General

  • Target

    f74fd8639305ccf0a79783c908082a092161747dc43df5b524414053bb1fb223

  • Size

    546KB

  • Sample

    230324-a66y5adb7x

  • MD5

    ec14ff81d29996f342b40e34fc244df9

  • SHA1

    d5c03966962137d19af8d8e757ed09f334d77b1c

  • SHA256

    f74fd8639305ccf0a79783c908082a092161747dc43df5b524414053bb1fb223

  • SHA512

    601668af8243daa54575b7f8fad643d95cb532896bc8e991cdfc5310a85e0c9ff7c5a5358d1fb5da5ef45b655649a03ebf5c003946cf7d4dbb3e6f20e8b2100c

  • SSDEEP

    12288:MMryy90IFwqi9YlAaoWNieDAncstnwLiiwIw:+yZ3TAYSZ2wJ

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

      f74fd8639305ccf0a79783c908082a092161747dc43df5b524414053bb1fb223

    • Size

      546KB

    • MD5

      ec14ff81d29996f342b40e34fc244df9

    • SHA1

      d5c03966962137d19af8d8e757ed09f334d77b1c

    • SHA256

      f74fd8639305ccf0a79783c908082a092161747dc43df5b524414053bb1fb223

    • SHA512

      601668af8243daa54575b7f8fad643d95cb532896bc8e991cdfc5310a85e0c9ff7c5a5358d1fb5da5ef45b655649a03ebf5c003946cf7d4dbb3e6f20e8b2100c

    • SSDEEP

      12288:MMryy90IFwqi9YlAaoWNieDAncstnwLiiwIw:+yZ3TAYSZ2wJ

    • 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