General

  • Target

    65c67a59004b96864795042896fb5d88a13f63ffae5c98da37dfeff85eb62a98

  • Size

    763KB

  • Sample

    230526-nrl73afg2s

  • MD5

    0cfcd66be04c313bbc607a2f676273df

  • SHA1

    93458f3e040a89a90aef642d3abb37549d43d6f8

  • SHA256

    65c67a59004b96864795042896fb5d88a13f63ffae5c98da37dfeff85eb62a98

  • SHA512

    a09337bfe2a5889c7ea7341ef8d6145ab8ce6c53ab11b8a08c28b6a940b1fcd7039a44a3f3a24227082cd864a700a08bfe4b482c18b93e977a769953f9d27fc5

  • SSDEEP

    12288:UMrhy90mYfKRuIOJrjWSBdeCkz8jtg9CxMgvslAOH51kqM8UsWd8Pq+4dBzmd/L:NyciOZ5dO8jRxpvslAOTSsWWp4fzmdD

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      65c67a59004b96864795042896fb5d88a13f63ffae5c98da37dfeff85eb62a98

    • Size

      763KB

    • MD5

      0cfcd66be04c313bbc607a2f676273df

    • SHA1

      93458f3e040a89a90aef642d3abb37549d43d6f8

    • SHA256

      65c67a59004b96864795042896fb5d88a13f63ffae5c98da37dfeff85eb62a98

    • SHA512

      a09337bfe2a5889c7ea7341ef8d6145ab8ce6c53ab11b8a08c28b6a940b1fcd7039a44a3f3a24227082cd864a700a08bfe4b482c18b93e977a769953f9d27fc5

    • SSDEEP

      12288:UMrhy90mYfKRuIOJrjWSBdeCkz8jtg9CxMgvslAOH51kqM8UsWd8Pq+4dBzmd/L:NyciOZ5dO8jRxpvslAOTSsWWp4fzmdD

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks