Analysis
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max time kernel
150s -
max time network
151s -
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, 11:02
Behavioral task
behavioral1
Sample
3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.xls
Resource
win10-20220812-en
Behavioral task
behavioral2
Sample
3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.xls
Resource
win10-20220812-en
General
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Target
3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.xls
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Size
91KB
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MD5
a519df11a8d99c330ac7212eaecb5160
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SHA1
e3cec2516b84ca154537dd01e3b5223f0eca15cd
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SHA256
3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369
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SHA512
f2cde8655e1ef64ce7660a7b5fdb169d326e195918fd0cd8a658df9e5ba65e772e518702b2242b4201f96ee038086f8c9aa5d8c43f283d2d3e80dda17129299d
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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/
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 2 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 4852 2972 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 916 2972 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4852 regsvr32.exe 916 regsvr32.exe -
Adds Run key to start application 2 TTPs 2 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\KPAzplhme.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\UtlAuTpVuARFQ\\KPAzplhme.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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 2972 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4852 regsvr32.exe 4852 regsvr32.exe 4964 regsvr32.exe 4964 regsvr32.exe 4964 regsvr32.exe 4964 regsvr32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2972 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2972 EXCEL.EXE 2972 EXCEL.EXE 2972 EXCEL.EXE 2972 EXCEL.EXE 2972 EXCEL.EXE 2972 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2972 wrote to memory of 4852 2972 EXCEL.EXE 74 PID 2972 wrote to memory of 4852 2972 EXCEL.EXE 74 PID 4852 wrote to memory of 4964 4852 regsvr32.exe 75 PID 4852 wrote to memory of 4964 4852 regsvr32.exe 75 PID 2972 wrote to memory of 916 2972 EXCEL.EXE 76 PID 2972 wrote to memory of 916 2972 EXCEL.EXE 76
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\3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.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:2972 -
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:4852 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\UtlAuTpVuARFQ\KPAzplhme.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4964
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-
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
PID:916
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD566b4491439355f09a830aaabb32dd6c7
SHA1d0fa88a5246e077a31b3d28ddb454bfd01abc6a0
SHA25681c25740c8a58339de9cdb142b02a810e99db1b0f614d79ee8250f8829ad4a81
SHA512f1eba1233e319e968aefaff0b600a4b0ddf474d888d3638b023f6eca159ac0babab0e538b0ba608dacfcc836c79b3ab986709e360a139b928ab1f594c7332e2f
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Filesize
621KB
MD5aeb676d2fa1854a89f970736dbb6ebf7
SHA1f937c2cd80d116c535113c9a1d85528de0df94ad
SHA2565ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a
SHA5129f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884
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Filesize
621KB
MD566b4491439355f09a830aaabb32dd6c7
SHA1d0fa88a5246e077a31b3d28ddb454bfd01abc6a0
SHA25681c25740c8a58339de9cdb142b02a810e99db1b0f614d79ee8250f8829ad4a81
SHA512f1eba1233e319e968aefaff0b600a4b0ddf474d888d3638b023f6eca159ac0babab0e538b0ba608dacfcc836c79b3ab986709e360a139b928ab1f594c7332e2f
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Filesize
621KB
MD5aeb676d2fa1854a89f970736dbb6ebf7
SHA1f937c2cd80d116c535113c9a1d85528de0df94ad
SHA2565ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a
SHA5129f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884