General

  • Target

    f4cb25e5fca0b35560779a70ac112d876732ba699d5a6b98d92597f949d08d8d.exe

  • Size

    1.1MB

  • Sample

    230514-xa3yxsdb48

  • MD5

    5f10f8b0afc7fce2da8e6a533fdbe5db

  • SHA1

    f212bfe79718ba4a33326975b846bc23599cdd1b

  • SHA256

    f4cb25e5fca0b35560779a70ac112d876732ba699d5a6b98d92597f949d08d8d

  • SHA512

    c0969c2f3424cb65f62a7e6a3eac8b62cd2fd35446e93b1a842d9629a6855f2a6d3f26ed164703d04587058a8a4ce791e2e94651d9fb4f76202f62746ee2e9e6

  • SSDEEP

    24576:OynDd2ts7dRfZqswEME/0rizf1xbhPORiPKW0ZJ1h0Y:dn5VrxDJ/0rixxbdOY4f

Malware Config

Extracted

Family

redline

Botnet

motor

C2

185.161.248.75:4132

Attributes
  • auth_value

    ec19ab9989a783983c5cbbc0e5ac4a5f

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      f4cb25e5fca0b35560779a70ac112d876732ba699d5a6b98d92597f949d08d8d.exe

    • Size

      1.1MB

    • MD5

      5f10f8b0afc7fce2da8e6a533fdbe5db

    • SHA1

      f212bfe79718ba4a33326975b846bc23599cdd1b

    • SHA256

      f4cb25e5fca0b35560779a70ac112d876732ba699d5a6b98d92597f949d08d8d

    • SHA512

      c0969c2f3424cb65f62a7e6a3eac8b62cd2fd35446e93b1a842d9629a6855f2a6d3f26ed164703d04587058a8a4ce791e2e94651d9fb4f76202f62746ee2e9e6

    • SSDEEP

      24576:OynDd2ts7dRfZqswEME/0rizf1xbhPORiPKW0ZJ1h0Y:dn5VrxDJ/0rixxbdOY4f

    • 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