General

  • Target

    3116e2c2d9b9c46c824a3eeafb6a8b6838202d26022836c8b82c03484dd7deff

  • Size

    533KB

  • Sample

    230331-zkz15adc74

  • MD5

    903f2cac40f0a99a881598d021f04181

  • SHA1

    93f180a370e84b8fd8802dc0eaec6de87f32b4a7

  • SHA256

    3116e2c2d9b9c46c824a3eeafb6a8b6838202d26022836c8b82c03484dd7deff

  • SHA512

    99beeef0abeb925c32b49d162263dbdb5c0219c7170da78148d665731df82a6aff1fc5a9ee4096e9a035c7c41f3a50d47a66d129ca998e68a20aed568df267f0

  • SSDEEP

    12288:PMriy90WeLgl/uwiyCfR9p3LqjgAzSnWIP8s:ZyyaRbCZ9p3Gj1sJUs

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

      3116e2c2d9b9c46c824a3eeafb6a8b6838202d26022836c8b82c03484dd7deff

    • Size

      533KB

    • MD5

      903f2cac40f0a99a881598d021f04181

    • SHA1

      93f180a370e84b8fd8802dc0eaec6de87f32b4a7

    • SHA256

      3116e2c2d9b9c46c824a3eeafb6a8b6838202d26022836c8b82c03484dd7deff

    • SHA512

      99beeef0abeb925c32b49d162263dbdb5c0219c7170da78148d665731df82a6aff1fc5a9ee4096e9a035c7c41f3a50d47a66d129ca998e68a20aed568df267f0

    • SSDEEP

      12288:PMriy90WeLgl/uwiyCfR9p3LqjgAzSnWIP8s:ZyyaRbCZ9p3Gj1sJUs

    • 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