Overview

overview

9

Static

static

3

78bbdc7efd...50.exe

windows7-x64

9

78bbdc7efd...50.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    78bbdc7efd2afa13ba43476c04afbe99108a1fd86a33923bc388ee569e090050

  • Size

    4.0MB

  • Sample

    240526-jvg1ascg24

  • MD5

    ff51d0152c58b9d85cf353eee7ff73ad

  • SHA1

    bc2aa9286fde02c12d6c7dff50c48ae02874a16a

  • SHA256

    78bbdc7efd2afa13ba43476c04afbe99108a1fd86a33923bc388ee569e090050

  • SHA512

    9370bc0483c9de3775b1e66a87773540dc45c86c2743868426a50e4ea85b52c8ef612e13b6ab808de9afc6441b3c5c4518de51cbac8a333aeaec7244af9a8d9b

  • SSDEEP

    98304:eSjiJiKlFDlv0WEe2kh8qZJcKObpEQIj6s1yCQx/ouxOq:eSjM1FDlv0WE0Jcxpv6yCKor

Score
9/10
bootkitevasionpersistencetrojanupx

Malware Config

Targets

    • Target

      78bbdc7efd2afa13ba43476c04afbe99108a1fd86a33923bc388ee569e090050

    • Size

      4.0MB

    • MD5

      ff51d0152c58b9d85cf353eee7ff73ad

    • SHA1

      bc2aa9286fde02c12d6c7dff50c48ae02874a16a

    • SHA256

      78bbdc7efd2afa13ba43476c04afbe99108a1fd86a33923bc388ee569e090050

    • SHA512

      9370bc0483c9de3775b1e66a87773540dc45c86c2743868426a50e4ea85b52c8ef612e13b6ab808de9afc6441b3c5c4518de51cbac8a333aeaec7244af9a8d9b

    • SSDEEP

      98304:eSjiJiKlFDlv0WEe2kh8qZJcKObpEQIj6s1yCQx/ouxOq:eSjM1FDlv0WE0Jcxpv6yCKor

    Score
    9/10
    bootkitevasionpersistencetrojanupx

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

      evasion

    • Checks BIOS information in registry

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks whether UAC is enabled

      evasiontrojan

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks