General

  • Target

    1fd79dbcff6d0748f7e91e9fdc304838992b81dc1bc665336facc3e3b7007652

  • Size

    1.1MB

  • Sample

    230514-zgqy2sfg7s

  • MD5

    168fa4081fb3d96460dc64495fe0f482

  • SHA1

    79fd0a38c6b6aef10f669cc88df04ef7376de1cc

  • SHA256

    1fd79dbcff6d0748f7e91e9fdc304838992b81dc1bc665336facc3e3b7007652

  • SHA512

    f4b71fc7ab93771c3821c7aed1390b2fca140bc36dcc7bec467e507adcc0fcbd7b47a927676f72d0c4da9b4ab3cdd1fe9e8945ca598a63bef1f98a9434a7312c

  • SSDEEP

    24576:xyFXGrPNAId9oPq9qkMjkGfBjTn0dLuYSYgCULw15frDN:kk7CU9Z9+jkGfquYSYgV015jD

Malware Config

Extracted

Family

redline

Botnet

linda

C2

185.161.248.75:4132

Attributes
  • auth_value

    21cdc21d041667b9c1679f88a1146770

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Targets

    • Target

      1fd79dbcff6d0748f7e91e9fdc304838992b81dc1bc665336facc3e3b7007652

    • Size

      1.1MB

    • MD5

      168fa4081fb3d96460dc64495fe0f482

    • SHA1

      79fd0a38c6b6aef10f669cc88df04ef7376de1cc

    • SHA256

      1fd79dbcff6d0748f7e91e9fdc304838992b81dc1bc665336facc3e3b7007652

    • SHA512

      f4b71fc7ab93771c3821c7aed1390b2fca140bc36dcc7bec467e507adcc0fcbd7b47a927676f72d0c4da9b4ab3cdd1fe9e8945ca598a63bef1f98a9434a7312c

    • SSDEEP

      24576:xyFXGrPNAId9oPq9qkMjkGfBjTn0dLuYSYgCULw15frDN:kk7CU9Z9+jkGfquYSYgV015jD

    • 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.

    • Windows security modification

    • 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

3
T1112

Disabling Security Tools

2
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