Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/07/2026, 02:11
Behavioral task
behavioral1
Sample
file.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
22 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win11ltsc2024-20260706-en
windows11-ltsc_2024-x64
23 signatures
150 seconds
General
- Target file.exe
- Size 159KB
- Sample260707-cl89vscy9k
- SHA256 1ba2b89f9601d1923c88bcb1643ab6b4c10a83dbae02975dbfafe76ebaac0431
- MD5 0257d8caf8776762f5e36d49f7ae563c
- SHA1 ace20f30fc820391f1827baffd1c4fb435ff8137
- SHA512 58168d07017a6d0850d630bd8578d23f319a1271461e85f48e4a6d06808395cb5dc338d0ea2856bb8dbf8d022ed20bed1f0b57f241032b8954675781a80e0b25
- SSDEEP 3072:16glyuxE4GsUPnliByocWepsrddeEflPgpJhPMe:16gDBGpvEByocWeAwqg32e
- TLSH T103F37D21F213D0B3D87718F12736B5B2F39E4D6C19996847EAE80F99BCA48236F05593
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Renames multiple (852) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation 68B9.tmp - Deletes itself 1 IoCs
pid Process 3816 68B9.tmp - Executes dropped EXE 1 IoCs
pid Process 3816 68B9.tmp - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops desktop.ini file(s) 2 IoCs
description ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-540052884-2969440504-464782435-1000\desktop.ini file.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-540052884-2969440504-464782435-1000\desktop.ini file.exe - Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Z: file.exe - Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
- Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\system32\spool\PRINTERS\00002.SPL splwow64.exe File created C:\Windows\system32\spool\PRINTERS\PPgptmr6x5c0w03aon893fddlfe.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPxl0pv5syg3d63la95ahum_9ee.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPn060emuedsa24b6blp2_t25qb.TMP printfilterpipelinesvc.exe - Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\2mh4siRya.bmp" file.exe Set value (str) \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\2mh4siRya.bmp" file.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
pid Process 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 3816 68B9.tmp - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 68B9.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ONENOTE.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU ONENOTE.EXE - Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\Desktop file.exe Set value (str) \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\Desktop\WallpaperStyle = "10" file.exe - Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.2mh4siRya file.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.2mh4siRya\ = "2mh4siRya" file.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\2mh4siRya\DefaultIcon file.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\2mh4siRya file.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\2mh4siRya\DefaultIcon\ = "C:\\ProgramData\\2mh4siRya.ico" file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe 2088 file.exe - Suspicious behavior: RenamesItself 26 IoCs
pid Process 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp 3816 68B9.tmp - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeDebugPrivilege 2088 file.exe Token: 36 2088 file.exe Token: SeImpersonatePrivilege 2088 file.exe Token: SeIncBasePriorityPrivilege 2088 file.exe Token: SeIncreaseQuotaPrivilege 2088 file.exe Token: 33 2088 file.exe Token: SeManageVolumePrivilege 2088 file.exe Token: SeProfSingleProcessPrivilege 2088 file.exe Token: SeRestorePrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSystemProfilePrivilege 2088 file.exe Token: SeTakeOwnershipPrivilege 2088 file.exe Token: SeShutdownPrivilege 2088 file.exe Token: SeDebugPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeBackupPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe Token: SeSecurityPrivilege 2088 file.exe - Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE 4720 ONENOTE.EXE - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2088 wrote to memory of 5968 2088 file.exe 89 PID 4828 wrote to memory of 4720 4828 printfilterpipelinesvc.exe 96 PID 2088 wrote to memory of 3816 2088 file.exe 97 PID 2088 wrote to memory of 3816 2088 file.exe 97 PID 3816 wrote to memory of 4220 3816 68B9.tmp 98
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
PID:5968
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C:\ProgramData\68B9.tmp"C:\ProgramData\68B9.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3816 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\68B9.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:4220
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:6008
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{5FC010AD-E4E8-499F-A87A-C404F3084F5D}.xps" 1342786387635900002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:4720
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Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\$Recycle.Bin\S-1-5-21-540052884-2969440504-464782435-1000\JJJJJJJJJJJ
- Size 129B
- SHA256 295f65d818dc459730ef9a98eeb60efd0fa78e6a10dfff8b273a73900aee5c0c
- MD5 eb3c3ed95f7e2da58397ff9ef73822c0
- SHA1 ed6d3c264ef4d91ba691e5ab0e47a7a7787b4c9b
- SHA512 59a6c67317dcf9118080bb842a6b519ad9090d24948128da6b9916bf6a5bb91100ab2b1e744a31ece40db606ab2f7cf6e0080bc8b070ef85cfc187a31c3d2bbc
- TLSH T1BFB09BF2CD5D5A6176C695441ADD1845470605D6554B97171C1F7353446396A42070C5
- MD5 SHA1 SHA512 TLSH
- Path C:\2mh4siRya.README.txt
- Size 324B
- SHA256 8e35fcb5e6e7e3741eb30839a7cd87e0d8163a39fb8bc26fec5937e97aac8ec6
- MD5 a239878edde4fb3bade331e371d87f88
- SHA1 4b6fcac2737e86ca68516d30b39922adff65558e
- SHA512 10cd75e5fa7747bafd4259f4a76131a63096c78c67aee1637b9868bd5cfa995c08458c1ebfb4f2873862a30e548835b79968a0daac7416116a3d58ee23fe0a8b
- TLSH T198E07DAB7BEDB0A91E271AAB9B358680206DE13A959C46D0F5470170D79247DC9CCCB0
- MD5 SHA1 SHA512 TLSH
- Path C:\ProgramData\68B9.tmp
- Size 14KB
- SHA256 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
- MD5 294e9f64cb1642dd89229fff0592856b
- SHA1 97b148c27f3da29ba7b18d6aee8a0db9102f47c9
- SHA512 b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
- SSDEEP 384:5cFP7VtpK4p+31Mzh79W5vM+ZyUgGq4BtMvAxXCRsi:A7Vf9p+qQ02y5HW6kX
- TLSH T15A52BECB73E75FCAF03B43740857340AB795BB062B966A92EDC4091E1DE66440A8743B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\DDDDDDDD
- Size 159KB
- SHA256 a02a5c212f45a71f613fb00fbad60a2e2e46bcf3e32cdcc05278df4f68f25e6f
- MD5 9ad90b878259d6060ef20e74a42a050c
- SHA1 2f9a3491565a14efbbf6893f6f937d41e29dd8f0
- SHA512 e49c72fc22451d64031459291cfd5ee58ed3fe6f2986e7749fed36d3ac4f54dc0836536c1a2bb5effa6ed522d0b3dc27d14e8b663830f7af6206446ff15c0fea
- SSDEEP 3072:+31BvU5zLgtMzZ1lIVa/hZ31BvU5zLgtMzZ1lIVa/hZ31BvU5zLz:485zkuzTma/r85zkuzTma/r85zX
- TLSH T174F3025518293D93CE0DBB5906BB6147E164FFC0206C1B851D5E4BB38088E53ABEBB7B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\{88E5425D-D57C-4921-9772-7B76314C1C7C}
- Size 4KB
- SHA256 ce63d1a0dfda6e723f8eec77b7c02f87e92bcd505e5a5a4091458ff4f454e11d
- MD5 99771a0068b0f65a51f3ec91881e7696
- SHA1 6015b22df5c42b7d1f1e1e600fdd54953479e253
- SHA512 6be202ae539007d58c60c5b0fc5ed829ff0af467159fe8eabf0c0bfbcab17e0d844527317cfbf9437c0ef745f9e171bef06ccf707db10a500d0571cd3631472b
- SSDEEP 6:RawnatFYyfB3h1RRXUnfmj9h3vPFK7ETVEDRujlw//0lweI/AWE5Rujd:RawnatFYyf9/Ufm3/xT+MWf/MU
- TLSH T1A2A1DF643F85D0A4E1549A3C2C93CBAA4A023DC98E5A02B3FDD8B32F0D32B809842360
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
- Size 4KB
- SHA256 095e636d2d67c1e4f05d7578bbb3f2d1d7cb9e1802b17c9396fbd22910181263
- MD5 318344ed4f7825f292b907a9502af06e
- SHA1 ab4d315db79984ab4938894ce6b48cce1b80e74f
- SHA512 d1c79818e1ab41c54f9a050ae3aa59b9537405d3ce571a8062c7a7d6652b3097365bdbdd6a855d4799b6ef0875df5d8b5757570154191a827db88947071a40c7
- SSDEEP 12:RawnatFYyfHj/UvAmyvxT+MW6/MpU8AuuoqJEIxA/L:YwabYyfHYYmyvxT+MypU8jS1Aj
- TLSH T1DFA17860BB80E018D190AB7C2D43CBBE0B01BD859D5A0377F9D4732E0C31B418E117A0
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path F:\$RECYCLE.BIN\S-1-5-21-540052884-2969440504-464782435-1000\DDDDDDDDDDD
- Size 129B
- SHA256 e422c4b36601e9028e917ecfb24b312b226181ee4f24afb05f7b39ef5a73bcf6
- MD5 e7e3460dd48a189ddca4996badf7e6ba
- SHA1 e803d78412c04095dc6b24d3c341b3abaaac576d
- SHA512 123dbcd68b4de5d65990e86434e3d0e7fc47fd38196077fb294898c1628545977219a293cd2ce9bf1759403d4df2317ee077602bb241dee88d61d455db8f9f96
- TLSH T16CB02B94100C4805921FA02381C89190496CCDDD833E511B04F3C011588C3CC1DC884E
- MD5 SHA1 SHA512 TLSH