General

  • Target

    80e440cefd97d0b4605caffde4b7aa99a6168c715d366d1cb5fc58b292c348f4

  • Size

    625KB

  • Sample

    230604-spht3sce64

  • MD5

    dcd25ef522985759037c6c029e537da8

  • SHA1

    d57e51c4f4ae91a6aed1a4393088d79a2f0b0387

  • SHA256

    80e440cefd97d0b4605caffde4b7aa99a6168c715d366d1cb5fc58b292c348f4

  • SHA512

    ecddef62f587793072f46f42f18a197f4bdfa7bf7aec1906a1e9b550299a5303b555ffa9fc8f191af9c1b478bf3a4802afc13254dfe9df36fc2325b430e8d807

  • SSDEEP

    12288:3MrDy90KEMnx2VuTsD5mLr09BZOpNzHJhrV4Q2VwgAVySUWT1:4yHOD5mLYizpN2iVj

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      80e440cefd97d0b4605caffde4b7aa99a6168c715d366d1cb5fc58b292c348f4

    • Size

      625KB

    • MD5

      dcd25ef522985759037c6c029e537da8

    • SHA1

      d57e51c4f4ae91a6aed1a4393088d79a2f0b0387

    • SHA256

      80e440cefd97d0b4605caffde4b7aa99a6168c715d366d1cb5fc58b292c348f4

    • SHA512

      ecddef62f587793072f46f42f18a197f4bdfa7bf7aec1906a1e9b550299a5303b555ffa9fc8f191af9c1b478bf3a4802afc13254dfe9df36fc2325b430e8d807

    • SSDEEP

      12288:3MrDy90KEMnx2VuTsD5mLr09BZOpNzHJhrV4Q2VwgAVySUWT1:4yHOD5mLYizpN2iVj

    • 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