General

  • Target

    473bb87d577b8593de3c27bd09374b36e1cf967c11a0342444ac01eaf15df2e9

  • Size

    544KB

  • Sample

    230323-ze4r5aaa66

  • MD5

    746ba09d309bd75124eed16c7b8d0e8f

  • SHA1

    cf2cf3a51f94dc14e6a80f15ff557dcc95a36c56

  • SHA256

    473bb87d577b8593de3c27bd09374b36e1cf967c11a0342444ac01eaf15df2e9

  • SHA512

    d5d2fa5865afa142ccc7adb5a10ac7c64a93100a723f9a68b7fc73079dc64ce0ca1bb6ff3348586b4210a138a2471b5bd51a16895eb129c4552abdec1b0b42b0

  • SSDEEP

    12288:9Mrwy90OzWHoNtqGn8fN0OJNkqgUXMLkwWD8UZJTB9TjiaZ:5yuINMGeEGMwjV7iE

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

      473bb87d577b8593de3c27bd09374b36e1cf967c11a0342444ac01eaf15df2e9

    • Size

      544KB

    • MD5

      746ba09d309bd75124eed16c7b8d0e8f

    • SHA1

      cf2cf3a51f94dc14e6a80f15ff557dcc95a36c56

    • SHA256

      473bb87d577b8593de3c27bd09374b36e1cf967c11a0342444ac01eaf15df2e9

    • SHA512

      d5d2fa5865afa142ccc7adb5a10ac7c64a93100a723f9a68b7fc73079dc64ce0ca1bb6ff3348586b4210a138a2471b5bd51a16895eb129c4552abdec1b0b42b0

    • SSDEEP

      12288:9Mrwy90OzWHoNtqGn8fN0OJNkqgUXMLkwWD8UZJTB9TjiaZ:5yuINMGeEGMwjV7iE

    • 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