General

  • Target

    2f0c3a522541f62e671706f8fe7ed3afe63f796159ef5dfab56704a2943c7829

  • Size

    680KB

  • Sample

    230324-l2frxsff71

  • MD5

    efb812c36ab59e8cf05a3dac674610a2

  • SHA1

    e68986e254b172aa94db3e09aba47eb927d384e8

  • SHA256

    2f0c3a522541f62e671706f8fe7ed3afe63f796159ef5dfab56704a2943c7829

  • SHA512

    cf592d6425b26db34aa93b3a13d484b6d6f3af07788667ed45933f771bd504858f7f466ad1c1ec56f54493f581e135c4a5a13ec93ef351b45120e9c2e1cb4134

  • SSDEEP

    12288:Yd898Pwj8PtYzZcDw15fuFlAGHroV43S3OSWGAozw2XeSeTRn:YT08PtIsuup4IO6oz5VC1

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      2f0c3a522541f62e671706f8fe7ed3afe63f796159ef5dfab56704a2943c7829

    • Size

      680KB

    • MD5

      efb812c36ab59e8cf05a3dac674610a2

    • SHA1

      e68986e254b172aa94db3e09aba47eb927d384e8

    • SHA256

      2f0c3a522541f62e671706f8fe7ed3afe63f796159ef5dfab56704a2943c7829

    • SHA512

      cf592d6425b26db34aa93b3a13d484b6d6f3af07788667ed45933f771bd504858f7f466ad1c1ec56f54493f581e135c4a5a13ec93ef351b45120e9c2e1cb4134

    • SSDEEP

      12288:Yd898Pwj8PtYzZcDw15fuFlAGHroV43S3OSWGAozw2XeSeTRn:YT08PtIsuup4IO6oz5VC1

    • 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