General

  • Target

    ca8cfdc132504e34f41a725d4594565dfd5be8939a85d3dc3a276c271e2c629c

  • Size

    778KB

  • Sample

    230603-ld3a1sgd33

  • MD5

    09dd312b054db8c9df2ee46e271b30e4

  • SHA1

    246f8604ea83836b8d8e7bcb88eeaa4bbaa7a03d

  • SHA256

    ca8cfdc132504e34f41a725d4594565dfd5be8939a85d3dc3a276c271e2c629c

  • SHA512

    3cbdb3aed07953ed8d0848487db65a8251e20f02b61d23364cac6682f34322e9a70db28f53dff7657c6d46c805d8c29b026b613d189aa797926112b89474f24d

  • SSDEEP

    12288:HMr7y90DdP3MP7ubf2dryhLzspSO8GdvnPFU7RMQiolRp095PE9s7:gy8CSMrULMdPF2MQiolY95ws7

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

      ca8cfdc132504e34f41a725d4594565dfd5be8939a85d3dc3a276c271e2c629c

    • Size

      778KB

    • MD5

      09dd312b054db8c9df2ee46e271b30e4

    • SHA1

      246f8604ea83836b8d8e7bcb88eeaa4bbaa7a03d

    • SHA256

      ca8cfdc132504e34f41a725d4594565dfd5be8939a85d3dc3a276c271e2c629c

    • SHA512

      3cbdb3aed07953ed8d0848487db65a8251e20f02b61d23364cac6682f34322e9a70db28f53dff7657c6d46c805d8c29b026b613d189aa797926112b89474f24d

    • SSDEEP

      12288:HMr7y90DdP3MP7ubf2dryhLzspSO8GdvnPFU7RMQiolRp095PE9s7:gy8CSMrULMdPF2MQiolY95ws7

    • 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