Overview

overview

9

Static

static

Aplicativo Seguro.msi

windows7_x64

9

Aplicativo Seguro.msi

windows10-2004_x64

9

Sharing

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General

  • Target

    Demonstrativo_de_Pendencias.zip

  • Size

    8.8MB

  • Sample

    220622-yqfc8sacgn

  • MD5

    6ff7fd6d82436c481e3f5a7586ab720c

  • SHA1

    394d345a3539c5589e128227e794513848dbdf87

  • SHA256

    e215345053d1468b000078d1c0484a7752f228f61811b21c2b88142b2979ba74

  • SHA512

    ad6bdc03700e18f81da843c762ef4b68fdc06d82907934b93d387b6246c5be774dbe45e336255a04a735916218c58a28addcccf0af2be665db99a91bf7f3e7bd

Score
9/10
evasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      Aplicativo Seguro.msi

    • Size

      10.3MB

    • MD5

      49c3e11795b5d0099ff2d33a5559471b

    • SHA1

      d80f339bfaaf76794133be5e9364555636e6f68d

    • SHA256

      7321a205de31cb4c93f10a090316502922d9083dfc076c93903377f36ada3aca

    • SHA512

      515150687958abb273119a271dde066bbf491c884a22d744bc6564e1ef4b7266b695f4131c21f91352263a1a1111549da66304ad7f0d427f56fb100f94e56b88

    Score
    9/10
    evasionpersistencethemidatrojan

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks