General

  • Target

    b5c812b6bf11f5291f4a005958a03ef51d6a0eceb9b38a17e2bc7a8c9c1be30b

  • Size

    697KB

  • Sample

    230328-n2ldhsag82

  • MD5

    8a2d29bf212a299903c3d6bbce9fde0b

  • SHA1

    938f1bc3cdc03db72910fb82314abb71328259d6

  • SHA256

    b5c812b6bf11f5291f4a005958a03ef51d6a0eceb9b38a17e2bc7a8c9c1be30b

  • SHA512

    d7cdd68159c92ec9468a04ac6bbf9f18b81ee9c630737021ec359cec2bf2ac7065d46c0789a99f438383b670cb96eba250907760610d51185dfbfcbcb3f8495c

  • SSDEEP

    12288:HMrxy90J3TGs1TopHEQ8B/Yq3yY9BQL6fSGjmAxI9gAWqfLk:uys3NopkQW3QjGjbI9l7k

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

Targets

    • Target

      b5c812b6bf11f5291f4a005958a03ef51d6a0eceb9b38a17e2bc7a8c9c1be30b

    • Size

      697KB

    • MD5

      8a2d29bf212a299903c3d6bbce9fde0b

    • SHA1

      938f1bc3cdc03db72910fb82314abb71328259d6

    • SHA256

      b5c812b6bf11f5291f4a005958a03ef51d6a0eceb9b38a17e2bc7a8c9c1be30b

    • SHA512

      d7cdd68159c92ec9468a04ac6bbf9f18b81ee9c630737021ec359cec2bf2ac7065d46c0789a99f438383b670cb96eba250907760610d51185dfbfcbcb3f8495c

    • SSDEEP

      12288:HMrxy90J3TGs1TopHEQ8B/Yq3yY9BQL6fSGjmAxI9gAWqfLk:uys3NopkQW3QjGjbI9l7k

    • 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