General

  • Target

    3793cf205b90caac195208d351eeec0b01a9b42903f115d9cdb2573693b2161e

  • Size

    1.1MB

  • Sample

    230514-t36nqseg41

  • MD5

    cf98b2bcef2951500129e99ac6ee87ac

  • SHA1

    0fffd3bdc1780bed8ed31029cd167f2d2bc6369a

  • SHA256

    3793cf205b90caac195208d351eeec0b01a9b42903f115d9cdb2573693b2161e

  • SHA512

    59f453a6b72186e17e82f1771ea24f6bca6cc3de8aba133fd98e39387c41a4e43639991186ca11afbe7d145483a4584966b46a8145ed097cb5d1cdadd895dae3

  • SSDEEP

    24576:ZyhgKMOF3KigSkyY/yu8Lqpjluhb/vnCrsvoRbMg01wH:MhgK/VKigxyQyu8LolcCroUbs1

Malware Config

Extracted

Family

redline

Botnet

messi

C2

185.161.248.75:4132

Attributes
  • auth_value

    b602b28664bb738e322d37baab91db28

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      3793cf205b90caac195208d351eeec0b01a9b42903f115d9cdb2573693b2161e

    • Size

      1.1MB

    • MD5

      cf98b2bcef2951500129e99ac6ee87ac

    • SHA1

      0fffd3bdc1780bed8ed31029cd167f2d2bc6369a

    • SHA256

      3793cf205b90caac195208d351eeec0b01a9b42903f115d9cdb2573693b2161e

    • SHA512

      59f453a6b72186e17e82f1771ea24f6bca6cc3de8aba133fd98e39387c41a4e43639991186ca11afbe7d145483a4584966b46a8145ed097cb5d1cdadd895dae3

    • SSDEEP

      24576:ZyhgKMOF3KigSkyY/yu8Lqpjluhb/vnCrsvoRbMg01wH:MhgK/VKigxyQyu8LolcCroUbs1

    • 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