Analysis
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max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
21/02/2025, 21:01
Static task
static1
Behavioral task
behavioral1
Sample
setup538.msi
Resource
win7-20241010-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup538.msi
Resource
win10v2004-20250217-en
windows10-2004-x64
18 signatures
150 seconds
General
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Target
setup538.msi
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Size
1.8MB
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MD5
ed9c9eadb586f513e9b4d2da285c5c0f
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SHA1
a7beaa235b8bf96c8e28722704a78aea6dfe79b6
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SHA256
1734883d606ca520a119602419e1dca96649f7b56b38fb9649323788b8499524
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SHA512
5e9042ff9dfb69abe85b0d2aecfdc7286b021cb74ede6c301cf2b49d73f942cab03869a5caaf55748a1d158a9f25fb082aa89d6bfde499cbf1598b5e0125bec0
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SSDEEP
24576:Tt9cpVDhX6v0UYzNm+/Y10rAWR32bBNLG:spRhK8LzNmEYuv32bz6
Score
7/10
Malware Config
Signatures
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Modifies file permissions 1 TTPs 1 IoCs
pid Process 2340 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) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe -
Drops file in Windows directory 10 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\INF\setupapi.dev.log DrvInst.exe File opened for modification C:\Windows\Installer\MSI191C.tmp msiexec.exe File opened for modification C:\Windows\Logs\DPX\setuperr.log EXPAND.EXE File created C:\Windows\Installer\f771777.msi msiexec.exe File opened for modification C:\Windows\Installer\f771777.msi msiexec.exe File created C:\Windows\Installer\f771778.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Logs\DPX\setupact.log EXPAND.EXE -
Executes dropped EXE 1 IoCs
pid Process 2864 setup538.exe -
Loads dropped DLL 4 IoCs
pid Process 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe 2684 MsiExec.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 2044 msiexec.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 setup538.exe -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\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\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates 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 Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2348 msiexec.exe 2348 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeShutdownPrivilege 2044 msiexec.exe Token: SeIncreaseQuotaPrivilege 2044 msiexec.exe Token: SeRestorePrivilege 2348 msiexec.exe Token: SeTakeOwnershipPrivilege 2348 msiexec.exe Token: SeSecurityPrivilege 2348 msiexec.exe Token: SeCreateTokenPrivilege 2044 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2044 msiexec.exe Token: SeLockMemoryPrivilege 2044 msiexec.exe Token: SeIncreaseQuotaPrivilege 2044 msiexec.exe Token: SeMachineAccountPrivilege 2044 msiexec.exe Token: SeTcbPrivilege 2044 msiexec.exe Token: SeSecurityPrivilege 2044 msiexec.exe Token: SeTakeOwnershipPrivilege 2044 msiexec.exe Token: SeLoadDriverPrivilege 2044 msiexec.exe Token: SeSystemProfilePrivilege 2044 msiexec.exe Token: SeSystemtimePrivilege 2044 msiexec.exe Token: SeProfSingleProcessPrivilege 2044 msiexec.exe Token: SeIncBasePriorityPrivilege 2044 msiexec.exe Token: SeCreatePagefilePrivilege 2044 msiexec.exe Token: SeCreatePermanentPrivilege 2044 msiexec.exe Token: SeBackupPrivilege 2044 msiexec.exe Token: SeRestorePrivilege 2044 msiexec.exe Token: SeShutdownPrivilege 2044 msiexec.exe Token: SeDebugPrivilege 2044 msiexec.exe Token: SeAuditPrivilege 2044 msiexec.exe Token: SeSystemEnvironmentPrivilege 2044 msiexec.exe Token: SeChangeNotifyPrivilege 2044 msiexec.exe Token: SeRemoteShutdownPrivilege 2044 msiexec.exe Token: SeUndockPrivilege 2044 msiexec.exe Token: SeSyncAgentPrivilege 2044 msiexec.exe Token: SeEnableDelegationPrivilege 2044 msiexec.exe Token: SeManageVolumePrivilege 2044 msiexec.exe Token: SeImpersonatePrivilege 2044 msiexec.exe Token: SeCreateGlobalPrivilege 2044 msiexec.exe Token: SeBackupPrivilege 1972 vssvc.exe Token: SeRestorePrivilege 1972 vssvc.exe Token: SeAuditPrivilege 1972 vssvc.exe Token: SeBackupPrivilege 2348 msiexec.exe Token: SeRestorePrivilege 2348 msiexec.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2812 DrvInst.exe Token: SeLoadDriverPrivilege 2812 DrvInst.exe Token: SeLoadDriverPrivilege 2812 DrvInst.exe Token: SeLoadDriverPrivilege 2812 DrvInst.exe Token: SeRestorePrivilege 2348 msiexec.exe Token: SeTakeOwnershipPrivilege 2348 msiexec.exe Token: SeRestorePrivilege 2348 msiexec.exe Token: SeTakeOwnershipPrivilege 2348 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2044 msiexec.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2348 wrote to memory of 2684 2348 msiexec.exe 35 PID 2684 wrote to memory of 2340 2684 MsiExec.exe 36 PID 2684 wrote to memory of 2340 2684 MsiExec.exe 36 PID 2684 wrote to memory of 2340 2684 MsiExec.exe 36 PID 2684 wrote to memory of 2340 2684 MsiExec.exe 36 PID 2684 wrote to memory of 1488 2684 MsiExec.exe 38 PID 2684 wrote to memory of 1488 2684 MsiExec.exe 38 PID 2684 wrote to memory of 1488 2684 MsiExec.exe 38 PID 2684 wrote to memory of 1488 2684 MsiExec.exe 38 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 PID 2684 wrote to memory of 2864 2684 MsiExec.exe 40 -
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\setup538.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2044
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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:2348 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 57B6B6F131ADEDA7A3C7E90E29E480A32⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Windows\SysWOW64\ICACLS.EXE"C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-4e0d2565-902f-4361-873b-9eaabe4e486e\." /SETINTEGRITYLEVEL (CI)(OI)HIGH3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:2340
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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:1488
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C:\Users\Admin\AppData\Local\Temp\MW-4e0d2565-902f-4361-873b-9eaabe4e486e\files\setup538.exe"C:\Users\Admin\AppData\Local\Temp\MW-4e0d2565-902f-4361-873b-9eaabe4e486e\files\setup538.exe" /VERYSILENT /VERYSILENT3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2864
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1972
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000003C4" "00000000000003C0"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2812
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD553a430d7f3bd7ff3867cef169cad6d09
SHA14e79b50079fad9f0b16fb439ca35eeec73f5e058
SHA2564c467c1285fa6b327093504db05f052cea5b4adc2716a8c2bd9fae3647b5338d
SHA5129f0518145a24f6e61658b3eb8e3badbee7b22580a90befb5d79208acef0488298ac5bdc1abb322d1b7d9405ccfb42ca0e7bb591df1c8bb0cd3d7e5724004a891
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Filesize
1KB
MD5acd1dfaa067e852368853b9519966e35
SHA103eff3844463a6c2f69d3599eb120311e9f139dc
SHA256798908f8543a5a1f8f82594e6800e5a0f9a867c7f79b51abec69e60f48f25edc
SHA512a22e28bca14f1acd06a3c3ad17131f15475f7022bc47d717b0c567cd92cc7f9674f71ef507f4cf81ad72bf9d8623b6f186f3b8f80a07208c090972cbfa41d6b7
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Filesize
1KB
MD5eef795a68d2d68657a2a799c25e95960
SHA1db43849f90bba24e30a8c189c85d3e89ed5039af
SHA2564b159e1ae0d920b3d6d31e9756d1b39c5428fab55edfb04803437432997851e6
SHA512263855f8a66d99e87009f2098875a0bbabc2c03937912b72b6d982a5831e3478c291393a7835900ff91a22d946db1ddd64679a8d2ab97d5b290731c5b09e5329
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Filesize
208KB
MD50c8921bbcc37c6efd34faf44cf3b0cb5
SHA1dcfa71246157edcd09eecaf9d4c5e360b24b3e49
SHA256fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1
SHA512ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108