General

  • Target

    file.exe

  • Size

    770KB

  • Sample

    230526-2tc9tshh4y

  • MD5

    ed84e6bf2caf458d1931c57955efd6dc

  • SHA1

    6e840f5a241b0776f05a9b59477ad5954164d7e4

  • SHA256

    ea5e2307d0dcd23fa366a8dcd9f24f47f2016bdf94b5779eb1461bfe1eac6015

  • SHA512

    1939f45b5374fd86d6d26db095b0e1d32b37fd663513c38f0fcb0e8eba1273cb09d1b9b49c4a71cd80f308efe07d4fa3b401280332076c3058bb16c06c05f8ef

  • SSDEEP

    12288:oMrDy90u9AEa//jmDWuzMOFHCB7Pjh/KZNrIup90R0h/ZkT/koj8tV:LyPrMmD9zMOFiBRKZJIQ90eublj8

Malware Config

Extracted

Family

redline

Botnet

misa

C2

83.97.73.122:19062

Attributes
  • auth_value

    9e79529a6bdb4962f44d12b0d6d62d32

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      file.exe

    • Size

      770KB

    • MD5

      ed84e6bf2caf458d1931c57955efd6dc

    • SHA1

      6e840f5a241b0776f05a9b59477ad5954164d7e4

    • SHA256

      ea5e2307d0dcd23fa366a8dcd9f24f47f2016bdf94b5779eb1461bfe1eac6015

    • SHA512

      1939f45b5374fd86d6d26db095b0e1d32b37fd663513c38f0fcb0e8eba1273cb09d1b9b49c4a71cd80f308efe07d4fa3b401280332076c3058bb16c06c05f8ef

    • SSDEEP

      12288:oMrDy90u9AEa//jmDWuzMOFHCB7Pjh/KZNrIup90R0h/ZkT/koj8tV:LyPrMmD9zMOFiBRKZJIQ90eublj8

    • 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