Analysis
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max time kernel
124s -
max time network
124s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
06-05-2021 14:01
Behavioral task
behavioral1
Sample
Complaint-832793896-05062021.xlsm
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Complaint-832793896-05062021.xlsm
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
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Target
Complaint-832793896-05062021.xlsm
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Size
109KB
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MD5
038d5ebbac4343a62694150daf23e9dc
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SHA1
7f884b072695a23f0adff2c9333aec56a291a747
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SHA256
52c0aee9b9ff77ba3579e080302ea115cf784a62d95bcd3892760ab91ea12679
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SHA512
71f504438bba15f77467f31b977b1b3b3b4e9f5ac12c37a143c3e62b5c4b3ff6bd9db8eea5a8c4531c4cfd0a58bc1650046f1177f39b65770872fdb5dfe629ac
Score
10/10
Malware Config
Extracted
Language
xlm4.0
Source
URLs
xlm40.dropper
http://91.211.91.82/44313,6048108796.dat
xlm40.dropper
http://82.117.252.199/44313,6048108796.dat
xlm40.dropper
http://45.138.157.43/44313,6048108796.dat
Signatures
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Office loads VBA resources, possible macro or embedded object present
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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\Toolbar 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 Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt 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 1100 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
EXCEL.EXEpid process 1100 EXCEL.EXE 1100 EXCEL.EXE 1100 EXCEL.EXE 1100 EXCEL.EXE 1100 EXCEL.EXE 1100 EXCEL.EXE 1100 EXCEL.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\Complaint-832793896-05062021.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1100-59-0x000000002F6D1000-0x000000002F6D4000-memory.dmpFilesize
12KB
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memory/1100-60-0x00000000713F1000-0x00000000713F3000-memory.dmpFilesize
8KB
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memory/1100-61-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1100-62-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB