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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/08/2023, 08:31

General

  • Target

    0a43bc29b96992aaec01af4c1a83318e1db149f8d8f216425c371b3a1400bf8e.exe

  • Size

    261KB

  • MD5

    759c7436e814bf2725ff42e2bc284f3c

  • SHA1

    1c5d90940e6d4983876666b03e469ceb1aa32bb0

  • SHA256

    0a43bc29b96992aaec01af4c1a83318e1db149f8d8f216425c371b3a1400bf8e

  • SHA512

    22df8fd0ca5495a7e3e2d6aae9d779407243b9afea0236230464818ceac20a2d8b468f2460a0f937e06961e313ddd45acc931756e52d069efc59e03171baf28e

  • SSDEEP

    3072:EX0yl9VVmPf+lL/BJIBSnZD5WA1tifUdAEqe7LscTZ/vEviFBhw4o:aHT8+ZJJIBSZDh1t/CcTZ/vEwF

Malware Config

Extracted

Family

smokeloader

Botnet

up3

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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a43bc29b96992aaec01af4c1a83318e1db149f8d8f216425c371b3a1400bf8e.exe
    "C:\Users\Admin\AppData\Local\Temp\0a43bc29b96992aaec01af4c1a83318e1db149f8d8f216425c371b3a1400bf8e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Users\Admin\AppData\Local\Temp\0a43bc29b96992aaec01af4c1a83318e1db149f8d8f216425c371b3a1400bf8e.exe
      "C:\Users\Admin\AppData\Local\Temp\0a43bc29b96992aaec01af4c1a83318e1db149f8d8f216425c371b3a1400bf8e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4524

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3164-5-0x0000000002AD0000-0x0000000002AE6000-memory.dmp

    Filesize

    88KB

  • memory/4384-1-0x00000000020D0000-0x00000000021D0000-memory.dmp

    Filesize

    1024KB

  • memory/4384-2-0x0000000002080000-0x0000000002089000-memory.dmp

    Filesize

    36KB

  • memory/4524-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4524-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4524-7-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB