Resubmissions
17-03-2023 10:17
230317-mbr8pshf9x 1016-03-2023 13:49
230316-q42vdsba75 1016-03-2023 13:38
230316-qxl6csdc9w 10Analysis
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max time kernel
138s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2023 13:38
Behavioral task
behavioral1
Sample
gescanntes-Dokument.zip
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
gescanntes-Dokument.zip
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
gescanntes-Dokument.doc
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
gescanntes-Dokument.doc
Resource
win10v2004-20230220-en
General
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Target
gescanntes-Dokument.doc
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Size
535.8MB
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MD5
10b71d7f695ac3f1a6267d132c825db6
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SHA1
02a7b36c21a416b9a2b094a0a3b6eed005673985
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SHA256
3695ed0ba836d615bbadea21eefaf5c0b565a4af6aff8c09aba17b3e3dbd2ada
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SHA512
6686b2d0f608151b8268991c39e7f39acf1a8f13abc421b8679e1c32e4bd5c96b77e1a7a8ac2e58b011a0bebf5ee187b022bdaeebfa143bc1016ba75eca10303
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SSDEEP
12288:XxYDQ8EW+Ba+qKYR08a72L2X0dMzPPqvBUEu3uNsRAPYwT4q3MJ/d:2DPElaSUqqafj9Q4ZJ/d
Malware Config
Extracted
emotet
Epoch4
164.68.99.3:8080
164.90.222.65:443
186.194.240.217:443
1.234.2.232:8080
103.75.201.2:443
187.63.160.88:80
147.139.166.154:8080
91.207.28.33:8080
5.135.159.50:443
153.92.5.27:8080
213.239.212.5:443
103.43.75.120:443
159.65.88.10:8080
167.172.253.162:8080
153.126.146.25:7080
119.59.103.152:8080
107.170.39.149:8080
183.111.227.137:8080
159.89.202.34:443
110.232.117.186:8080
129.232.188.93:443
172.105.226.75:8080
197.242.150.244:8080
188.44.20.25:443
66.228.32.31:7080
91.121.146.47:8080
202.129.205.3:8080
45.176.232.124:443
160.16.142.56:8080
94.23.45.86:4143
95.217.221.146:8080
72.15.201.15:8080
167.172.199.165:8080
115.68.227.76:8080
139.59.126.41:443
185.4.135.165:8080
79.137.35.198:8080
206.189.28.199:8080
163.44.196.120:8080
201.94.166.162:443
104.168.155.143:8080
173.212.193.249:8080
45.235.8.30:8080
169.57.156.166:8080
149.56.131.28:8080
182.162.143.56:443
103.132.242.26:8080
82.223.21.224:8080
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 2496 1732 regsvr32.exe WINWORD.EXE -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2496 regsvr32.exe 1704 regsvr32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IwOoCIpaGUvtRfkW.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\EtYfYlULXk\\IwOoCIpaGUvtRfkW.dll\"" regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Script User-Agent 3 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 30 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 32 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 35 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 1732 WINWORD.EXE 1732 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2496 regsvr32.exe 2496 regsvr32.exe 1704 regsvr32.exe 1704 regsvr32.exe 1704 regsvr32.exe 1704 regsvr32.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
WINWORD.EXEpid process 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
WINWORD.EXEpid process 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE 1732 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEregsvr32.exedescription pid process target process PID 1732 wrote to memory of 2496 1732 WINWORD.EXE regsvr32.exe PID 1732 wrote to memory of 2496 1732 WINWORD.EXE regsvr32.exe PID 2496 wrote to memory of 1704 2496 regsvr32.exe regsvr32.exe PID 2496 wrote to memory of 1704 2496 regsvr32.exe regsvr32.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\gescanntes-Dokument.doc" /o ""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
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C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\144645.tmp"2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\EtYfYlULXk\IwOoCIpaGUvtRfkW.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\144645.tmpFilesize
513.5MB
MD594c1331c27ae2c62ccf36dc37ae00ee7
SHA16b44006186400702bd74c0ab1adea6d44cda0e63
SHA256fbd0de06efbbd6dd9def9377109dd6b65567d87d67beb16e458297e23f7265e5
SHA512c8336363af181dba7d24153321acd6453e4c27351a202e6d535f9a4f15b6ded866966856623c6b3a0c00895d9165f6a0befbd7b8eb162c003b08a14f9dd83189
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C:\Users\Admin\AppData\Local\Temp\144645.tmpFilesize
513.5MB
MD594c1331c27ae2c62ccf36dc37ae00ee7
SHA16b44006186400702bd74c0ab1adea6d44cda0e63
SHA256fbd0de06efbbd6dd9def9377109dd6b65567d87d67beb16e458297e23f7265e5
SHA512c8336363af181dba7d24153321acd6453e4c27351a202e6d535f9a4f15b6ded866966856623c6b3a0c00895d9165f6a0befbd7b8eb162c003b08a14f9dd83189
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C:\Users\Admin\AppData\Local\Temp\144650.zipFilesize
808KB
MD53b7321bee4cd2257f6b7d35444beff8e
SHA150f23f1c651ae85edf1e67ed5f46fcce28b74a34
SHA256908726ffcf59ee9ffee24cc569e985fac914fa815cb096a65c9e7b890c9d8b7a
SHA512c6f8df8ee8086ef5c0a6d4cb99f3b012e1ca89a3f90725590dc68ae3ca33ef0619b565435a31d145825f718d54959f8a11e2d3d0b371dea2bb57f8a8465b82d8
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C:\Windows\System32\EtYfYlULXk\IwOoCIpaGUvtRfkW.dllFilesize
513.5MB
MD594c1331c27ae2c62ccf36dc37ae00ee7
SHA16b44006186400702bd74c0ab1adea6d44cda0e63
SHA256fbd0de06efbbd6dd9def9377109dd6b65567d87d67beb16e458297e23f7265e5
SHA512c8336363af181dba7d24153321acd6453e4c27351a202e6d535f9a4f15b6ded866966856623c6b3a0c00895d9165f6a0befbd7b8eb162c003b08a14f9dd83189
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memory/1732-136-0x00007FFD61C70000-0x00007FFD61C80000-memory.dmpFilesize
64KB
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memory/1732-138-0x00007FFD5F310000-0x00007FFD5F320000-memory.dmpFilesize
64KB
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memory/1732-139-0x00007FFD5F310000-0x00007FFD5F320000-memory.dmpFilesize
64KB
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memory/1732-137-0x00007FFD61C70000-0x00007FFD61C80000-memory.dmpFilesize
64KB
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memory/1732-133-0x00007FFD61C70000-0x00007FFD61C80000-memory.dmpFilesize
64KB
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memory/1732-135-0x00007FFD61C70000-0x00007FFD61C80000-memory.dmpFilesize
64KB
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memory/1732-134-0x00007FFD61C70000-0x00007FFD61C80000-memory.dmpFilesize
64KB
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memory/2496-179-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
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memory/2496-182-0x0000000000B00000-0x0000000000B01000-memory.dmpFilesize
4KB