Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 03:27
Behavioral task
behavioral1
Sample
13b6f672d94481cbf2e1a9ddcde4ae3881e0a6d5e3fc72627de3b53613d382cc.xls
Resource
win10-20220414-en
General
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Target
13b6f672d94481cbf2e1a9ddcde4ae3881e0a6d5e3fc72627de3b53613d382cc.xls
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Size
95KB
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MD5
d14ac8a869aac25ec035b451c6df3418
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SHA1
85206a2f6e1ea18319cd780d7c02c5e24bf3f14b
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SHA256
13b6f672d94481cbf2e1a9ddcde4ae3881e0a6d5e3fc72627de3b53613d382cc
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SHA512
5989bf20bc83a07ffbb469a3ab6a63f7c5798461402e6bfc9ad9d0fc3a21ed4da583fc8cb212eacbb473e25aed66986f93b5732f28e85b971dfc448e01cceb55
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 3552 1120 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3232 1120 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 188 1120 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3676 1120 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 3232 regsvr32.exe 188 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 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 -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 192 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 1120 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 3232 regsvr32.exe 3232 regsvr32.exe 188 regsvr32.exe 188 regsvr32.exe 1532 regsvr32.exe 1532 regsvr32.exe 1532 regsvr32.exe 1532 regsvr32.exe 2184 regsvr32.exe 2184 regsvr32.exe 2184 regsvr32.exe 2184 regsvr32.exe 1532 regsvr32.exe 1532 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE 1120 EXCEL.EXE -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
EXCEL.EXEregsvr32.exeregsvr32.exeregsvr32.exedescription pid process target process PID 1120 wrote to memory of 3552 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 3552 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 3232 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 3232 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 188 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 188 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 3676 1120 EXCEL.EXE regsvr32.exe PID 1120 wrote to memory of 3676 1120 EXCEL.EXE regsvr32.exe PID 3232 wrote to memory of 2184 3232 regsvr32.exe regsvr32.exe PID 3232 wrote to memory of 2184 3232 regsvr32.exe regsvr32.exe PID 188 wrote to memory of 1532 188 regsvr32.exe regsvr32.exe PID 188 wrote to memory of 1532 188 regsvr32.exe regsvr32.exe PID 1532 wrote to memory of 3632 1532 regsvr32.exe systeminfo.exe PID 1532 wrote to memory of 3632 1532 regsvr32.exe systeminfo.exe PID 1532 wrote to memory of 192 1532 regsvr32.exe ipconfig.exe PID 1532 wrote to memory of 192 1532 regsvr32.exe ipconfig.exe PID 1532 wrote to memory of 3084 1532 regsvr32.exe nltest.exe PID 1532 wrote to memory of 3084 1532 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\13b6f672d94481cbf2e1a9ddcde4ae3881e0a6d5e3fc72627de3b53613d382cc.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\KNIgqRDPWOce\XgTW.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\JRyMvrKcuNzrHjG\okqtYvIE.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
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Downloads
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C:\Users\Admin\soci2.ocxFilesize
847KB
MD527512398fcdfb97af0878ef46a500b25
SHA18839819ce84ae02169da80ae7ce6e72f1444f0ca
SHA256a8152eb3fb049dd80cf0b48bb9f85f8bb002fc659b1ad6d9790dc9081bb6fe90
SHA512e76f81e5de98785de1987f4bac186389735d671013ce96a39b3ca8850c646da7766ea3dcc4edb405542d91bacb42a244d1496d9aca07d0c39f28eb10c93fd65f
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C:\Users\Admin\soci3.ocxFilesize
847KB
MD538969402f2c30edff5f10da4c78ebf8f
SHA1339f4dbcc2324c2bc4d6e029e58ca7a899dac51f
SHA25631c11a38e96b7df01fe85b7a8da4cacaf4f0906d001059b95beb3b3350bebf6e
SHA512b6aed760c4ce360d248a28d1efad6bd5763d5bc34cad539fb137bd90a83e0fd393a7d5ca5ab3980ad717151735afb77f1150e963afadfae5ad29f702d0863d58
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\Users\Admin\soci2.ocxFilesize
847KB
MD527512398fcdfb97af0878ef46a500b25
SHA18839819ce84ae02169da80ae7ce6e72f1444f0ca
SHA256a8152eb3fb049dd80cf0b48bb9f85f8bb002fc659b1ad6d9790dc9081bb6fe90
SHA512e76f81e5de98785de1987f4bac186389735d671013ce96a39b3ca8850c646da7766ea3dcc4edb405542d91bacb42a244d1496d9aca07d0c39f28eb10c93fd65f
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\Users\Admin\soci3.ocxFilesize
847KB
MD538969402f2c30edff5f10da4c78ebf8f
SHA1339f4dbcc2324c2bc4d6e029e58ca7a899dac51f
SHA25631c11a38e96b7df01fe85b7a8da4cacaf4f0906d001059b95beb3b3350bebf6e
SHA512b6aed760c4ce360d248a28d1efad6bd5763d5bc34cad539fb137bd90a83e0fd393a7d5ca5ab3980ad717151735afb77f1150e963afadfae5ad29f702d0863d58
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memory/188-294-0x0000000000000000-mapping.dmp
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memory/192-317-0x0000000000000000-mapping.dmp
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memory/1120-119-0x00007FFDC9060000-0x00007FFDC9070000-memory.dmpFilesize
64KB
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memory/1120-120-0x00007FFDC9060000-0x00007FFDC9070000-memory.dmpFilesize
64KB
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memory/1120-121-0x00007FFDC9060000-0x00007FFDC9070000-memory.dmpFilesize
64KB
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memory/1120-130-0x00007FFDC5600000-0x00007FFDC5610000-memory.dmpFilesize
64KB
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memory/1120-131-0x00007FFDC5600000-0x00007FFDC5610000-memory.dmpFilesize
64KB
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memory/1120-118-0x00007FFDC9060000-0x00007FFDC9070000-memory.dmpFilesize
64KB
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memory/1532-304-0x0000000000000000-mapping.dmp
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memory/1532-316-0x0000000002AC0000-0x0000000008A29000-memory.dmpFilesize
95.4MB
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memory/1532-319-0x0000000002AC0000-0x0000000008A29000-memory.dmpFilesize
95.4MB
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memory/2184-303-0x0000000000000000-mapping.dmp
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memory/3084-318-0x0000000000000000-mapping.dmp
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memory/3232-289-0x0000000180000000-0x0000000180030000-memory.dmpFilesize
192KB
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memory/3232-286-0x0000000000000000-mapping.dmp
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memory/3552-285-0x0000000000000000-mapping.dmp
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memory/3632-315-0x0000000000000000-mapping.dmp
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memory/3676-302-0x0000000000000000-mapping.dmp