Analysis
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max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
12-12-2024 11:55
Static task
static1
Behavioral task
behavioral1
Sample
b6c37e3d6c1e61c71f42e005774cae3f722a3273a91d6e29d27e9f76ab4ab934.msi
Resource
win7-20240708-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
b6c37e3d6c1e61c71f42e005774cae3f722a3273a91d6e29d27e9f76ab4ab934.msi
Resource
win10v2004-20241007-en
windows10-2004-x64
25 signatures
150 seconds
General
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Target
b6c37e3d6c1e61c71f42e005774cae3f722a3273a91d6e29d27e9f76ab4ab934.msi
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Size
1.8MB
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MD5
0d4245b805741f0d90e4a964971b0527
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SHA1
0828f6cbe30fc369eb62d9e992162870767489f5
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SHA256
b6c37e3d6c1e61c71f42e005774cae3f722a3273a91d6e29d27e9f76ab4ab934
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SHA512
be3c036f37be183201c4fadc3c1111b8ea0c2acf9d6f2eb1ce4e1dc4ffe4664ed91504e8fd83346257f10352f84cb701fb39057eb948fff038be3e3328e68371
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SSDEEP
24576:at9cpVDh1i+OG6gviWd2ZXY3kJh8b1sd7ptsn5t:tpRh1agVYtAkJSbCpyT
Score
7/10
Malware Config
Signatures
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Modifies file permissions 1 TTPs 2 IoCs
pid Process 1496 ICACLS.EXE 1976 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) \??\Q: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\S: 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) \??\R: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: 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) \??\W: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\W: 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\Logs\DPX\setuperr.log EXPAND.EXE File opened for modification C:\Windows\Installer\f76a90c.ipi msiexec.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File created C:\Windows\Installer\f76a90b.msi msiexec.exe File opened for modification C:\Windows\Installer\f76a90b.msi msiexec.exe File created C:\Windows\Installer\f76a90c.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSIAA05.tmp msiexec.exe File opened for modification C:\Windows\Logs\DPX\setupact.log EXPAND.EXE -
Loads dropped DLL 1 IoCs
pid Process 2256 MsiExec.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 2972 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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs 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\Microsoft\SystemCertificates\CA 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\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates 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\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2516 msiexec.exe 2516 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeShutdownPrivilege 2972 msiexec.exe Token: SeIncreaseQuotaPrivilege 2972 msiexec.exe Token: SeRestorePrivilege 2516 msiexec.exe Token: SeTakeOwnershipPrivilege 2516 msiexec.exe Token: SeSecurityPrivilege 2516 msiexec.exe Token: SeCreateTokenPrivilege 2972 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2972 msiexec.exe Token: SeLockMemoryPrivilege 2972 msiexec.exe Token: SeIncreaseQuotaPrivilege 2972 msiexec.exe Token: SeMachineAccountPrivilege 2972 msiexec.exe Token: SeTcbPrivilege 2972 msiexec.exe Token: SeSecurityPrivilege 2972 msiexec.exe Token: SeTakeOwnershipPrivilege 2972 msiexec.exe Token: SeLoadDriverPrivilege 2972 msiexec.exe Token: SeSystemProfilePrivilege 2972 msiexec.exe Token: SeSystemtimePrivilege 2972 msiexec.exe Token: SeProfSingleProcessPrivilege 2972 msiexec.exe Token: SeIncBasePriorityPrivilege 2972 msiexec.exe Token: SeCreatePagefilePrivilege 2972 msiexec.exe Token: SeCreatePermanentPrivilege 2972 msiexec.exe Token: SeBackupPrivilege 2972 msiexec.exe Token: SeRestorePrivilege 2972 msiexec.exe Token: SeShutdownPrivilege 2972 msiexec.exe Token: SeDebugPrivilege 2972 msiexec.exe Token: SeAuditPrivilege 2972 msiexec.exe Token: SeSystemEnvironmentPrivilege 2972 msiexec.exe Token: SeChangeNotifyPrivilege 2972 msiexec.exe Token: SeRemoteShutdownPrivilege 2972 msiexec.exe Token: SeUndockPrivilege 2972 msiexec.exe Token: SeSyncAgentPrivilege 2972 msiexec.exe Token: SeEnableDelegationPrivilege 2972 msiexec.exe Token: SeManageVolumePrivilege 2972 msiexec.exe Token: SeImpersonatePrivilege 2972 msiexec.exe Token: SeCreateGlobalPrivilege 2972 msiexec.exe Token: SeBackupPrivilege 2104 vssvc.exe Token: SeRestorePrivilege 2104 vssvc.exe Token: SeAuditPrivilege 2104 vssvc.exe Token: SeBackupPrivilege 2516 msiexec.exe Token: SeRestorePrivilege 2516 msiexec.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2964 DrvInst.exe Token: SeLoadDriverPrivilege 2964 DrvInst.exe Token: SeLoadDriverPrivilege 2964 DrvInst.exe Token: SeLoadDriverPrivilege 2964 DrvInst.exe Token: SeRestorePrivilege 2516 msiexec.exe Token: SeTakeOwnershipPrivilege 2516 msiexec.exe Token: SeRestorePrivilege 2516 msiexec.exe Token: SeTakeOwnershipPrivilege 2516 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2972 msiexec.exe 2972 msiexec.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2516 wrote to memory of 2256 2516 msiexec.exe 34 PID 2256 wrote to memory of 1976 2256 MsiExec.exe 35 PID 2256 wrote to memory of 1976 2256 MsiExec.exe 35 PID 2256 wrote to memory of 1976 2256 MsiExec.exe 35 PID 2256 wrote to memory of 1976 2256 MsiExec.exe 35 PID 2256 wrote to memory of 2712 2256 MsiExec.exe 37 PID 2256 wrote to memory of 2712 2256 MsiExec.exe 37 PID 2256 wrote to memory of 2712 2256 MsiExec.exe 37 PID 2256 wrote to memory of 2712 2256 MsiExec.exe 37 PID 2256 wrote to memory of 2212 2256 MsiExec.exe 39 PID 2256 wrote to memory of 2212 2256 MsiExec.exe 39 PID 2256 wrote to memory of 2212 2256 MsiExec.exe 39 PID 2256 wrote to memory of 2212 2256 MsiExec.exe 39 PID 2256 wrote to memory of 760 2256 MsiExec.exe 42 PID 2256 wrote to memory of 760 2256 MsiExec.exe 42 PID 2256 wrote to memory of 760 2256 MsiExec.exe 42 PID 2256 wrote to memory of 760 2256 MsiExec.exe 42 PID 2256 wrote to memory of 1496 2256 MsiExec.exe 44 PID 2256 wrote to memory of 1496 2256 MsiExec.exe 44 PID 2256 wrote to memory of 1496 2256 MsiExec.exe 44 PID 2256 wrote to memory of 1496 2256 MsiExec.exe 44 -
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\b6c37e3d6c1e61c71f42e005774cae3f722a3273a91d6e29d27e9f76ab4ab934.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2972
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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:2516 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding D03C22A44E86CE59C4A538DBA80EAD2E2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\ICACLS.EXE"C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-536e4c3b-c735-4bd3-bfe2-3c640d960d0a\." /SETINTEGRITYLEVEL (CI)(OI)HIGH3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:1976
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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:2712
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start msedge https://www.med.unc.edu/webguide/wp-content/uploads/sites/419/2019/07/AdobePDF.pdf3⤵
- System Location Discovery: System Language Discovery
PID:2212
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c rd /s /q "C:\Users\Admin\AppData\Local\Temp\MW-536e4c3b-c735-4bd3-bfe2-3c640d960d0a\files"3⤵
- System Location Discovery: System Language Discovery
PID:760
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C:\Windows\SysWOW64\ICACLS.EXE"C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-536e4c3b-c735-4bd3-bfe2-3c640d960d0a\." /SETINTEGRITYLEVEL (CI)(OI)LOW3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:1496
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2104
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "000000000000058C" "000000000000059C"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2964
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD50eb1dab24d3da5ed8b7c5ea63f6ba5a5
SHA113384e702c3dd018d5e553676639167f6f351174
SHA256d88f05a410a655e23d498bdfa307084f5d3771e29a51417aa5ce42044ef4fb56
SHA5126c07aa50cc944ac3be3a74c0bb3aa57b57df3e15ba3bf2a74eb4a5d7d4e3a2d4b055b0c5dec51e174c164b75465824037d1230b9e4375f54c18da568e3f94680
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Filesize
380B
MD5061d12e6739560ba7ebf5ba3e1d490e3
SHA1ee913704309d89bc898fa7f0617ca547167a0e02
SHA256bf0af7cb46a8169eac03172858c15a3ec896d8bb79bc4628dedacc8360bcfb0f
SHA51227944a1580e0a324658bce251dee3b161fff14a5d6b6e048f628da9acd70ab64e459e2cec26e6bada75ca7428c92becdc5b144f1a0ebeae95418dabb5c76aea1
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Filesize
1KB
MD5f87b30f19c4108a464a3c42707a969e1
SHA1e9ce16454586405115f114b7be6d3a81ac8a4486
SHA2561b4248d60bcdb1314928a506d21f431cd56f312abe76b6214e34f6a2cae13a16
SHA512be4442f50d3c4bebeda20bd02c3ed25e22e24be3487f0aa9b404bc5e48dbd6c53de004ea32b71788e6dbf5ba90155a090eac83911790de0f31094ea5f3e0d35f
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Filesize
1KB
MD5ad19d07bd95b2ed682eabb4a6655793a
SHA18c76a862a39e9d834efc3623845bc63446b556ac
SHA256e04b5a39bb15a047ccbe69597089875e1beab1955674807b39b25a8df3e4dccd
SHA51262124d5993c4fc3389d9c674fa2d85985bb24c647b28d020b4cd280f690c622042a83bcf38a08da4ad3dda7aa3f0d8eb11f45677a252ff5fd3b2870392322d83
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Filesize
208KB
MD50c8921bbcc37c6efd34faf44cf3b0cb5
SHA1dcfa71246157edcd09eecaf9d4c5e360b24b3e49
SHA256fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1
SHA512ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108