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Analysis

  • max time kernel
    151s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2023, 12:05

General

  • Target

    c5f69db3511be6cf18a70ff9a954d5477bbfda2daaee14a85ccddf3b3751dff6.exe

  • Size

    275KB

  • MD5

    7906e20e6fdc24a5621a3ceacbfa6ec8

  • SHA1

    07a6fffc2ab5a9ebf655b8c520288f2ea1553514

  • SHA256

    c5f69db3511be6cf18a70ff9a954d5477bbfda2daaee14a85ccddf3b3751dff6

  • SHA512

    dc2909ce799b9373bd1547d86d01309547d6dd5893537325ececc9725a53e87e811887f4aa1f06eeb74d00fad61e271d3959b0c24bd328dd5b6e00723b8a1484

  • SSDEEP

    3072:CxASVDcRaayTAnvsAkxkqCD6cs+Xki1Tlh7wWMZpRDgNY/NqpICizQ9lFCJQN0fg:XRaaGDxkqqki1TnwpqaV4iSyTfm

Malware Config

Extracted

Family

smokeloader

Botnet

lab

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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 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\c5f69db3511be6cf18a70ff9a954d5477bbfda2daaee14a85ccddf3b3751dff6.exe
    "C:\Users\Admin\AppData\Local\Temp\c5f69db3511be6cf18a70ff9a954d5477bbfda2daaee14a85ccddf3b3751dff6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5068
    • C:\Users\Admin\AppData\Local\Temp\c5f69db3511be6cf18a70ff9a954d5477bbfda2daaee14a85ccddf3b3751dff6.exe
      "C:\Users\Admin\AppData\Local\Temp\c5f69db3511be6cf18a70ff9a954d5477bbfda2daaee14a85ccddf3b3751dff6.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:5036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3152-162-0x0000000003630000-0x0000000003640000-memory.dmp

    Filesize

    64KB

  • memory/3152-155-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-184-0x00000000032A0000-0x00000000032AB000-memory.dmp

    Filesize

    44KB

  • memory/3152-183-0x0000000003270000-0x0000000003272000-memory.dmp

    Filesize

    8KB

  • memory/3152-137-0x0000000001240000-0x0000000001256000-memory.dmp

    Filesize

    88KB

  • memory/3152-145-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-146-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-147-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-148-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-149-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-150-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-151-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-152-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-164-0x0000000003630000-0x0000000003640000-memory.dmp

    Filesize

    64KB

  • memory/3152-154-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-163-0x0000000003630000-0x0000000003640000-memory.dmp

    Filesize

    64KB

  • memory/3152-156-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-157-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-158-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-159-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-160-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-161-0x00000000032E0000-0x00000000032F0000-memory.dmp

    Filesize

    64KB

  • memory/3152-182-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-181-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-153-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-165-0x0000000003630000-0x0000000003640000-memory.dmp

    Filesize

    64KB

  • memory/3152-166-0x0000000003630000-0x0000000003640000-memory.dmp

    Filesize

    64KB

  • memory/3152-167-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-168-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-169-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-170-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-171-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-172-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-173-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-174-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-175-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-176-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-177-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-178-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-179-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/3152-180-0x00000000032D0000-0x00000000032E0000-memory.dmp

    Filesize

    64KB

  • memory/5036-134-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5036-138-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5036-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5068-135-0x0000000002CE0000-0x0000000002CE9000-memory.dmp

    Filesize

    36KB