General

  • Target

    88537dcaf56098b20724f581fe512e48b681ee36e3c73644554e35ab2b75c167

  • Size

    1.1MB

  • Sample

    230514-v6rjnaeh6z

  • MD5

    7c0ce83d8245de4b4c63488827a8bea1

  • SHA1

    843e99245122327b2c70a4b74d5cf6b913c1d398

  • SHA256

    88537dcaf56098b20724f581fe512e48b681ee36e3c73644554e35ab2b75c167

  • SHA512

    b904cc02d301bf3d87df7b6633ad552efcf36a3307281e1433629043836b46b99eb7b9914e55df2bb20c1458dd626c4887fc63228eb3694d090b5021ae7ee369

  • SSDEEP

    24576:SyFwn9qsXW638ne+wGddGVi1Bg9fPhqXeGF2w8PZy8ER0E+Y:5F+1G6IpwGddGPFPkGw8RNE

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

      88537dcaf56098b20724f581fe512e48b681ee36e3c73644554e35ab2b75c167

    • Size

      1.1MB

    • MD5

      7c0ce83d8245de4b4c63488827a8bea1

    • SHA1

      843e99245122327b2c70a4b74d5cf6b913c1d398

    • SHA256

      88537dcaf56098b20724f581fe512e48b681ee36e3c73644554e35ab2b75c167

    • SHA512

      b904cc02d301bf3d87df7b6633ad552efcf36a3307281e1433629043836b46b99eb7b9914e55df2bb20c1458dd626c4887fc63228eb3694d090b5021ae7ee369

    • SSDEEP

      24576:SyFwn9qsXW638ne+wGddGVi1Bg9fPhqXeGF2w8PZy8ER0E+Y:5F+1G6IpwGddGPFPkGw8RNE

    • 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

    • 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

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

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