Analysis
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max time kernel
148s -
max time network
150s -
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, 10:51
Behavioral task
behavioral1
Sample
36124b7e8b92ecf89c6741dd82350976bebd06c548c43f52040101659ff4adbd.xls
Resource
win10-20220901-en
Behavioral task
behavioral2
Sample
36124b7e8b92ecf89c6741dd82350976bebd06c548c43f52040101659ff4adbd.xls
Resource
win10-20220812-en
General
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Target
36124b7e8b92ecf89c6741dd82350976bebd06c548c43f52040101659ff4adbd.xls
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Size
91KB
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MD5
f17da7b9a3cf0973b160c7f545c26664
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SHA1
5c3f320c1dc8b09c16967a7a161744c9fb93de08
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SHA256
36124b7e8b92ecf89c6741dd82350976bebd06c548c43f52040101659ff4adbd
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SHA512
ec1ce187845ab293b4c2be13f1c7d21674c4461adf4243e5fae8e18f33a4e1780235dd99ec6848bc074c62676bc1380c86e01a6fe416bb23e896147b08f0ff20
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SSDEEP
1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/is9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgm
Malware Config
Extracted
https://bosny.com/aspnet_client/R50QIOGjmvVlr/
http://navylin.com/autopoisonous/4fZQW/
http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/
http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/
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 4872 392 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1216 392 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3452 392 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 212 392 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4872 regsvr32.exe 1216 regsvr32.exe -
Adds Run key to start application 2 TTPs 4 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\GGTSDbnzSRmgkhqQ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\EOWBfSjYa\\GGTSDbnzSRmgkhqQ.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pKQoVgU.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\BNNTfFzc\\pKQoVgU.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 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
pid Process 392 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4872 regsvr32.exe 4872 regsvr32.exe 772 regsvr32.exe 772 regsvr32.exe 772 regsvr32.exe 772 regsvr32.exe 1216 regsvr32.exe 1216 regsvr32.exe 1220 regsvr32.exe 1220 regsvr32.exe 1220 regsvr32.exe 1220 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 392 EXCEL.EXE 392 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE 392 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 392 wrote to memory of 4872 392 EXCEL.EXE 74 PID 392 wrote to memory of 4872 392 EXCEL.EXE 74 PID 4872 wrote to memory of 772 4872 regsvr32.exe 75 PID 4872 wrote to memory of 772 4872 regsvr32.exe 75 PID 392 wrote to memory of 1216 392 EXCEL.EXE 76 PID 392 wrote to memory of 1216 392 EXCEL.EXE 76 PID 1216 wrote to memory of 1220 1216 regsvr32.exe 77 PID 1216 wrote to memory of 1220 1216 regsvr32.exe 77 PID 392 wrote to memory of 3452 392 EXCEL.EXE 78 PID 392 wrote to memory of 3452 392 EXCEL.EXE 78 PID 392 wrote to memory of 212 392 EXCEL.EXE 79 PID 392 wrote to memory of 212 392 EXCEL.EXE 79
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\36124b7e8b92ecf89c6741dd82350976bebd06c548c43f52040101659ff4adbd.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:392 -
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:4872 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\EOWBfSjYa\GGTSDbnzSRmgkhqQ.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:772
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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:1216 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\BNNTfFzc\pKQoVgU.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1220
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:3452
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
PID:212
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD583b59fb810300c2dbddf3f7d739d25a4
SHA1aa67e33414d97d297a3b86871dd6a9275fdb71d1
SHA2566b2be1e6753c8b1d69abec430562268775c00784b0a2f4cf2c5e499f98a7bfdf
SHA512c32ee574b86086d986b7177bbc011da11ad647ca8e3edbb76a6901a92fbc197d987f63b45c923aa273023ff070548caf712578e26a84f85c2eeea781ca55661a
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Filesize
621KB
MD564ef5cf1771ab08a49f3d94a54c55719
SHA1e25c8f5afb72302f27bfbbc7cc71f8b792ecf27f
SHA25635176c03296bdc5b1e485185858246f417ebf474b1c0ad7b55b3fd88630deced
SHA5125c0cedf9da6fd9bbadfb0c15215a64d8617d588a08d075e5b7458f70fa76c9ce4377a681f04d75ee5705e1aff75d9f6d5277148a06f88e65b67300b04d293859
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Filesize
621KB
MD583b59fb810300c2dbddf3f7d739d25a4
SHA1aa67e33414d97d297a3b86871dd6a9275fdb71d1
SHA2566b2be1e6753c8b1d69abec430562268775c00784b0a2f4cf2c5e499f98a7bfdf
SHA512c32ee574b86086d986b7177bbc011da11ad647ca8e3edbb76a6901a92fbc197d987f63b45c923aa273023ff070548caf712578e26a84f85c2eeea781ca55661a
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Filesize
621KB
MD564ef5cf1771ab08a49f3d94a54c55719
SHA1e25c8f5afb72302f27bfbbc7cc71f8b792ecf27f
SHA25635176c03296bdc5b1e485185858246f417ebf474b1c0ad7b55b3fd88630deced
SHA5125c0cedf9da6fd9bbadfb0c15215a64d8617d588a08d075e5b7458f70fa76c9ce4377a681f04d75ee5705e1aff75d9f6d5277148a06f88e65b67300b04d293859