Analysis
- user interaction
yes - max time kernel
149s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/06/2026, 17:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Pretty Park.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
Pretty Park.exe
Resource
win11ltsc2024-20260618-en
6 signatures
150 seconds
General
- Target Pretty Park.exe
- Size 59KB
- Sample260620-vsblaaf16m
- SHA256 84578a9dc673175a92e089563b1ff1cbd4bac9cc68c3392fd77dd3720a2a3a2e
- MD5 28fa84c8e0799a79814d275f91b086b7
- SHA1 059842bae103d099aa07c2684444cb207b9eb5a3
- SHA512 7b0b80a6e062d4786bcf8151b45b55ac0e28eed36543e7ec30e222cd70d481b7b8a384a65a5c3afddf8c9ce17fdd8d1b90b22e04ca4d3a9251e3b8a0bcbd9bdf
- SSDEEP 768:seWUWTgA6SYAw7dlEv7y5CuhinybfiJbJV7esbdDIYQz/buqHml6OjwjK7DRRqHO:R/JNlEvG9hinFRbbVJ8UckuU
- TLSH T1DD53B08932D24C4CF3188434DC93AEAE4E51ECF9187522A373D8378E7A7A7B11C6E955
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4384 FILES32.VXD 3552 FILES32.VXD - Modifies system executable filetype association 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command Pretty Park.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "FILES32.VXD \"%1\" %*" Pretty Park.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command FILES32.VXD Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "FILES32.VXD \"%1\" %*" FILES32.VXD Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command FILES32.VXD Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "FILES32.VXD \"%1\" %*" FILES32.VXD - Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\FILES32.VXD Pretty Park.exe File created C:\Windows\SysWOW64\FILES32.VXD Pretty Park.exe File opened for modification C:\Windows\SysWOW64\FILES32.VXD FILES32.VXD File created C:\Windows\SysWOW64\FILES32.VXD FILES32.VXD File opened for modification C:\Windows\SysWOW64\FILES32.VXD FILES32.VXD File created C:\Windows\SysWOW64\FILES32.VXD FILES32.VXD - System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Pretty Park.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FILES32.VXD Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE - Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\PhishingFilter iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = c920445f55e3dc01 iexplore.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "677" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E1DDB601-6CCB-11F1-9D43-EE6109102029} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3060558771" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31260888" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31260888" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3063527787" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "488740809" iexplore.exe - Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command Pretty Park.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "FILES32.VXD \"%1\" %*" Pretty Park.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command FILES32.VXD Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "FILES32.VXD \"%1\" %*" FILES32.VXD Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command FILES32.VXD Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "FILES32.VXD \"%1\" %*" FILES32.VXD Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000_Classes\Local Settings OpenWith.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3632 OpenWith.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 672 Process not Found - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1212 iexplore.exe - Suspicious use of SetWindowsHookEx 23 IoCs
pid Process 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 3632 OpenWith.exe 1212 iexplore.exe 1212 iexplore.exe 1068 IEXPLORE.EXE 1068 IEXPLORE.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4508 wrote to memory of 4384 4508 Pretty Park.exe 85 PID 4508 wrote to memory of 3552 4508 Pretty Park.exe 86 PID 3632 wrote to memory of 1212 3632 OpenWith.exe 109 PID 1212 wrote to memory of 1068 1212 iexplore.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\Pretty Park.exe"C:\Users\Admin\AppData\Local\Temp\Pretty Park.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Windows\SysWOW64\FILES32.VXDC:\Windows\system32\FILES32.VXD sspipes.scr s2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:4384
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C:\Windows\SysWOW64\FILES32.VXDC:\Windows\system32\FILES32.VXD Canalisations 3D.scr s2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Drops file in System32 directory
- Modifies registry class
PID:3552
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3632 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Program Files\Google\Chrome\Application\chrome.exe2⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1212 CREDAT:17410 /prefetch:23⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1068
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
- Size 471B
- SHA256 a42556b441c1905e24b49c018f80f2a53a0220ed1c5ab1401d4a674e28944d87
- MD5 b3b6a79be9111d5afffd2ab71fb74589
- SHA1 bb181e9d6138b164d4a03276a9031801f274efc3
- SHA512 9c7273e38f4378ae960a3c7e5303738045f28bba3b5079941faf8c5b24b9ad4c602fd1881e1d7105d4617ba35e2c1dac631621057e1ce6c230eb230b1c3f76bf
- TLSH T149F09703C0BFF456AFA084EC429A067D2230A33A18200A19B278A1A648A4A78DE33428
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
- Size 416B
- SHA256 a3303dddcc1ff9d63f43d03062aac288513bd273b0e74a7d326c04b2ca89803f
- MD5 7482b90b37d68243f63349d5ddc20563
- SHA1 376118e879f16b05b7f4a49083fd35120a305dae
- SHA512 cab0dd51348527deee58c52843d6a3646d84aaeae33674deeb2c4725b009122a8b79c46de19ac1ef1e4395354f6c5ac12b6e3bbf4bf6ea212a24788a93a097f2
- TLSH T1CDE0C02811FE416FE5E8D47687D57921546DF022052C93F82AC85B04F702740FC13929
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6HU372F7\suggestions[1].en-US
- Size 17KB
- SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
- MD5 5a34cb996293fde2cb7a4ac89587393a
- SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
- SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
- SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
- TLSH T13A823E4E61D88F57EA47B6B2D9084EA702E0C8794716DB93D62CFE63CDE33B25D02161
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\FILES32.VXD
- Size 59KB
- SHA256 84578a9dc673175a92e089563b1ff1cbd4bac9cc68c3392fd77dd3720a2a3a2e
- MD5 28fa84c8e0799a79814d275f91b086b7
- SHA1 059842bae103d099aa07c2684444cb207b9eb5a3
- SHA512 7b0b80a6e062d4786bcf8151b45b55ac0e28eed36543e7ec30e222cd70d481b7b8a384a65a5c3afddf8c9ce17fdd8d1b90b22e04ca4d3a9251e3b8a0bcbd9bdf
- SSDEEP 768:seWUWTgA6SYAw7dlEv7y5CuhinybfiJbJV7esbdDIYQz/buqHml6OjwjK7DRRqHO:R/JNlEvG9hinFRbbVJ8UckuU
- TLSH T1DD53B08932D24C4CF3188434DC93AEAE4E51ECF9187522A373D8378E7A7A7B11C6E955
- MD5 SHA1 SHA512 SSDEEP TLSH