General

  • Target

    cf7bf3bb65c41193aa62dc98ab74bbe585bb6578f2853a9a4185e6bea71a8efb

  • Size

    680KB

  • Sample

    230324-mat1xadf32

  • MD5

    7db00fbc5c1c994d40e03294b00c7600

  • SHA1

    7fb32c23843ac0ef6fe4a732064ed22959354314

  • SHA256

    cf7bf3bb65c41193aa62dc98ab74bbe585bb6578f2853a9a4185e6bea71a8efb

  • SHA512

    0cfa19daf33a2f6e850f03de8ea98124eba51083732cc4c5491072a5f4aa356e19c5d391f1395cdedea705221bb3a67bdd400fe511bfec3ae6f9318cfe1c9ea6

  • SSDEEP

    12288:md898Pwj8PtYzZcDw15fuFlAGHroV43S3OSWGAozw2XeSeTRn:mT08PtIsuup4IO6oz5VC1

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

      cf7bf3bb65c41193aa62dc98ab74bbe585bb6578f2853a9a4185e6bea71a8efb

    • Size

      680KB

    • MD5

      7db00fbc5c1c994d40e03294b00c7600

    • SHA1

      7fb32c23843ac0ef6fe4a732064ed22959354314

    • SHA256

      cf7bf3bb65c41193aa62dc98ab74bbe585bb6578f2853a9a4185e6bea71a8efb

    • SHA512

      0cfa19daf33a2f6e850f03de8ea98124eba51083732cc4c5491072a5f4aa356e19c5d391f1395cdedea705221bb3a67bdd400fe511bfec3ae6f9318cfe1c9ea6

    • SSDEEP

      12288:md898Pwj8PtYzZcDw15fuFlAGHroV43S3OSWGAozw2XeSeTRn:mT08PtIsuup4IO6oz5VC1

    • 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