Analysis

  • max time kernel
    300s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30-05-2024 23:39

General

  • Target

    f6c3e323f616313d3095f66f39e06576c0a220cea9a49a22e75bc98923473ca3.exe

  • Size

    261KB

  • MD5

    86124e9c0b2391b835a8f175ffa2eaab

  • SHA1

    9d25dbad8bfc580a70d3f8627d7e713218fcd3e5

  • SHA256

    f6c3e323f616313d3095f66f39e06576c0a220cea9a49a22e75bc98923473ca3

  • SHA512

    76beca8dd213e227a6147a28220596393fee7ef8e64c2e94949edf78f1230a5aae997e4c66da951738ddcfe408f0be51e47906ffa67326f44021de708c8f0e7c

  • SSDEEP

    3072:pLVYSFdt06Q5FffKsIXdpyMUra53dNumh:pBYSFdt0RqsIzyMUrsDumh

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://buildnotbud.com/index.php

http://build-not-bud.com/index.php

http://build-not-bud.org/index.php

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 1 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\f6c3e323f616313d3095f66f39e06576c0a220cea9a49a22e75bc98923473ca3.exe
    "C:\Users\Admin\AppData\Local\Temp\f6c3e323f616313d3095f66f39e06576c0a220cea9a49a22e75bc98923473ca3.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1248-4-0x0000000002550000-0x0000000002566000-memory.dmp

    Filesize

    88KB

  • memory/2972-1-0x0000000002080000-0x0000000002180000-memory.dmp

    Filesize

    1024KB

  • memory/2972-2-0x0000000000220000-0x000000000022B000-memory.dmp

    Filesize

    44KB

  • memory/2972-3-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2972-8-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2972-5-0x0000000000400000-0x0000000001F8E000-memory.dmp

    Filesize

    27.6MB