General

  • Target

    bc9e01f1e1779a88d3c0ac291e97865ddbb4757e4a89dd43a998f7ea52aaf51e

  • Size

    771KB

  • Sample

    230527-jrtjxsbb85

  • MD5

    afb51090a7bc3ceac498d786d55b48e4

  • SHA1

    649b79e7b9590de1896475d3d61d04bb2d720df8

  • SHA256

    bc9e01f1e1779a88d3c0ac291e97865ddbb4757e4a89dd43a998f7ea52aaf51e

  • SHA512

    4c36e3b3075b1f5f2950c1876b59570216d3ec8ee4f804b56e95d55b8d278df59f9521153e7b27bd7da2ce904fe5bfb00c6fe885610862596a8fac8d19e85a35

  • SSDEEP

    24576:yySDVXZWX4VAvelQ50Mu26+83lm8o3k3FSSDD:Zfvt50MRMQv6cSD

Malware Config

Extracted

Family

redline

Botnet

musa

C2

83.97.73.127:19062

Attributes
  • auth_value

    745cd242a52ab79c9c9026155d62f359

Extracted

Family

redline

Botnet

munder

C2

83.97.73.127:19062

Attributes
  • auth_value

    159bf350f6393f0d879c80a22059fba2

Targets

    • Target

      bc9e01f1e1779a88d3c0ac291e97865ddbb4757e4a89dd43a998f7ea52aaf51e

    • Size

      771KB

    • MD5

      afb51090a7bc3ceac498d786d55b48e4

    • SHA1

      649b79e7b9590de1896475d3d61d04bb2d720df8

    • SHA256

      bc9e01f1e1779a88d3c0ac291e97865ddbb4757e4a89dd43a998f7ea52aaf51e

    • SHA512

      4c36e3b3075b1f5f2950c1876b59570216d3ec8ee4f804b56e95d55b8d278df59f9521153e7b27bd7da2ce904fe5bfb00c6fe885610862596a8fac8d19e85a35

    • SSDEEP

      24576:yySDVXZWX4VAvelQ50Mu26+83lm8o3k3FSSDD:Zfvt50MRMQv6cSD

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks