General

  • Target

    b58ba443b23d1dc52274a1c500c98f9eb08d1480f7d4db7681766a3a74f50cac

  • Size

    772KB

  • Sample

    230608-kngxdsdc83

  • MD5

    5a1283d80076afd4798d2da03593ac45

  • SHA1

    40ca37fac29bfabed816f32d20df2adc3df61d82

  • SHA256

    b58ba443b23d1dc52274a1c500c98f9eb08d1480f7d4db7681766a3a74f50cac

  • SHA512

    adebe9641b687657b6fc978c6ddc151ca5af58fe06f42eec169f126137984e9baec556f761bfa2959bed27d71ba0c40159777607950e8f430060ef7477357f40

  • SSDEEP

    12288:NMrcy904wgZrtVrGWzFdt7EKFtruZvnREZG9q5G+Npoo1710V/oI1sW:pyrBrrR7EKFZoyG9qQwLR0JdsW

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      b58ba443b23d1dc52274a1c500c98f9eb08d1480f7d4db7681766a3a74f50cac

    • Size

      772KB

    • MD5

      5a1283d80076afd4798d2da03593ac45

    • SHA1

      40ca37fac29bfabed816f32d20df2adc3df61d82

    • SHA256

      b58ba443b23d1dc52274a1c500c98f9eb08d1480f7d4db7681766a3a74f50cac

    • SHA512

      adebe9641b687657b6fc978c6ddc151ca5af58fe06f42eec169f126137984e9baec556f761bfa2959bed27d71ba0c40159777607950e8f430060ef7477357f40

    • SSDEEP

      12288:NMrcy904wgZrtVrGWzFdt7EKFtruZvnREZG9q5G+Npoo1710V/oI1sW:pyrBrrR7EKFZoyG9qQwLR0JdsW

    • 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

    • 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

3
T1112

Disabling Security Tools

2
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