icedid | 111d8f3f6ff4310d03e05310dbb82ff6ffca5ffc5dd58e7590e099d367983b56

General

Target

bid-05.07.2021.doc
Size

76KB
MD5

5134444ad549123ca5bf7b8b6013d468
SHA1

744395937008debd011ad1a5d39c5e847aeffccc
SHA256

111d8f3f6ff4310d03e05310dbb82ff6ffca5ffc5dd58e7590e099d367983b56
SHA512

c3138dc661307ed2d8751b34a4cb59b70ba86c971b83c2d37ef870c9c2342e683c5a364ef41ff5e30e97fd8746f90efb9584b7ceac3cf7f0deb1c77f86fe84ce

Score

10^/10

icedid 1420117246 banker trojan

Malware Config

Extracted

Family

icedid

Campaign

1420117246

C2

zasewartefiko.top

Signatures

IcedID, BokBot
IcedID is a banking trojan capable of stealing credentials.
trojan banker icedid

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process	328	1976	rundll32.exe	WINWORD.EXE

Blocklisted process makes network request 4 IoCs

Processes:

rundll32.exe

flow pid process

7 1336 rundll32.exe
9 1336 rundll32.exe
11 1336 rundll32.exe
13 1336 rundll32.exe
Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

rundll32.exerundll32.exe

pid process

328 rundll32.exe
1336 rundll32.exe
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

flow	pid	process
7	1336	rundll32.exe
9	1336	rundll32.exe
11	1336	rundll32.exe
13	1336	rundll32.exe

pid	process
328	rundll32.exe
1336	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776}\ = "ISpinbutton"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{142A6787-BE5C-4920-A376-E1748E8AEA16}\2.0	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}\ = "IReturnString"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}\ = "SpinbuttonEvents"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLReset"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F}\ = "CommandButtonEvents"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}\ = "IPage"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}\ = "Font"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents4"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents10"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}\ = "Pages"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\TypeLib\{142A6787-BE5C-4920-A376-E1748E8AEA16}\2.0	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D11F-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLPassword"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{142A6787-BE5C-4920-A376-E1748E8AEA16}\2.0\ = "Microsoft Forms 2.0 Object Library"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{142A6787-BE5C-4920-A376-E1748E8AEA16}\2.0\0	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcToggleButton"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776}\ = "ISpinbutton"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCombo"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{A38BFFC3-A5A0-11CE-8107-00AA00611080}\ = "Tab"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE4-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29}\ = "ControlEvents"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D125-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLTextArea"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01}\ = "IOptionFrame"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D}\ = "WHTMLControlEvents"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9}\ = "ImageEvents"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE4-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{142A6787-BE5C-4920-A376-E1748E8AEA16}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074}\ = "IReturnInteger"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}\ = "Controls"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE2-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents3"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcOptionButton"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC6-866C-11CF-AB7C-00AA00C08FCF}\ = "IControl"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}\ = "SpinbuttonEvents"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents7"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents2"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{82B02371-B5BC-11CF-810F-00A0C9030074}\ = "IReturnBoolean"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074}\ = "IReturnSingle"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcOptionButton"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLHidden"	WINWORD.EXE

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6	rundll32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	rundll32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	rundll32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

540 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

1336 rundll32.exe
1336 rundll32.exe

pid	process
1336	rundll32.exe
1336	rundll32.exe

Suspicious use of SetWindowsHookEx 18 IoCs

Processes:

WINWORD.EXEWINWORD.EXE

pid	process
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
540	WINWORD.EXE
1976	WINWORD.EXE
1976	WINWORD.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

WINWORD.EXErundll32.exeWINWORD.EXE

description	pid	process	target process
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 1976 wrote to memory of 328	1976	WINWORD.EXE	rundll32.exe
PID 328 wrote to memory of 1336	328	rundll32.exe	rundll32.exe
PID 328 wrote to memory of 1336	328	rundll32.exe	rundll32.exe
PID 328 wrote to memory of 1336	328	rundll32.exe	rundll32.exe
PID 328 wrote to memory of 1336	328	rundll32.exe	rundll32.exe
PID 540 wrote to memory of 1624	540	WINWORD.EXE	splwow64.exe
PID 540 wrote to memory of 1624	540	WINWORD.EXE	splwow64.exe
PID 540 wrote to memory of 1624	540	WINWORD.EXE	splwow64.exe
PID 540 wrote to memory of 1624	540	WINWORD.EXE	splwow64.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\bid-05.07.2021.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:540

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1624

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /Automation -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976

C:\Windows\SysWOW64\rundll32.exe
rundll32 c:\programdata\ExAStruct.jpg,PluginInit
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:328

C:\Windows\system32\rundll32.exe
rundll32 c:\programdata\ExAStruct.jpg,PluginInit
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:1336

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Office\MSO1033.acl
MD5
700f1893ea5992d1ed7fea57ea3f61ba

SHA1
0b704c2de86ddc68c01a8e9d183564e270569146

SHA256
df52a47ab3292ff4f5331b85524f91251b270888dcb5a3a7cd76df2e56846998

SHA512
d3f7f4ec63868b1fa3affa28270d46eaec55cb8b15f8b8a3f8981e8b5d021ed5f73baef1f26c3ff5f1e62a37ec94cb78f86cb6dfea71a464b7aa47f90d2869d5

Download Submit
\??\c:\programdata\ExAStruct.jpg
MD5
0453f705e869d24fda797d0de17ac2d7

SHA1
97ea49da909e39aea9487de074c814a13370a910

SHA256
ade6ff862c038cf025c29535d255ebceed80cb9b74e49165f9201672ddafb667

SHA512
a550b79d429d6efdf93e9513b73d006b6d16018fb1b2868d1ac675463354f82ecdc41e11c810f8a412ffc60e3efc0a0782859a05e2ef83d1dd9d73668378c120

Download Submit
\ProgramData\ExAStruct.jpg
MD5
0453f705e869d24fda797d0de17ac2d7

SHA1
97ea49da909e39aea9487de074c814a13370a910

SHA256
ade6ff862c038cf025c29535d255ebceed80cb9b74e49165f9201672ddafb667

SHA512
a550b79d429d6efdf93e9513b73d006b6d16018fb1b2868d1ac675463354f82ecdc41e11c810f8a412ffc60e3efc0a0782859a05e2ef83d1dd9d73668378c120

Download Submit
\ProgramData\ExAStruct.jpg
MD5
0453f705e869d24fda797d0de17ac2d7

SHA1
97ea49da909e39aea9487de074c814a13370a910

SHA256
ade6ff862c038cf025c29535d255ebceed80cb9b74e49165f9201672ddafb667

SHA512
a550b79d429d6efdf93e9513b73d006b6d16018fb1b2868d1ac675463354f82ecdc41e11c810f8a412ffc60e3efc0a0782859a05e2ef83d1dd9d73668378c120

Download Submit
memory/328-69-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download
memory/328-68-0x0000000000000000-mapping.dmp

Download
memory/540-63-0x0000000005B80000-0x00000000067CA000-memory.dmp

Filesize
12.3MB

Download
memory/540-60-0x00000000724A1000-0x00000000724A4000-memory.dmp

Filesize
12KB

Download
memory/540-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/540-61-0x000000006FF21000-0x000000006FF23000-memory.dmp

Filesize
8KB

Download
memory/1336-72-0x0000000000000000-mapping.dmp

Download
memory/1336-74-0x0000000000120000-0x000000000017B000-memory.dmp

Filesize
364KB

Download
memory/1624-76-0x0000000000000000-mapping.dmp

Download
memory/1624-77-0x000007FEFB9A1000-0x000007FEFB9A3000-memory.dmp

Filesize
8KB

Download
memory/1976-75-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads