General

  • Target

    2cea5b043cb15fed1f5b3dc73d7209961364ff5a8235c99d7ef4ae4085b42280

  • Size

    844KB

  • Sample

    230411-mbtfrsbg74

  • MD5

    6cbe78218b0d801b87210e170eaa38c7

  • SHA1

    7247416af598f8df0ee6bfb8ac8cc4ebae48ff5f

  • SHA256

    2cea5b043cb15fed1f5b3dc73d7209961364ff5a8235c99d7ef4ae4085b42280

  • SHA512

    e8f50856ee1540f454a899a4005730ce8559d39e5b1ff1a9a96c84178d4a3b3dde60d1903511b5fa8a2fd8ff9cf7543eba69c09f0ab7f8640cca84f598ff4cab

  • SSDEEP

    24576:1y8SFm+OV5bYrrz/rxt4dp9GE7Oj50FU87zM:Q8umZ3I9tI73U8

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

      2cea5b043cb15fed1f5b3dc73d7209961364ff5a8235c99d7ef4ae4085b42280

    • Size

      844KB

    • MD5

      6cbe78218b0d801b87210e170eaa38c7

    • SHA1

      7247416af598f8df0ee6bfb8ac8cc4ebae48ff5f

    • SHA256

      2cea5b043cb15fed1f5b3dc73d7209961364ff5a8235c99d7ef4ae4085b42280

    • SHA512

      e8f50856ee1540f454a899a4005730ce8559d39e5b1ff1a9a96c84178d4a3b3dde60d1903511b5fa8a2fd8ff9cf7543eba69c09f0ab7f8640cca84f598ff4cab

    • SSDEEP

      24576:1y8SFm+OV5bYrrz/rxt4dp9GE7Oj50FU87zM:Q8umZ3I9tI73U8

    • 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