Analysis
- max time kernel
152s - max time network
188s - platform
windows7_x64 - resource
win7v20210408 - submitted
07/10/2021, 15:00
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
- Target trehjugdr4et6u.msi
- Size 548KB
- Sample211007-sdchxscgfj
- SHA256 a69d27abd043cc676095f71300bf6b2368167536fcd4fe5342cf79a7e94fc2fe
- MD5 065e70c3b1e6841074a25aafa95e20bd
- SHA1 0a230bdb9e7baf228a63deefa489e2263e879eaa
- SHA512 3daf1be9ab90707cc706f58d3598f59f1f0fec4820eb8838041d9c3454b5daf12765005fb663f8501ab873ccfe8f67d02f8af87ea2e22389d9724e5a3d9c0f77
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- suricata: ET MALWARE MirrorBlast CnC Activity M2
suricata: ET MALWARE MirrorBlast CnC Activity M2
- suricata: ET MALWARE MirrorBlast CnC Activity M3
suricata: ET MALWARE MirrorBlast CnC Activity M3
- Executes dropped EXE 1 IoCs
pid Process 1840 rebol-view-278-3-1.exe - Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process 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 Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 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) \??\T: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\P: 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) \??\U: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\J: msiexec.exe - Drops file in Windows directory 9 IoCs
description ioc Process File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File created C:\Windows\Installer\f754220.ipi msiexec.exe File opened for modification C:\Windows\Installer\f754220.ipi msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File created C:\Windows\Installer\f75421f.msi msiexec.exe File opened for modification C:\Windows\Installer\f75421f.msi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI43E3.tmp msiexec.exe - Modifies data under HKEY_USERS 44 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\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\TrustedPeople\CRLs 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\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\Microsoft\SystemCertificates\Root\Certificates 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\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My 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\Microsoft\SystemCertificates\Disallowed\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\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\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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 Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\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\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs 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 Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs 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\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates 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 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1992 msiexec.exe 1992 msiexec.exe - Suspicious use of AdjustPrivilegeToken 59 IoCs
description pid Process Token: SeShutdownPrivilege 2020 msiexec.exe Token: SeIncreaseQuotaPrivilege 2020 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe Token: SeSecurityPrivilege 1992 msiexec.exe Token: SeCreateTokenPrivilege 2020 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2020 msiexec.exe Token: SeLockMemoryPrivilege 2020 msiexec.exe Token: SeIncreaseQuotaPrivilege 2020 msiexec.exe Token: SeMachineAccountPrivilege 2020 msiexec.exe Token: SeTcbPrivilege 2020 msiexec.exe Token: SeSecurityPrivilege 2020 msiexec.exe Token: SeTakeOwnershipPrivilege 2020 msiexec.exe Token: SeLoadDriverPrivilege 2020 msiexec.exe Token: SeSystemProfilePrivilege 2020 msiexec.exe Token: SeSystemtimePrivilege 2020 msiexec.exe Token: SeProfSingleProcessPrivilege 2020 msiexec.exe Token: SeIncBasePriorityPrivilege 2020 msiexec.exe Token: SeCreatePagefilePrivilege 2020 msiexec.exe Token: SeCreatePermanentPrivilege 2020 msiexec.exe Token: SeBackupPrivilege 2020 msiexec.exe Token: SeRestorePrivilege 2020 msiexec.exe Token: SeShutdownPrivilege 2020 msiexec.exe Token: SeDebugPrivilege 2020 msiexec.exe Token: SeAuditPrivilege 2020 msiexec.exe Token: SeSystemEnvironmentPrivilege 2020 msiexec.exe Token: SeChangeNotifyPrivilege 2020 msiexec.exe Token: SeRemoteShutdownPrivilege 2020 msiexec.exe Token: SeUndockPrivilege 2020 msiexec.exe Token: SeSyncAgentPrivilege 2020 msiexec.exe Token: SeEnableDelegationPrivilege 2020 msiexec.exe Token: SeManageVolumePrivilege 2020 msiexec.exe Token: SeImpersonatePrivilege 2020 msiexec.exe Token: SeCreateGlobalPrivilege 2020 msiexec.exe Token: SeBackupPrivilege 1720 vssvc.exe Token: SeRestorePrivilege 1720 vssvc.exe Token: SeAuditPrivilege 1720 vssvc.exe Token: SeBackupPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1540 DrvInst.exe Token: SeLoadDriverPrivilege 1540 DrvInst.exe Token: SeLoadDriverPrivilege 1540 DrvInst.exe Token: SeLoadDriverPrivilege 1540 DrvInst.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2020 msiexec.exe 2020 msiexec.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1992 wrote to memory of 1840 1992 msiexec.exe 31 PID 1992 wrote to memory of 1840 1992 msiexec.exe 31 PID 1992 wrote to memory of 1840 1992 msiexec.exe 31 PID 1992 wrote to memory of 1840 1992 msiexec.exe 31 PID 1840 wrote to memory of 864 1840 rebol-view-278-3-1.exe 32 PID 1840 wrote to memory of 864 1840 rebol-view-278-3-1.exe 32 PID 1840 wrote to memory of 864 1840 rebol-view-278-3-1.exe 32 PID 1840 wrote to memory of 864 1840 rebol-view-278-3-1.exe 32 PID 864 wrote to memory of 924 864 cmd.exe 34 PID 864 wrote to memory of 924 864 cmd.exe 34 PID 864 wrote to memory of 924 864 cmd.exe 34 PID 864 wrote to memory of 924 864 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:2020
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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:1992 -
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:1840 -
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:864 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ver4⤵PID:924
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1720
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot12" "" "" "6d110b0a3" "0000000000000000" "00000000000003A0" "0000000000000588"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1540