Analysis
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max time kernel
101s -
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, 10:55
Behavioral task
behavioral1
Sample
f9aebb47cd76923fcb9a655ce504e8765593acbdbb5ba9ab85258db896c053fa.xls
Resource
win10-20220901-en
Behavioral task
behavioral2
Sample
f9aebb47cd76923fcb9a655ce504e8765593acbdbb5ba9ab85258db896c053fa.xls
Resource
win10-20220812-en
General
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Target
f9aebb47cd76923fcb9a655ce504e8765593acbdbb5ba9ab85258db896c053fa.xls
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Size
91KB
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MD5
f3c762b18399efd122ed38a31db5c5a6
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SHA1
9e97cc9307b72e55c155a3de77ec99e7222e4def
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SHA256
f9aebb47cd76923fcb9a655ce504e8765593acbdbb5ba9ab85258db896c053fa
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SHA512
e6ab4d798e73d0c75d073acdc5bd2b0ef10521798040e6d44d8eff04a68757c0b647b7dcd1a17550f6cce2570093966190b73680165e6cbaed44966275c98f4b
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SSDEEP
1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgqbCXuZH4gb4CEn9J4ZXz3:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgm
Malware Config
Extracted
https://www.conceptagency.net/css/b8eaKN/
https://bencevendeghaz.hu/2zjoi/cwfKJOzA/
http://45.32.114.141/xilte/Uqm6Eysf3Hkjwh/
http://ruitaiwz.com/wp-admin/MXlp5IsUKwT1k0DtzT/
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 2244 4672 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4248 4672 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3288 4672 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 308 4672 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 3 IoCs
pid Process 2244 regsvr32.exe 4248 regsvr32.exe 308 regsvr32.exe -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TSxZoRcmvnWx.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AvaZYZZOBlkhQzwVX\\TSxZoRcmvnWx.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\liFHGzSNPcEDZD.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\VoDceoyIUAplQDAAT\\liFHGzSNPcEDZD.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WcDLawmYz.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\EXPvAHgyO\\WcDLawmYz.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 4672 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 2244 regsvr32.exe 2244 regsvr32.exe 4896 regsvr32.exe 4896 regsvr32.exe 4896 regsvr32.exe 4896 regsvr32.exe 4248 regsvr32.exe 4248 regsvr32.exe 4800 regsvr32.exe 4800 regsvr32.exe 4800 regsvr32.exe 4800 regsvr32.exe 308 regsvr32.exe 308 regsvr32.exe 4884 regsvr32.exe 4884 regsvr32.exe 4884 regsvr32.exe 4884 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE 4672 EXCEL.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4672 wrote to memory of 2244 4672 EXCEL.EXE 68 PID 4672 wrote to memory of 2244 4672 EXCEL.EXE 68 PID 2244 wrote to memory of 4896 2244 regsvr32.exe 69 PID 2244 wrote to memory of 4896 2244 regsvr32.exe 69 PID 4672 wrote to memory of 4248 4672 EXCEL.EXE 70 PID 4672 wrote to memory of 4248 4672 EXCEL.EXE 70 PID 4248 wrote to memory of 4800 4248 regsvr32.exe 71 PID 4248 wrote to memory of 4800 4248 regsvr32.exe 71 PID 4672 wrote to memory of 3288 4672 EXCEL.EXE 78 PID 4672 wrote to memory of 3288 4672 EXCEL.EXE 78 PID 4672 wrote to memory of 308 4672 EXCEL.EXE 79 PID 4672 wrote to memory of 308 4672 EXCEL.EXE 79 PID 308 wrote to memory of 4884 308 regsvr32.exe 80 PID 308 wrote to memory of 4884 308 regsvr32.exe 80
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\f9aebb47cd76923fcb9a655ce504e8765593acbdbb5ba9ab85258db896c053fa.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4672 -
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:2244 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\VoDceoyIUAplQDAAT\liFHGzSNPcEDZD.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4896
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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:4248 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\EXPvAHgyO\WcDLawmYz.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4800
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:3288
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:308 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\AvaZYZZOBlkhQzwVX\TSxZoRcmvnWx.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4884
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD55a5557c55d6602b4e7a69c9fe800a073
SHA1e8df1ae8707ccbf300da0ce6395c8c580825dd55
SHA256a96a0875d7f6b7f7c5ae544ce1a14c101b6d9a4daffb21e16154244192486139
SHA51255c5b8b05d9a5f77f45a113e8042156605caee99cd2eb6beb3101bbf2db9ea1acf7e0f2f2335e4507a8b001809da1933548f60ec8744682e5003283c96f8e075
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Filesize
621KB
MD5e13fecff6dc982531324cdba4f224d1d
SHA10de9ca7b8770ce588684237d2739d456bc64dade
SHA25678b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0
SHA5120e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b
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Filesize
621KB
MD51e8791ce5e6d13941359c46b6a928621
SHA1da4afc3f8bba09f73ce45b4764c033813c239624
SHA256d0ad1a17f8bf2be026d74e0eb0eb16f99367370300c4e031ebe58286c0e543b0
SHA512f43171df91dd29742e5c2fad21a89b68eebb0a183a27737b43e5404c27da2edad017df71ec05441ef484b8d07c1f8003a7ea4cfe017e059d23eae373540f727d
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Filesize
621KB
MD55a5557c55d6602b4e7a69c9fe800a073
SHA1e8df1ae8707ccbf300da0ce6395c8c580825dd55
SHA256a96a0875d7f6b7f7c5ae544ce1a14c101b6d9a4daffb21e16154244192486139
SHA51255c5b8b05d9a5f77f45a113e8042156605caee99cd2eb6beb3101bbf2db9ea1acf7e0f2f2335e4507a8b001809da1933548f60ec8744682e5003283c96f8e075
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Filesize
621KB
MD5e13fecff6dc982531324cdba4f224d1d
SHA10de9ca7b8770ce588684237d2739d456bc64dade
SHA25678b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0
SHA5120e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b
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Filesize
621KB
MD51e8791ce5e6d13941359c46b6a928621
SHA1da4afc3f8bba09f73ce45b4764c033813c239624
SHA256d0ad1a17f8bf2be026d74e0eb0eb16f99367370300c4e031ebe58286c0e543b0
SHA512f43171df91dd29742e5c2fad21a89b68eebb0a183a27737b43e5404c27da2edad017df71ec05441ef484b8d07c1f8003a7ea4cfe017e059d23eae373540f727d