Analysis
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max time kernel
28s -
max time network
78s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
07-10-2021 13:51
Static task
static1
Behavioral task
behavioral1
Sample
trehjugdr4et6u.msi
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
trehjugdr4et6u.msi
Resource
win10-en-20210920
windows10_x64
0 signatures
0 seconds
General
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Target
trehjugdr4et6u.msi
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Size
548KB
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MD5
065e70c3b1e6841074a25aafa95e20bd
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SHA1
0a230bdb9e7baf228a63deefa489e2263e879eaa
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SHA256
a69d27abd043cc676095f71300bf6b2368167536fcd4fe5342cf79a7e94fc2fe
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SHA512
3daf1be9ab90707cc706f58d3598f59f1f0fec4820eb8838041d9c3454b5daf12765005fb663f8501ab873ccfe8f67d02f8af87ea2e22389d9724e5a3d9c0f77
Score
8/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1576 rebol-view-278-3-1.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\ msiexec.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run msiexec.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Chrome = "C:\\ProgramData\\Local\\Google\\rebol-view-278-3-1.exe -w -i -s C:\\ProgramData\\Local\\Google\\exemple.rb" msiexec.exe -
Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: 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) \??\J: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Y: msiexec.exe 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) \??\Z: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\G: msiexec.exe -
Drops file in Windows directory 9 IoCs
description ioc Process File created C:\Windows\Installer\f75843d.msi msiexec.exe File opened for modification C:\Windows\Installer\f75843d.msi msiexec.exe File created C:\Windows\Installer\f75843e.ipi msiexec.exe File opened for modification C:\Windows\Installer\f75843e.ipi msiexec.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\ msiexec.exe File opened for modification C:\Windows\Installer\MSI865F.tmp msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe -
Modifies data under HKEY_USERS 44 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\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\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\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\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\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\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\Microsoft\SystemCertificates\CA DrvInst.exe 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\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\WindowsPowerShell\v1.0\powershell.exe,-124 = "Document Encryption" DrvInst.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2036 msiexec.exe 2036 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 59 IoCs
description pid Process Token: SeShutdownPrivilege 1876 msiexec.exe Token: SeIncreaseQuotaPrivilege 1876 msiexec.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeTakeOwnershipPrivilege 2036 msiexec.exe Token: SeSecurityPrivilege 2036 msiexec.exe Token: SeCreateTokenPrivilege 1876 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1876 msiexec.exe Token: SeLockMemoryPrivilege 1876 msiexec.exe Token: SeIncreaseQuotaPrivilege 1876 msiexec.exe Token: SeMachineAccountPrivilege 1876 msiexec.exe Token: SeTcbPrivilege 1876 msiexec.exe Token: SeSecurityPrivilege 1876 msiexec.exe Token: SeTakeOwnershipPrivilege 1876 msiexec.exe Token: SeLoadDriverPrivilege 1876 msiexec.exe Token: SeSystemProfilePrivilege 1876 msiexec.exe Token: SeSystemtimePrivilege 1876 msiexec.exe Token: SeProfSingleProcessPrivilege 1876 msiexec.exe Token: SeIncBasePriorityPrivilege 1876 msiexec.exe Token: SeCreatePagefilePrivilege 1876 msiexec.exe Token: SeCreatePermanentPrivilege 1876 msiexec.exe Token: SeBackupPrivilege 1876 msiexec.exe Token: SeRestorePrivilege 1876 msiexec.exe Token: SeShutdownPrivilege 1876 msiexec.exe Token: SeDebugPrivilege 1876 msiexec.exe Token: SeAuditPrivilege 1876 msiexec.exe Token: SeSystemEnvironmentPrivilege 1876 msiexec.exe Token: SeChangeNotifyPrivilege 1876 msiexec.exe Token: SeRemoteShutdownPrivilege 1876 msiexec.exe Token: SeUndockPrivilege 1876 msiexec.exe Token: SeSyncAgentPrivilege 1876 msiexec.exe Token: SeEnableDelegationPrivilege 1876 msiexec.exe Token: SeManageVolumePrivilege 1876 msiexec.exe Token: SeImpersonatePrivilege 1876 msiexec.exe Token: SeCreateGlobalPrivilege 1876 msiexec.exe Token: SeBackupPrivilege 1380 vssvc.exe Token: SeRestorePrivilege 1380 vssvc.exe Token: SeAuditPrivilege 1380 vssvc.exe Token: SeBackupPrivilege 2036 msiexec.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 1604 DrvInst.exe Token: SeLoadDriverPrivilege 1604 DrvInst.exe Token: SeLoadDriverPrivilege 1604 DrvInst.exe Token: SeLoadDriverPrivilege 1604 DrvInst.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeTakeOwnershipPrivilege 2036 msiexec.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeTakeOwnershipPrivilege 2036 msiexec.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeTakeOwnershipPrivilege 2036 msiexec.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeTakeOwnershipPrivilege 2036 msiexec.exe Token: SeRestorePrivilege 2036 msiexec.exe Token: SeTakeOwnershipPrivilege 2036 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1876 msiexec.exe 1876 msiexec.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2036 wrote to memory of 1576 2036 msiexec.exe 31 PID 2036 wrote to memory of 1576 2036 msiexec.exe 31 PID 2036 wrote to memory of 1576 2036 msiexec.exe 31 PID 2036 wrote to memory of 1576 2036 msiexec.exe 31 PID 1576 wrote to memory of 1772 1576 rebol-view-278-3-1.exe 32 PID 1576 wrote to memory of 1772 1576 rebol-view-278-3-1.exe 32 PID 1576 wrote to memory of 1772 1576 rebol-view-278-3-1.exe 32 PID 1576 wrote to memory of 1772 1576 rebol-view-278-3-1.exe 32 PID 1772 wrote to memory of 324 1772 cmd.exe 34 PID 1772 wrote to memory of 324 1772 cmd.exe 34 PID 1772 wrote to memory of 324 1772 cmd.exe 34 PID 1772 wrote to memory of 324 1772 cmd.exe 34
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\trehjugdr4et6u.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1876
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\ProgramData\Local\Google\rebol-view-278-3-1.exe"C:\ProgramData\Local\Google\rebol-view-278-3-1.exe" -w -i -s C:\ProgramData\Local\Google\exemple.rb2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c echo %USERDOMAIN%\%USERNAME% > name && for /f "tokens=4-5 delims=. " %i in ('ver') do echo %i.%j > os && echo %PROCESSOR_ARCHITECTURE% > arch3⤵
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ver4⤵PID:324
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1380
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot12" "" "" "6d110b0a3" "0000000000000000" "00000000000005C0" "00000000000005BC"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1604