General

  • Target

    bc31af28b70f6d09c9913910ef3cd161247084d2ba723f2633fc8b6893dd0ef5

  • Size

    539KB

  • Sample

    230324-mt8cmsdg48

  • MD5

    6fbbcd7e6998beb378b8c4efe8f9d13a

  • SHA1

    a14c2fc57dee73794cb93f76bbbccbe8d749cc4f

  • SHA256

    bc31af28b70f6d09c9913910ef3cd161247084d2ba723f2633fc8b6893dd0ef5

  • SHA512

    b2b5123bf2b8d5bc2796f1db57630106411f487fe8a47db9b10166598fefa9d8112ef604bc4ce7b0d86d94a3c6ab764ae749d465fc2837d5bc02549f3b7eea52

  • SSDEEP

    12288:HMroy90cVUddnwzMHf6h22fY5xhI4+6Ea3nlebA29KvFGw:Ly+8hJfYrYXaXlOA+K9Gw

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      bc31af28b70f6d09c9913910ef3cd161247084d2ba723f2633fc8b6893dd0ef5

    • Size

      539KB

    • MD5

      6fbbcd7e6998beb378b8c4efe8f9d13a

    • SHA1

      a14c2fc57dee73794cb93f76bbbccbe8d749cc4f

    • SHA256

      bc31af28b70f6d09c9913910ef3cd161247084d2ba723f2633fc8b6893dd0ef5

    • SHA512

      b2b5123bf2b8d5bc2796f1db57630106411f487fe8a47db9b10166598fefa9d8112ef604bc4ce7b0d86d94a3c6ab764ae749d465fc2837d5bc02549f3b7eea52

    • SSDEEP

      12288:HMroy90cVUddnwzMHf6h22fY5xhI4+6Ea3nlebA29KvFGw:Ly+8hJfYrYXaXlOA+K9Gw

    • 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