General

  • Target

    fb6d6bf880cef2cd34179725d524bfa63e9351d114bffaf6ccf03d5e578c2ffa

  • Size

    540KB

  • Sample

    230322-zjec2adb9t

  • MD5

    429573e37c77c0d1c25cd40a706477ad

  • SHA1

    8b8a0c1659cd4695395debd2846e918eaa4146b7

  • SHA256

    fb6d6bf880cef2cd34179725d524bfa63e9351d114bffaf6ccf03d5e578c2ffa

  • SHA512

    7711a9128e60576f680690ccb5f024a80b4fc6e44ea74fcb6ede10d4f5b7e35ec437fdd65012efe9688db9677c8361bed58c0cf95d57a1acfd78d6b3baa68850

  • SSDEEP

    12288:WMrQy90yfTToOiiuXC2GdvgoSzi2i7070mFh41tzm:6y9FUy2qvfSm2i70oyh+Q

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

sint

C2

193.233.20.31:4125

Attributes
  • auth_value

    9d9b763b4dcfbff1c06ef4743cc0399e

Targets

    • Target

      fb6d6bf880cef2cd34179725d524bfa63e9351d114bffaf6ccf03d5e578c2ffa

    • Size

      540KB

    • MD5

      429573e37c77c0d1c25cd40a706477ad

    • SHA1

      8b8a0c1659cd4695395debd2846e918eaa4146b7

    • SHA256

      fb6d6bf880cef2cd34179725d524bfa63e9351d114bffaf6ccf03d5e578c2ffa

    • SHA512

      7711a9128e60576f680690ccb5f024a80b4fc6e44ea74fcb6ede10d4f5b7e35ec437fdd65012efe9688db9677c8361bed58c0cf95d57a1acfd78d6b3baa68850

    • SSDEEP

      12288:WMrQy90yfTToOiiuXC2GdvgoSzi2i7070mFh41tzm:6y9FUy2qvfSm2i70oyh+Q

    • 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