Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    4da76547d7081b68f3af83c77a5c75b2ff3f0691d7c58aca34632ff2ecd1e98c

  • Size

    307KB

  • Sample

    240418-2jmerahg8x

  • MD5

    a11d2533c5dd2b17161fc2eea2ba1bef

  • SHA1

    f7f42c054b83cb0cc3bb0a54a75195f920d9ced8

  • SHA256

    4da76547d7081b68f3af83c77a5c75b2ff3f0691d7c58aca34632ff2ecd1e98c

  • SHA512

    0053214e42b72365bd435ab8f35e4ddc8774c347dfa57d90c9f49c81b23dd1178f0a77b0facb0cce0d29b67b33eb7243a5c7c4f267274374e095a47f4a301a0b

  • SSDEEP

    3072:PAeYeaG3VkbDb3fUv+3lSYS+gPdNoMDBNxCkV8lhFna/c2Soqv9m:P0NbFVrSndyNFa/c2SHl

Score
10/10
smokeloaderpub1backdoorbootkitpersistencetrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php
rc4.i32
rc4.i32

Targets

    • Target

      4da76547d7081b68f3af83c77a5c75b2ff3f0691d7c58aca34632ff2ecd1e98c

    • Size

      307KB

    • MD5

      a11d2533c5dd2b17161fc2eea2ba1bef

    • SHA1

      f7f42c054b83cb0cc3bb0a54a75195f920d9ced8

    • SHA256

      4da76547d7081b68f3af83c77a5c75b2ff3f0691d7c58aca34632ff2ecd1e98c

    • SHA512

      0053214e42b72365bd435ab8f35e4ddc8774c347dfa57d90c9f49c81b23dd1178f0a77b0facb0cce0d29b67b33eb7243a5c7c4f267274374e095a47f4a301a0b

    • SSDEEP

      3072:PAeYeaG3VkbDb3fUv+3lSYS+gPdNoMDBNxCkV8lhFna/c2Soqv9m:P0NbFVrSndyNFa/c2SHl

    Score
    10/10
    smokeloaderpub1backdoorbootkitpersistencetrojan

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

      persistence

    • Deletes itself

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks