General

  • Target

    45f9bc81ad8715d3472dd5b5437f108cbca79ee5123ca0f8d8820d1903a28f27

  • Size

    546KB

  • Sample

    230324-bg1aqabc46

  • MD5

    fb962152352024c88977bcc924e0da4e

  • SHA1

    224bf06a08b6f60074598d6ae12583efb58151b1

  • SHA256

    45f9bc81ad8715d3472dd5b5437f108cbca79ee5123ca0f8d8820d1903a28f27

  • SHA512

    127a9844678973d341e8e6ce0315f8673f38dcf34470424f20bab839654d4941d0a133f494a3b17b54838b6d11f264dde1d16cbaf582f3961549efc5e30b84fd

  • SSDEEP

    12288:PMrIy90DfxH1j39A4R1LvgmPHstlwLaMb3cbuOmtCQX1:3yKHt9AO1zogaMQbJn61

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

      45f9bc81ad8715d3472dd5b5437f108cbca79ee5123ca0f8d8820d1903a28f27

    • Size

      546KB

    • MD5

      fb962152352024c88977bcc924e0da4e

    • SHA1

      224bf06a08b6f60074598d6ae12583efb58151b1

    • SHA256

      45f9bc81ad8715d3472dd5b5437f108cbca79ee5123ca0f8d8820d1903a28f27

    • SHA512

      127a9844678973d341e8e6ce0315f8673f38dcf34470424f20bab839654d4941d0a133f494a3b17b54838b6d11f264dde1d16cbaf582f3961549efc5e30b84fd

    • SSDEEP

      12288:PMrIy90DfxH1j39A4R1LvgmPHstlwLaMb3cbuOmtCQX1:3yKHt9AO1zogaMQbJn61

    • 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