Analysis
- max time kernel
120s - max time network
145s - platform
windows7_x64 - resource
win7-20220414-en - submitted
03/06/2022, 15:01
Static task
static1
Behavioral task
behavioral1
Sample
Telux.com_Swift_03_06_2022.xls
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Telux.com_Swift_03_06_2022.xls
Resource
win10v2004-20220414-en
windows10-2004_x64
0 signatures
0 seconds
General
- Target Telux.com_Swift_03_06_2022.xls
- Size 70KB
- Sample220603-sdwa2aada4
- SHA256 5aa82085d0e21dfe6198f58076142c8e80e253b8575ab2723918bb4a9915cd79
- MD5 5c493563c7c87cb96eee7077a179b2cf
- SHA1 f48e583f542d64e0930bd6011d7a7ca63bd2434a
- SHA512 13a1fa396fa7d0410cad8232cce24a703ccce89d34f5f83dc55670fcee3612126cb9924b78a169153b819e47165a54635fc8c11b02dea1cd3bed17822714eb2b
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Language
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xlm4.0
Source
URLs
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xlm40.dropper
http://www.boucherie-thollas.com/wp-content/Q/
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xlm40.dropper
http://www.wenne24.keurigonline52.nl/cgi-bin/FsHQ3ndkZb/
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xlm40.dropper
http://www.supersanmutfak.com/Template/fMh7nu/
Signatures
- Process spawned unexpected child process 3 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 640 1836 regsvr32.exe 27 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 436 1836 regsvr32.exe 27 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1332 1836 regsvr32.exe 27 - Downloads MZ/PE file
- Loads dropped DLL 4 IoCs
pid Process 436 regsvr32.exe 1576 regsvr32.exe 1332 regsvr32.exe 1892 regsvr32.exe - Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit EXCEL.EXE - Modifies registry class 37 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\"" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1836 EXCEL.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1836 EXCEL.EXE - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1836 EXCEL.EXE 1836 EXCEL.EXE 1836 EXCEL.EXE - Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 640 1836 EXCEL.EXE 30 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 1836 wrote to memory of 436 1836 EXCEL.EXE 31 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 436 wrote to memory of 1576 436 regsvr32.exe 32 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1836 wrote to memory of 1332 1836 EXCEL.EXE 33 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34 PID 1332 wrote to memory of 1892 1332 regsvr32.exe 34
Processes
-
C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\Telux.com_Swift_03_06_2022.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\cusoa1.ocx2⤵
- Process spawned unexpected child process
PID:640
-
-
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\cusoa2.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Windows\system32\regsvr32.exe/S ..\cusoa2.ocx3⤵
- Loads dropped DLL
PID:1576
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-
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\cusoa3.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Windows\system32\regsvr32.exe/S ..\cusoa3.ocx3⤵
- Loads dropped DLL
PID:1892
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\cusoa2.ocx
- Size 578KB
- SHA256 2a7b1f9eda1767fb8d5b8195b6078d967377627b2c250052d3513a126e1e395f
- MD5 05263327ebdf09cb56ba66db58aeb259
- SHA1 ba6eb6db28e8b89d77e4633e24790f4472eb15f1
- SHA512 bb9b036f0d2dcbe6aee6e301acd57025abc00d9c32650d58efbb8337e0d30925841e989026d019b279c9f30bcd5ab74e1a0a2069243a66299a4c2eb7bbef75b3
- SSDEEP 12288:gwtccwVfQec59aEilIc5rmNLm2O1uDnFyXRm6ZM7XNBZxXjiSnD5ANR+a7:HtccwM59aErmFEFyhmFTNBZxziS+NR1
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\cusoa3.ocx
- Size 578KB
- SHA256 e5d16990ff9a5873c9baace3769eb922300cd2cebe8eaab371cb099813db5850
- MD5 1daf88e5aeea0c732e3138e98d09435a
- SHA1 c9626cf4c4dc8c9661c1b8d60c026eab83481be6
- SHA512 ee3d5bb7130de19c15b45f827879af4ef16ca6b65d56e0d870827ee014aa6319775c1e3252804656f93801a91d1d64a81c3338a355b0f2a275f7aea2f5525831
- SSDEEP 12288:gwtccwVfQec59aEilIc5rmNLm2O1uDnFyXRm6ZM7XNBexXjiSnD5ANR+a7:HtccwM59aErmFEFyhmFTNBexziS+NR1
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\cusoa2.ocx
- Size 578KB
- SHA256 2a7b1f9eda1767fb8d5b8195b6078d967377627b2c250052d3513a126e1e395f
- MD5 05263327ebdf09cb56ba66db58aeb259
- SHA1 ba6eb6db28e8b89d77e4633e24790f4472eb15f1
- SHA512 bb9b036f0d2dcbe6aee6e301acd57025abc00d9c32650d58efbb8337e0d30925841e989026d019b279c9f30bcd5ab74e1a0a2069243a66299a4c2eb7bbef75b3
- SSDEEP 12288:gwtccwVfQec59aEilIc5rmNLm2O1uDnFyXRm6ZM7XNBZxXjiSnD5ANR+a7:HtccwM59aErmFEFyhmFTNBZxziS+NR1
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\cusoa2.ocx
- Size 578KB
- SHA256 2a7b1f9eda1767fb8d5b8195b6078d967377627b2c250052d3513a126e1e395f
- MD5 05263327ebdf09cb56ba66db58aeb259
- SHA1 ba6eb6db28e8b89d77e4633e24790f4472eb15f1
- SHA512 bb9b036f0d2dcbe6aee6e301acd57025abc00d9c32650d58efbb8337e0d30925841e989026d019b279c9f30bcd5ab74e1a0a2069243a66299a4c2eb7bbef75b3
- SSDEEP 12288:gwtccwVfQec59aEilIc5rmNLm2O1uDnFyXRm6ZM7XNBZxXjiSnD5ANR+a7:HtccwM59aErmFEFyhmFTNBZxziS+NR1
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\cusoa3.ocx
- Size 578KB
- SHA256 e5d16990ff9a5873c9baace3769eb922300cd2cebe8eaab371cb099813db5850
- MD5 1daf88e5aeea0c732e3138e98d09435a
- SHA1 c9626cf4c4dc8c9661c1b8d60c026eab83481be6
- SHA512 ee3d5bb7130de19c15b45f827879af4ef16ca6b65d56e0d870827ee014aa6319775c1e3252804656f93801a91d1d64a81c3338a355b0f2a275f7aea2f5525831
- SSDEEP 12288:gwtccwVfQec59aEilIc5rmNLm2O1uDnFyXRm6ZM7XNBexXjiSnD5ANR+a7:HtccwM59aErmFEFyhmFTNBexziS+NR1
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\cusoa3.ocx
- Size 578KB
- SHA256 e5d16990ff9a5873c9baace3769eb922300cd2cebe8eaab371cb099813db5850
- MD5 1daf88e5aeea0c732e3138e98d09435a
- SHA1 c9626cf4c4dc8c9661c1b8d60c026eab83481be6
- SHA512 ee3d5bb7130de19c15b45f827879af4ef16ca6b65d56e0d870827ee014aa6319775c1e3252804656f93801a91d1d64a81c3338a355b0f2a275f7aea2f5525831
- SSDEEP 12288:gwtccwVfQec59aEilIc5rmNLm2O1uDnFyXRm6ZM7XNBexXjiSnD5ANR+a7:HtccwM59aErmFEFyhmFTNBexziS+NR1
- MD5 SHA1 SHA512 SSDEEP