General

  • Target

    5908cc617a93f65455aab3b08d060087eeb4b247d3eeac1b4b2082e46e2fadc2

  • Size

    534KB

  • Sample

    230331-ysmkbsed21

  • MD5

    88167e1ff56b48afab98a6857e54de81

  • SHA1

    a9eb0d59141a623db03cdfb999ce11f35b5e2439

  • SHA256

    5908cc617a93f65455aab3b08d060087eeb4b247d3eeac1b4b2082e46e2fadc2

  • SHA512

    91dc3ea071fd5461d35a182c647463f986deb6d57e4f04ad6c7a626868ce6e771d9157e993145863ee5d7d1186c60670516971b81bfe47347fcc0179dd65f225

  • SSDEEP

    12288:BMrYy90RmAAyxdQj3ZskLTovQVdsiObgrhq244OVPmq4F6DM:Jy7GSFr3o4cbGkxzw

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      5908cc617a93f65455aab3b08d060087eeb4b247d3eeac1b4b2082e46e2fadc2

    • Size

      534KB

    • MD5

      88167e1ff56b48afab98a6857e54de81

    • SHA1

      a9eb0d59141a623db03cdfb999ce11f35b5e2439

    • SHA256

      5908cc617a93f65455aab3b08d060087eeb4b247d3eeac1b4b2082e46e2fadc2

    • SHA512

      91dc3ea071fd5461d35a182c647463f986deb6d57e4f04ad6c7a626868ce6e771d9157e993145863ee5d7d1186c60670516971b81bfe47347fcc0179dd65f225

    • SSDEEP

      12288:BMrYy90RmAAyxdQj3ZskLTovQVdsiObgrhq244OVPmq4F6DM:Jy7GSFr3o4cbGkxzw

    • 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