General

  • Target

    423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f

  • Size

    546KB

  • Sample

    230324-ay6cmadb3y

  • MD5

    f29ee0a0d5025fea1d8817fa5695439a

  • SHA1

    04268478cd2312129c924d8ce6471fe883d5088a

  • SHA256

    423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f

  • SHA512

    a5019428d6cba048f25795e93595b7e82cb3f1ca1350e2e20a2ac804276cc0b9996abdd529ef2449952591a3ea528b959f10bf8a3b483c47eb4db9dd21f43049

  • SSDEEP

    12288:FMrEy90nV9suHtGmfBjSp427Idv7TwstFwLBwKzcuS8boOQ:9yajN/Ip4h1IBwHuk

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f

    • Size

      546KB

    • MD5

      f29ee0a0d5025fea1d8817fa5695439a

    • SHA1

      04268478cd2312129c924d8ce6471fe883d5088a

    • SHA256

      423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f

    • SHA512

      a5019428d6cba048f25795e93595b7e82cb3f1ca1350e2e20a2ac804276cc0b9996abdd529ef2449952591a3ea528b959f10bf8a3b483c47eb4db9dd21f43049

    • SSDEEP

      12288:FMrEy90nV9suHtGmfBjSp427Idv7TwstFwLBwKzcuS8boOQ:9yajN/Ip4h1IBwHuk

    • 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