General

  • Target

    699ecb5ad2c4aa0266f9773ccaa17c8543ed973cce6dd04b30b2aa4f4705faf7

  • Size

    690KB

  • Sample

    230324-aaw42sch9w

  • MD5

    5263169839eb08a46297f43cb1e53f74

  • SHA1

    99577e821918ea1c4b99fcc53774ede6e974635c

  • SHA256

    699ecb5ad2c4aa0266f9773ccaa17c8543ed973cce6dd04b30b2aa4f4705faf7

  • SHA512

    5ca64c9a10c1cd565323a2ebb1095f39cfb59c63922c8a50b7c17a149b06d440480cb9c9b1318261c5829cb80c83314571c9c9fb35d36b65a81634a7c44d37ad

  • SSDEEP

    12288:BMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:BM03s6w5UsPjD//sWqofEifG75tXvH

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

      699ecb5ad2c4aa0266f9773ccaa17c8543ed973cce6dd04b30b2aa4f4705faf7

    • Size

      690KB

    • MD5

      5263169839eb08a46297f43cb1e53f74

    • SHA1

      99577e821918ea1c4b99fcc53774ede6e974635c

    • SHA256

      699ecb5ad2c4aa0266f9773ccaa17c8543ed973cce6dd04b30b2aa4f4705faf7

    • SHA512

      5ca64c9a10c1cd565323a2ebb1095f39cfb59c63922c8a50b7c17a149b06d440480cb9c9b1318261c5829cb80c83314571c9c9fb35d36b65a81634a7c44d37ad

    • SSDEEP

      12288:BMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:BM03s6w5UsPjD//sWqofEifG75tXvH

    • 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