General

  • Target

    531f1e7c2f9a8301025bb952d7b4cd16653802a5a2198ab25a23030f53bc8021

  • Size

    695KB

  • Sample

    230328-1fr1dsfb71

  • MD5

    88de84c574c77221724a99f13ff8bf69

  • SHA1

    bcaea2556a31c5a73602528a497864a997abeb34

  • SHA256

    531f1e7c2f9a8301025bb952d7b4cd16653802a5a2198ab25a23030f53bc8021

  • SHA512

    ac0873e3d6796e6b25751cb4968a76c67d68417de2b340644c89a043135cd98886ff58d260f1f163aca5eba92cbb28134bad1b073d0f291b09f263e573c371e2

  • SSDEEP

    12288:OMr7y90PpQtptVfgbqCO9hv371W5z4VdM3bzB9W4LLiq+QEFMti9i1W:1yVtVKqCU7LanBBiXP9Z

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

Targets

    • Target

      531f1e7c2f9a8301025bb952d7b4cd16653802a5a2198ab25a23030f53bc8021

    • Size

      695KB

    • MD5

      88de84c574c77221724a99f13ff8bf69

    • SHA1

      bcaea2556a31c5a73602528a497864a997abeb34

    • SHA256

      531f1e7c2f9a8301025bb952d7b4cd16653802a5a2198ab25a23030f53bc8021

    • SHA512

      ac0873e3d6796e6b25751cb4968a76c67d68417de2b340644c89a043135cd98886ff58d260f1f163aca5eba92cbb28134bad1b073d0f291b09f263e573c371e2

    • SSDEEP

      12288:OMr7y90PpQtptVfgbqCO9hv371W5z4VdM3bzB9W4LLiq+QEFMti9i1W:1yVtVKqCU7LanBBiXP9Z

    • 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