Overview

overview

9

Static

static

encomendas...uF.msi

windows7_x64

9

encomendas...uF.msi

windows10_x64

9

Sharing

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General

  • Target

    encomendas010-5u44cr2luF.msi

  • Size

    578KB

  • Sample

    211218-p3284afaf4

  • MD5

    d1c43bb1c9758eee8d2643731af9be7f

  • SHA1

    0614681917d21a1d06492583561643599d12d5ac

  • SHA256

    77178a444840db24cd1398ba699419627ae1ab61bdecda746abd3dd415bccd44

  • SHA512

    880ca382078957b3b27c289a9696ceac0add7140b11bfa1bd5335d92361682d43ed3d6c6166433dc90e6e7ecb20dffbb6e4bccd887c6cd15fd2478875ba12039

Score
9/10
evasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      encomendas010-5u44cr2luF.msi

    • Size

      578KB

    • MD5

      d1c43bb1c9758eee8d2643731af9be7f

    • SHA1

      0614681917d21a1d06492583561643599d12d5ac

    • SHA256

      77178a444840db24cd1398ba699419627ae1ab61bdecda746abd3dd415bccd44

    • SHA512

      880ca382078957b3b27c289a9696ceac0add7140b11bfa1bd5335d92361682d43ed3d6c6166433dc90e6e7ecb20dffbb6e4bccd887c6cd15fd2478875ba12039

    Score
    9/10
    evasionpersistencethemidatrojan

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

      evasion

    • Blocklisted process makes network request

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • 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

2
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks