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Overview

overview

10

Static

static

3

53a03500ec...42.exe

windows7-x64

10

53a03500ec...42.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2024, 20:28

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General

  • Target

    53a03500ec6e028dba1f0fa320d40b42.exe

  • Size

    223KB

  • MD5

    53a03500ec6e028dba1f0fa320d40b42

  • SHA1

    58f63c062b4c99b18bcd2d624ec9bf5a3258db38

  • SHA256

    96a1db9bd739ffcc097a408fee67929b677a74f889876ab90bc8643e555e8e98

  • SHA512

    9abcf58239e3b8dc7b713bdff167095ff38a80622f71d5935886a3b84918eb67dfad7c56dcabb58a6bac3b6e34d3943565cc7b1be3da0373ea264ba1070eaa99

  • SSDEEP

    3072:PfNlX6vtMC558/unZNM8C8D1USUCl5+w7YWnWnCNeoBGZNNb:rTCw/uwFaSOWbWWCIwGZN

Score
10/10
smokeloaderpub1backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • 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
  • Suspicious use of UnmapMainImage 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\53a03500ec6e028dba1f0fa320d40b42.exe
    "C:\Users\Admin\AppData\Local\Temp\53a03500ec6e028dba1f0fa320d40b42.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4596
  • C:\Users\Admin\AppData\Roaming\fwvgirc
    C:\Users\Admin\AppData\Roaming\fwvgirc
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:4864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\fwvgirc
    Filesize

    223KB

    MD5

    53a03500ec6e028dba1f0fa320d40b42

    SHA1

    58f63c062b4c99b18bcd2d624ec9bf5a3258db38

    SHA256

    96a1db9bd739ffcc097a408fee67929b677a74f889876ab90bc8643e555e8e98

    SHA512

    9abcf58239e3b8dc7b713bdff167095ff38a80622f71d5935886a3b84918eb67dfad7c56dcabb58a6bac3b6e34d3943565cc7b1be3da0373ea264ba1070eaa99

    Download Submit

  • memory/3432-4-0x00000000024C0000-0x00000000024D6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/3432-16-0x0000000002700000-0x0000000002716000-memory.dmp

    Filesize

    88KB

    Download

  • memory/4596-1-0x0000000002F30000-0x0000000003030000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/4596-2-0x0000000002F20000-0x0000000002F29000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4596-3-0x0000000000400000-0x0000000002C6E000-memory.dmp

    Filesize

    40.4MB

    Download

  • memory/4596-5-0x0000000000400000-0x0000000002C6E000-memory.dmp

    Filesize

    40.4MB

    Download

  • memory/4864-14-0x0000000002ED0000-0x0000000002FD0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/4864-15-0x0000000000400000-0x0000000002C6E000-memory.dmp

    Filesize

    40.4MB

    Download

  • memory/4864-17-0x0000000000400000-0x0000000002C6E000-memory.dmp

    Filesize

    40.4MB

    Download