Analysis

  • max time kernel
    140s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-05-2024 00:42

General

  • Target

    81e8aa34984a29b9f5e1e017fcdc76c06a8da2c26edbe4e45ad4a088aac5b327.exe

  • Size

    4.1MB

  • MD5

    6188d5ecaa97c6835ae4d613b354c796

  • SHA1

    38292568f78035f6514eb4ec32fcf71226904393

  • SHA256

    81e8aa34984a29b9f5e1e017fcdc76c06a8da2c26edbe4e45ad4a088aac5b327

  • SHA512

    fae071f40248873d4170054f5028e854ea67b8cc7e310fbd4102a347ba7fa38b9b59c79c780d5d2db65abbf1518f60c5ef056972488bfe92f6b89cb4fa57f897

  • SSDEEP

    98304:KEc1bNmfyMj4ryXdLdiXx+Rton9QTj53C8f93S8b+m9axAm:KhNmaMj4rOwxwton0jNeGmA

Score
9/10

Malware Config

Signatures

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

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

  • Loads dropped DLL 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81e8aa34984a29b9f5e1e017fcdc76c06a8da2c26edbe4e45ad4a088aac5b327.exe
    "C:\Users\Admin\AppData\Local\Temp\81e8aa34984a29b9f5e1e017fcdc76c06a8da2c26edbe4e45ad4a088aac5b327.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Microsoft.Web.WebView2.Core.dll

    Filesize

    418KB

    MD5

    f342d254fdd33e76b2fd6a3f8b517de3

    SHA1

    79c91621ea96a6635e3934e9b46dcf23d1fc762e

    SHA256

    8ccde337ed97230a54e20db8608e3e74e6dbe3f4d153846a07484c2fa5ae596a

    SHA512

    618963615db38d9ead4855555e7ca7558b0f3c9cc425a950e3f3457d49a5b50645fc9718a0693398d07bc1d822067e9fd8289d45f889586884daf25aedeb6cba

  • memory/3396-30-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-0-0x0000000000FC0000-0x00000000019FC000-memory.dmp

    Filesize

    10.2MB

  • memory/3396-5-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-32-0x000000000AE90000-0x000000000AE9E000-memory.dmp

    Filesize

    56KB

  • memory/3396-8-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-2-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-1-0x00000000767B0000-0x00000000767B1000-memory.dmp

    Filesize

    4KB

  • memory/3396-31-0x000000000AEC0000-0x000000000AEF8000-memory.dmp

    Filesize

    224KB

  • memory/3396-9-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-19-0x0000000000FC0000-0x00000000019FC000-memory.dmp

    Filesize

    10.2MB

  • memory/3396-20-0x0000000000FC0000-0x00000000019FC000-memory.dmp

    Filesize

    10.2MB

  • memory/3396-21-0x0000000006240000-0x000000000638A000-memory.dmp

    Filesize

    1.3MB

  • memory/3396-22-0x0000000006A30000-0x0000000006FD4000-memory.dmp

    Filesize

    5.6MB

  • memory/3396-39-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/3396-29-0x000000000AE40000-0x000000000AE48000-memory.dmp

    Filesize

    32KB

  • memory/3396-4-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-3-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-6-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-23-0x0000000006550000-0x00000000065E2000-memory.dmp

    Filesize

    584KB

  • memory/3396-37-0x000000000AF30000-0x000000000AF3A000-memory.dmp

    Filesize

    40KB

  • memory/3396-36-0x000000000BDE0000-0x000000000BE4C000-memory.dmp

    Filesize

    432KB

  • memory/3396-40-0x000000000BDA0000-0x000000000BDAA000-memory.dmp

    Filesize

    40KB

  • memory/3396-7-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-41-0x0000000000FC0000-0x00000000019FC000-memory.dmp

    Filesize

    10.2MB

  • memory/3396-43-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-44-0x00000000767B0000-0x00000000767B1000-memory.dmp

    Filesize

    4KB

  • memory/3396-45-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-46-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-47-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-49-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-48-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-51-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB

  • memory/3396-52-0x0000000076790000-0x0000000076880000-memory.dmp

    Filesize

    960KB