Analysis
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max time kernel
148s -
max time network
141s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 13:00
Behavioral task
behavioral1
Sample
01bc1f1ef03c20fbaba9b37c17947e1efcc55c6f3bc48c4dc0afc5555013770f.xlsm
Resource
win10-en-20211208
General
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Target
01bc1f1ef03c20fbaba9b37c17947e1efcc55c6f3bc48c4dc0afc5555013770f.xlsm
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Size
99KB
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MD5
248ed0a3e68d78a9e9179864ad162c1a
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SHA1
fd3f8cd79a1525c488b17c7a242bebf418a53e00
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SHA256
01bc1f1ef03c20fbaba9b37c17947e1efcc55c6f3bc48c4dc0afc5555013770f
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SHA512
1aa326397f14f1c68e8de553cb75c6684d0525e909a62a316c3f16a255dfdcef263728cb93688ff149db0c3be5509effa8d7f1fd44daeeec2e4052254603dd5d
Malware Config
Extracted
http://auto.lambolero.com/f1nygync/IOENXupeXUt/
Extracted
emotet
Epoch5
45.138.98.34:80
69.16.218.101:8080
51.210.242.234:8080
185.148.168.220:8080
142.4.219.173:8080
54.38.242.185:443
191.252.103.16:80
104.131.62.48:8080
62.171.178.147:8080
217.182.143.207:443
168.197.250.14:80
37.44.244.177:8080
66.42.57.149:443
210.57.209.142:8080
159.69.237.188:443
116.124.128.206:8080
128.199.192.135:8080
195.154.146.35:443
185.148.168.15:8080
195.77.239.39:8080
207.148.81.119:8080
85.214.67.203:8080
190.90.233.66:443
78.46.73.125:443
78.47.204.80:443
37.59.209.141:8080
54.37.228.122:443
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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2348 528 rundll32.exe EXCEL.EXE -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 45 1484 rundll32.exe 46 1484 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
rundll32.exerundll32.exepid process 2348 rundll32.exe 2528 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Sycribyeiuhcdko\mzglgi.hdo rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 528 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 1484 rundll32.exe 1484 rundll32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE 528 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
EXCEL.EXErundll32.exerundll32.exerundll32.exedescription pid process target process PID 528 wrote to memory of 2348 528 EXCEL.EXE rundll32.exe PID 528 wrote to memory of 2348 528 EXCEL.EXE rundll32.exe PID 528 wrote to memory of 2348 528 EXCEL.EXE rundll32.exe PID 2348 wrote to memory of 2528 2348 rundll32.exe rundll32.exe PID 2348 wrote to memory of 2528 2348 rundll32.exe rundll32.exe PID 2348 wrote to memory of 2528 2348 rundll32.exe rundll32.exe PID 2528 wrote to memory of 3776 2528 rundll32.exe rundll32.exe PID 2528 wrote to memory of 3776 2528 rundll32.exe rundll32.exe PID 2528 wrote to memory of 3776 2528 rundll32.exe rundll32.exe PID 3776 wrote to memory of 1484 3776 rundll32.exe rundll32.exe PID 3776 wrote to memory of 1484 3776 rundll32.exe rundll32.exe PID 3776 wrote to memory of 1484 3776 rundll32.exe rundll32.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\01bc1f1ef03c20fbaba9b37c17947e1efcc55c6f3bc48c4dc0afc5555013770f.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWow64\rundll32.exeC:\Windows\SysWow64\rundll32.exe ..\ourl.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\ourl.ocx",DllRegisterServer3⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Sycribyeiuhcdko\mzglgi.hdo",dzDonP4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Sycribyeiuhcdko\mzglgi.hdo",DllRegisterServer5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\ourl.ocxMD5
aa0a4347b7e5b0c59c517c03b2e21fc1
SHA1855f29428fca0a6d55cad546494ad7c7fdd2935d
SHA2560698cb58404a0c551e34dc4f201bc5e5977ffe8c6a3d7abbe887428e1e2f79fc
SHA51234691fa1b7112ed9f15fb5290d9a0ba5f178c114b963b6ac195861d29d279460b36835272c50103c9f61da5e3ec894cc247e8bb0e7994d8d5cf12f904386052f
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\Users\Admin\ourl.ocxMD5
aa0a4347b7e5b0c59c517c03b2e21fc1
SHA1855f29428fca0a6d55cad546494ad7c7fdd2935d
SHA2560698cb58404a0c551e34dc4f201bc5e5977ffe8c6a3d7abbe887428e1e2f79fc
SHA51234691fa1b7112ed9f15fb5290d9a0ba5f178c114b963b6ac195861d29d279460b36835272c50103c9f61da5e3ec894cc247e8bb0e7994d8d5cf12f904386052f
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\Users\Admin\ourl.ocxMD5
aa0a4347b7e5b0c59c517c03b2e21fc1
SHA1855f29428fca0a6d55cad546494ad7c7fdd2935d
SHA2560698cb58404a0c551e34dc4f201bc5e5977ffe8c6a3d7abbe887428e1e2f79fc
SHA51234691fa1b7112ed9f15fb5290d9a0ba5f178c114b963b6ac195861d29d279460b36835272c50103c9f61da5e3ec894cc247e8bb0e7994d8d5cf12f904386052f
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memory/528-128-0x00007FFE8D940000-0x00007FFE8D950000-memory.dmpFilesize
64KB
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memory/528-115-0x00007FFE91410000-0x00007FFE91420000-memory.dmpFilesize
64KB
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memory/528-129-0x00007FFE8D940000-0x00007FFE8D950000-memory.dmpFilesize
64KB
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memory/528-118-0x00007FFE91410000-0x00007FFE91420000-memory.dmpFilesize
64KB
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memory/528-117-0x00007FFE91410000-0x00007FFE91420000-memory.dmpFilesize
64KB
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memory/528-116-0x00007FFE91410000-0x00007FFE91420000-memory.dmpFilesize
64KB
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memory/528-119-0x00007FFE91410000-0x00007FFE91420000-memory.dmpFilesize
64KB
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memory/1484-281-0x0000000000ED0000-0x0000000000EF8000-memory.dmpFilesize
160KB
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memory/1484-283-0x0000000004940000-0x0000000004968000-memory.dmpFilesize
160KB
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memory/2348-263-0x0000000000E30000-0x0000000000E58000-memory.dmpFilesize
160KB
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memory/2528-270-0x0000000004C00000-0x0000000004C28000-memory.dmpFilesize
160KB
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memory/2528-274-0x0000000004D10000-0x0000000004D38000-memory.dmpFilesize
160KB
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memory/2528-276-0x0000000004D70000-0x0000000004D98000-memory.dmpFilesize
160KB
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memory/2528-280-0x0000000004EC0000-0x0000000004EE8000-memory.dmpFilesize
160KB
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memory/2528-272-0x0000000004C60000-0x0000000004C88000-memory.dmpFilesize
160KB
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memory/2528-268-0x00000000047A0000-0x00000000047C8000-memory.dmpFilesize
160KB
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memory/3776-277-0x0000000000930000-0x0000000000958000-memory.dmpFilesize
160KB