General

  • Target

    f8c6d11cbb589827f97c9a7f57b1b7f514f9ad7746fe89fa69b8f3c4d3868210.exe

  • Size

    1.1MB

  • Sample

    230514-xa46zsfc8y

  • MD5

    ca4d9dcfd84400a97ce826298dfd5f84

  • SHA1

    e5d20a8a1a2e130f86b0a4e92c811e3c0ddb5125

  • SHA256

    f8c6d11cbb589827f97c9a7f57b1b7f514f9ad7746fe89fa69b8f3c4d3868210

  • SHA512

    b016de9cd31847319ff58684d3b2fcd4220d8fc2ad5724835cee12ab043afdb3385abf928f73abba5b0954b45b7238f0fe568ee1bec668648afe6fc6e3a638d6

  • SSDEEP

    24576:DyzzA9MXA1HW1TmiftOpw0EBA2KvWH/4cEG8p:WkMQVWzMngA2KOHwcB8

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

      f8c6d11cbb589827f97c9a7f57b1b7f514f9ad7746fe89fa69b8f3c4d3868210.exe

    • Size

      1.1MB

    • MD5

      ca4d9dcfd84400a97ce826298dfd5f84

    • SHA1

      e5d20a8a1a2e130f86b0a4e92c811e3c0ddb5125

    • SHA256

      f8c6d11cbb589827f97c9a7f57b1b7f514f9ad7746fe89fa69b8f3c4d3868210

    • SHA512

      b016de9cd31847319ff58684d3b2fcd4220d8fc2ad5724835cee12ab043afdb3385abf928f73abba5b0954b45b7238f0fe568ee1bec668648afe6fc6e3a638d6

    • SSDEEP

      24576:DyzzA9MXA1HW1TmiftOpw0EBA2KvWH/4cEG8p:WkMQVWzMngA2KOHwcB8

    • 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