General

  • Target

    f5757556dbbc461f50410b752a81bb075f500b9b5b2d83d54d61a59ae16a4a63

  • Size

    658KB

  • Sample

    230403-yevzjsae8y

  • MD5

    31a583bca9aba6c1fd4c9164340be201

  • SHA1

    e2903e04405b7b9f6787948540721536dcdf5bee

  • SHA256

    f5757556dbbc461f50410b752a81bb075f500b9b5b2d83d54d61a59ae16a4a63

  • SHA512

    b1c8d0932563469d04ac49e1e40304633df5bd97f989d6978bc8acc56df283f086a8653e45512aed7bc796dbf727a9f89fc21da30f35b04553eca855db52cf10

  • SSDEEP

    12288:fMrfy904+zQsxKimtASrVVtuPuQr32VsnU7r449zWKMd8vUMkn:YyyJKxtPVVtG7KVsU704AKyn

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

      f5757556dbbc461f50410b752a81bb075f500b9b5b2d83d54d61a59ae16a4a63

    • Size

      658KB

    • MD5

      31a583bca9aba6c1fd4c9164340be201

    • SHA1

      e2903e04405b7b9f6787948540721536dcdf5bee

    • SHA256

      f5757556dbbc461f50410b752a81bb075f500b9b5b2d83d54d61a59ae16a4a63

    • SHA512

      b1c8d0932563469d04ac49e1e40304633df5bd97f989d6978bc8acc56df283f086a8653e45512aed7bc796dbf727a9f89fc21da30f35b04553eca855db52cf10

    • SSDEEP

      12288:fMrfy904+zQsxKimtASrVVtuPuQr32VsnU7r449zWKMd8vUMkn:YyyJKxtPVVtG7KVsU704AKyn

    • 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