Analysis
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max time kernel
149s -
max time network
103s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
04-05-2021 23:49
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Heur.32597.10604.xls
Resource
win7v20210410
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Heur.32597.10604.xls
Resource
win10v20210408
0 signatures
0 seconds
General
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Target
SecuriteInfo.com.Heur.32597.10604.xls
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Size
280KB
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MD5
9646c9d32cec09ab37b67d393aaa6312
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SHA1
c4f45533795bcd7e3a1e7a28f3700b826356c981
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SHA256
6554bb875518a3f98aca2f086217a5fc86778c3e90132f4e1f0fec6000ba3103
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SHA512
2c9a3379879769e62c32581574b60f5e1c4b052ff8d77d583f597031df8771a9a4b65a72df600daf845c9938b5b7a71b47fe58dbfe6918b6ac520da4e9b804d1
Score
10/10
Malware Config
Extracted
Language
xlm4.0
Source
URLs
xlm40.dropper
https://deluciaspizza.com/netmouser.dll
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 640 772 rundll32.exe EXCEL.EXE -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.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" EXCEL.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" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.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" EXCEL.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" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 772 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 772 EXCEL.EXE 772 EXCEL.EXE 772 EXCEL.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe PID 772 wrote to memory of 640 772 EXCEL.EXE rundll32.exe
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\SecuriteInfo.com.Heur.32597.10604.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\fndskfnds.dfm,StartW2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/640-62-0x0000000000000000-mapping.dmp
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memory/640-63-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
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memory/772-59-0x000000002F621000-0x000000002F624000-memory.dmpFilesize
12KB
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memory/772-60-0x0000000071981000-0x0000000071983000-memory.dmpFilesize
8KB
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memory/772-61-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB