General

  • Target

    1a2cadaf98fd5dd080a5c092597711aa74369cfb0967f96242c25d125b6b7a09

  • Size

    546KB

  • Sample

    230324-bamfaabb88

  • MD5

    2c91ba3058bdfa24313a0393f1a99d6c

  • SHA1

    6a9016d301bdc93764b8a830d5757096c78dee2b

  • SHA256

    1a2cadaf98fd5dd080a5c092597711aa74369cfb0967f96242c25d125b6b7a09

  • SHA512

    cd9b55fe2ea3d1546dfa05216950577da53fb83a101192b21a07f9b465370154da6dc20fb4fd1fb7d0c2a3c85c61e2b2d0d2c63cb31038249379d46fd8f8502e

  • SSDEEP

    12288:KMrjy90Qi1rPs8KquwEzSstNwLDQNYqKOKR:1yadQvwDQa37

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

      1a2cadaf98fd5dd080a5c092597711aa74369cfb0967f96242c25d125b6b7a09

    • Size

      546KB

    • MD5

      2c91ba3058bdfa24313a0393f1a99d6c

    • SHA1

      6a9016d301bdc93764b8a830d5757096c78dee2b

    • SHA256

      1a2cadaf98fd5dd080a5c092597711aa74369cfb0967f96242c25d125b6b7a09

    • SHA512

      cd9b55fe2ea3d1546dfa05216950577da53fb83a101192b21a07f9b465370154da6dc20fb4fd1fb7d0c2a3c85c61e2b2d0d2c63cb31038249379d46fd8f8502e

    • SSDEEP

      12288:KMrjy90Qi1rPs8KquwEzSstNwLDQNYqKOKR:1yadQvwDQa37

    • 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