Analysis
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max time kernel
142s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/10/2024, 00:10
Static task
static1
General
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Target
SFMC-1.0.15.5-Setup-Full.exe
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Size
2.8MB
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MD5
d6695fff359feb51af51cc379dd28c65
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SHA1
16c24eaeea9f35da5713bf1bc93cb33f5445f4fc
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SHA256
40cb94e431dac4df195e08238d262a416ec313c1e8acdf4b58231297dc2439c2
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SHA512
ca59b2202a0ec68f78db20fc653bbcc2c169bb55a24c3fccc14352be858efddabdb3b3fa3cdcb606281144a6194b815060634f6ac895f03be3c0f53196f921f4
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SSDEEP
49152:QqhznQaNha3Ge2dmTAEfrzRT1OxiGrcO4ELxRpOiaOYxMMui1XRhxQaNHRW7CLbB:d1QA6dSqAQhYdOlEi1X1aCvmA
Malware Config
Signatures
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Possible privilege escalation attempt 2 IoCs
pid Process 1912 takeown.exe 2032 icacls.exe -
Executes dropped EXE 2 IoCs
pid Process 2540 SFMC-1.0.15.5-Setup-Full.tmp 476 MCThemerUI.exe -
Loads dropped DLL 6 IoCs
pid Process 2332 SFMC-1.0.15.5-Setup-Full.exe 2540 SFMC-1.0.15.5-Setup-Full.tmp 2540 SFMC-1.0.15.5-Setup-Full.tmp 2540 SFMC-1.0.15.5-Setup-Full.tmp 2540 SFMC-1.0.15.5-Setup-Full.tmp 2540 SFMC-1.0.15.5-Setup-Full.tmp -
Modifies file permissions 1 TTPs 2 IoCs
pid Process 2032 icacls.exe 1912 takeown.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 8 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\System Functions Software\Media Center Themer\unins000.dat SFMC-1.0.15.5-Setup-Full.tmp File opened for modification C:\Program Files (x86)\System Functions Software\Media Center Themer\ICSharpCode.SharpZipLib.dll SFMC-1.0.15.5-Setup-Full.tmp File opened for modification C:\Program Files (x86)\System Functions Software\Media Center Themer\MCThemerUI.exe SFMC-1.0.15.5-Setup-Full.tmp File created C:\Program Files (x86)\System Functions Software\Media Center Themer\unins000.dat SFMC-1.0.15.5-Setup-Full.tmp File created C:\Program Files (x86)\System Functions Software\Media Center Themer\is-RTM0R.tmp SFMC-1.0.15.5-Setup-Full.tmp File created C:\Program Files (x86)\System Functions Software\Media Center Themer\is-PKQUK.tmp SFMC-1.0.15.5-Setup-Full.tmp File created C:\Program Files (x86)\System Functions Software\Media Center Themer\is-MKR5R.tmp SFMC-1.0.15.5-Setup-Full.tmp File created C:\Program Files (x86)\System Functions Software\Media Center Themer\is-FCA54.tmp SFMC-1.0.15.5-Setup-Full.tmp -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\ehome\backups\Microsoft.MediaCenter.Shell.dll MCThemerUI.exe File created C:\Windows\ehome\ehres.dll MCThemerUI.exe File created C:\Windows\ehome\backups\ehres.dll MCThemerUI.exe File opened for modification C:\Windows\ehome\backups\ehres.dll MCThemerUI.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 SFMC-1.0.15.5-Setup-Full.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SFMC-1.0.15.5-Setup-Full.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe -
Kills process with taskkill 1 IoCs
pid Process 2936 taskkill.exe -
Modifies registry class 42 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mct\DefaultIcon MCThemerUI.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_FolderType = "{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}" MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC} MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\Sort = 000000000000000000000000000000000200000030f125b7ef471a10a5f102608c9eebac0a0000000100000030f125b7ef471a10a5f102608c9eebac0e000000ffffffff MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\FFlags = "1" MCThemerUI.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mct_auto_file\shell\open\command\ = "\"C:\\Program Files (x86)\\System Functions Software\\Media Center Themer\\MCThemerUI.exe\" \"%1\"" MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000 MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\Mode = "4" MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\FFlags = "1092616257" MCThemerUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mct MCThemerUI.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mct_auto_file\ = "Media Center Theme data file" MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewVersion = "0" MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\IconSize = "16" MCThemerUI.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mct\DefaultIcon\ = "\"C:\\ProgramData\\System Functions Software\\MediaCenterThemer\\MCT-Icon.ico\"" MCThemerUI.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mct\ = "mct_auto_file" MCThemerUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mct_auto_file MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f4225481e03947bc34db131e946b44c8dd50000 MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff MCThemerUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mct_auto_file\shell MCThemerUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mct_auto_file\shell\open MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9} MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\LogicalViewMode = "1" MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000007800000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000 MCThemerUI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mct_auto_file\shell\open\command MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 MCThemerUI.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}" MCThemerUI.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\ComDlg\{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}\{82BA0782-5B7A-4569-B5D7-EC83085F08CC}\FFlags = "1092616193" MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings MCThemerUI.exe Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 MCThemerUI.exe Set value (data) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 MCThemerUI.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2540 SFMC-1.0.15.5-Setup-Full.tmp 2540 SFMC-1.0.15.5-Setup-Full.tmp -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 476 MCThemerUI.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2936 taskkill.exe Token: SeTakeOwnershipPrivilege 1912 takeown.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2540 SFMC-1.0.15.5-Setup-Full.tmp -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 476 MCThemerUI.exe 476 MCThemerUI.exe 476 MCThemerUI.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2332 wrote to memory of 2540 2332 SFMC-1.0.15.5-Setup-Full.exe 31 PID 2540 wrote to memory of 2936 2540 SFMC-1.0.15.5-Setup-Full.tmp 32 PID 2540 wrote to memory of 2936 2540 SFMC-1.0.15.5-Setup-Full.tmp 32 PID 2540 wrote to memory of 2936 2540 SFMC-1.0.15.5-Setup-Full.tmp 32 PID 2540 wrote to memory of 2936 2540 SFMC-1.0.15.5-Setup-Full.tmp 32 PID 2540 wrote to memory of 476 2540 SFMC-1.0.15.5-Setup-Full.tmp 36 PID 2540 wrote to memory of 476 2540 SFMC-1.0.15.5-Setup-Full.tmp 36 PID 2540 wrote to memory of 476 2540 SFMC-1.0.15.5-Setup-Full.tmp 36 PID 2540 wrote to memory of 476 2540 SFMC-1.0.15.5-Setup-Full.tmp 36 PID 476 wrote to memory of 1912 476 MCThemerUI.exe 37 PID 476 wrote to memory of 1912 476 MCThemerUI.exe 37 PID 476 wrote to memory of 1912 476 MCThemerUI.exe 37 PID 476 wrote to memory of 2032 476 MCThemerUI.exe 39 PID 476 wrote to memory of 2032 476 MCThemerUI.exe 39 PID 476 wrote to memory of 2032 476 MCThemerUI.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\SFMC-1.0.15.5-Setup-Full.exe"C:\Users\Admin\AppData\Local\Temp\SFMC-1.0.15.5-Setup-Full.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\Users\Admin\AppData\Local\Temp\is-OQSG7.tmp\SFMC-1.0.15.5-Setup-Full.tmp"C:\Users\Admin\AppData\Local\Temp\is-OQSG7.tmp\SFMC-1.0.15.5-Setup-Full.tmp" /SL5="$30148,2514860,230912,C:\Users\Admin\AppData\Local\Temp\SFMC-1.0.15.5-Setup-Full.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\taskkill.exe"C:\Windows\System32\taskkill.exe" /IM MCThemerUI.exe /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2936
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C:\Program Files (x86)\System Functions Software\Media Center Themer\MCThemerUI.exe"C:\Program Files (x86)\System Functions Software\Media Center Themer\MCThemerUI.exe"3⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:476 -
C:\Windows\System32\takeown.exe"C:\Windows\System32\takeown.exe" /f "C:\Windows\ehome" /r /d y4⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:1912
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C:\Windows\System32\icacls.exe"C:\Windows\System32\icacls.exe" "C:\Windows\ehome" /grant BUILTIN\Administrators:F /t4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2032
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.4MB
MD5a783a35a0314f652592d2eaeaaad96a6
SHA134a11a795258aa685a5a8ecd1c9ce1c5f05ee68b
SHA2566dcf16a0dc6f5540dc71a47df2096750ef998d14be52800f790f8563804e7cad
SHA512c25368066045466a2952c8d2876eb6e67eb0a9821f9fddd7959a2ff51dc9e0dc02770e28a3afa44493fd56d51d3d9d00a2f1a986911f3a776b232222c12be1c3
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Filesize
872KB
MD5bbd08bc03eaa9e351c4a996296d56cbd
SHA1ef26352f0982cfe7a1028d298aa7588239b1b879
SHA256f595c5736014eef5c5ce6e9eae682a8549c717b2b845404dae8b66ca81973175
SHA512c73b0cdbe6a6deae1a35909df76aa68f964a5b8bc5dc812034a14475ca0a3003e30828b1c9de45734e92ee9a5704d8ddde783cf8a1e9e664397e3ebce0cd1f92
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
861KB
MD589ae994d144376496da7226c96874451
SHA18f4cd0fe90b8017e2984d918ceef5fdead9ce308
SHA256770047e65bf5ee822edaff53beb019a2bd521a4cd32aab73264e6b5ca75965bb
SHA512013ec11f2f6bdf7db36d1ed1c942a2a8c8c94b8da6547518ca2be594da416cbe9f24ccfd0092551b70b8fac1baf90c04e6d42d921d7c7ff16e7c2b31d5692ede