General

  • Target

    403c93b4504dc1589242f711190708b3d8b23a67adba757d6e9ebf0e636976d6

  • Size

    708KB

  • Sample

    230411-n4c5xsdh8w

  • MD5

    95368d1dbae85720641a0b521a04e6bc

  • SHA1

    0d9f333f6e4de32f9357ecd6784d6713c4c28b6d

  • SHA256

    403c93b4504dc1589242f711190708b3d8b23a67adba757d6e9ebf0e636976d6

  • SHA512

    dabc157747b38b21860efd07f13a1572692d0ab62e8b1c8293881fd2368f288e8569c0e863cc85feffa636d5fdcb5dd9abb777567e513abac139645a438e1ebc

  • SSDEEP

    12288:QMrLy90Pyj6jJTc5HgRFV8J4aGw69aABY/axQx4Ktjc/zQacWWu9XG0DZ7:LyD6lTc5HeFVmnGw69aABfxo4QjK9RGm

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

nahui

C2

176.113.115.145:4125

Attributes
  • auth_value

    b9ed10946d21e28d58d0c72c535cde6f

Extracted

Family

amadey

Version

3.70

C2

77.91.124.207/plays/chapter/index.php

Targets

    • Target

      403c93b4504dc1589242f711190708b3d8b23a67adba757d6e9ebf0e636976d6

    • Size

      708KB

    • MD5

      95368d1dbae85720641a0b521a04e6bc

    • SHA1

      0d9f333f6e4de32f9357ecd6784d6713c4c28b6d

    • SHA256

      403c93b4504dc1589242f711190708b3d8b23a67adba757d6e9ebf0e636976d6

    • SHA512

      dabc157747b38b21860efd07f13a1572692d0ab62e8b1c8293881fd2368f288e8569c0e863cc85feffa636d5fdcb5dd9abb777567e513abac139645a438e1ebc

    • SSDEEP

      12288:QMrLy90Pyj6jJTc5HgRFV8J4aGw69aABY/axQx4Ktjc/zQacWWu9XG0DZ7:LyD6lTc5HeFVmnGw69aABfxo4QjK9RGm

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

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

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks