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Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16/03/2024, 12:04
Static task
static1
Behavioral task
behavioral1
Sample
ce04875198cef6bd8f9e7453d6b06462.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ce04875198cef6bd8f9e7453d6b06462.exe
Resource
win10v2004-20240226-en
General
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Target
ce04875198cef6bd8f9e7453d6b06462.exe
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Size
194KB
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MD5
ce04875198cef6bd8f9e7453d6b06462
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SHA1
6d9fa99bedad7405273b52aae133ae60f04420ba
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SHA256
575b501bfddf2e0ddae1afc278a55318ff7e24039d2c9398a200ffd731bae4af
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SHA512
1809ec61fd15662d0ebdb123d6efc50cc262f7f7132b545ee735eb063fb1d066d4c6b58163793d0b89dd61b33d11f64344d6072eb51acd1cdb359ab36a5dc125
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SSDEEP
3072:gRz9A2PCaq7EyM0ODaId2nDCMAnBSufSG+ZUdQlNIEkPllhXXLJbSj38I3K/Hm:gR5A1T1J17neH8aWKdkNIEA3hXbhTHm
Malware Config
Signatures
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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-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation ce04875198cef6bd8f9e7453d6b06462.exe -
Loads dropped DLL 2 IoCs
pid Process 3620 ce04875198cef6bd8f9e7453d6b06462.exe 3620 ce04875198cef6bd8f9e7453d6b06462.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\lphcvtsj0eepe = "C:\\Windows\\system32\\lphcvtsj0eepe.exe" ce04875198cef6bd8f9e7453d6b06462.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\phcvtsj0eepe.bmp ce04875198cef6bd8f9e7453d6b06462.exe File created C:\Windows\SysWOW64\blphcvtsj0eepe.scr ce04875198cef6bd8f9e7453d6b06462.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\Wallpaper = "C:\\Windows\\system32\\phcvtsj0eepe.bmp" ce04875198cef6bd8f9e7453d6b06462.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters vssvc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.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 ce04875198cef6bd8f9e7453d6b06462.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ce04875198cef6bd8f9e7453d6b06462.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier ce04875198cef6bd8f9e7453d6b06462.exe -
Modifies Control Panel 8 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Colors\Background = "0 0 255" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\WallpaperStyle = "0" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\TileWallpaper = "0" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\OriginalWallpaper = "C:\\Windows\\system32\\phcvtsj0eepe.bmp" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\ConvertedWallpaper = "C:\\Windows\\system32\\phcvtsj0eepe.bmp" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\SCRNSAVE.EXE = "C:\\Windows\\system32\\blphcvtsj0eepe.scr" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\ScreenSaveActive = "1" ce04875198cef6bd8f9e7453d6b06462.exe Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\Desktop\ScreenSaveTimeOut = "600" ce04875198cef6bd8f9e7453d6b06462.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000_Classes\Local Settings ce04875198cef6bd8f9e7453d6b06462.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3620 ce04875198cef6bd8f9e7453d6b06462.exe 3620 ce04875198cef6bd8f9e7453d6b06462.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3620 ce04875198cef6bd8f9e7453d6b06462.exe -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeBackupPrivilege 4792 vssvc.exe Token: SeRestorePrivilege 4792 vssvc.exe Token: SeAuditPrivilege 4792 vssvc.exe Token: SeBackupPrivilege 4936 srtasks.exe Token: SeRestorePrivilege 4936 srtasks.exe Token: SeSecurityPrivilege 4936 srtasks.exe Token: SeTakeOwnershipPrivilege 4936 srtasks.exe Token: SeBackupPrivilege 4936 srtasks.exe Token: SeRestorePrivilege 4936 srtasks.exe Token: SeSecurityPrivilege 4936 srtasks.exe Token: SeTakeOwnershipPrivilege 4936 srtasks.exe Token: SeBackupPrivilege 4464 srtasks.exe Token: SeRestorePrivilege 4464 srtasks.exe Token: SeSecurityPrivilege 4464 srtasks.exe Token: SeTakeOwnershipPrivilege 4464 srtasks.exe Token: SeBackupPrivilege 4464 srtasks.exe Token: SeRestorePrivilege 4464 srtasks.exe Token: SeSecurityPrivilege 4464 srtasks.exe Token: SeTakeOwnershipPrivilege 4464 srtasks.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3620 wrote to memory of 3800 3620 ce04875198cef6bd8f9e7453d6b06462.exe 87 PID 3620 wrote to memory of 3800 3620 ce04875198cef6bd8f9e7453d6b06462.exe 87 PID 3620 wrote to memory of 3800 3620 ce04875198cef6bd8f9e7453d6b06462.exe 87 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\ce04875198cef6bd8f9e7453d6b06462.exe"C:\Users\Admin\AppData\Local\Temp\ce04875198cef6bd8f9e7453d6b06462.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Checks processor information in registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3620 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\.tt7C83.tmp.vbs"2⤵PID:3800
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4792
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:21⤵
- Suspicious use of AdjustPrivilegeToken
PID:4936
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C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:31⤵
- Suspicious use of AdjustPrivilegeToken
PID:4464
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1002B
MD59df700c8f6fd43fac0a89aef04214bbd
SHA16ec8bc6d4041ccf19757757c0da6592469f71c57
SHA2569ab6f2c3cc3965cd05f81d859bdfac3b25a5e70178f61ea677d31987c4e142fd
SHA5128bbcd322f3998c0f7d81884737ca313c1353ac7e3899f168fc8d44eafbe064193353b8b16f92113288ff2102c47623b542861440c414b8acf36d75c4ad645d4d
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Filesize
116KB
MD5b10a43b9044b488dc8c7d33b250cfebb
SHA150100ea46001cc84ec2047c2be142e8a44b94664
SHA2565f81ba145a4cf8afff3eeefc8f22b4c69dadcb3cce5ce63abcc54de3d04e3eb3
SHA51241f2539e0dd8405992f95ec3eeab166dd7d976f7e13b809d6706242f1aa5ccb6b2c92338caf155d43cff228f57da262a394804c602c1fd75652b0a0535c7b61c