General

  • Target

    d7263846f35cc1656f7f23a986bc228f3a76a7f076c8e62a68e77b14727c95f5.exe

  • Size

    1.1MB

  • Sample

    230514-w79x3afb6x

  • MD5

    4d43c65dc8b5dad1391275c5d3f714a4

  • SHA1

    17edd106c05caa5b31fa37f37fcb79c8db9b4717

  • SHA256

    d7263846f35cc1656f7f23a986bc228f3a76a7f076c8e62a68e77b14727c95f5

  • SHA512

    c4e5779dad4d8a735a84512c1bbce0fa429ea6ea6f8f9cd12017f12ed3aa97bca12f6a30737f0d811b1e83d6006caa89781c09261a2cc19dff6b0e665bfca570

  • SSDEEP

    24576:0yf8QbsRAdSEm9fewZxEIuSGc8UhRIeMoR/pEGmPxF9pp9YhN:Df8QzEfVZx4SA2IvoRBEGCY

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

      d7263846f35cc1656f7f23a986bc228f3a76a7f076c8e62a68e77b14727c95f5.exe

    • Size

      1.1MB

    • MD5

      4d43c65dc8b5dad1391275c5d3f714a4

    • SHA1

      17edd106c05caa5b31fa37f37fcb79c8db9b4717

    • SHA256

      d7263846f35cc1656f7f23a986bc228f3a76a7f076c8e62a68e77b14727c95f5

    • SHA512

      c4e5779dad4d8a735a84512c1bbce0fa429ea6ea6f8f9cd12017f12ed3aa97bca12f6a30737f0d811b1e83d6006caa89781c09261a2cc19dff6b0e665bfca570

    • SSDEEP

      24576:0yf8QbsRAdSEm9fewZxEIuSGc8UhRIeMoR/pEGmPxF9pp9YhN:Df8QzEfVZx4SA2IvoRBEGCY

    • 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