General

  • Target

    52893565197a8dc8521eac9df12a002fa66b33dc21eef3a80193ee6b80165d66

  • Size

    772KB

  • Sample

    230608-mgbsxaeb93

  • MD5

    8c7ef8e2223a303037f5ab31b8d6c47d

  • SHA1

    81808f6c35fe9375011806e605e64ee2420073d4

  • SHA256

    52893565197a8dc8521eac9df12a002fa66b33dc21eef3a80193ee6b80165d66

  • SHA512

    fb92d36ccd451d1bc9ed448fd50a2ddc3045585a002760fe48255d5d43abafacffa02a1f99d08d2c8c1c59e8b7bf97d2cf3cf9c216297c61fbf51929680d888f

  • SSDEEP

    12288:nMrly90vAaFJfVk247xpdsqnayUXM6wCC7CS5q/A8buwcmTXkqc2NzE2q6:Gy0ZFJtkF7x0SD6wJ7XvmTXkqzEg

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

      52893565197a8dc8521eac9df12a002fa66b33dc21eef3a80193ee6b80165d66

    • Size

      772KB

    • MD5

      8c7ef8e2223a303037f5ab31b8d6c47d

    • SHA1

      81808f6c35fe9375011806e605e64ee2420073d4

    • SHA256

      52893565197a8dc8521eac9df12a002fa66b33dc21eef3a80193ee6b80165d66

    • SHA512

      fb92d36ccd451d1bc9ed448fd50a2ddc3045585a002760fe48255d5d43abafacffa02a1f99d08d2c8c1c59e8b7bf97d2cf3cf9c216297c61fbf51929680d888f

    • SSDEEP

      12288:nMrly90vAaFJfVk247xpdsqnayUXM6wCC7CS5q/A8buwcmTXkqc2NzE2q6:Gy0ZFJtkF7x0SD6wJ7XvmTXkqzEg

    • 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