General

  • Target

    0cc778227da574751728aa810c3842d91766a2ef63bae18fc34fca558fb26716

  • Size

    626KB

  • Sample

    230604-vbcf9acg52

  • MD5

    ab1fa44ba775028e8360d93c8a36b50b

  • SHA1

    ad09af2bf5b636cd62dbddd532c3f393421d5e45

  • SHA256

    0cc778227da574751728aa810c3842d91766a2ef63bae18fc34fca558fb26716

  • SHA512

    64ba3e5ab8c38df781bfb2f7491cce9305f3a04d5116a2bb8f439694242644339ccb6367cfcab42ec3a5e60625d9ff5d45dd4e9b088eaa34b929e02c257f11b1

  • SSDEEP

    12288:pMrfy90yF2dqij9OM2UB2Zb3MypJfWBx/7prib3TELJpuGJLudP:ayQEUZ8ppNgrib3QfuB

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

      0cc778227da574751728aa810c3842d91766a2ef63bae18fc34fca558fb26716

    • Size

      626KB

    • MD5

      ab1fa44ba775028e8360d93c8a36b50b

    • SHA1

      ad09af2bf5b636cd62dbddd532c3f393421d5e45

    • SHA256

      0cc778227da574751728aa810c3842d91766a2ef63bae18fc34fca558fb26716

    • SHA512

      64ba3e5ab8c38df781bfb2f7491cce9305f3a04d5116a2bb8f439694242644339ccb6367cfcab42ec3a5e60625d9ff5d45dd4e9b088eaa34b929e02c257f11b1

    • SSDEEP

      12288:pMrfy90yF2dqij9OM2UB2Zb3MypJfWBx/7prib3TELJpuGJLudP:ayQEUZ8ppNgrib3QfuB

    • 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