Analysis
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max time kernel
147s -
max time network
152s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:10
Behavioral task
behavioral1
Sample
204c8806945d2c53421941dfc83af1b5938a9af2d1d63b3c41a84f6edef44b60.xls
Resource
win10-20220414-en
General
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Target
204c8806945d2c53421941dfc83af1b5938a9af2d1d63b3c41a84f6edef44b60.xls
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Size
95KB
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MD5
9ad4a4cb4389fbfc417953d3e2c06d01
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SHA1
c1210a1007a080f32e2ddf02aca95af3a0be3232
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SHA256
204c8806945d2c53421941dfc83af1b5938a9af2d1d63b3c41a84f6edef44b60
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SHA512
4ae16170e49ba0a413fe690f7da10b3217d423bb6a91dce7f512582dda516aa2af7911df91587976e318c54a89baeac370af97aa7fa45e4791c5eeaa6392300b
Malware Config
Extracted
https://edoraseguros.com.br/cgi-bin/jQNq9wlH1GXU/
http://earthmach.co.za/libraries/tWkZh9YrXbTd6IeX/
http://finvest.rs/wp-admin/Hr9nVNTIHgw59S/
http://efverstedt.se/5jjaV/w7fLEHJ20xn0qD/
Extracted
emotet
Epoch5
103.71.99.57:8080
103.224.241.74:8080
157.245.111.0:8080
37.44.244.177:8080
103.41.204.169:8080
64.227.55.231:8080
103.254.12.236:7080
103.85.95.4:8080
157.230.99.206:8080
165.22.254.236:8080
85.214.67.203:8080
54.37.228.122:443
195.77.239.39:8080
128.199.217.206:443
190.145.8.4:443
165.232.185.110:8080
188.165.79.151:443
178.62.112.199:8080
54.37.106.167:8080
104.244.79.94:443
43.129.209.178:443
87.106.97.83:7080
202.134.4.210:7080
178.238.225.252:8080
198.199.70.22:8080
62.171.178.147:8080
175.126.176.79:8080
128.199.242.164:8080
88.217.172.165:8080
104.248.225.227:8080
85.25.120.45:8080
139.196.72.155:8080
188.225.32.231:4143
202.29.239.162:443
103.126.216.86:443
210.57.209.142:8080
93.104.209.107:8080
196.44.98.190:8080
5.253.30.17:7080
46.101.98.60:8080
103.56.149.105:8080
190.107.19.179:443
139.59.80.108:8080
36.67.23.59:443
78.47.204.80:443
83.229.80.93:8080
174.138.33.49:7080
118.98.72.86:443
37.187.114.15:8080
202.28.34.99:8080
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1584 3576 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1796 3576 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2252 3576 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 916 3576 regsvr32.exe EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 1796 regsvr32.exe 2252 regsvr32.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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE 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 -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 3044 ipconfig.exe -
Gathers system information 1 TTPs 1 IoCs
Runs systeminfo.exe.
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3576 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 1796 regsvr32.exe 1796 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 3268 regsvr32.exe 3268 regsvr32.exe 3268 regsvr32.exe 3268 regsvr32.exe 2840 regsvr32.exe 2840 regsvr32.exe 2840 regsvr32.exe 2840 regsvr32.exe 2840 regsvr32.exe 2840 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
EXCEL.EXEregsvr32.exeregsvr32.exeregsvr32.exedescription pid process target process PID 3576 wrote to memory of 1584 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 1584 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 1796 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 1796 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 2252 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 2252 3576 EXCEL.EXE regsvr32.exe PID 1796 wrote to memory of 3268 1796 regsvr32.exe regsvr32.exe PID 1796 wrote to memory of 3268 1796 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 2840 2252 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 2840 2252 regsvr32.exe regsvr32.exe PID 3576 wrote to memory of 916 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 916 3576 EXCEL.EXE regsvr32.exe PID 2840 wrote to memory of 1328 2840 regsvr32.exe systeminfo.exe PID 2840 wrote to memory of 1328 2840 regsvr32.exe systeminfo.exe PID 2840 wrote to memory of 3044 2840 regsvr32.exe ipconfig.exe PID 2840 wrote to memory of 3044 2840 regsvr32.exe ipconfig.exe PID 2840 wrote to memory of 3956 2840 regsvr32.exe nltest.exe PID 2840 wrote to memory of 3956 2840 regsvr32.exe nltest.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\204c8806945d2c53421941dfc83af1b5938a9af2d1d63b3c41a84f6edef44b60.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\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\NhQyRpmRwVQzsRa\awoHOS.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\NebGfCO\jhAmplNwLbZZh.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\systeminfo.exesysteminfo4⤵
- Gathers system information
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C:\Windows\system32\ipconfig.exeipconfig /all4⤵
- Gathers network information
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C:\Windows\system32\nltest.exenltest /dclist:4⤵
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\soci2.ocxFilesize
847KB
MD515a4143b665933e6ad0b3f2e05f560f4
SHA1c5ee3295dc4680fe2cf7813eca9a9fd576571b7e
SHA25686ce3564f613d87be0b6c26f8fd8f7bba98989f5ca0b9d255d054e8fab41c59e
SHA51291b75cf64768f6494a19a7f0b6ba140e090a6cab9abc3506e9133ff8bac46a3124a90187c9d9158e2d3f016862e27fda325174a0ed2dd1d83e58f93d55ebf72c
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C:\Users\Admin\soci3.ocxFilesize
847KB
MD574354f59e74eabe44abc5e90c6440f24
SHA17f0035e4f5570e6799df1172f85c08978c283c33
SHA256d6e2fcd99571e3fd2384fde9b6b35eebe1552a2be7aeddbc9403e361e4a6e162
SHA51267dfc1a709fcaa8578d6618d0d1df144cde73b332c8deccb3aa2438dbf885687212e106a518b755951d27f7df619e52e7067156f66786567464ea3f2e6c8e5fe
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\Users\Admin\soci2.ocxFilesize
847KB
MD515a4143b665933e6ad0b3f2e05f560f4
SHA1c5ee3295dc4680fe2cf7813eca9a9fd576571b7e
SHA25686ce3564f613d87be0b6c26f8fd8f7bba98989f5ca0b9d255d054e8fab41c59e
SHA51291b75cf64768f6494a19a7f0b6ba140e090a6cab9abc3506e9133ff8bac46a3124a90187c9d9158e2d3f016862e27fda325174a0ed2dd1d83e58f93d55ebf72c
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\Users\Admin\soci3.ocxFilesize
847KB
MD574354f59e74eabe44abc5e90c6440f24
SHA17f0035e4f5570e6799df1172f85c08978c283c33
SHA256d6e2fcd99571e3fd2384fde9b6b35eebe1552a2be7aeddbc9403e361e4a6e162
SHA51267dfc1a709fcaa8578d6618d0d1df144cde73b332c8deccb3aa2438dbf885687212e106a518b755951d27f7df619e52e7067156f66786567464ea3f2e6c8e5fe
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memory/916-299-0x0000000000000000-mapping.dmp
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memory/1328-300-0x0000000000000000-mapping.dmp
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memory/1584-270-0x0000000000000000-mapping.dmp
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memory/1796-274-0x0000000180000000-0x0000000180030000-memory.dmpFilesize
192KB
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memory/1796-271-0x0000000000000000-mapping.dmp
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memory/2252-279-0x0000000000000000-mapping.dmp
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memory/2840-293-0x0000000000000000-mapping.dmp
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memory/2840-301-0x0000000001FF0000-0x0000000007F5A000-memory.dmpFilesize
95.4MB
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memory/3044-302-0x0000000000000000-mapping.dmp
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memory/3268-282-0x0000000000000000-mapping.dmp
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memory/3576-131-0x00007FFB0D3B0000-0x00007FFB0D3C0000-memory.dmpFilesize
64KB
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memory/3576-130-0x00007FFB0D3B0000-0x00007FFB0D3C0000-memory.dmpFilesize
64KB
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memory/3576-121-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-118-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-120-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-119-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3956-303-0x0000000000000000-mapping.dmp