Analysis

  • max time kernel
    150s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-04-2024 00:59

General

  • Target

    f262b7879a9457e28a2760cb795eea00fff16f9fe34ebbb82348125c8f54103f.exe

  • Size

    290KB

  • MD5

    ed6d377fd013ceda5282bb2e9efbc7ff

  • SHA1

    e90d16d0e0ea8fe89cbb1fe216039acdbffbec9f

  • SHA256

    f262b7879a9457e28a2760cb795eea00fff16f9fe34ebbb82348125c8f54103f

  • SHA512

    72ace885187d5b61f9aa023091913e323ac250594964f2c4b031f73f31d9cfd1cd89498a7955428da0bd10f996a89f381ba67f06f798aebcf339fbff91ec3f19

  • SSDEEP

    3072:aDxkMaPJYEac90jWB873jjNBjW9rm2K9FOgx0xEVKZ6OKKs6vg33qN:aSxRYEac9008fjNByxLvCyEcNPg33q

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

C2

http://nidoe.org/tmp/index.php

http://sodez.ru/tmp/index.php

http://uama.com.ua/tmp/index.php

http://talesofpirates.net/tmp/index.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 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\f262b7879a9457e28a2760cb795eea00fff16f9fe34ebbb82348125c8f54103f.exe
    "C:\Users\Admin\AppData\Local\Temp\f262b7879a9457e28a2760cb795eea00fff16f9fe34ebbb82348125c8f54103f.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3220
  • C:\Users\Admin\AppData\Roaming\hfaijeb
    C:\Users\Admin\AppData\Roaming\hfaijeb
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:1320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\hfaijeb

    Filesize

    290KB

    MD5

    ed6d377fd013ceda5282bb2e9efbc7ff

    SHA1

    e90d16d0e0ea8fe89cbb1fe216039acdbffbec9f

    SHA256

    f262b7879a9457e28a2760cb795eea00fff16f9fe34ebbb82348125c8f54103f

    SHA512

    72ace885187d5b61f9aa023091913e323ac250594964f2c4b031f73f31d9cfd1cd89498a7955428da0bd10f996a89f381ba67f06f798aebcf339fbff91ec3f19

  • memory/1320-14-0x0000000002D60000-0x0000000002E60000-memory.dmp

    Filesize

    1024KB

  • memory/1320-15-0x0000000000400000-0x0000000002B72000-memory.dmp

    Filesize

    39.4MB

  • memory/1320-19-0x0000000000400000-0x0000000002B72000-memory.dmp

    Filesize

    39.4MB

  • memory/3220-1-0x0000000002C40000-0x0000000002D40000-memory.dmp

    Filesize

    1024KB

  • memory/3220-2-0x00000000048C0000-0x00000000048CB000-memory.dmp

    Filesize

    44KB

  • memory/3220-3-0x0000000000400000-0x0000000002B72000-memory.dmp

    Filesize

    39.4MB

  • memory/3220-5-0x0000000000400000-0x0000000002B72000-memory.dmp

    Filesize

    39.4MB

  • memory/3532-4-0x00000000005E0000-0x00000000005F6000-memory.dmp

    Filesize

    88KB

  • memory/3532-16-0x0000000002470000-0x0000000002486000-memory.dmp

    Filesize

    88KB