General

  • Target

    fc5131812de1d69742241bb0c4893658f67be665334b7ce5d0c894982d110c09

  • Size

    690KB

  • Sample

    230324-a73yvsdb71

  • MD5

    99c230a89b6da443656790138d800508

  • SHA1

    71e9363701939367ee05869237e842604915fcbe

  • SHA256

    fc5131812de1d69742241bb0c4893658f67be665334b7ce5d0c894982d110c09

  • SHA512

    38b11edc9746f665e4c2a444341e89389bb7a69a9d8ed86f1c814726c8521188b6b511fbe1c2413c687cc3ae52de88fb018912803a7e7d6cad789678b3116a8b

  • SSDEEP

    12288:rUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:rUEH9beq7Ftz53CdP6T+V7SF

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

      fc5131812de1d69742241bb0c4893658f67be665334b7ce5d0c894982d110c09

    • Size

      690KB

    • MD5

      99c230a89b6da443656790138d800508

    • SHA1

      71e9363701939367ee05869237e842604915fcbe

    • SHA256

      fc5131812de1d69742241bb0c4893658f67be665334b7ce5d0c894982d110c09

    • SHA512

      38b11edc9746f665e4c2a444341e89389bb7a69a9d8ed86f1c814726c8521188b6b511fbe1c2413c687cc3ae52de88fb018912803a7e7d6cad789678b3116a8b

    • SSDEEP

      12288:rUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:rUEH9beq7Ftz53CdP6T+V7SF

    • 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