General

  • Target

    cfb8048f3e2842ba3aef4f8609937b16ef3e3d79d04aa944a82e7b9c880b5438

  • Size

    534KB

  • Sample

    230331-x2sx2acg37

  • MD5

    2fbfdeae3f5872f996f8cf833b25f69e

  • SHA1

    5969398b7f0209517c6c80fb54fd3c9192a2e4f7

  • SHA256

    cfb8048f3e2842ba3aef4f8609937b16ef3e3d79d04aa944a82e7b9c880b5438

  • SHA512

    cebece7283d360d4d7bb6c321978c991d296052825c3acbed87d2adea1bd8005dc45c0d577ac82922c86699a951cc7f1aebdd8bcc54fdf9d92994f7cf772e621

  • SSDEEP

    12288:hMroy90du6rB9h/bfUHJJOberQOS1ZMh4zKM:5yArnh/rdbm6J1

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      cfb8048f3e2842ba3aef4f8609937b16ef3e3d79d04aa944a82e7b9c880b5438

    • Size

      534KB

    • MD5

      2fbfdeae3f5872f996f8cf833b25f69e

    • SHA1

      5969398b7f0209517c6c80fb54fd3c9192a2e4f7

    • SHA256

      cfb8048f3e2842ba3aef4f8609937b16ef3e3d79d04aa944a82e7b9c880b5438

    • SHA512

      cebece7283d360d4d7bb6c321978c991d296052825c3acbed87d2adea1bd8005dc45c0d577ac82922c86699a951cc7f1aebdd8bcc54fdf9d92994f7cf772e621

    • SSDEEP

      12288:hMroy90du6rB9h/bfUHJJOberQOS1ZMh4zKM:5yArnh/rdbm6J1

    • 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