General

  • Target

    43a1ec82378af868ebba81ffb015b5d2e91ef3864518f8749fd89e0a0ca1d441

  • Size

    680KB

  • Sample

    230324-nwphzsea72

  • MD5

    aaf3b59407dac2b9d2916b2b66ee26ff

  • SHA1

    899b31a7d00a857e053435d7d08cc35eb89a04e2

  • SHA256

    43a1ec82378af868ebba81ffb015b5d2e91ef3864518f8749fd89e0a0ca1d441

  • SHA512

    56543db10f6316c0a1ceed105cbc8d6c32da44dea2cc9338b5c1da5a3846878b714c41e01221ee902124531ff9fe118291e79e2cb282f816443f4512eed3a8bd

  • SSDEEP

    12288:wmMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:E2HD26KieG1Xs/E6F7mJqlBCKHI

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      43a1ec82378af868ebba81ffb015b5d2e91ef3864518f8749fd89e0a0ca1d441

    • Size

      680KB

    • MD5

      aaf3b59407dac2b9d2916b2b66ee26ff

    • SHA1

      899b31a7d00a857e053435d7d08cc35eb89a04e2

    • SHA256

      43a1ec82378af868ebba81ffb015b5d2e91ef3864518f8749fd89e0a0ca1d441

    • SHA512

      56543db10f6316c0a1ceed105cbc8d6c32da44dea2cc9338b5c1da5a3846878b714c41e01221ee902124531ff9fe118291e79e2cb282f816443f4512eed3a8bd

    • SSDEEP

      12288:wmMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:E2HD26KieG1Xs/E6F7mJqlBCKHI

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks