General

  • Target

    03c0f3907702f05b97633d6a2b8f5c9854d94e555ed2225f91bfb4a4634e0725

  • Size

    684KB

  • Sample

    230328-ky4txaaa49

  • MD5

    77f445b51fd1f39e254e2bbe2d6901cf

  • SHA1

    1301a282f02eb587c19c87aa176441a0002fa2fb

  • SHA256

    03c0f3907702f05b97633d6a2b8f5c9854d94e555ed2225f91bfb4a4634e0725

  • SHA512

    9f05fdc3c1a4c1489c40222dc470d17b643f7e0acf74bbf47b63700ff1d3f860a4a630083598fddad22f756e6f71f4fbd7951480191152aeb50208d847774836

  • SSDEEP

    12288:8Mrcy90HOwgkC0lN6zS9vkZ/RrguQpYoOVz4veUX2m8L3+uyjb/:Yy6OwFNyS9vkZ/Npdt421m8LVW

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

      03c0f3907702f05b97633d6a2b8f5c9854d94e555ed2225f91bfb4a4634e0725

    • Size

      684KB

    • MD5

      77f445b51fd1f39e254e2bbe2d6901cf

    • SHA1

      1301a282f02eb587c19c87aa176441a0002fa2fb

    • SHA256

      03c0f3907702f05b97633d6a2b8f5c9854d94e555ed2225f91bfb4a4634e0725

    • SHA512

      9f05fdc3c1a4c1489c40222dc470d17b643f7e0acf74bbf47b63700ff1d3f860a4a630083598fddad22f756e6f71f4fbd7951480191152aeb50208d847774836

    • SSDEEP

      12288:8Mrcy90HOwgkC0lN6zS9vkZ/RrguQpYoOVz4veUX2m8L3+uyjb/:Yy6OwFNyS9vkZ/Npdt421m8LVW

    • 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