General

  • Target

    f0fa3c93115ef592a4de52f56eabb200fd484eab892ee4b2c46f74423e15562d

  • Size

    690KB

  • Sample

    230323-3vz1nach6y

  • MD5

    2f2aacfef4826598ef86e11dde8b2e86

  • SHA1

    89ebd2061ff9845046e67d9092b7477221f75689

  • SHA256

    f0fa3c93115ef592a4de52f56eabb200fd484eab892ee4b2c46f74423e15562d

  • SHA512

    ef3aeabaf22ddca6e86aace93d410b58572aeeeec55fdfc967f45f869218ac2d6e5b26b6a1ce38200d140330a181448cad88c5a8cdb45b987f552b2f812ed4ca

  • SSDEEP

    12288:FMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:FM03s6w5UsPjD//sWqofEifG75tXvH

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

      f0fa3c93115ef592a4de52f56eabb200fd484eab892ee4b2c46f74423e15562d

    • Size

      690KB

    • MD5

      2f2aacfef4826598ef86e11dde8b2e86

    • SHA1

      89ebd2061ff9845046e67d9092b7477221f75689

    • SHA256

      f0fa3c93115ef592a4de52f56eabb200fd484eab892ee4b2c46f74423e15562d

    • SHA512

      ef3aeabaf22ddca6e86aace93d410b58572aeeeec55fdfc967f45f869218ac2d6e5b26b6a1ce38200d140330a181448cad88c5a8cdb45b987f552b2f812ed4ca

    • SSDEEP

      12288:FMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:FM03s6w5UsPjD//sWqofEifG75tXvH

    • 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