General

  • Target

    375e8e1fc5529a558f06539f5d52ef1d774aa2e43483b345c7e15bf260e22498

  • Size

    543KB

  • Sample

    230323-1pzrlaad35

  • MD5

    7446806a3950a95129507677348fc682

  • SHA1

    cbe43bb1f1a69ed99c471dd4b8a7a9c3bf8c89b5

  • SHA256

    375e8e1fc5529a558f06539f5d52ef1d774aa2e43483b345c7e15bf260e22498

  • SHA512

    9886043f9037006208f67db55222b9dbb9a9f7c79065b7c8bf94e585c74be577eb3e7f55fe39639d491d830b6b1df722a34ac4e39980b1810554b729c4e12975

  • SSDEEP

    12288:EMriy9090v1vkvRjWk7nkfJ0O7olqgUxMLswmPwi+C2yeNWI27ahn+:2yOPYk7nKUQM4si+CNlLS+

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

      375e8e1fc5529a558f06539f5d52ef1d774aa2e43483b345c7e15bf260e22498

    • Size

      543KB

    • MD5

      7446806a3950a95129507677348fc682

    • SHA1

      cbe43bb1f1a69ed99c471dd4b8a7a9c3bf8c89b5

    • SHA256

      375e8e1fc5529a558f06539f5d52ef1d774aa2e43483b345c7e15bf260e22498

    • SHA512

      9886043f9037006208f67db55222b9dbb9a9f7c79065b7c8bf94e585c74be577eb3e7f55fe39639d491d830b6b1df722a34ac4e39980b1810554b729c4e12975

    • SSDEEP

      12288:EMriy9090v1vkvRjWk7nkfJ0O7olqgUxMLswmPwi+C2yeNWI27ahn+:2yOPYk7nKUQM4si+CNlLS+

    • 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