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Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2023, 22:24

General

  • Target

    file.exe

  • Size

    337KB

  • MD5

    3f00bb5395c6b7e22e68d53eb01b41da

  • SHA1

    dcc76c12658a6f17460fd1ec7271fe0f9f73900e

  • SHA256

    8bd9b24e03c9b937f202d1d4c411bbfe31488a66b99912c741e5e32e8f29dc88

  • SHA512

    a96be2d3d7917928f44dce84a07ecf897315191acab525e146c77c0e672407aabeafa8f345d924f8f22dd5104fa57768c6749a9f8f74b525d148a240f7add3cf

  • SSDEEP

    3072:o6+9wglxvHe5W64hpgy2eHYiLcA/uF3/03ntbls9cbXSxepAkRDNNnUsuKUbz9OK:od9/ewZrpYs/UUlsK7pfvnUs205

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1736

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1204-56-0x0000000002210000-0x0000000002226000-memory.dmp

    Filesize

    88KB

  • memory/1736-55-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1736-57-0x0000000000400000-0x00000000007F9000-memory.dmp

    Filesize

    4.0MB