Analysis
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max time kernel
125s -
max time network
136s -
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, 10:42
Behavioral task
behavioral1
Sample
86dab2ea12761b285443fb7be4a5a9eca8541d1c5f7eafc3b9335b727b868278.xls
Resource
win10-20220812-en
Behavioral task
behavioral2
Sample
86dab2ea12761b285443fb7be4a5a9eca8541d1c5f7eafc3b9335b727b868278.xls
Resource
win10-20220812-en
General
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Target
86dab2ea12761b285443fb7be4a5a9eca8541d1c5f7eafc3b9335b727b868278.xls
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Size
91KB
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MD5
5bbf7d6a0b396a3534852500f7939494
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SHA1
d2b8d30df7b3c941f4d48d0e0fbcf0e258c451b7
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SHA256
86dab2ea12761b285443fb7be4a5a9eca8541d1c5f7eafc3b9335b727b868278
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SHA512
1428568bd61897aa1ebffb648386f830a5688f030e009fc2d0d2ab67b7f06de488247710c9ac0c8d23e94e1c0098036140aed80fe572480c98cd9c49d3342c4c
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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 4896 2692 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1448 2692 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 5032 2692 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3388 2692 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4896 regsvr32.exe 1448 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\LWtOuuDOh.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CDlUbGnVsx\\LWtOuuDOh.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CBCZ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\WXZbEkfOMuwmhh\\CBCZ.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 2692 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4896 regsvr32.exe 4896 regsvr32.exe 580 regsvr32.exe 580 regsvr32.exe 580 regsvr32.exe 580 regsvr32.exe 1448 regsvr32.exe 1448 regsvr32.exe 1784 regsvr32.exe 1784 regsvr32.exe 1784 regsvr32.exe 1784 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE 2692 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2692 wrote to memory of 4896 2692 EXCEL.EXE 74 PID 2692 wrote to memory of 4896 2692 EXCEL.EXE 74 PID 4896 wrote to memory of 580 4896 regsvr32.exe 75 PID 4896 wrote to memory of 580 4896 regsvr32.exe 75 PID 2692 wrote to memory of 1448 2692 EXCEL.EXE 76 PID 2692 wrote to memory of 1448 2692 EXCEL.EXE 76 PID 1448 wrote to memory of 1784 1448 regsvr32.exe 77 PID 1448 wrote to memory of 1784 1448 regsvr32.exe 77 PID 2692 wrote to memory of 5032 2692 EXCEL.EXE 78 PID 2692 wrote to memory of 5032 2692 EXCEL.EXE 78 PID 2692 wrote to memory of 3388 2692 EXCEL.EXE 79 PID 2692 wrote to memory of 3388 2692 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\86dab2ea12761b285443fb7be4a5a9eca8541d1c5f7eafc3b9335b727b868278.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692 -
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:4896 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\CDlUbGnVsx\LWtOuuDOh.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:580
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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:1448 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\WXZbEkfOMuwmhh\CBCZ.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1784
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:5032
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
PID:3388
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD5d91b16ead21c4a8468e0e411b4104b8b
SHA1e014b2034b852c53ff4528f7ae80cd2dd7c0e8d7
SHA256d96d07555698b46be58865d8f65d0553b6a64bffae36072507291175b23876ca
SHA51218c0d7831717f87c300cede2cffffcc002a33ded4b48fb19fc9225c0553c185cadef7eeab2d41248ed6b7b66be95b170f9bb482f1d2720daf982f0ca4790674a
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f
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Filesize
621KB
MD5d91b16ead21c4a8468e0e411b4104b8b
SHA1e014b2034b852c53ff4528f7ae80cd2dd7c0e8d7
SHA256d96d07555698b46be58865d8f65d0553b6a64bffae36072507291175b23876ca
SHA51218c0d7831717f87c300cede2cffffcc002a33ded4b48fb19fc9225c0553c185cadef7eeab2d41248ed6b7b66be95b170f9bb482f1d2720daf982f0ca4790674a
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Filesize
621KB
MD5d8d225350e7e511598ca5e62139ab35b
SHA19840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f