Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2023 05:17

General

  • Target

    0x0007000000015c6b-110.exe

  • Size

    40KB

  • MD5

    2f71ebe86505a7249b5a9e16b3d62429

  • SHA1

    6432613a92d12012fe3996003dc3e57346e04335

  • SHA256

    62173110741b56bae846774996563b7ca743777091ec837b7886a2ded2a7d8db

  • SHA512

    c123f239c4596092072d5e406a565f336b8a8fb7c0e0e83577376a312a667159aac0abc1a00d8d8f0d7bad027e5eff010012674d675e4e350fbb25c19d2e4580

  • SSDEEP

    384:K9VD6tee+qUOTd2opQTLAdz1SvNmhpdvOjT7PbA6HBiTSnjxZMdP05ldpRMaYIBI:k6Qe+qUv8zcqdvOXA6XkPslJvGaVW

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0x0007000000015c6b-110.exe
    "C:\Users\Admin\AppData\Local\Temp\0x0007000000015c6b-110.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2204

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2204-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2204-135-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3148-134-0x0000000000E50000-0x0000000000E66000-memory.dmp

    Filesize

    88KB