Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10_x64 -
resource
win10-20220223-en -
submitted
29-03-2022 19:57
Behavioral task
behavioral1
Sample
07610eca3a554bbc3279af58afb13d4da4234771cc60b020fac93605a9a8a429.xls
Resource
win10-20220310-en
General
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Target
07610eca3a554bbc3279af58afb13d4da4234771cc60b020fac93605a9a8a429.xls
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Size
106KB
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MD5
e51296a26db59c3b953e16f97cefba82
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SHA1
9b20e34151eb584eca0bceeab76a0cde75bd3dc2
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SHA256
07610eca3a554bbc3279af58afb13d4da4234771cc60b020fac93605a9a8a429
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SHA512
cd13887bd34eaea34108b54cf345a50c340e1cfe1953aa3f15433a63d94b66d39ade448e804d392264bb402fc659c2070d5b5b321e8add7bc9eb95b826e0739c
Malware Config
Extracted
http://fccatinsaat.com/wp-content/Cw3aR6792f/
http://fabulouswebdesign.net/invoice/m/
http://freemanylaluz.com/downloads/8dR9pgNBFtz/
https://freewebsitedirectory.com/wp-includes/v2qFAlMZELRkxbz/
http://futaba.youchien.net/wp-content/sSJqJ/
Extracted
emotet
Epoch4
45.176.232.125:443
138.197.109.175:8080
187.84.80.182:443
79.143.187.147:443
189.232.46.161:443
103.70.28.102:8080
134.122.66.193:8080
151.106.112.196:8080
160.16.142.56:8080
212.24.98.99:8080
188.44.20.25:443
197.242.150.244:8080
206.189.28.199:8080
172.104.251.154:8080
103.43.46.182:443
203.114.109.124:443
103.75.201.2:443
58.227.42.236:80
201.94.166.162:443
189.126.111.200:7080
185.8.212.130:7080
167.99.115.35:8080
129.232.188.93:443
1.234.2.232:8080
153.126.146.25:7080
185.157.82.211:8080
131.100.24.231:80
1.234.21.73:7080
192.99.251.50:443
119.193.124.41:7080
159.8.59.82:8080
158.69.222.101:443
51.254.140.238:7080
5.9.116.246:8080
45.176.232.124:443
159.65.88.10:8080
101.50.0.91:8080
107.182.225.142:8080
167.172.253.162:8080
79.172.212.216:8080
50.30.40.196:8080
196.218.30.83:443
51.91.7.5:8080
212.237.17.99:8080
72.15.201.15:8080
183.111.227.137:8080
51.91.76.89:8080
209.250.246.206:443
176.104.106.96:8080
46.55.222.11:443
209.126.98.206:8080
164.68.99.3:8080
176.56.128.118:443
103.132.242.26:8080
110.232.117.186:8080
146.59.226.45:443
173.212.193.249:8080
82.165.152.127:8080
45.118.115.99:8080
216.158.226.206:443
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\EXCEL.EXE is not expected to spawn this process 1624 3068 regsvr32.exe EXCEL.EXE -
Downloads MZ/PE file
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 1624 regsvr32.exe -
Drops file in System32 directory 1 IoCs
Processes:
regsvr32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Uoxxpwvoqerpmemz\tjcbloyhpw.kqs regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEpid process 3068 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvr32.exepid process 3964 regsvr32.exe 3964 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 3068 EXCEL.EXE 3068 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE 3068 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 3068 wrote to memory of 1624 3068 EXCEL.EXE regsvr32.exe PID 3068 wrote to memory of 1624 3068 EXCEL.EXE regsvr32.exe PID 3068 wrote to memory of 1624 3068 EXCEL.EXE regsvr32.exe PID 1624 wrote to memory of 3964 1624 regsvr32.exe regsvr32.exe PID 1624 wrote to memory of 3964 1624 regsvr32.exe regsvr32.exe PID 1624 wrote to memory of 3964 1624 regsvr32.exe regsvr32.exe
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\07610eca3a554bbc3279af58afb13d4da4234771cc60b020fac93605a9a8a429.xls"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\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\nhth.dll2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Uoxxpwvoqerpmemz\tjcbloyhpw.kqs"3⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\nhth.dllFilesize
431KB
MD51d49142c951b027ce4c59bd5bd576a01
SHA19912d9f4aae27f4451ae48280aab09471e28d4ff
SHA25654f45bd4fd18d977e2788c1b959fdb8ee79174d87e48d7bcaeef3ddbdc914bd5
SHA512372c0052db2e1f6fdeededeb7c4cd51e4b8f235c4ee6637932c68557fea7e03d2b6a9827d802fe366a7d01fc4e3d2cc5dc76683258b9c7dcc6f54cc3a110773b
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\Users\Admin\nhth.dllFilesize
431KB
MD51d49142c951b027ce4c59bd5bd576a01
SHA19912d9f4aae27f4451ae48280aab09471e28d4ff
SHA25654f45bd4fd18d977e2788c1b959fdb8ee79174d87e48d7bcaeef3ddbdc914bd5
SHA512372c0052db2e1f6fdeededeb7c4cd51e4b8f235c4ee6637932c68557fea7e03d2b6a9827d802fe366a7d01fc4e3d2cc5dc76683258b9c7dcc6f54cc3a110773b
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memory/1624-254-0x0000000000000000-mapping.dmp
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memory/1624-257-0x00000000006E0000-0x0000000000704000-memory.dmpFilesize
144KB
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memory/3068-114-0x00007FFC57330000-0x00007FFC57340000-memory.dmpFilesize
64KB
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memory/3068-115-0x00007FFC57330000-0x00007FFC57340000-memory.dmpFilesize
64KB
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memory/3068-116-0x00007FFC57330000-0x00007FFC57340000-memory.dmpFilesize
64KB
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memory/3068-117-0x00007FFC57330000-0x00007FFC57340000-memory.dmpFilesize
64KB
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memory/3964-265-0x0000000000000000-mapping.dmp
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memory/3964-267-0x0000000002CD0000-0x0000000002CF4000-memory.dmpFilesize
144KB