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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/12/2024, 02:57
Static task
static1
Behavioral task
behavioral1
Sample
aa283d1f02c6d3c83dcc1665e9944ed54705e6c46132276c3db208d043e6ca34.msi
Resource
win7-20240903-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
aa283d1f02c6d3c83dcc1665e9944ed54705e6c46132276c3db208d043e6ca34.msi
Resource
win10v2004-20241007-en
windows10-2004-x64
25 signatures
150 seconds
General
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Target
aa283d1f02c6d3c83dcc1665e9944ed54705e6c46132276c3db208d043e6ca34.msi
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Size
1.9MB
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MD5
8b77331198791037f336022ef7e269d2
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SHA1
c48ddd7547eec8417b295bcd00cbac3c34bd175b
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SHA256
aa283d1f02c6d3c83dcc1665e9944ed54705e6c46132276c3db208d043e6ca34
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SHA512
d841c91694094cbb1ea9b6f282748ec994c6bd0af3d037831481b9713c28dd8ae79149b93b7a30d2bcdde7875b42ad102ea81de6f99e6c4dd5f25ae7b5d947e5
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SSDEEP
24576:ht9cpVDhXukQS9k2+y4csX3+4OkoorlvRaLicTOUKX:WpRhX5VxP4XO4OKrPaLNazX
Score
7/10
Malware Config
Signatures
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Modifies file permissions 1 TTPs 2 IoCs
pid Process 1832 ICACLS.EXE 768 ICACLS.EXE -
Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe -
Drops file in Windows directory 11 IoCs
description ioc Process File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File opened for modification C:\Windows\Installer\f767aeb.ipi msiexec.exe File created C:\Windows\Installer\f767aeb.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI7BA5.tmp msiexec.exe File opened for modification C:\Windows\Logs\DPX\setupact.log EXPAND.EXE File opened for modification C:\Windows\Logs\DPX\setuperr.log EXPAND.EXE File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File created C:\Windows\Installer\f767aea.msi msiexec.exe File opened for modification C:\Windows\Installer\f767aea.msi msiexec.exe -
Loads dropped DLL 1 IoCs
pid Process 2312 MsiExec.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 2856 msiexec.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 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 MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ICACLS.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EXPAND.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ICACLS.EXE -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2464 msiexec.exe 2464 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeShutdownPrivilege 2856 msiexec.exe Token: SeIncreaseQuotaPrivilege 2856 msiexec.exe Token: SeRestorePrivilege 2464 msiexec.exe Token: SeTakeOwnershipPrivilege 2464 msiexec.exe Token: SeSecurityPrivilege 2464 msiexec.exe Token: SeCreateTokenPrivilege 2856 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2856 msiexec.exe Token: SeLockMemoryPrivilege 2856 msiexec.exe Token: SeIncreaseQuotaPrivilege 2856 msiexec.exe Token: SeMachineAccountPrivilege 2856 msiexec.exe Token: SeTcbPrivilege 2856 msiexec.exe Token: SeSecurityPrivilege 2856 msiexec.exe Token: SeTakeOwnershipPrivilege 2856 msiexec.exe Token: SeLoadDriverPrivilege 2856 msiexec.exe Token: SeSystemProfilePrivilege 2856 msiexec.exe Token: SeSystemtimePrivilege 2856 msiexec.exe Token: SeProfSingleProcessPrivilege 2856 msiexec.exe Token: SeIncBasePriorityPrivilege 2856 msiexec.exe Token: SeCreatePagefilePrivilege 2856 msiexec.exe Token: SeCreatePermanentPrivilege 2856 msiexec.exe Token: SeBackupPrivilege 2856 msiexec.exe Token: SeRestorePrivilege 2856 msiexec.exe Token: SeShutdownPrivilege 2856 msiexec.exe Token: SeDebugPrivilege 2856 msiexec.exe Token: SeAuditPrivilege 2856 msiexec.exe Token: SeSystemEnvironmentPrivilege 2856 msiexec.exe Token: SeChangeNotifyPrivilege 2856 msiexec.exe Token: SeRemoteShutdownPrivilege 2856 msiexec.exe Token: SeUndockPrivilege 2856 msiexec.exe Token: SeSyncAgentPrivilege 2856 msiexec.exe Token: SeEnableDelegationPrivilege 2856 msiexec.exe Token: SeManageVolumePrivilege 2856 msiexec.exe Token: SeImpersonatePrivilege 2856 msiexec.exe Token: SeCreateGlobalPrivilege 2856 msiexec.exe Token: SeBackupPrivilege 2656 vssvc.exe Token: SeRestorePrivilege 2656 vssvc.exe Token: SeAuditPrivilege 2656 vssvc.exe Token: SeBackupPrivilege 2464 msiexec.exe Token: SeRestorePrivilege 2464 msiexec.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeRestorePrivilege 988 DrvInst.exe Token: SeLoadDriverPrivilege 988 DrvInst.exe Token: SeLoadDriverPrivilege 988 DrvInst.exe Token: SeLoadDriverPrivilege 988 DrvInst.exe Token: SeRestorePrivilege 2464 msiexec.exe Token: SeTakeOwnershipPrivilege 2464 msiexec.exe Token: SeRestorePrivilege 2464 msiexec.exe Token: SeTakeOwnershipPrivilege 2464 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2856 msiexec.exe 2856 msiexec.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2464 wrote to memory of 2312 2464 msiexec.exe 34 PID 2312 wrote to memory of 1832 2312 MsiExec.exe 35 PID 2312 wrote to memory of 1832 2312 MsiExec.exe 35 PID 2312 wrote to memory of 1832 2312 MsiExec.exe 35 PID 2312 wrote to memory of 1832 2312 MsiExec.exe 35 PID 2312 wrote to memory of 1880 2312 MsiExec.exe 37 PID 2312 wrote to memory of 1880 2312 MsiExec.exe 37 PID 2312 wrote to memory of 1880 2312 MsiExec.exe 37 PID 2312 wrote to memory of 1880 2312 MsiExec.exe 37 PID 2312 wrote to memory of 1924 2312 MsiExec.exe 39 PID 2312 wrote to memory of 1924 2312 MsiExec.exe 39 PID 2312 wrote to memory of 1924 2312 MsiExec.exe 39 PID 2312 wrote to memory of 1924 2312 MsiExec.exe 39 PID 2312 wrote to memory of 1820 2312 MsiExec.exe 41 PID 2312 wrote to memory of 1820 2312 MsiExec.exe 41 PID 2312 wrote to memory of 1820 2312 MsiExec.exe 41 PID 2312 wrote to memory of 1820 2312 MsiExec.exe 41 PID 2312 wrote to memory of 768 2312 MsiExec.exe 43 PID 2312 wrote to memory of 768 2312 MsiExec.exe 43 PID 2312 wrote to memory of 768 2312 MsiExec.exe 43 PID 2312 wrote to memory of 768 2312 MsiExec.exe 43 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\aa283d1f02c6d3c83dcc1665e9944ed54705e6c46132276c3db208d043e6ca34.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2856
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding B6034E17A5FCDFB71C03003D248586862⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\SysWOW64\ICACLS.EXE"C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-332948e9-4ea2-49e8-908f-5013451e0ea2\." /SETINTEGRITYLEVEL (CI)(OI)HIGH3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:1832
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C:\Windows\SysWOW64\EXPAND.EXE"C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files3⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1880
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start msedge https://www.docusign.com/sites/default/files/Signature_Appliance_Client_Guide_8.0.pdf3⤵
- System Location Discovery: System Language Discovery
PID:1924
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c rd /s /q "C:\Users\Admin\AppData\Local\Temp\MW-332948e9-4ea2-49e8-908f-5013451e0ea2\files"3⤵
- System Location Discovery: System Language Discovery
PID:1820
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C:\Windows\SysWOW64\ICACLS.EXE"C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-332948e9-4ea2-49e8-908f-5013451e0ea2\." /SETINTEGRITYLEVEL (CI)(OI)LOW3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:768
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2656
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005A0" "000000000000030C"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:988
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD5809337e8fba896e6c6be38773398afd5
SHA1f1cf29e8175ba87b9b28a02dca9e5fb09f175027
SHA2566b956a5c80beb1085c7bb11f6386b31b718bbf59c59ee8bd83de2c0febe90aa3
SHA5124edf0a07ecb49a0af6b06621c06221e2fe5d48808cc305b59d4142c990474543bce0c6fb99677257a3dede9c6edcbaa8e613af31c3ad0cf0c21576a783ee19f2
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Filesize
380B
MD5d0c53ce4a08599b738f055d5a9d4436b
SHA11a395f02e5f1475e331c09858c674e686fe5cf83
SHA256bfcde3ae30317414ad5f47d5a3b2875dce8e74518ae6b937b61d56991cbc40a8
SHA51251a2b599e38ab8a94610e774eaa0490e98265b3ebb65274cb300d42bf0dd51dd7079cdbf91fe0f954f77da6136c9df1a251b612204bf53a180a2fe0ec521cefb
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Filesize
1KB
MD5dd98953e94f616708ef18b741b11f6a1
SHA190933a7e2c765c5111b2676cf64cf0604b1d8f8f
SHA2564de4f53545ea5a236ce3e81a86d421cc8d666ed81f058775903ec382e6e64bcd
SHA512e9170d472db22dba2d1c49d8a4b7c2fad22ec36db41e3d39c66d040624a8438790ccea184b7451984bd5b39e56c52e4b6d13e6e8e85f6b5570d5fda875c37a35
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Filesize
1KB
MD5a8dc66acb232485b3df3ba1dc3d0fd07
SHA1cecefaf1a6b9bd4add43752328fdf9f44bbef854
SHA256fbe9c2bdfa3f92ac679f0a2bc3647ec5c6bfebd2ade78387cebf0131b04ce44c
SHA512834fcf97e5b850b4cd4772e188f9a8d5a9cef6dbae5cc6a83984a90525a4149f2a60b92cf28b74ac0312b6b2c01c17d4397616325aed755d7b22cd75caaaf447
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Filesize
208KB
MD50c8921bbcc37c6efd34faf44cf3b0cb5
SHA1dcfa71246157edcd09eecaf9d4c5e360b24b3e49
SHA256fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1
SHA512ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108