General

  • Target

    d604b3a4888952d3199f0c97211eb7e4618957e8ab7cd8704ffcc8f9cf6314bb

  • Size

    679KB

  • Sample

    230323-z592tscb9w

  • MD5

    53b8b57c07737ca089e7a79af052a401

  • SHA1

    d6398a168168533319c1b8d3e13d2bed0b1a5a34

  • SHA256

    d604b3a4888952d3199f0c97211eb7e4618957e8ab7cd8704ffcc8f9cf6314bb

  • SHA512

    6e6ce5bb4224a5bd5228ad31ff7ae25b80571935a114595792c2fcfa3fa96f55c0f5b6e1e7de1b84e9c2c4e27866c985cf9d531cd7516ab211e6d0b1836a08b6

  • SSDEEP

    12288:jGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:m/HeDoTKwC2r8mldwGWkCoevSY+A

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

      d604b3a4888952d3199f0c97211eb7e4618957e8ab7cd8704ffcc8f9cf6314bb

    • Size

      679KB

    • MD5

      53b8b57c07737ca089e7a79af052a401

    • SHA1

      d6398a168168533319c1b8d3e13d2bed0b1a5a34

    • SHA256

      d604b3a4888952d3199f0c97211eb7e4618957e8ab7cd8704ffcc8f9cf6314bb

    • SHA512

      6e6ce5bb4224a5bd5228ad31ff7ae25b80571935a114595792c2fcfa3fa96f55c0f5b6e1e7de1b84e9c2c4e27866c985cf9d531cd7516ab211e6d0b1836a08b6

    • SSDEEP

      12288:jGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:m/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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