Analysis
-
max time kernel
149s -
max time network
141s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 03:29
Behavioral task
behavioral1
Sample
1db810dc4bea3b63644803fd2d7d4e93529000f68ee7273269415960c3b6f061.xls
Resource
win10-20220414-en
General
-
Target
1db810dc4bea3b63644803fd2d7d4e93529000f68ee7273269415960c3b6f061.xls
-
Size
95KB
-
MD5
50e57cdee074c57cc286db07d0f7fe52
-
SHA1
14fb11ebd14170729959caf3b2acb8044f2721f6
-
SHA256
1db810dc4bea3b63644803fd2d7d4e93529000f68ee7273269415960c3b6f061
-
SHA512
47966403ebd61d0c55a3d59a68d2ec27d4a15ff663053d9004fcdb16aa5c1126a7dd1900fed97ae4aed2cee4f5caa1505f74d9c25cbbf8c7290e446f4b882ad6
Malware Config
Extracted
http://www.sunflowerlaboratory.in/fonts/79Tq62ly/
http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/
http://agtrade.hu/images/kiQYmOs2tSKq/
https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/
Extracted
emotet
Epoch4
94.23.45.86:4143
209.97.163.214:443
212.24.98.99:8080
103.43.75.120:443
183.111.227.137:8080
197.242.150.244:8080
129.232.188.93:443
159.65.88.10:8080
163.44.196.120:8080
51.161.73.194:443
164.90.222.65:443
159.89.202.34:443
1.234.2.232:8080
150.95.66.124:8080
51.91.76.89:8080
196.218.30.83:443
5.9.116.246:8080
146.59.226.45:443
173.212.193.249:8080
213.241.20.155:443
213.239.212.5:443
207.148.79.14:8080
51.254.140.238:7080
45.235.8.30:8080
147.139.166.154:8080
64.227.100.222:8080
82.165.152.127:8080
172.105.226.75:8080
131.100.24.231:80
206.189.28.199:8080
151.106.112.196:8080
119.193.124.41:7080
45.176.232.124:443
79.137.35.198:8080
186.194.240.217:443
103.70.28.102:8080
159.65.140.115:443
104.168.155.143:8080
45.118.115.99:8080
115.68.227.76:8080
72.15.201.15:8080
144.202.108.116:8080
37.187.115.122:8080
110.232.117.186:8080
209.126.98.206:8080
172.104.251.154:8080
82.223.21.224:8080
101.50.0.91:8080
103.132.242.26:8080
201.94.166.162:443
185.4.135.165:8080
160.16.142.56:8080
107.170.39.149:8080
134.122.66.193:8080
139.59.126.41:443
149.56.131.28:8080
91.207.28.33:8080
164.68.99.3:8080
188.44.20.25:443
103.75.201.2:443
167.172.253.162:8080
158.69.222.101:443
153.126.146.25:7080
Signatures
-
Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4380 2344 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3168 2344 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2380 2344 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4608 2344 regsvr32.exe EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
-
Downloads MZ/PE file
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 4380 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 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
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 2344 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 4380 regsvr32.exe 4380 regsvr32.exe 5008 regsvr32.exe 5008 regsvr32.exe 5008 regsvr32.exe 5008 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 2344 EXCEL.EXE 2344 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE 2344 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 2344 wrote to memory of 4380 2344 EXCEL.EXE regsvr32.exe PID 2344 wrote to memory of 4380 2344 EXCEL.EXE regsvr32.exe PID 2344 wrote to memory of 3168 2344 EXCEL.EXE regsvr32.exe PID 2344 wrote to memory of 3168 2344 EXCEL.EXE regsvr32.exe PID 4380 wrote to memory of 5008 4380 regsvr32.exe regsvr32.exe PID 4380 wrote to memory of 5008 4380 regsvr32.exe regsvr32.exe PID 2344 wrote to memory of 2380 2344 EXCEL.EXE regsvr32.exe PID 2344 wrote to memory of 2380 2344 EXCEL.EXE regsvr32.exe PID 2344 wrote to memory of 4608 2344 EXCEL.EXE regsvr32.exe PID 2344 wrote to memory of 4608 2344 EXCEL.EXE regsvr32.exe
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1db810dc4bea3b63644803fd2d7d4e93529000f68ee7273269415960c3b6f061.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
-
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\TrvUCjy\BluZNCj.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
-
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
-
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\soci1.ocxFilesize
312KB
MD511d8b13db009ddb97a193f13f041d5d5
SHA1b761ae2f01368d8390fa809b7213145f64fce4af
SHA2564d123ff8e907e781eedb73a7e5e1b250335cd1855af1838aaa86d8f0070bebb1
SHA5128b47402242cacd85a2d5ea1eee27f9b00650f955b7a7d7595ef76485f791dd32cd913ddb5225efbad751b56675b6c26594dd7b8207ee3edd9adbb06655d56990
-
\Users\Admin\soci1.ocxFilesize
312KB
MD511d8b13db009ddb97a193f13f041d5d5
SHA1b761ae2f01368d8390fa809b7213145f64fce4af
SHA2564d123ff8e907e781eedb73a7e5e1b250335cd1855af1838aaa86d8f0070bebb1
SHA5128b47402242cacd85a2d5ea1eee27f9b00650f955b7a7d7595ef76485f791dd32cd913ddb5225efbad751b56675b6c26594dd7b8207ee3edd9adbb06655d56990
-
memory/2344-119-0x00007FFB5DFF0000-0x00007FFB5E000000-memory.dmpFilesize
64KB
-
memory/2344-120-0x00007FFB5DFF0000-0x00007FFB5E000000-memory.dmpFilesize
64KB
-
memory/2344-121-0x00007FFB5DFF0000-0x00007FFB5E000000-memory.dmpFilesize
64KB
-
memory/2344-130-0x00007FFB5AC40000-0x00007FFB5AC50000-memory.dmpFilesize
64KB
-
memory/2344-131-0x00007FFB5AC40000-0x00007FFB5AC50000-memory.dmpFilesize
64KB
-
memory/2344-118-0x00007FFB5DFF0000-0x00007FFB5E000000-memory.dmpFilesize
64KB
-
memory/2380-272-0x0000000000000000-mapping.dmp
-
memory/3168-265-0x0000000000000000-mapping.dmp
-
memory/4380-252-0x0000000000000000-mapping.dmp
-
memory/4380-255-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
-
memory/4608-277-0x0000000000000000-mapping.dmp
-
memory/5008-266-0x0000000000000000-mapping.dmp