Overview

overview

9

Static

static

f297a592f8...15.exe

windows7-x64

9

f297a592f8...15.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 16:10

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General

  • Target

    f297a592f8ab3d35a62fa6ca892ea4666b71f81186f3eea8f19a75989a6eae15.exe

  • Size

    2.0MB

  • MD5

    5221cfbd3a54ca556584ff62e749a92e

  • SHA1

    8c37acbfdf16e10dfcf9a69053e7442aad5564b8

  • SHA256

    f297a592f8ab3d35a62fa6ca892ea4666b71f81186f3eea8f19a75989a6eae15

  • SHA512

    7d26b06fab6e33ce64e9504970cc2d4bd60eb09bfe0a0effe12b1db7a43c4083afd2e0eab2e1dcf6e37f912361a3ae25829059274527a1be4210d7a1b4411fd8

  • SSDEEP

    49152:/nTQ395X9KumgmGyrxGqg4rXu9jhbKW29DVokO:7K9KumgSXgijWEDWkO

Score
9/10
bootkitevasionpersistencetrojan

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f297a592f8ab3d35a62fa6ca892ea4666b71f81186f3eea8f19a75989a6eae15.exe
    "C:\Users\Admin\AppData\Local\Temp\f297a592f8ab3d35a62fa6ca892ea4666b71f81186f3eea8f19a75989a6eae15.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1628

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1628-54-0x0000000000400000-0x0000000000920000-memory.dmp

          Filesize

          5.1MB

          Download

        • memory/1628-55-0x0000000075211000-0x0000000075213000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1628-56-0x0000000077610000-0x0000000077790000-memory.dmp

          Filesize

          1.5MB

          Download

        • memory/1628-57-0x0000000000400000-0x0000000000920000-memory.dmp

          Filesize

          5.1MB

          Download

        • memory/1628-58-0x0000000077610000-0x0000000077790000-memory.dmp

          Filesize

          1.5MB

          Download