General

  • Target

    4eb636d60a3d2561f051c75d47bc42c0936f0dcb14bd04906822af0f13a80688

  • Size

    679KB

  • Sample

    230323-1drxlsac65

  • MD5

    4d14e93032ea2b7893257fc3501f8e5e

  • SHA1

    68e4bbc332974a23a1481cfedacbac4b5dcdc2a6

  • SHA256

    4eb636d60a3d2561f051c75d47bc42c0936f0dcb14bd04906822af0f13a80688

  • SHA512

    66c24c9e893dd83be5e94e962a2e3ad744bb518f5ab56122f15dce053d9516c1610bf4b8a773ff048d3d39c313e6906bc40e4064d34d33972b91053f97e9e711

  • SSDEEP

    12288:uGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:B/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

      4eb636d60a3d2561f051c75d47bc42c0936f0dcb14bd04906822af0f13a80688

    • Size

      679KB

    • MD5

      4d14e93032ea2b7893257fc3501f8e5e

    • SHA1

      68e4bbc332974a23a1481cfedacbac4b5dcdc2a6

    • SHA256

      4eb636d60a3d2561f051c75d47bc42c0936f0dcb14bd04906822af0f13a80688

    • SHA512

      66c24c9e893dd83be5e94e962a2e3ad744bb518f5ab56122f15dce053d9516c1610bf4b8a773ff048d3d39c313e6906bc40e4064d34d33972b91053f97e9e711

    • SSDEEP

      12288:uGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:B/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