General

  • Target

    646ce20d095e6e02db4eb388c260b6758769e4c8e208fb1f0422a4d2f1b546cb

  • Size

    544KB

  • Sample

    230323-1a2yeaac45

  • MD5

    8f2b0387d0d89c376538086f06eb7a3b

  • SHA1

    d8bad447753d446de69edc58fe84fdb5f142b6e6

  • SHA256

    646ce20d095e6e02db4eb388c260b6758769e4c8e208fb1f0422a4d2f1b546cb

  • SHA512

    884480d7caa2e6b13bdea2b88fd45ced3ab39b5626d74746d3f7872c51f698ed00de67162cbe08587353a4d201152c09066c8c1f64320bb165f9f61a87bdcaef

  • SSDEEP

    12288:WMrey90o/bNM1ifs0O5b/qgUvMLBwqx8NM+8PlWZRV8S:Uyr52PuM9VSz8PcaS

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      646ce20d095e6e02db4eb388c260b6758769e4c8e208fb1f0422a4d2f1b546cb

    • Size

      544KB

    • MD5

      8f2b0387d0d89c376538086f06eb7a3b

    • SHA1

      d8bad447753d446de69edc58fe84fdb5f142b6e6

    • SHA256

      646ce20d095e6e02db4eb388c260b6758769e4c8e208fb1f0422a4d2f1b546cb

    • SHA512

      884480d7caa2e6b13bdea2b88fd45ced3ab39b5626d74746d3f7872c51f698ed00de67162cbe08587353a4d201152c09066c8c1f64320bb165f9f61a87bdcaef

    • SSDEEP

      12288:WMrey90o/bNM1ifs0O5b/qgUvMLBwqx8NM+8PlWZRV8S:Uyr52PuM9VSz8PcaS

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks