Analysis
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max time kernel
144s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2022 03:06
Behavioral task
behavioral1
Sample
DETAILS 7.xls
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
DETAILS 7.xls
Resource
win10v2004-20221111-en
General
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Target
DETAILS 7.xls
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Size
91KB
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MD5
3c06319b86d2f10e1347cdc6c1166a1b
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SHA1
4384fccdb1383958550fa01218d6ebb19ad6cd53
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SHA256
6d6d63986ded585e7e68b569e126254fc5b630a5008eececbb6805687bd3de47
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SHA512
7de19dd1cfdfbe912483f6219e4f8ae6b0334edca3880f8812f38557cfc8d30efd9df5a8128c52ee6339920455f1361be860d125df5722f49fdc91abd22d7a03
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SSDEEP
1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgfbCXuZH4gb4CEn9J4ZjIZ:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgW
Malware Config
Extracted
https://www.greenvalleyschool.com/rand_images/RCGNrvL5ZTH/
http://hsweixintp.com/wp-admin/NP0kMO3VgxpmpkJ/
http://www.charmingsoftech.com/AMMAN/bUM7CGZ4NB2vAiJMPi/
http://bwsengineering.co.za/configSHV/ot3TehH82zNjjRPuFKH/
Extracted
emotet
Epoch5
202.28.34.99:8080
80.211.107.116:8080
175.126.176.79:8080
218.38.121.17:443
139.196.72.155:8080
103.71.99.57:8080
87.106.97.83:7080
178.62.112.199:8080
64.227.55.231:8080
46.101.98.60:8080
54.37.228.122:443
128.199.217.206:443
190.145.8.4:443
209.239.112.82:8080
85.214.67.203:8080
198.199.70.22:8080
128.199.242.164:8080
178.238.225.252:8080
103.85.95.4:8080
103.126.216.86:443
104.244.79.94:443
36.67.23.59:443
37.44.244.177:8080
160.16.143.191:8080
85.25.120.45:8080
103.56.149.105:8080
210.57.209.142:8080
195.77.239.39:8080
62.171.178.147:8080
118.98.72.86:443
103.224.241.74:8080
185.148.169.10:8080
103.41.204.169:8080
186.250.48.5:443
165.22.254.236:8080
93.104.209.107:8080
139.59.80.108:8080
196.44.98.190:8080
114.79.130.68:443
115.178.55.22:80
103.254.12.236:7080
172.105.115.71:8080
174.138.33.49:7080
51.75.33.122:443
83.229.80.93:8080
78.47.204.80:443
188.165.79.151:443
202.134.4.210:7080
82.98.180.154:7080
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 392 1664 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4468 1664 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3396 1664 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4972 1664 regsvr32.exe EXCEL.EXE -
Downloads MZ/PE file
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Loads dropped DLL 6 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 4468 regsvr32.exe 1820 regsvr32.exe 3396 regsvr32.exe 3864 regsvr32.exe 4972 regsvr32.exe 2380 regsvr32.exe -
Adds Run key to start application 2 TTPs 6 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NbzNPd.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\GmgMOguuSHyjBO\\NbzNPd.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mtbIvFOuKl.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\QalyA\\mtbIvFOuKl.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wBGvgfU.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\ArJdrhjIgGjtpX\\wBGvgfU.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1664 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 4468 regsvr32.exe 4468 regsvr32.exe 1820 regsvr32.exe 1820 regsvr32.exe 1820 regsvr32.exe 1820 regsvr32.exe 3396 regsvr32.exe 3396 regsvr32.exe 3864 regsvr32.exe 3864 regsvr32.exe 3864 regsvr32.exe 3864 regsvr32.exe 4972 regsvr32.exe 4972 regsvr32.exe 2380 regsvr32.exe 2380 regsvr32.exe 2380 regsvr32.exe 2380 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE 1664 EXCEL.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
EXCEL.EXEregsvr32.exeregsvr32.exeregsvr32.exedescription pid process target process PID 1664 wrote to memory of 392 1664 EXCEL.EXE regsvr32.exe PID 1664 wrote to memory of 392 1664 EXCEL.EXE regsvr32.exe PID 1664 wrote to memory of 4468 1664 EXCEL.EXE regsvr32.exe PID 1664 wrote to memory of 4468 1664 EXCEL.EXE regsvr32.exe PID 4468 wrote to memory of 1820 4468 regsvr32.exe regsvr32.exe PID 4468 wrote to memory of 1820 4468 regsvr32.exe regsvr32.exe PID 1664 wrote to memory of 3396 1664 EXCEL.EXE regsvr32.exe PID 1664 wrote to memory of 3396 1664 EXCEL.EXE regsvr32.exe PID 3396 wrote to memory of 3864 3396 regsvr32.exe regsvr32.exe PID 3396 wrote to memory of 3864 3396 regsvr32.exe regsvr32.exe PID 1664 wrote to memory of 4972 1664 EXCEL.EXE regsvr32.exe PID 1664 wrote to memory of 4972 1664 EXCEL.EXE regsvr32.exe PID 4972 wrote to memory of 2380 4972 regsvr32.exe regsvr32.exe PID 4972 wrote to memory of 2380 4972 regsvr32.exe regsvr32.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\DETAILS 7.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx2⤵
- Process spawned unexpected child process
PID:392 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4468 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\GmgMOguuSHyjBO\NbzNPd.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1820 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3396 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\QalyA\mtbIvFOuKl.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3864 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\ArJdrhjIgGjtpX\wBGvgfU.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2380
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\elv1.ooocccxxxFilesize
5KB
MD5f51696895def0afdd9c8e3b119dc68db
SHA1411d3f5b3ff5dbdc1a868c91b71381ec9f8777b3
SHA25624041653c2c2c6718fbb30252e2f51db95398747f988e441aac70ec323dab9fd
SHA51213f7437c7f5ebe44e98aaa939818522747707d99d76938bf9671cffaada5212f5febd36145510c3b3051b8cc3d2eb3bba2d00c331e9b543f243beac27654364a
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C:\Users\Admin\elv2.ooocccxxxFilesize
516KB
MD5118b1ec3900ac9500fda27379dabf44b
SHA1983a0c3a5b5ad5144f2a963d044ec719ea894412
SHA2564d424f1915c5c30f96bb6c0bc334c5f6d8a17d53cd596155579f9323b6fb7c5d
SHA5129d6f74417917c487aacacd83ad0e762753c844a03018ca05ca3dff6c8ab4846232292c4ab8b56fef6eb8206429dbdf47ce29971fe650f80e4afa73029fd046dd
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C:\Users\Admin\elv2.ooocccxxxFilesize
516KB
MD5118b1ec3900ac9500fda27379dabf44b
SHA1983a0c3a5b5ad5144f2a963d044ec719ea894412
SHA2564d424f1915c5c30f96bb6c0bc334c5f6d8a17d53cd596155579f9323b6fb7c5d
SHA5129d6f74417917c487aacacd83ad0e762753c844a03018ca05ca3dff6c8ab4846232292c4ab8b56fef6eb8206429dbdf47ce29971fe650f80e4afa73029fd046dd
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C:\Users\Admin\elv3.ooocccxxxFilesize
516KB
MD570a91f3abfdcbb8c4d517cd2249b2037
SHA1563cbbb6d22a99956c06981a12e238daf8b33eba
SHA25646745061dfffc093506b01b38ff58d832d0357926e6fcdbd3d72f3ba2f2f2cd2
SHA5128dfe60ad7385811685ed9b16816e85f946505575faeee899aae1e5eac991d05ab6f62830de2e597cc00dd0dce12ad6e9464d82be1e7c8d291a64db36e4c60aa2
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C:\Users\Admin\elv3.ooocccxxxFilesize
516KB
MD570a91f3abfdcbb8c4d517cd2249b2037
SHA1563cbbb6d22a99956c06981a12e238daf8b33eba
SHA25646745061dfffc093506b01b38ff58d832d0357926e6fcdbd3d72f3ba2f2f2cd2
SHA5128dfe60ad7385811685ed9b16816e85f946505575faeee899aae1e5eac991d05ab6f62830de2e597cc00dd0dce12ad6e9464d82be1e7c8d291a64db36e4c60aa2
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C:\Users\Admin\elv4.ooocccxxxFilesize
516KB
MD5a20d4faf324c4297182f1cf3e6b315eb
SHA1275d7adfc2e49dd07e45ac8a2711364575c2a742
SHA256d1d4dacc9603a8659445398adec5e9ebdb6755e446626e14884f435ed510c42a
SHA512b7c5ed028ae38ff67e3947be5e859409035c7f832649270e1ef8bdf60efd757f04c207bfa73a0a25966d7a325350ec28a282aa27c2e27feb763ab4248efdb5f6
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C:\Users\Admin\elv4.ooocccxxxFilesize
516KB
MD5a20d4faf324c4297182f1cf3e6b315eb
SHA1275d7adfc2e49dd07e45ac8a2711364575c2a742
SHA256d1d4dacc9603a8659445398adec5e9ebdb6755e446626e14884f435ed510c42a
SHA512b7c5ed028ae38ff67e3947be5e859409035c7f832649270e1ef8bdf60efd757f04c207bfa73a0a25966d7a325350ec28a282aa27c2e27feb763ab4248efdb5f6
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C:\Windows\System32\ArJdrhjIgGjtpX\wBGvgfU.dllFilesize
516KB
MD5a20d4faf324c4297182f1cf3e6b315eb
SHA1275d7adfc2e49dd07e45ac8a2711364575c2a742
SHA256d1d4dacc9603a8659445398adec5e9ebdb6755e446626e14884f435ed510c42a
SHA512b7c5ed028ae38ff67e3947be5e859409035c7f832649270e1ef8bdf60efd757f04c207bfa73a0a25966d7a325350ec28a282aa27c2e27feb763ab4248efdb5f6
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C:\Windows\System32\GmgMOguuSHyjBO\NbzNPd.dllFilesize
516KB
MD5118b1ec3900ac9500fda27379dabf44b
SHA1983a0c3a5b5ad5144f2a963d044ec719ea894412
SHA2564d424f1915c5c30f96bb6c0bc334c5f6d8a17d53cd596155579f9323b6fb7c5d
SHA5129d6f74417917c487aacacd83ad0e762753c844a03018ca05ca3dff6c8ab4846232292c4ab8b56fef6eb8206429dbdf47ce29971fe650f80e4afa73029fd046dd
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C:\Windows\System32\QalyA\mtbIvFOuKl.dllFilesize
516KB
MD570a91f3abfdcbb8c4d517cd2249b2037
SHA1563cbbb6d22a99956c06981a12e238daf8b33eba
SHA25646745061dfffc093506b01b38ff58d832d0357926e6fcdbd3d72f3ba2f2f2cd2
SHA5128dfe60ad7385811685ed9b16816e85f946505575faeee899aae1e5eac991d05ab6f62830de2e597cc00dd0dce12ad6e9464d82be1e7c8d291a64db36e4c60aa2
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memory/392-139-0x0000000000000000-mapping.dmp
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memory/1664-137-0x00007FFEA54A0000-0x00007FFEA54B0000-memory.dmpFilesize
64KB
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memory/1664-138-0x00007FFEA54A0000-0x00007FFEA54B0000-memory.dmpFilesize
64KB
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memory/1664-136-0x00007FFEA7AB0000-0x00007FFEA7AC0000-memory.dmpFilesize
64KB
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memory/1664-135-0x00007FFEA7AB0000-0x00007FFEA7AC0000-memory.dmpFilesize
64KB
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memory/1664-132-0x00007FFEA7AB0000-0x00007FFEA7AC0000-memory.dmpFilesize
64KB
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memory/1664-134-0x00007FFEA7AB0000-0x00007FFEA7AC0000-memory.dmpFilesize
64KB
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memory/1664-133-0x00007FFEA7AB0000-0x00007FFEA7AC0000-memory.dmpFilesize
64KB
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memory/1820-147-0x0000000000000000-mapping.dmp
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memory/2380-169-0x0000000000000000-mapping.dmp
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memory/3396-152-0x0000000000000000-mapping.dmp
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memory/3864-158-0x0000000000000000-mapping.dmp
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memory/4468-144-0x0000000180000000-0x000000018002E000-memory.dmpFilesize
184KB
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memory/4468-141-0x0000000000000000-mapping.dmp
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memory/4972-163-0x0000000000000000-mapping.dmp