Analysis

  • max time kernel
    39s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 13:43

General

  • Target

    26964ecacec813a1edbb31ad8bbb8d141e1a09f8dc447ef0ffc3e4c143509f0b.exe

  • Size

    5.9MB

  • MD5

    adf12b8df1c790f7f49b60936cc32ce5

  • SHA1

    bb3d6d2a8538456df2a845dc540e67706d892fd2

  • SHA256

    26964ecacec813a1edbb31ad8bbb8d141e1a09f8dc447ef0ffc3e4c143509f0b

  • SHA512

    d26f65a7c7e78fc8277d8148a458ea23c48da3ab278d3833f697fb6901974307d5f06615268e30bcdb58a032823b2ae5493acd117c3f7795b74d6022039c963b

  • SSDEEP

    98304:V6SdxV6zRhld9E1BlYb9uto2jgrGeweoSYp2prwvLWaNFXvow17IugzlHbGSZBN4:PV8ld98BlON2jnbNswvBXvowJgzl7GSO

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 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Themida packer 5 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26964ecacec813a1edbb31ad8bbb8d141e1a09f8dc447ef0ffc3e4c143509f0b.exe
    "C:\Users\Admin\AppData\Local\Temp\26964ecacec813a1edbb31ad8bbb8d141e1a09f8dc447ef0ffc3e4c143509f0b.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
    PID:1916

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\6adc3f77-897a-4f4f-81ba-bbc943ef46a2\AgileDotNetRT.dll
    Filesize

    2.3MB

    MD5

    105e678e6ee84e0fa7fbe34df1f9639c

    SHA1

    17e4d775f4405e3a81a793b5bf775e9c95da5af9

    SHA256

    4ef4551d44fde6e46c470314b0b89f6418a54eee3f1ad9eb7456b2a20e3065a2

    SHA512

    3a15a2f188a4f572923d1999a77ef6d14b243d1c0e3a4442b5a6825756b93b40e2c6197d106df62ae3b427c62ff6b21fc2fe8181a3b6709e9991f1ddd36e5689

  • memory/1916-54-0x0000000000810000-0x0000000000DF8000-memory.dmp
    Filesize

    5.9MB

  • memory/1916-56-0x0000000075C51000-0x0000000075C53000-memory.dmp
    Filesize

    8KB

  • memory/1916-57-0x0000000070590000-0x0000000070BA9000-memory.dmp
    Filesize

    6.1MB

  • memory/1916-58-0x0000000070590000-0x0000000070BA9000-memory.dmp
    Filesize

    6.1MB

  • memory/1916-59-0x00000000748C0000-0x0000000074940000-memory.dmp
    Filesize

    512KB

  • memory/1916-60-0x0000000070590000-0x0000000070BA9000-memory.dmp
    Filesize

    6.1MB

  • memory/1916-61-0x0000000077260000-0x00000000773E0000-memory.dmp
    Filesize

    1.5MB

  • memory/1916-62-0x0000000070590000-0x0000000070BA9000-memory.dmp
    Filesize

    6.1MB

  • memory/1916-63-0x0000000077260000-0x00000000773E0000-memory.dmp
    Filesize

    1.5MB