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Analysis
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max time kernel
154s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/03/2024, 19:48
Static task
static1
Behavioral task
behavioral1
Sample
vcredist2005_x64.exe
Resource
win7-20240221-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
vcredist2005_x64.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
vcredist2005_x64.exe
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Size
3.0MB
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MD5
56eaf4e1237c974f6984edc93972c123
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SHA1
ee916012783024dac67fc606457377932c826f05
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SHA256
0551a61c85b718e1fa015b0c3e3f4c4eea0637055536c00e7969286b4fa663e0
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SHA512
f8e15363e34db5b5445c41eea4dd80b2f682642cb8f1046f30ea4fb5f4f51b0b604f7bcb3000a35a7d3ba1d1bcc07df9b25e4533170c65640b2d137c19916736
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SSDEEP
49152:+r67+stI6RWGTAdyvlADUrpTmcOgohwJpEM5grO3oc1OXZViFeRyDErkLUMHzkRN:AM9l8pUr9m30L5grOQXZKAsErkbQRN
Score
6/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" vcredist2005_x64.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe -
Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process 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 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 -
Suspicious behavior: LoadsDriver 18 IoCs
pid Process 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 676 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found -
Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeShutdownPrivilege 3860 msiexec.exe Token: SeIncreaseQuotaPrivilege 3860 msiexec.exe Token: SeSecurityPrivilege 1800 msiexec.exe Token: SeCreateTokenPrivilege 3860 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 3860 msiexec.exe Token: SeLockMemoryPrivilege 3860 msiexec.exe Token: SeIncreaseQuotaPrivilege 3860 msiexec.exe Token: SeMachineAccountPrivilege 3860 msiexec.exe Token: SeTcbPrivilege 3860 msiexec.exe Token: SeSecurityPrivilege 3860 msiexec.exe Token: SeTakeOwnershipPrivilege 3860 msiexec.exe Token: SeLoadDriverPrivilege 3860 msiexec.exe Token: SeSystemProfilePrivilege 3860 msiexec.exe Token: SeSystemtimePrivilege 3860 msiexec.exe Token: SeProfSingleProcessPrivilege 3860 msiexec.exe Token: SeIncBasePriorityPrivilege 3860 msiexec.exe Token: SeCreatePagefilePrivilege 3860 msiexec.exe Token: SeCreatePermanentPrivilege 3860 msiexec.exe Token: SeBackupPrivilege 3860 msiexec.exe Token: SeRestorePrivilege 3860 msiexec.exe Token: SeShutdownPrivilege 3860 msiexec.exe Token: SeDebugPrivilege 3860 msiexec.exe Token: SeAuditPrivilege 3860 msiexec.exe Token: SeSystemEnvironmentPrivilege 3860 msiexec.exe Token: SeChangeNotifyPrivilege 3860 msiexec.exe Token: SeRemoteShutdownPrivilege 3860 msiexec.exe Token: SeUndockPrivilege 3860 msiexec.exe Token: SeSyncAgentPrivilege 3860 msiexec.exe Token: SeEnableDelegationPrivilege 3860 msiexec.exe Token: SeManageVolumePrivilege 3860 msiexec.exe Token: SeImpersonatePrivilege 3860 msiexec.exe Token: SeCreateGlobalPrivilege 3860 msiexec.exe Token: SeBackupPrivilege 5128 vssvc.exe Token: SeRestorePrivilege 5128 vssvc.exe Token: SeAuditPrivilege 5128 vssvc.exe Token: SeBackupPrivilege 1800 msiexec.exe Token: SeRestorePrivilege 1800 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3860 msiexec.exe 3860 msiexec.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5436 wrote to memory of 3860 5436 vcredist2005_x64.exe 99 PID 5436 wrote to memory of 3860 5436 vcredist2005_x64.exe 99 PID 5436 wrote to memory of 3860 5436 vcredist2005_x64.exe 99 -
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\vcredist2005_x64.exe"C:\Users\Admin\AppData\Local\Temp\vcredist2005_x64.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5436 -
C:\Windows\SysWOW64\msiexec.exemsiexec /i vcredist.msi2⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3860
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1800
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:81⤵PID:3476
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:5128
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.0MB
MD56dbdf338a0a25cdb236d43ea3ca2395e
SHA1685b6ea61e574e628392eaac8b10aff4309f1081
SHA256200fef5d4994523a02c4daa00060db28eb289b99d47fc6c1305183101e72bdeb
SHA5126b5b31c55cf72ab92b17fb6074b3901a1e6afe0796ef9bc831e4dfb97450376d2889cd24b1cf3fce60eb3c1bcd1b31254b5cfa3ef6107974dfa0b35c233daf5a