Analysis

  • max time kernel
    300s
  • max time network
    302s
  • platform
    windows10-1703_x64
  • resource
    win10-20231215-en
  • resource tags

    arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04/02/2024, 03:43

General

  • Target

    f43cd9aed1b8fa7202418b692c3e0713bbee1ee181bcad36e7382276c79dca47.exe

  • Size

    232KB

  • MD5

    ca1539411d3f54369288fb823519aad9

  • SHA1

    20f39a08a9c13afedae534414a67dba964a97e57

  • SHA256

    f43cd9aed1b8fa7202418b692c3e0713bbee1ee181bcad36e7382276c79dca47

  • SHA512

    081ffd690cfd334eb4a9a7ac5f710c9359ddf75d55795d8862edccb805e1b7f9f48e1976ab325e0036c13b5a2a28ccde38b977dc2233caff0fde67037a6d8e87

  • SSDEEP

    3072:8ws32AFSRN2e78HS4Dq/SMPI0sXKdXIFtNfZ/1UKSoEhTQC5D+fHpa:JsNSWEuS4Dq/B9sXEIFvfZ3fEh8kk

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://onualituyrs.org/

http://sumagulituyo.org/

http://snukerukeutit.org/

http://lightseinsteniki.org/

http://liuliuoumumy.org/

http://stualialuyastrelia.net/

http://kumbuyartyty.net/

http://criogetikfenbut.org/

http://tonimiuyaytre.org/

http://tyiuiunuewqy.org/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 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: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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\f43cd9aed1b8fa7202418b692c3e0713bbee1ee181bcad36e7382276c79dca47.exe
    "C:\Users\Admin\AppData\Local\Temp\f43cd9aed1b8fa7202418b692c3e0713bbee1ee181bcad36e7382276c79dca47.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3436-4-0x0000000000910000-0x0000000000926000-memory.dmp

    Filesize

    88KB

  • memory/4908-3-0x0000000000400000-0x00000000007C3000-memory.dmp

    Filesize

    3.8MB

  • memory/4908-2-0x00000000007F0000-0x00000000007FB000-memory.dmp

    Filesize

    44KB

  • memory/4908-1-0x0000000000800000-0x0000000000900000-memory.dmp

    Filesize

    1024KB

  • memory/4908-5-0x0000000000400000-0x00000000007C3000-memory.dmp

    Filesize

    3.8MB