General

  • Target

    20c6655c81750ae1688692ce94e15f1f7ffe8d283ebd4acf70e72a86c33cb713

  • Size

    679KB

  • Sample

    230323-158z7sce2t

  • MD5

    f874fb5bf0c8735dc95cf57af0cb863f

  • SHA1

    81902066976a776fb3f5805bfdbdc98a8352f854

  • SHA256

    20c6655c81750ae1688692ce94e15f1f7ffe8d283ebd4acf70e72a86c33cb713

  • SHA512

    3d95ecdbd70fa60feeedaf8d1da4c1f2cb41127e465bd63a2e36fcc043db994073abdd6a71aa7f8c36bb1d32553356f1d68389668afb7b4bcf7e7d5d27f34eb0

  • SSDEEP

    12288:PGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:6/HeDoTKwC2r8mldwGWkCoevSY+A

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

      20c6655c81750ae1688692ce94e15f1f7ffe8d283ebd4acf70e72a86c33cb713

    • Size

      679KB

    • MD5

      f874fb5bf0c8735dc95cf57af0cb863f

    • SHA1

      81902066976a776fb3f5805bfdbdc98a8352f854

    • SHA256

      20c6655c81750ae1688692ce94e15f1f7ffe8d283ebd4acf70e72a86c33cb713

    • SHA512

      3d95ecdbd70fa60feeedaf8d1da4c1f2cb41127e465bd63a2e36fcc043db994073abdd6a71aa7f8c36bb1d32553356f1d68389668afb7b4bcf7e7d5d27f34eb0

    • SSDEEP

      12288:PGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:6/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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