Analysis
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max time kernel
101s -
max time network
131s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
10/11/2022, 10:27
Behavioral task
behavioral1
Sample
90ad0d3775eeeaa81b6a26513c7845bbcdd3cae22784e8f8c9e1207ac5015319.xls
Resource
win10-20220901-en
Behavioral task
behavioral2
Sample
90ad0d3775eeeaa81b6a26513c7845bbcdd3cae22784e8f8c9e1207ac5015319.xls
Resource
win10-20220812-en
General
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Target
90ad0d3775eeeaa81b6a26513c7845bbcdd3cae22784e8f8c9e1207ac5015319.xls
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Size
91KB
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MD5
5996c065453499f70368d1cc992bf51a
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SHA1
00b5ad1c2d1bd3426ae3a128310936d4b11e0b00
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SHA256
90ad0d3775eeeaa81b6a26513c7845bbcdd3cae22784e8f8c9e1207ac5015319
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SHA512
2f3bcbc341cec7a690698309728a3744e9585aad9d8e4e8fbd0088365d98db65ab43426bc110b13aa0e47e7a9fd7da2aa302f467653b3007047d836bbb7ac2f2
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SSDEEP
1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgqbCXuZH4gb4CEn9J4ZXz3:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO
Malware Config
Extracted
https://www.conceptagency.net/css/b8eaKN/
https://bencevendeghaz.hu/2zjoi/cwfKJOzA/
http://45.32.114.141/xilte/Uqm6Eysf3Hkjwh/
http://ruitaiwz.com/wp-admin/MXlp5IsUKwT1k0DtzT/
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4328 2452 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2700 2452 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 368 2452 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1228 2452 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 3 IoCs
pid Process 4328 regsvr32.exe 2700 regsvr32.exe 1228 regsvr32.exe -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MrsqxYkQlUTuMgH.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\JttCGFth\\MrsqxYkQlUTuMgH.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WFYlWDLmqlueMnn.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\GkiPiSUSKwqq\\WFYlWDLmqlueMnn.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yVmqLMEmmQ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\XIjrxae\\yVmqLMEmmQ.dll\"" regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2452 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4328 regsvr32.exe 4328 regsvr32.exe 4272 regsvr32.exe 4272 regsvr32.exe 4272 regsvr32.exe 4272 regsvr32.exe 2700 regsvr32.exe 2700 regsvr32.exe 4564 regsvr32.exe 4564 regsvr32.exe 4564 regsvr32.exe 4564 regsvr32.exe 1228 regsvr32.exe 1228 regsvr32.exe 3912 regsvr32.exe 3912 regsvr32.exe 3912 regsvr32.exe 3912 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2452 EXCEL.EXE 2452 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE 2452 EXCEL.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2452 wrote to memory of 4328 2452 EXCEL.EXE 70 PID 2452 wrote to memory of 4328 2452 EXCEL.EXE 70 PID 4328 wrote to memory of 4272 4328 regsvr32.exe 72 PID 4328 wrote to memory of 4272 4328 regsvr32.exe 72 PID 2452 wrote to memory of 2700 2452 EXCEL.EXE 74 PID 2452 wrote to memory of 2700 2452 EXCEL.EXE 74 PID 2700 wrote to memory of 4564 2700 regsvr32.exe 76 PID 2700 wrote to memory of 4564 2700 regsvr32.exe 76 PID 2452 wrote to memory of 368 2452 EXCEL.EXE 78 PID 2452 wrote to memory of 368 2452 EXCEL.EXE 78 PID 2452 wrote to memory of 1228 2452 EXCEL.EXE 79 PID 2452 wrote to memory of 1228 2452 EXCEL.EXE 79 PID 1228 wrote to memory of 3912 1228 regsvr32.exe 80 PID 1228 wrote to memory of 3912 1228 regsvr32.exe 80
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\90ad0d3775eeeaa81b6a26513c7845bbcdd3cae22784e8f8c9e1207ac5015319.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2452 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\JttCGFth\MrsqxYkQlUTuMgH.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4272
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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:2700 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\GkiPiSUSKwqq\WFYlWDLmqlueMnn.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4564
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:368
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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:1228 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\XIjrxae\yVmqLMEmmQ.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3912
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD5fcb7fc030074ba06176519bec61a1267
SHA13f037fef167ff2afeca1084c65b06241f7d02033
SHA25638764360540702e0bd35871ec9788760d9c121358a4cdd94331eb28e573670ad
SHA5127db49569c035393cb5827ce7ddac93b9948c0b719aa9b3a5360a45845909d881dd13b4ba6ec9a67247e9861c4c3582a91a3e0ac07ec951d345c49451f5ba0d90
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Filesize
621KB
MD5e13fecff6dc982531324cdba4f224d1d
SHA10de9ca7b8770ce588684237d2739d456bc64dade
SHA25678b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0
SHA5120e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b
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Filesize
621KB
MD592a3f6911635438f39de4bae33cc6fa2
SHA1a1d0c269e83f262bd665fadabd9521372c9d86e7
SHA256e9a6ea8caed6cf87ba761f830065fbd710ac0a1cc5ca6551e8901e490e3eca00
SHA512b79b9b05c72aeb2868a2581eff03beeca4b277eb1ffe9784f873a2426cf39dcd9070e37daef9722b39f53e95fa86bc28ab302252f9b95801c6cf828253120a04
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Filesize
621KB
MD5fcb7fc030074ba06176519bec61a1267
SHA13f037fef167ff2afeca1084c65b06241f7d02033
SHA25638764360540702e0bd35871ec9788760d9c121358a4cdd94331eb28e573670ad
SHA5127db49569c035393cb5827ce7ddac93b9948c0b719aa9b3a5360a45845909d881dd13b4ba6ec9a67247e9861c4c3582a91a3e0ac07ec951d345c49451f5ba0d90
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Filesize
621KB
MD5e13fecff6dc982531324cdba4f224d1d
SHA10de9ca7b8770ce588684237d2739d456bc64dade
SHA25678b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0
SHA5120e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b
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Filesize
621KB
MD592a3f6911635438f39de4bae33cc6fa2
SHA1a1d0c269e83f262bd665fadabd9521372c9d86e7
SHA256e9a6ea8caed6cf87ba761f830065fbd710ac0a1cc5ca6551e8901e490e3eca00
SHA512b79b9b05c72aeb2868a2581eff03beeca4b277eb1ffe9784f873a2426cf39dcd9070e37daef9722b39f53e95fa86bc28ab302252f9b95801c6cf828253120a04