Overview

overview

10

Static

static

Factura Se...22.exe

windows7_x64

10

Factura Se...22.exe

windows10_x64

10

Sharing

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General

  • Target

    Factura Serfinanza095207277561125631669632022.exe

  • Size

    179KB

  • Sample

    210423-4yftkmndl2

  • MD5

    289184d1dd4eea5bcac7d4d2a6441ea7

  • SHA1

    8714529d874e8928fdcc10c968587c9755a60e12

  • SHA256

    d5da11c22f87af583d01eb5f0f1afb6c7e471659b9736a4c80745a082f2ffe37

  • SHA512

    9c2d1e9b80925b9e91b5361cf305828a117d652eebe1c122434b1e0c831f382a262cd8449acc66f40efe51ed5b6d44bd3d63f6b709b8666161e040ba45745670

Score
10/10
remcosevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

C2

databasepropersonombrecomercialideasearchwords.services:3521

Targets

    • Target

      Factura Serfinanza095207277561125631669632022.exe

    • Size

      179KB

    • MD5

      289184d1dd4eea5bcac7d4d2a6441ea7

    • SHA1

      8714529d874e8928fdcc10c968587c9755a60e12

    • SHA256

      d5da11c22f87af583d01eb5f0f1afb6c7e471659b9736a4c80745a082f2ffe37

    • SHA512

      9c2d1e9b80925b9e91b5361cf305828a117d652eebe1c122434b1e0c831f382a262cd8449acc66f40efe51ed5b6d44bd3d63f6b709b8666161e040ba45745670

    Score
    10/10
    remcosevasionpersistencerattrojan

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Remcos

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

      ratremcos

    • Turns off Windows Defender SpyNet reporting

      evasion

    • Windows security bypass

      evasiontrojan

    • Nirsoft

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

4
T1089

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks