General

  • Target

    8ef0f320d70c0f9f7def459954fd37435cdb98e00dbc2cc9bbc0a8f568c7d4d6

  • Size

    544KB

  • Sample

    230323-1rzvdaad46

  • MD5

    5f6081650a776a252c4990ef33c5f525

  • SHA1

    eef9b54ce3700503ed32c053063d1e3fbec013ff

  • SHA256

    8ef0f320d70c0f9f7def459954fd37435cdb98e00dbc2cc9bbc0a8f568c7d4d6

  • SHA512

    2635eff7a67206a2998b5d83bce998b68561e5244e53da8070fb7e672adde2b810f1c819a358808870a708830a3436425e93f12e4c4f793e0a625e0de9fdab57

  • SSDEEP

    12288:NMrvy900o4awq00NbIPJfIaqgUTMLRw4RbOGUlLp85Ol:+ytfshumMlTkGUGc

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

      8ef0f320d70c0f9f7def459954fd37435cdb98e00dbc2cc9bbc0a8f568c7d4d6

    • Size

      544KB

    • MD5

      5f6081650a776a252c4990ef33c5f525

    • SHA1

      eef9b54ce3700503ed32c053063d1e3fbec013ff

    • SHA256

      8ef0f320d70c0f9f7def459954fd37435cdb98e00dbc2cc9bbc0a8f568c7d4d6

    • SHA512

      2635eff7a67206a2998b5d83bce998b68561e5244e53da8070fb7e672adde2b810f1c819a358808870a708830a3436425e93f12e4c4f793e0a625e0de9fdab57

    • SSDEEP

      12288:NMrvy900o4awq00NbIPJfIaqgUTMLRw4RbOGUlLp85Ol:+ytfshumMlTkGUGc

    • 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