Analysis
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max time kernel
149s -
max time network
141s -
platform
windows10-1703_x64 -
resource
win10-20220901-en -
resource tags
arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system -
submitted
10/11/2022, 10:37
Behavioral task
behavioral1
Sample
d7efe8beb4d164e74ea262e36a04188cfd3efc2de954ffaa85d49c275dd15832.xls
Resource
win10-20220812-en
Behavioral task
behavioral2
Sample
d7efe8beb4d164e74ea262e36a04188cfd3efc2de954ffaa85d49c275dd15832.xls
Resource
win10-20220901-en
General
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Target
d7efe8beb4d164e74ea262e36a04188cfd3efc2de954ffaa85d49c275dd15832.xls
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Size
91KB
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MD5
34628dfc1e077f4de2f36fc343531c7e
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SHA1
080a86ec00c8819414a140109ebcbf5195b79eb6
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SHA256
d7efe8beb4d164e74ea262e36a04188cfd3efc2de954ffaa85d49c275dd15832
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SHA512
1e928991222fbe8775f27d07325ee940380248318c50f18dc5569115b629c7f05a1ef2f8bfb82ddcfdf76f3566c1747e71bd8999d0b20f509d3c5b3a7174b1b1
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SSDEEP
1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgu
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 4740 4548 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4464 4548 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 660 4548 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 520 4548 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4740 regsvr32.exe 4464 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\ZPCDPafnPoe.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\KyctgaMRRIHGGjli\\ZPCDPafnPoe.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 4548 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4740 regsvr32.exe 4740 regsvr32.exe 3804 regsvr32.exe 3804 regsvr32.exe 3804 regsvr32.exe 3804 regsvr32.exe 4464 regsvr32.exe 4464 regsvr32.exe 600 regsvr32.exe 600 regsvr32.exe 600 regsvr32.exe 600 regsvr32.exe -
Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4548 wrote to memory of 4740 4548 EXCEL.EXE 69 PID 4548 wrote to memory of 4740 4548 EXCEL.EXE 69 PID 4740 wrote to memory of 3804 4740 regsvr32.exe 70 PID 4740 wrote to memory of 3804 4740 regsvr32.exe 70 PID 4548 wrote to memory of 4464 4548 EXCEL.EXE 71 PID 4548 wrote to memory of 4464 4548 EXCEL.EXE 71 PID 4464 wrote to memory of 600 4464 regsvr32.exe 72 PID 4464 wrote to memory of 600 4464 regsvr32.exe 72 PID 4548 wrote to memory of 660 4548 EXCEL.EXE 73 PID 4548 wrote to memory of 660 4548 EXCEL.EXE 73 PID 4548 wrote to memory of 520 4548 EXCEL.EXE 74 PID 4548 wrote to memory of 520 4548 EXCEL.EXE 74
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\d7efe8beb4d164e74ea262e36a04188cfd3efc2de954ffaa85d49c275dd15832.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4548 -
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:4740 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\KyctgaMRRIHGGjli\ZPCDPafnPoe.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3804
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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:4464 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\QDwkPZzKSwaH\TuXEEgWpX.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:600
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:660
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
PID:520
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD5871ea9a8e1604e3cfc16dd15a61294fa
SHA12139e23aa41026d93489d3849a5229dc0cfb1bad
SHA25612fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d
SHA51261b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f
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Filesize
621KB
MD5871ea9a8e1604e3cfc16dd15a61294fa
SHA12139e23aa41026d93489d3849a5229dc0cfb1bad
SHA25612fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d
SHA51261b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f