General

  • Target

    2173e7f484b604605a21b704a8e28bc6.exe

  • Size

    713KB

  • Sample

    230328-n9qyzace5v

  • MD5

    2173e7f484b604605a21b704a8e28bc6

  • SHA1

    f8efec5f2207e8e1adc8bf14aa30bd29889a12b1

  • SHA256

    2e966b38ae0f63267580ea7474dd43c63c2e38780d00b1d940afb0c1a1fa6f23

  • SHA512

    7bb623c19512080db24a91206bdec2e948d946b48305e129c7fd9dcb3013352ced57237d74cf4816c5dd3ec1a7c1a354132e9fe51fb82acf0d57a654854a3772

  • SSDEEP

    12288:j8oWJCJY3DCEhwEiaYJVx4rdv1GV5uREe6TFgpEAMSgQ6nC8DEsLRhjKWYIBoFi:L2oYGEhGa6VxUdtGrKEcAFQ6RRlBBoM

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      2173e7f484b604605a21b704a8e28bc6.exe

    • Size

      713KB

    • MD5

      2173e7f484b604605a21b704a8e28bc6

    • SHA1

      f8efec5f2207e8e1adc8bf14aa30bd29889a12b1

    • SHA256

      2e966b38ae0f63267580ea7474dd43c63c2e38780d00b1d940afb0c1a1fa6f23

    • SHA512

      7bb623c19512080db24a91206bdec2e948d946b48305e129c7fd9dcb3013352ced57237d74cf4816c5dd3ec1a7c1a354132e9fe51fb82acf0d57a654854a3772

    • SSDEEP

      12288:j8oWJCJY3DCEhwEiaYJVx4rdv1GV5uREe6TFgpEAMSgQ6nC8DEsLRhjKWYIBoFi:L2oYGEhGa6VxUdtGrKEcAFQ6RRlBBoM

    • 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

    • 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

    • 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