General

  • Target

    74dd690e40f30ec9e970ed58cff1f732946f46e69eb19eccde091fe5456c28ab

  • Size

    779KB

  • Sample

    230603-l5zn7sgg7z

  • MD5

    6aa31bfa724190dfca94d2c7735da7ed

  • SHA1

    734564253fbbea784b0fb8dd28e7ed52260de228

  • SHA256

    74dd690e40f30ec9e970ed58cff1f732946f46e69eb19eccde091fe5456c28ab

  • SHA512

    a53887836883b7cfb53e14c440c71a30c006d142ff473c35bba4f958f4aee03f895a2de3e8a87a1b0f11e3fd8f49c41ec78117cd82ab0241a0faa4ff6d5d9365

  • SSDEEP

    12288:1MrPy90k3TXCu5PHJk0xuiaXCyf3C2RV21IYOviCvRv0KMPIVN:WyZTyviQCyfCOBZvGKMA

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      74dd690e40f30ec9e970ed58cff1f732946f46e69eb19eccde091fe5456c28ab

    • Size

      779KB

    • MD5

      6aa31bfa724190dfca94d2c7735da7ed

    • SHA1

      734564253fbbea784b0fb8dd28e7ed52260de228

    • SHA256

      74dd690e40f30ec9e970ed58cff1f732946f46e69eb19eccde091fe5456c28ab

    • SHA512

      a53887836883b7cfb53e14c440c71a30c006d142ff473c35bba4f958f4aee03f895a2de3e8a87a1b0f11e3fd8f49c41ec78117cd82ab0241a0faa4ff6d5d9365

    • SSDEEP

      12288:1MrPy90k3TXCu5PHJk0xuiaXCyf3C2RV21IYOviCvRv0KMPIVN:WyZTyviQCyfCOBZvGKMA

    • 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.

    • 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.

    • 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

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks