General

  • Target

    9741e4893f9e34693bf28e6066f9f2ffa7f49cb97e4e49395eb2a57e4a1dd8ab

  • Size

    544KB

  • Sample

    230323-yzxc4sbh4v

  • MD5

    7d781864a4af736e7bf2d30546a3ce4b

  • SHA1

    f1786393013a0988b7514f29184f7fb2a00b559a

  • SHA256

    9741e4893f9e34693bf28e6066f9f2ffa7f49cb97e4e49395eb2a57e4a1dd8ab

  • SHA512

    9e24c7f76a96ffb8dc0acdaf0b19beb9c452fe1b88cfd79f14818742e78bb087349e873f07f6346d8eb66c82908ab54fab44c1cd79bba8ec73cd0ae0e73bcce3

  • SSDEEP

    12288:+Mrqy90YXcUXJ9YLTklEbjqgUIMLXweOWqPW:IyfH9YLQYpMjCRPW

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

      9741e4893f9e34693bf28e6066f9f2ffa7f49cb97e4e49395eb2a57e4a1dd8ab

    • Size

      544KB

    • MD5

      7d781864a4af736e7bf2d30546a3ce4b

    • SHA1

      f1786393013a0988b7514f29184f7fb2a00b559a

    • SHA256

      9741e4893f9e34693bf28e6066f9f2ffa7f49cb97e4e49395eb2a57e4a1dd8ab

    • SHA512

      9e24c7f76a96ffb8dc0acdaf0b19beb9c452fe1b88cfd79f14818742e78bb087349e873f07f6346d8eb66c82908ab54fab44c1cd79bba8ec73cd0ae0e73bcce3

    • SSDEEP

      12288:+Mrqy90YXcUXJ9YLTklEbjqgUIMLXweOWqPW:IyfH9YLQYpMjCRPW

    • 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