General

  • Target

    e4e4b0c3ef635e81a935f1867efb8adc718ba13ca9bf35f022265898b1da22a0

  • Size

    546KB

  • Sample

    230324-a3nndadb41

  • MD5

    221a01dbbd6ef9cb70f44ff8746401f4

  • SHA1

    e58ae0198f9cb796f43a7dc6db9ecaf0aec988b6

  • SHA256

    e4e4b0c3ef635e81a935f1867efb8adc718ba13ca9bf35f022265898b1da22a0

  • SHA512

    c117cf62f116d0723abbfbf7f21f6ec387789dd106531d7722a4cb7640c8d0e54acb3126eac314dd44da3761032a0f841af1d26899903d3f81398d8e66533e21

  • SSDEEP

    12288:3MrIy90KKD9/IWp4PLtqwLZhJYqbTq47CE:7yRKD6q4TxZIsUE

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

      e4e4b0c3ef635e81a935f1867efb8adc718ba13ca9bf35f022265898b1da22a0

    • Size

      546KB

    • MD5

      221a01dbbd6ef9cb70f44ff8746401f4

    • SHA1

      e58ae0198f9cb796f43a7dc6db9ecaf0aec988b6

    • SHA256

      e4e4b0c3ef635e81a935f1867efb8adc718ba13ca9bf35f022265898b1da22a0

    • SHA512

      c117cf62f116d0723abbfbf7f21f6ec387789dd106531d7722a4cb7640c8d0e54acb3126eac314dd44da3761032a0f841af1d26899903d3f81398d8e66533e21

    • SSDEEP

      12288:3MrIy90KKD9/IWp4PLtqwLZhJYqbTq47CE:7yRKD6q4TxZIsUE

    • 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