Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:16
Behavioral task
behavioral1
Sample
be5298975baf1a5c449049c8ba9340b3606ee300673c68c811a7d79c9d9db4bb.xls
Resource
win10-20220414-en
General
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Target
be5298975baf1a5c449049c8ba9340b3606ee300673c68c811a7d79c9d9db4bb.xls
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Size
95KB
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MD5
e5e6ad7617dfe6ed5ceb85db2f7018ab
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SHA1
c8726692870c91a1e9e3eef50fea2620ac90fd1a
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SHA256
be5298975baf1a5c449049c8ba9340b3606ee300673c68c811a7d79c9d9db4bb
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SHA512
4c967b6968e4650b6747cd78eb76f21d724652af134d8232223ee961e71147957c8345433a9b9bb5bd9d08456a8c776d931d096bbbb0c4cb9da748fb879bb28f
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 4340 2448 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4320 2448 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4276 2448 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 540 2448 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 4320 regsvr32.exe 4276 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 4428 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 2448 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 4320 regsvr32.exe 4320 regsvr32.exe 4276 regsvr32.exe 4276 regsvr32.exe 3824 regsvr32.exe 3824 regsvr32.exe 3824 regsvr32.exe 3824 regsvr32.exe 4160 regsvr32.exe 4160 regsvr32.exe 4160 regsvr32.exe 4160 regsvr32.exe 3824 regsvr32.exe 3824 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE 2448 EXCEL.EXE -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
EXCEL.EXEregsvr32.exeregsvr32.exeregsvr32.exedescription pid process target process PID 2448 wrote to memory of 4340 2448 EXCEL.EXE regsvr32.exe PID 2448 wrote to memory of 4340 2448 EXCEL.EXE regsvr32.exe PID 2448 wrote to memory of 4320 2448 EXCEL.EXE regsvr32.exe PID 2448 wrote to memory of 4320 2448 EXCEL.EXE regsvr32.exe PID 2448 wrote to memory of 4276 2448 EXCEL.EXE regsvr32.exe PID 2448 wrote to memory of 4276 2448 EXCEL.EXE regsvr32.exe PID 4320 wrote to memory of 3824 4320 regsvr32.exe regsvr32.exe PID 4320 wrote to memory of 3824 4320 regsvr32.exe regsvr32.exe PID 4276 wrote to memory of 4160 4276 regsvr32.exe regsvr32.exe PID 4276 wrote to memory of 4160 4276 regsvr32.exe regsvr32.exe PID 2448 wrote to memory of 540 2448 EXCEL.EXE regsvr32.exe PID 2448 wrote to memory of 540 2448 EXCEL.EXE regsvr32.exe PID 3824 wrote to memory of 940 3824 regsvr32.exe systeminfo.exe PID 3824 wrote to memory of 940 3824 regsvr32.exe systeminfo.exe PID 3824 wrote to memory of 4428 3824 regsvr32.exe ipconfig.exe PID 3824 wrote to memory of 4428 3824 regsvr32.exe ipconfig.exe PID 3824 wrote to memory of 3100 3824 regsvr32.exe nltest.exe PID 3824 wrote to memory of 3100 3824 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\be5298975baf1a5c449049c8ba9340b3606ee300673c68c811a7d79c9d9db4bb.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\BJQDPDtD\HWIYfTe.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 ..\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\UbHGzSUOW\gmiqdtoz.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
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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
MD517b7d4c551be7da38862f33fab9c55ab
SHA17dc05f6e403e0028eac5cce26b54d433b1db7c82
SHA256c9f6b75f0b0f06753a1e507c4d20a68c60f0a7696e7a9c9a73100bb77e5d6ebc
SHA512631fb8a37d7f845466c7f4948fe2bec169f9476f860a41156c7cafb480cd869860703f77826f1f690a5167cb36d0569ae2d577c94b4b8b0a9e03d9732ff08af4
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C:\Users\Admin\soci3.ocxFilesize
847KB
MD574354f59e74eabe44abc5e90c6440f24
SHA17f0035e4f5570e6799df1172f85c08978c283c33
SHA256d6e2fcd99571e3fd2384fde9b6b35eebe1552a2be7aeddbc9403e361e4a6e162
SHA51267dfc1a709fcaa8578d6618d0d1df144cde73b332c8deccb3aa2438dbf885687212e106a518b755951d27f7df619e52e7067156f66786567464ea3f2e6c8e5fe
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\Users\Admin\soci2.ocxFilesize
847KB
MD517b7d4c551be7da38862f33fab9c55ab
SHA17dc05f6e403e0028eac5cce26b54d433b1db7c82
SHA256c9f6b75f0b0f06753a1e507c4d20a68c60f0a7696e7a9c9a73100bb77e5d6ebc
SHA512631fb8a37d7f845466c7f4948fe2bec169f9476f860a41156c7cafb480cd869860703f77826f1f690a5167cb36d0569ae2d577c94b4b8b0a9e03d9732ff08af4
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\Users\Admin\soci3.ocxFilesize
847KB
MD574354f59e74eabe44abc5e90c6440f24
SHA17f0035e4f5570e6799df1172f85c08978c283c33
SHA256d6e2fcd99571e3fd2384fde9b6b35eebe1552a2be7aeddbc9403e361e4a6e162
SHA51267dfc1a709fcaa8578d6618d0d1df144cde73b332c8deccb3aa2438dbf885687212e106a518b755951d27f7df619e52e7067156f66786567464ea3f2e6c8e5fe
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memory/540-302-0x0000000000000000-mapping.dmp
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memory/940-313-0x0000000000000000-mapping.dmp
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memory/2448-120-0x00007FFAD2660000-0x00007FFAD2670000-memory.dmpFilesize
64KB
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memory/2448-131-0x00007FFACF730000-0x00007FFACF740000-memory.dmpFilesize
64KB
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memory/2448-119-0x00007FFAD2660000-0x00007FFAD2670000-memory.dmpFilesize
64KB
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memory/2448-130-0x00007FFACF730000-0x00007FFACF740000-memory.dmpFilesize
64KB
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memory/2448-121-0x00007FFAD2660000-0x00007FFAD2670000-memory.dmpFilesize
64KB
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memory/2448-118-0x00007FFAD2660000-0x00007FFAD2670000-memory.dmpFilesize
64KB
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memory/3100-316-0x0000000000000000-mapping.dmp
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memory/3824-317-0x0000000002AF0000-0x0000000008A55000-memory.dmpFilesize
95.4MB
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memory/3824-314-0x0000000002AF0000-0x0000000008A55000-memory.dmpFilesize
95.4MB
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memory/3824-300-0x0000000000000000-mapping.dmp
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memory/4160-301-0x0000000000000000-mapping.dmp
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memory/4276-292-0x0000000000000000-mapping.dmp
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memory/4320-287-0x0000000180000000-0x0000000180030000-memory.dmpFilesize
192KB
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memory/4320-284-0x0000000000000000-mapping.dmp
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memory/4340-283-0x0000000000000000-mapping.dmp
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memory/4428-315-0x0000000000000000-mapping.dmp