General

  • Target

    5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787

  • Size

    690KB

  • Sample

    230328-ezecraag21

  • MD5

    6c953827155fd83e4c12c45108dece89

  • SHA1

    439df51613c4302e6737b1388736bfc5d921cd2e

  • SHA256

    5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787

  • SHA512

    697df41349753bbfd9a6acf24267dcde8fcb42409d3547c1b93b1df85ff938f87685f307fed872451823e93d360bfe20eb82c30ff6dea35776a5a996d4e86be9

  • SSDEEP

    12288:CMrQy90eXJdaJ6Xj7MyuXxc6E1yQ65hLuGCDuMSKE3V7bqqBjX3bTtvyFnxfigri:GyRnhj7McjcvfaGwuLt3V7bqqBr3bpOS

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

      5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787

    • Size

      690KB

    • MD5

      6c953827155fd83e4c12c45108dece89

    • SHA1

      439df51613c4302e6737b1388736bfc5d921cd2e

    • SHA256

      5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787

    • SHA512

      697df41349753bbfd9a6acf24267dcde8fcb42409d3547c1b93b1df85ff938f87685f307fed872451823e93d360bfe20eb82c30ff6dea35776a5a996d4e86be9

    • SSDEEP

      12288:CMrQy90eXJdaJ6Xj7MyuXxc6E1yQ65hLuGCDuMSKE3V7bqqBjX3bTtvyFnxfigri:GyRnhj7McjcvfaGwuLt3V7bqqBr3bpOS

    • 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