General

  • Target

    a5f5b705be98307e3c5735534f46bfc80671ee09d5e8e6e5f4e28d5bbd2d8e4e

  • Size

    521KB

  • Sample

    230403-xfxdbsge75

  • MD5

    9bd5928ba455df6d9824a51a2d91b182

  • SHA1

    9a12155d2e8e078320961290cbdf0338a35b2535

  • SHA256

    a5f5b705be98307e3c5735534f46bfc80671ee09d5e8e6e5f4e28d5bbd2d8e4e

  • SHA512

    616694d42003e50a6dcfdbe0bc838ae2a5d7f07a1d3f5bc493742651cc77397a7a579f41396d0a3fe86bb9de9ccf1a34d733af1eea1c7a260b37bba47eefecae

  • SSDEEP

    12288:hMrxy90vNdovFTXvqpm57LSvJgKiePBxz9r4vFXLxpCges0B:Myk6XmenwgDwX9kvFXbCgk

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

      a5f5b705be98307e3c5735534f46bfc80671ee09d5e8e6e5f4e28d5bbd2d8e4e

    • Size

      521KB

    • MD5

      9bd5928ba455df6d9824a51a2d91b182

    • SHA1

      9a12155d2e8e078320961290cbdf0338a35b2535

    • SHA256

      a5f5b705be98307e3c5735534f46bfc80671ee09d5e8e6e5f4e28d5bbd2d8e4e

    • SHA512

      616694d42003e50a6dcfdbe0bc838ae2a5d7f07a1d3f5bc493742651cc77397a7a579f41396d0a3fe86bb9de9ccf1a34d733af1eea1c7a260b37bba47eefecae

    • SSDEEP

      12288:hMrxy90vNdovFTXvqpm57LSvJgKiePBxz9r4vFXLxpCges0B:Myk6XmenwgDwX9kvFXbCgk

    • 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