Overview

overview

10

Static

static

ACTION2021.scr

windows7_x64

10

ACTION2021.scr

windows10_x64

10

Sharing

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General

  • Target

    ACTION2021.scr

  • Size

    1.4MB

  • Sample

    210106-8vzdnjlyfs

  • MD5

    c6ed7e791f0c36826d3c55e196dd7bd4

  • SHA1

    97e94a141b7d479fd14373f724ce3232c2b0c429

  • SHA256

    c39bdd8f7c69c3140ef920e2b1d5965310058c5fa425b871f4d7751d8291d55e

  • SHA512

    17b21afde88b6d4ebb2340da7fb506ee62da93172e62e8da7bd4cf505fbe0df305f65523b555b9804d938411f00571a2718ec4ca900482c264173e2a42121a4f

Score
10/10
remcosevasionpersistenceratspywaretrojan

Malware Config

Extracted

Family

remcos

C2

masters4733.sytes.net:8686

Targets

    • Target

      ACTION2021.scr

    • Size

      1.4MB

    • MD5

      c6ed7e791f0c36826d3c55e196dd7bd4

    • SHA1

      97e94a141b7d479fd14373f724ce3232c2b0c429

    • SHA256

      c39bdd8f7c69c3140ef920e2b1d5965310058c5fa425b871f4d7751d8291d55e

    • SHA512

      17b21afde88b6d4ebb2340da7fb506ee62da93172e62e8da7bd4cf505fbe0df305f65523b555b9804d938411f00571a2718ec4ca900482c264173e2a42121a4f

    Score
    10/10
    remcosevasionpersistenceratspywaretrojan

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • UAC bypass

      evasiontrojan

    • 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.

      spyware

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks