General

  • Target

    e39dc6db871afa2ba69a05eb7b7c2ea09747c0fda51ea02f4970a697abe819ec

  • Size

    764KB

  • Sample

    230526-m4sd6sff4s

  • MD5

    4658ba34fdc58eadaf6a05dc0704c211

  • SHA1

    887790956249e5fa9bc9fcadc5e8eb0611453b5d

  • SHA256

    e39dc6db871afa2ba69a05eb7b7c2ea09747c0fda51ea02f4970a697abe819ec

  • SHA512

    cb4798e9d9be515e5cf33e41401852a0bee1600dfa1795c82db186e6ce5b69c42be2a81d8a51c475be6abd5bb54fd831e8ae94c480ed6a22e99618eaff8e5692

  • SSDEEP

    12288:GMrIy903nSveTFgw+VmNpRZn3ntLHegG5SGWrTp1PeWCADAII4dbPmdQLBzE50KU:Ky+nUe5g8NpRZXIbjWXjPeWCAE94hPmG

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      e39dc6db871afa2ba69a05eb7b7c2ea09747c0fda51ea02f4970a697abe819ec

    • Size

      764KB

    • MD5

      4658ba34fdc58eadaf6a05dc0704c211

    • SHA1

      887790956249e5fa9bc9fcadc5e8eb0611453b5d

    • SHA256

      e39dc6db871afa2ba69a05eb7b7c2ea09747c0fda51ea02f4970a697abe819ec

    • SHA512

      cb4798e9d9be515e5cf33e41401852a0bee1600dfa1795c82db186e6ce5b69c42be2a81d8a51c475be6abd5bb54fd831e8ae94c480ed6a22e99618eaff8e5692

    • SSDEEP

      12288:GMrIy903nSveTFgw+VmNpRZn3ntLHegG5SGWrTp1PeWCADAII4dbPmdQLBzE50KU:Ky+nUe5g8NpRZXIbjWXjPeWCAE94hPmG

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks