General

  • Target

    b512a91109ddbb97d4e3a0588976dcc08bf777fcc036c7649eeaaa0c15176f60

  • Size

    1.1MB

  • Sample

    230514-zcp6ysfg5z

  • MD5

    41b5ce0c99e184f46763bc52252b6945

  • SHA1

    9feeeaf78c5b371501751440ec57f2ff97313ebb

  • SHA256

    b512a91109ddbb97d4e3a0588976dcc08bf777fcc036c7649eeaaa0c15176f60

  • SHA512

    3d9d7add716e43dc7f0d01df5eae203647cd53993d83515488b1b8e08fc283e5271dc239a0d7f454bc160f27d6910802197fd8b7464ab9bee8ffaa28bc366454

  • SSDEEP

    24576:+y0x4Gg4tUjmzOs2ThqNzNmJ/3AP1xCGSHBiRQ50e9L:N0hgqYUOs8izNmJ/assH

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

      b512a91109ddbb97d4e3a0588976dcc08bf777fcc036c7649eeaaa0c15176f60

    • Size

      1.1MB

    • MD5

      41b5ce0c99e184f46763bc52252b6945

    • SHA1

      9feeeaf78c5b371501751440ec57f2ff97313ebb

    • SHA256

      b512a91109ddbb97d4e3a0588976dcc08bf777fcc036c7649eeaaa0c15176f60

    • SHA512

      3d9d7add716e43dc7f0d01df5eae203647cd53993d83515488b1b8e08fc283e5271dc239a0d7f454bc160f27d6910802197fd8b7464ab9bee8ffaa28bc366454

    • SSDEEP

      24576:+y0x4Gg4tUjmzOs2ThqNzNmJ/3AP1xCGSHBiRQ50e9L:N0hgqYUOs8izNmJ/assH

    • 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