General

  • Target

    b78c4ba715e06e2b90b8763f64c8b2045806aba02434ebac1f12303b903a2377

  • Size

    232KB

  • Sample

    211202-mlzqjaefgq

  • MD5

    bcf5ff6812568b760bb1805c6944149c

  • SHA1

    fb3706fe589f23a1495f88670aa4907b06031563

  • SHA256

    b78c4ba715e06e2b90b8763f64c8b2045806aba02434ebac1f12303b903a2377

  • SHA512

    63c5de12803f3d97023b22ee3c50eea0c3e5d7ba2607de490a530e1217d72852f1a9688cb7c47c360bc3200cb48a02abfbfc27e560ba79a6ea99e38bbfb7f027

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://rcacademy.at/upload/

http://e-lanpengeonline.com/upload/

http://vjcmvz.cn/upload/

http://galala.ru/upload/

http://witra.ru/upload/

https://cinems.club/search.php

https://clothes.surf/search.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

1

C2

45.9.20.59:46287

Targets

    • Target

      b78c4ba715e06e2b90b8763f64c8b2045806aba02434ebac1f12303b903a2377

    • Size

      232KB

    • MD5

      bcf5ff6812568b760bb1805c6944149c

    • SHA1

      fb3706fe589f23a1495f88670aa4907b06031563

    • SHA256

      b78c4ba715e06e2b90b8763f64c8b2045806aba02434ebac1f12303b903a2377

    • SHA512

      63c5de12803f3d97023b22ee3c50eea0c3e5d7ba2607de490a530e1217d72852f1a9688cb7c47c360bc3200cb48a02abfbfc27e560ba79a6ea99e38bbfb7f027

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Deletes itself

    • Drops startup file

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks