz511

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://cletonmy.com/

http://alpatrik.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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
  • 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\3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4.exe
    "C:\Users\Admin\AppData\Local\Temp\3a62f4c67368f13afd64615e5832085514eb3cb82554b4860399d3c0638c92e4.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4140

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3104-134-0x0000000002D60000-0x0000000002D76000-memory.dmp

    Filesize

    88KB

  • memory/4140-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4140-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB