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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2024, 02:22

General

  • Target

    21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c.exe

  • Size

    1.9MB

  • MD5

    d1381747e84a8da71142388f0dc803c7

  • SHA1

    f60380e4addeb9500e85a52b905f940fc2294d74

  • SHA256

    21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c

  • SHA512

    3c25a6cd672e1418fb892c884d54390d590624d71fe9fa2d984f1c9bc490d8c0a87a8fe3c1dbc80ca69d6f580892a48e280c870acede4faefb8e6a0fbf30d643

  • SSDEEP

    49152:SUoof0X9n1kIkj0CDZkfnBnUU5eQ9v+2f3f2iYOP:SUog0NnpQ0c8KU5AEf27

Malware Config

Extracted

Family

gcleaner

C2

92.63.197.221

45.91.200.135

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Gcleaner family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 2 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c.exe
    "C:\Users\Admin\AppData\Local\Temp\21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\M6JHG9EK\download[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • memory/4844-24-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-42-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-3-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-4-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-26-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-7-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-11-0x0000000010000000-0x000000001001C000-memory.dmp

    Filesize

    112KB

  • memory/4844-15-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-17-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-19-0x0000000000401000-0x0000000000427000-memory.dmp

    Filesize

    152KB

  • memory/4844-20-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-22-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-2-0x0000000000401000-0x0000000000427000-memory.dmp

    Filesize

    152KB

  • memory/4844-1-0x0000000077E74000-0x0000000077E76000-memory.dmp

    Filesize

    8KB

  • memory/4844-6-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-29-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-30-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-31-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-32-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-36-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-39-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-40-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-41-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-0-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-43-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-44-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-45-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB

  • memory/4844-46-0x0000000000400000-0x0000000000C65000-memory.dmp

    Filesize

    8.4MB