General

  • Target

    9efccc5a1b51119545f86773f8b1a2c7e8a62ba1a99382956d9fa140b44d7029

  • Size

    688KB

  • Sample

    230328-ftmydaah4x

  • MD5

    4851ac3cf7c5d5c81e5ba1a9afe910fb

  • SHA1

    db23fd859737d11768fd21c59a5372ebea17da33

  • SHA256

    9efccc5a1b51119545f86773f8b1a2c7e8a62ba1a99382956d9fa140b44d7029

  • SHA512

    7cc28b18ecb9ed0b272b903e91b8ab27e742d941b1af655511836a6303d27901e4e3291f4496bd9cb57eeefb6beb2fdb3fff475c94471d65294aca8133f83794

  • SSDEEP

    12288:5Mr9y90gCViu9ARRczfIk8oHCCym65hLuf/K3vuSYrf2onqmJ4vpF6Lfiggjqa3/:0y2+RcriPtfaf/K/udrfdqmJ4r6LagRS

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      9efccc5a1b51119545f86773f8b1a2c7e8a62ba1a99382956d9fa140b44d7029

    • Size

      688KB

    • MD5

      4851ac3cf7c5d5c81e5ba1a9afe910fb

    • SHA1

      db23fd859737d11768fd21c59a5372ebea17da33

    • SHA256

      9efccc5a1b51119545f86773f8b1a2c7e8a62ba1a99382956d9fa140b44d7029

    • SHA512

      7cc28b18ecb9ed0b272b903e91b8ab27e742d941b1af655511836a6303d27901e4e3291f4496bd9cb57eeefb6beb2fdb3fff475c94471d65294aca8133f83794

    • SSDEEP

      12288:5Mr9y90gCViu9ARRczfIk8oHCCym65hLuf/K3vuSYrf2onqmJ4vpF6Lfiggjqa3/:0y2+RcriPtfaf/K/udrfdqmJ4r6LagRS

    • 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