Analysis
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max time kernel
25s -
max time network
24s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
06-03-2021 03:32
Behavioral task
behavioral1
Sample
XMLFC-NI_27.msi
Resource
win7v20201028
Behavioral task
behavioral2
Sample
XMLFC-NI_27.msi
Resource
win10v20201028
Errors
General
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Target
XMLFC-NI_27.msi
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Size
267KB
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MD5
3ba27f796d18104606b2f58744fb017c
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SHA1
cc253e24ab868e61419a78fc161a5546ce878bd6
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SHA256
e2eaa5496cb25b7d2866507d4fc494173588897b4d589b8322fc9635bac71e02
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SHA512
30fa4108697a1f80a3164318d953e585dee98965477e7dcbaf45d1e2194f648c0e4398ee55d3540b09897dfdbd934abed9c48141adddb41d1765109d7806320f
Malware Config
Signatures
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Blocklisted process makes network request 4 IoCs
Processes:
MsiExec.exeflow pid process 5 1240 MsiExec.exe 7 1240 MsiExec.exe 9 1240 MsiExec.exe 11 1240 MsiExec.exe -
Loads dropped DLL 2 IoCs
Processes:
MsiExec.exepid process 1240 MsiExec.exe 1240 MsiExec.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\äñìéÉéàßïyÞààÓÓv.App.Refresh.System = "C:\\ProgramData\\Exported Files\\äñìéÉéàßïyÞààÓÓv.App.Refresh.System.exe" reg.exe -
Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
msiexec.exemsiexec.exedescription ioc process File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\N: 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) \??\E: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe -
Drops file in Program Files directory 8 IoCs
Processes:
MsiExec.exedescription ioc process File opened for modification C:\PROGRA~3\EXPORT~1\build1 MsiExec.exe File created C:\PROGRA~3\EXPORT~1\msvcp120.dll MsiExec.exe File opened for modification C:\PROGRA~3\EXPORT~1\msvcp120.dll MsiExec.exe File created C:\PROGRA~3\EXPORT~1\msvcr120.dll MsiExec.exe File opened for modification C:\PROGRA~3\EXPORT~1\msvcr120.dll MsiExec.exe File created C:\PROGRA~3\EXPORT~1\Avira.OE.NativeCore.dll MsiExec.exe File opened for modification C:\PROGRA~3\EXPORT~1\Avira.OE.NativeCore.dll MsiExec.exe File created C:\PROGRA~3\EXPORT~1\build1 MsiExec.exe -
Drops file in Windows directory 8 IoCs
Processes:
msiexec.exedescription ioc process File opened for modification C:\Windows\Installer\MSI54E.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI697.tmp msiexec.exe File created C:\Windows\Installer\f740485.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI89A.tmp msiexec.exe File opened for modification C:\Windows\Installer\f740485.ipi msiexec.exe File created C:\Windows\Installer\f740483.msi msiexec.exe File opened for modification C:\Windows\Installer\f740483.msi msiexec.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
msiexec.exepid process 2004 msiexec.exe 2004 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 50 IoCs
Processes:
msiexec.exemsiexec.exeshutdown.exedescription pid process Token: SeShutdownPrivilege 1680 msiexec.exe Token: SeIncreaseQuotaPrivilege 1680 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeSecurityPrivilege 2004 msiexec.exe Token: SeCreateTokenPrivilege 1680 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1680 msiexec.exe Token: SeLockMemoryPrivilege 1680 msiexec.exe Token: SeIncreaseQuotaPrivilege 1680 msiexec.exe Token: SeMachineAccountPrivilege 1680 msiexec.exe Token: SeTcbPrivilege 1680 msiexec.exe Token: SeSecurityPrivilege 1680 msiexec.exe Token: SeTakeOwnershipPrivilege 1680 msiexec.exe Token: SeLoadDriverPrivilege 1680 msiexec.exe Token: SeSystemProfilePrivilege 1680 msiexec.exe Token: SeSystemtimePrivilege 1680 msiexec.exe Token: SeProfSingleProcessPrivilege 1680 msiexec.exe Token: SeIncBasePriorityPrivilege 1680 msiexec.exe Token: SeCreatePagefilePrivilege 1680 msiexec.exe Token: SeCreatePermanentPrivilege 1680 msiexec.exe Token: SeBackupPrivilege 1680 msiexec.exe Token: SeRestorePrivilege 1680 msiexec.exe Token: SeShutdownPrivilege 1680 msiexec.exe Token: SeDebugPrivilege 1680 msiexec.exe Token: SeAuditPrivilege 1680 msiexec.exe Token: SeSystemEnvironmentPrivilege 1680 msiexec.exe Token: SeChangeNotifyPrivilege 1680 msiexec.exe Token: SeRemoteShutdownPrivilege 1680 msiexec.exe Token: SeUndockPrivilege 1680 msiexec.exe Token: SeSyncAgentPrivilege 1680 msiexec.exe Token: SeEnableDelegationPrivilege 1680 msiexec.exe Token: SeManageVolumePrivilege 1680 msiexec.exe Token: SeImpersonatePrivilege 1680 msiexec.exe Token: SeCreateGlobalPrivilege 1680 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeShutdownPrivilege 1344 shutdown.exe Token: SeRemoteShutdownPrivilege 1344 shutdown.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe Token: SeRestorePrivilege 2004 msiexec.exe Token: SeTakeOwnershipPrivilege 2004 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
msiexec.exepid process 1680 msiexec.exe 1680 msiexec.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
msiexec.exeMsiExec.exedescription pid process target process PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 2004 wrote to memory of 1240 2004 msiexec.exe MsiExec.exe PID 1240 wrote to memory of 1532 1240 MsiExec.exe reg.exe PID 1240 wrote to memory of 1532 1240 MsiExec.exe reg.exe PID 1240 wrote to memory of 1532 1240 MsiExec.exe reg.exe PID 1240 wrote to memory of 1532 1240 MsiExec.exe reg.exe PID 1240 wrote to memory of 1344 1240 MsiExec.exe shutdown.exe PID 1240 wrote to memory of 1344 1240 MsiExec.exe shutdown.exe PID 1240 wrote to memory of 1344 1240 MsiExec.exe shutdown.exe PID 1240 wrote to memory of 1344 1240 MsiExec.exe shutdown.exe
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\XMLFC-NI_27.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
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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
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding A38CF1FC29A1A4DCBA7DCE3CDE7447712⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exe"C:\Windows\System32\reg.exe" ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "äñìéÉéàßïyÞààÓÓv.App.Refresh.System" /t REG_SZ /F /D "C:\ProgramData\Exported Files\äñìéÉéàßïyÞààÓÓv.App.Refresh.System.exe"3⤵
- Adds Run key to start application
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C:\WINDOWS\SysWOW64\shutdown.exe"C:\WINDOWS\system32\shutdown.exe" -r -t 1 -f3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wlrmdr.exe-s -1 -f 2 -t You are about to be logged off -m Windows will shut down in less than a minute. -a 31⤵
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x11⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MSI40139.LOGMD5
d9c40f6f5c907ba1209ea22dcb7637c3
SHA1592f49a2def68791a044faf9dae543204c09db8d
SHA25602d5b387b9c973a1d562e21ebc203aeee10c0afbf24d285f189d74695f777757
SHA512947fee27c31567136823783457872b66b7455f4ff88113e21a0cde395e878f5736fa8fb74054e69ed18cf487dadb402c2531191e79bb1e20071b226f25903340
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C:\Windows\Installer\MSI54E.tmpMD5
5c5bef05b6f3806106f8f3ce13401cc1
SHA16005fbe17f6e917ac45317552409d7a60976db14
SHA256f2f3ae8ca06f5cf320ca1d234a623bf55cf2b84c1d6dea3d85d5392e29aaf437
SHA51297933227b6002127385ace025f85a26358e47ee79c883f03180d474c15dbaf28a88492c8e53aefc0d305872edd27db0b4468da13e6f0337988f58d2ee35fd797
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C:\Windows\Installer\MSI697.tmpMD5
5c5bef05b6f3806106f8f3ce13401cc1
SHA16005fbe17f6e917ac45317552409d7a60976db14
SHA256f2f3ae8ca06f5cf320ca1d234a623bf55cf2b84c1d6dea3d85d5392e29aaf437
SHA51297933227b6002127385ace025f85a26358e47ee79c883f03180d474c15dbaf28a88492c8e53aefc0d305872edd27db0b4468da13e6f0337988f58d2ee35fd797
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\Windows\Installer\MSI54E.tmpMD5
5c5bef05b6f3806106f8f3ce13401cc1
SHA16005fbe17f6e917ac45317552409d7a60976db14
SHA256f2f3ae8ca06f5cf320ca1d234a623bf55cf2b84c1d6dea3d85d5392e29aaf437
SHA51297933227b6002127385ace025f85a26358e47ee79c883f03180d474c15dbaf28a88492c8e53aefc0d305872edd27db0b4468da13e6f0337988f58d2ee35fd797
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\Windows\Installer\MSI697.tmpMD5
5c5bef05b6f3806106f8f3ce13401cc1
SHA16005fbe17f6e917ac45317552409d7a60976db14
SHA256f2f3ae8ca06f5cf320ca1d234a623bf55cf2b84c1d6dea3d85d5392e29aaf437
SHA51297933227b6002127385ace025f85a26358e47ee79c883f03180d474c15dbaf28a88492c8e53aefc0d305872edd27db0b4468da13e6f0337988f58d2ee35fd797
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memory/540-21-0x00000000026F0000-0x00000000026F1000-memory.dmpFilesize
4KB
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memory/956-12-0x000007FEF68D0000-0x000007FEF6B4A000-memory.dmpFilesize
2.5MB
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memory/1240-11-0x0000000000350000-0x0000000000352000-memory.dmpFilesize
8KB
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memory/1240-6-0x00000000756A1000-0x00000000756A3000-memory.dmpFilesize
8KB
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memory/1240-5-0x0000000000000000-mapping.dmp
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memory/1344-14-0x0000000000000000-mapping.dmp
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memory/1532-13-0x0000000000000000-mapping.dmp
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memory/1648-19-0x00000000027C0000-0x00000000027C1000-memory.dmpFilesize
4KB
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memory/1680-2-0x000007FEFC2C1000-0x000007FEFC2C3000-memory.dmpFilesize
8KB
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memory/1680-17-0x0000000002130000-0x0000000002134000-memory.dmpFilesize
16KB
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memory/1704-16-0x00000000001A0000-0x00000000001A1000-memory.dmpFilesize
4KB