General

  • Target

    5af59007d9d1467c21f1f921065416a228af375a585bdac2360864ed83202538

  • Size

    1.1MB

  • Sample

    230514-229b8sdh46

  • MD5

    88b3d80eb4fa376509c6d8eb72f3657a

  • SHA1

    903285932346f9f4163e2a788ce7c559a4ee4662

  • SHA256

    5af59007d9d1467c21f1f921065416a228af375a585bdac2360864ed83202538

  • SHA512

    8d1c81d63e79536e15655a9d8828f29e0c2b8c70e42b07ab06ede8a6f39cec174cb26a0fed0bc5b1269972b00355ecd03a787c9da16910f52e11049a25af6008

  • SSDEEP

    24576:8y7kmtAbb/L57lNSlTT5v2ExoDKynQyXW3NGIeYnj+:r7DtAbbzvNAtv9IlnRW3

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

      5af59007d9d1467c21f1f921065416a228af375a585bdac2360864ed83202538

    • Size

      1.1MB

    • MD5

      88b3d80eb4fa376509c6d8eb72f3657a

    • SHA1

      903285932346f9f4163e2a788ce7c559a4ee4662

    • SHA256

      5af59007d9d1467c21f1f921065416a228af375a585bdac2360864ed83202538

    • SHA512

      8d1c81d63e79536e15655a9d8828f29e0c2b8c70e42b07ab06ede8a6f39cec174cb26a0fed0bc5b1269972b00355ecd03a787c9da16910f52e11049a25af6008

    • SSDEEP

      24576:8y7kmtAbb/L57lNSlTT5v2ExoDKynQyXW3NGIeYnj+:r7DtAbbzvNAtv9IlnRW3

    • 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