Overview

overview

10

Static

static

Factura Se...94.exe

windows7_x64

10

Factura Se...94.exe

windows10_x64

10

Sharing

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General

  • Target

    Factura Serfinanza051053709735077235764653194.exe

  • Size

    3.3MB

  • Sample

    210506-ctpzemhvaa

  • MD5

    8e3a6cfb86a8c0696133c3526fe9f04b

  • SHA1

    0f35083e3cbffe8eabd59f84c5a0e58c3a284c2a

  • SHA256

    673500aef66cdad3be016e872ca2cf17bd814857bf53f7ef24a0f534a3a47dcd

  • SHA512

    ed74bfc86a85b64ebddbc50a170ed63245f872a72a682c21a3b80776ebba8f54d3042b7750d7d61dcfde9b9b5884b277765cfae51c2ec538df6cffe4ba431b28

Score
10/10
remcosevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

C2

databasepropersonombrecomercialideasearchwords.services:3521

Targets

    • Target

      Factura Serfinanza051053709735077235764653194.exe

    • Size

      3.3MB

    • MD5

      8e3a6cfb86a8c0696133c3526fe9f04b

    • SHA1

      0f35083e3cbffe8eabd59f84c5a0e58c3a284c2a

    • SHA256

      673500aef66cdad3be016e872ca2cf17bd814857bf53f7ef24a0f534a3a47dcd

    • SHA512

      ed74bfc86a85b64ebddbc50a170ed63245f872a72a682c21a3b80776ebba8f54d3042b7750d7d61dcfde9b9b5884b277765cfae51c2ec538df6cffe4ba431b28

    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 NtSetInformationThreadHideFromDebugger

    • 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