General

  • Target

    d3874c49e812d87a41e4c8d8522560c09c912fd6a86430a5c3b3cf33b48b00e4

  • Size

    690KB

  • Sample

    230324-cbyqdabe65

  • MD5

    5dee9b6e9d869781830b9fd980371e80

  • SHA1

    3e40d67e4103dcc70ce84e6eed3f5e3acb90acb6

  • SHA256

    d3874c49e812d87a41e4c8d8522560c09c912fd6a86430a5c3b3cf33b48b00e4

  • SHA512

    075ed9dc5b4d5c80f3660cc54649f3afafdcc51eb321b0a3e4938e7c76415db1a7634e4cee29edb5ff930c701feb6e499c5ee132c8b6ece97fa885e9125e233b

  • SSDEEP

    12288:fUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:fUEH9beq7Ftz53CdP6T+V7SF

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

      d3874c49e812d87a41e4c8d8522560c09c912fd6a86430a5c3b3cf33b48b00e4

    • Size

      690KB

    • MD5

      5dee9b6e9d869781830b9fd980371e80

    • SHA1

      3e40d67e4103dcc70ce84e6eed3f5e3acb90acb6

    • SHA256

      d3874c49e812d87a41e4c8d8522560c09c912fd6a86430a5c3b3cf33b48b00e4

    • SHA512

      075ed9dc5b4d5c80f3660cc54649f3afafdcc51eb321b0a3e4938e7c76415db1a7634e4cee29edb5ff930c701feb6e499c5ee132c8b6ece97fa885e9125e233b

    • SSDEEP

      12288:fUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:fUEH9beq7Ftz53CdP6T+V7SF

    • 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