General

  • Target

    d3d1015a5700974d11c96c0e1f6e1d75c988f4f2ae5941f325b57724d5c02095

  • Size

    1.1MB

  • Sample

    230514-t9a6eaeg51

  • MD5

    8335f6b1f39b813440d78e73ec6eed31

  • SHA1

    51268c6154e37f14cd500ec1ad7c1be579396dfd

  • SHA256

    d3d1015a5700974d11c96c0e1f6e1d75c988f4f2ae5941f325b57724d5c02095

  • SHA512

    63c52cf0b31501653ac4ba01b524eae5bff8189d1fe835d034b5f65bbda13161ebd83a50abcef6dbb4c6d0589b21a55346b3b8d724223100f251e280cb07150a

  • SSDEEP

    24576:9yQlLZcOlCyX+i52dka2CgtECwH/EoFmtA0H0:YMlCY+jpgXw1gK4

Malware Config

Extracted

Family

redline

Botnet

larry

C2

185.161.248.75:4132

Attributes
  • auth_value

    9039557bb7a08f5f2f60e2b71e1dee0e

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      d3d1015a5700974d11c96c0e1f6e1d75c988f4f2ae5941f325b57724d5c02095

    • Size

      1.1MB

    • MD5

      8335f6b1f39b813440d78e73ec6eed31

    • SHA1

      51268c6154e37f14cd500ec1ad7c1be579396dfd

    • SHA256

      d3d1015a5700974d11c96c0e1f6e1d75c988f4f2ae5941f325b57724d5c02095

    • SHA512

      63c52cf0b31501653ac4ba01b524eae5bff8189d1fe835d034b5f65bbda13161ebd83a50abcef6dbb4c6d0589b21a55346b3b8d724223100f251e280cb07150a

    • SSDEEP

      24576:9yQlLZcOlCyX+i52dka2CgtECwH/EoFmtA0H0:YMlCY+jpgXw1gK4

    • 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