General

  • Target

    f35289be27eeb70e3ebd8346b268ee029c267d8578cfd8094e854f6aec904b62.exe

  • Size

    1.1MB

  • Sample

    230514-xa3cdsdb42

  • MD5

    5bb28ab2c9ce275bce2c8185073a1201

  • SHA1

    ee4fa76fc59b671d01969904df7ab11aa1a82b6c

  • SHA256

    f35289be27eeb70e3ebd8346b268ee029c267d8578cfd8094e854f6aec904b62

  • SHA512

    8e2b8da6a906db55bb28f33ca57b8e53aae5dade81f85df8809b2b553674326693cc609f79df54a3248c4b718db10f86f5fdca0da456b833a9d58159088ea4f8

  • SSDEEP

    24576:MypbYFN2bOOWk5uPdWjruwBjtOMJsH9oaUotJg:7Z4NMOOW+UdWjrpZk9gob

Malware Config

Extracted

Family

redline

Botnet

derek

C2

185.161.248.75:4132

Attributes
  • auth_value

    c7030724b2b40537db5ba680b1d82ed2

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      f35289be27eeb70e3ebd8346b268ee029c267d8578cfd8094e854f6aec904b62.exe

    • Size

      1.1MB

    • MD5

      5bb28ab2c9ce275bce2c8185073a1201

    • SHA1

      ee4fa76fc59b671d01969904df7ab11aa1a82b6c

    • SHA256

      f35289be27eeb70e3ebd8346b268ee029c267d8578cfd8094e854f6aec904b62

    • SHA512

      8e2b8da6a906db55bb28f33ca57b8e53aae5dade81f85df8809b2b553674326693cc609f79df54a3248c4b718db10f86f5fdca0da456b833a9d58159088ea4f8

    • SSDEEP

      24576:MypbYFN2bOOWk5uPdWjruwBjtOMJsH9oaUotJg:7Z4NMOOW+UdWjrpZk9gob

    • 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.

    • Windows security modification

    • 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

3
T1112

Disabling Security Tools

2
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