Analysis
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max time kernel
144s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/09/2024, 10:09
Static task
static1
Behavioral task
behavioral1
Sample
ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031.xlsm
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031.xlsm
Resource
win10v2004-20240802-en
General
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Target
ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031.xlsm
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Size
42KB
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MD5
c2f9809cf3145aad896839336e6c8870
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SHA1
7a5558f20e60820a261f4ea4c86d7b7232520f07
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SHA256
ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031
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SHA512
8fe02e9dee2a2a631b2c906bbf5625238dbdf079e47b839e784e076fd45fd1be6ab865af725986a51e9ea4aa31018eb1bcfd7e7dc5a8527bc01d667db28cfb77
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SSDEEP
768:hEx/KgamErbZjfyS56agBDh8efxqVrEmzhRgEICHgSo5FNW3zuq:sCtW6efzi/OCASMNAt
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2308 malcod.exe 1192 Process not Found -
Loads dropped DLL 2 IoCs
pid Process 2364 EXCEL.EXE 1192 Process not Found -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Tasks\malcod.exe EXCEL.EXE -
System Location Discovery: System Language Discovery 1 TTPs 1 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 EXCEL.EXE -
Office loads VBA resources, possible macro or embedded object present
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Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC1-866C-11CF-AB7C-00AA00C08FCF} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9}\ = "ImageEvents" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents2" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\TypeLib\{061CEAE1-A08E-451F-A98F-DAE1950721BD}\2.0\HELPDIR EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074}\ = "IReturnSingle" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\TypeLib\{061CEAE1-A08E-451F-A98F-DAE1950721BD}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLSelect" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69}\ = "IDataAutoWrapper" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC2-866C-11CF-AB7C-00AA00C08FCF}\ = "ITabStrip" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLReset" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{47FF8FE2-6198-11CF-8CE8-00AA006CB389} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents7" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{7B020EC8-AF6C-11CE-9F46-00AA00574A4F}\ = "MultiPageEvents" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}\ = "IControl" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{5512D111-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLSubmitButton" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{5512D125-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLTextArea" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{8BD21D32-EC42-11CE-9E0D-00AA006002F3}\ = "MdcComboEvents" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}\ = "MdcOptionButtonEvents" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3}\ = "MdcToggleButtonEvents" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC1-866C-11CF-AB7C-00AA00C08FCF}\ = "ILabelControl" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{4C599243-6926-101B-9992-00000B65C6F9}\ = "IImage" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389} EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{061CEAE1-A08E-451F-A98F-DAE1950721BD}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE\\MSForms.exd" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\TypeLib\{061CEAE1-A08E-451F-A98F-DAE1950721BD}\2.0\0\win32 EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcToggleButton" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D} EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{061CEAE1-A08E-451F-A98F-DAE1950721BD}\2.0\FLAGS EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}\ = "Controls" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{47FF8FE5-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents6" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}\ = "Pages" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{061CEAE1-A08E-451F-A98F-DAE1950721BD}\2.0\HELPDIR EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}\ = "_UserForm" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{47FF8FE5-6198-11CF-8CE8-00AA006CB389} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents7" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcText" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{4C599243-6926-101B-9992-00000B65C6F9} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{5512D111-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLSubmitButton" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29}\ = "ControlEvents" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3}\ = "MdcCheckBoxEvents" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776} EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{47FF8FE4-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents5" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Wow6432Node\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB} EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_CLASSES\Interface\{978C9E22-D4B0-11CE-BF2D-00AA003F40D0} EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2364 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2364 wrote to memory of 2308 2364 EXCEL.EXE 31 PID 2364 wrote to memory of 2308 2364 EXCEL.EXE 31 PID 2364 wrote to memory of 2308 2364 EXCEL.EXE 31 PID 2364 wrote to memory of 2308 2364 EXCEL.EXE 31
Processes
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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\ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031.xlsm1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\WINDOWS\Tasks\malcod.exeC:\WINDOWS\Tasks\malcod.exe2⤵
- Executes dropped EXE
PID:2308
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD577bfcca0a57983b380d6f732b2dd145c
SHA16d9b5261aac522192839d5e3310dafdb18f52ffa
SHA2568a98f8e6dd13660d8bb84a92a1aa852a077d932c483d2ef2ad03fddc88f173de
SHA512867d16035d233c6a0f72d4a8f36682de9b5ca17896f29fcf043c704ee4bbf57b605bc679f13feb7b391ff1668fbcd646ae61221365000834f3b817b5fec2e31c