Analysis
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max time kernel
135s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
10/11/2022, 10:37
Behavioral task
behavioral1
Sample
39.xls
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
39.xls
Resource
win10v2004-20220901-en
General
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Target
39.xls
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Size
91KB
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MD5
2cbfc0bcbf7b64731ba0a7340aa8e177
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SHA1
4f19b1888b7b601bfb2a1224562dbfed9eaf394b
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SHA256
f121a237d7a7ba8a02e7fb76bbc67ac5f09cc0d4621f0b668c72702d9d42c2ea
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SHA512
23924ea2da27846aa9f6dc629df6e182cec493848574327b9d5a771bb0078996a689db99726a87d591cb40a843d0e6a3dbaf5f5606adfba2273df9d9672defcc
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SSDEEP
1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgG
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 636 4396 regsvr32.exe 81 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3260 4396 regsvr32.exe 81 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3580 4396 regsvr32.exe 81 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1104 4396 regsvr32.exe 81 -
Downloads MZ/PE file
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Loads dropped DLL 4 IoCs
pid Process 636 regsvr32.exe 2456 regsvr32.exe 3260 regsvr32.exe 4056 regsvr32.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\laIf.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CbVayXY\\laIf.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AgfHPPVT.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\KlituifQjBIVn\\AgfHPPVT.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.
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 4396 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 636 regsvr32.exe 636 regsvr32.exe 2456 regsvr32.exe 2456 regsvr32.exe 2456 regsvr32.exe 2456 regsvr32.exe 3260 regsvr32.exe 3260 regsvr32.exe 4056 regsvr32.exe 4056 regsvr32.exe 4056 regsvr32.exe 4056 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE 4396 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4396 wrote to memory of 636 4396 EXCEL.EXE 89 PID 4396 wrote to memory of 636 4396 EXCEL.EXE 89 PID 636 wrote to memory of 2456 636 regsvr32.exe 90 PID 636 wrote to memory of 2456 636 regsvr32.exe 90 PID 4396 wrote to memory of 3260 4396 EXCEL.EXE 93 PID 4396 wrote to memory of 3260 4396 EXCEL.EXE 93 PID 3260 wrote to memory of 4056 3260 regsvr32.exe 94 PID 3260 wrote to memory of 4056 3260 regsvr32.exe 94 PID 4396 wrote to memory of 3580 4396 EXCEL.EXE 95 PID 4396 wrote to memory of 3580 4396 EXCEL.EXE 95 PID 4396 wrote to memory of 1104 4396 EXCEL.EXE 96 PID 4396 wrote to memory of 1104 4396 EXCEL.EXE 96
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\39.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4396 -
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:636 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\KlituifQjBIVn\AgfHPPVT.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2456
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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:3260 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\CbVayXY\laIf.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4056
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:3580
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
PID:1104
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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
MD5871ea9a8e1604e3cfc16dd15a61294fa
SHA12139e23aa41026d93489d3849a5229dc0cfb1bad
SHA25612fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d
SHA51261b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f
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Filesize
621KB
MD5871ea9a8e1604e3cfc16dd15a61294fa
SHA12139e23aa41026d93489d3849a5229dc0cfb1bad
SHA25612fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d
SHA51261b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a