General

  • Target

    1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7

  • Size

    539KB

  • Sample

    230324-mfwrpafg4y

  • MD5

    bc569b0beab803b295606e29671e9655

  • SHA1

    c6b41a88246d8d02218c76dd76a9d9f3223cc453

  • SHA256

    1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7

  • SHA512

    c8db3c0e447897a4b01362a3678652cdd3a28601ecd843880d53777bf3d515cf643f777ebb28e0c2117dd51bdf990c9fc94b9bb350a2cc0ffc252a53393756fc

  • SSDEEP

    12288:WMrjy90HXCugZxKyo6ARmbFh2tyYUxgI4+ngklypj/HVSxbtS:hyGXCuHy8mbFhuyYkNgklylUxbtS

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7

    • Size

      539KB

    • MD5

      bc569b0beab803b295606e29671e9655

    • SHA1

      c6b41a88246d8d02218c76dd76a9d9f3223cc453

    • SHA256

      1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7

    • SHA512

      c8db3c0e447897a4b01362a3678652cdd3a28601ecd843880d53777bf3d515cf643f777ebb28e0c2117dd51bdf990c9fc94b9bb350a2cc0ffc252a53393756fc

    • SSDEEP

      12288:WMrjy90HXCugZxKyo6ARmbFh2tyYUxgI4+ngklypj/HVSxbtS:hyGXCuHy8mbFhuyYkNgklylUxbtS

    • 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