Overview

overview

10

Static

static

3

c8d03d195b...2d.exe

windows7-x64

10

c8d03d195b...2d.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-03-2024 14:12

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General

  • Target

    c8d03d195bd3b65995d976cc50eb8d2d.exe

  • Size

    238KB

  • MD5

    c8d03d195bd3b65995d976cc50eb8d2d

  • SHA1

    8eab594ce3c3fb494a2dc5eae8773c7f62eedc4b

  • SHA256

    c2279d99719d19560f7925cb4e2e5e10ae0b91f3f86a17d65bcca68ee616e4af

  • SHA512

    cff4630d2cc6024571226de42e8f21f98ebe455a6de82c19e25851d6388527d0df861bcb7bc66baed2c0cf6f68566d8159b4e209254c3ff99258b8fa13d966cc

  • SSDEEP

    6144:MCUo3Yiwutwq4uU/fHa4AM5Z36GUfab2BC3:8o3pwut05/1A2ZUA2BC3

Score
10/10
smokeloaderpub2backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

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

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 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\c8d03d195bd3b65995d976cc50eb8d2d.exe
    "C:\Users\Admin\AppData\Local\Temp\c8d03d195bd3b65995d976cc50eb8d2d.exe"
    1⤵
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2988

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CC4F.tmp
    Filesize

    1.6MB

    MD5

    4f3387277ccbd6d1f21ac5c07fe4ca68

    SHA1

    e16506f662dc92023bf82def1d621497c8ab5890

    SHA256

    767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

    SHA512

    9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    Download Submit
  • memory/2988-1-0x0000000000540000-0x0000000000640000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/2988-2-0x00000000021A0000-0x00000000021A9000-memory.dmp
    Filesize

    36KB

    Download
  • memory/2988-3-0x0000000000400000-0x0000000000456000-memory.dmp
    Filesize

    344KB

    Download
  • memory/2988-9-0x0000000000400000-0x0000000000456000-memory.dmp
    Filesize

    344KB

    Download
  • memory/3276-8-0x0000000002B10000-0x0000000002B25000-memory.dmp
    Filesize

    84KB

    Download