General

  • Target

    9393cfc724bf8f4eb00e9329b246340c75901ccdaa38a5a2c60865d4e247ad4b

  • Size

    679KB

  • Sample

    230323-zbh19abh9w

  • MD5

    671c75fe8433e1ae91df7e67dd1ef308

  • SHA1

    b17a2c6e8ff7c02da16ba55f40f54d7cac4465f3

  • SHA256

    9393cfc724bf8f4eb00e9329b246340c75901ccdaa38a5a2c60865d4e247ad4b

  • SHA512

    fb721f94cd859a20ffee63e0452baf86ed23fe8e4b2eec42b1ab6dd4bbd0000e016dd5e8514ee9a78abf860b6c53db9517165b350f5d472a85da9c7c139c230f

  • SSDEEP

    12288:gGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:3/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

      9393cfc724bf8f4eb00e9329b246340c75901ccdaa38a5a2c60865d4e247ad4b

    • Size

      679KB

    • MD5

      671c75fe8433e1ae91df7e67dd1ef308

    • SHA1

      b17a2c6e8ff7c02da16ba55f40f54d7cac4465f3

    • SHA256

      9393cfc724bf8f4eb00e9329b246340c75901ccdaa38a5a2c60865d4e247ad4b

    • SHA512

      fb721f94cd859a20ffee63e0452baf86ed23fe8e4b2eec42b1ab6dd4bbd0000e016dd5e8514ee9a78abf860b6c53db9517165b350f5d472a85da9c7c139c230f

    • SSDEEP

      12288:gGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:3/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