Analysis
- max time kernel
156s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
23/02/2022, 12:45
Static task
static1
Behavioral task
behavioral1
Sample
Gmbh_2022_02.xlsm
Resource
win7-en-20211208
General
- Target Gmbh_2022_02.xlsm
- Size 209KB
- Sample220223-py3dasaah8
- SHA256 b2e13370876930cafc8c088a7011cb600cfebaaa2bf97164af939c2a996439fc
- MD5 c6ab92e94b280329002759752ee79253
- SHA1 fed2aeb8af5efdfdfb5dd42939f6f1c3dbd8bda6
- SHA512 f9d9d6be878d5966a0a2dde4901b9d182d311827aed86ec6894c9cb3346578a81222228e871001a3dedd2efafdb31edf954993d4cd7695d8a33355f23cb7dad9
- MD5 SHA1 SHA512
Malware Config
Extracted
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xlm4.0
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xlm40.dropper
https://www.swaong.com/assets/VV4/
Extracted
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emotet
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Epoch4
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175.107.196.192:80
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156.67.219.84:7080
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159.8.59.82:8080
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119.235.255.201:8080
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31.24.158.56:8080
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212.237.17.99:8080
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45.118.135.203:7080
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45.176.232.124:443
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129.232.188.93:443
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58.227.42.236:80
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162.214.50.39:7080
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176.104.106.96:8080
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153.126.203.229:8080
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162.243.175.63:443
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138.185.72.26:8080
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50.116.54.215:443
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50.30.40.196:8080
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178.79.147.66:8080
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203.114.109.124:443
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82.165.152.127:8080
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79.172.212.216:8080
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103.134.85.85:80
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178.128.83.165:80
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216.158.226.206:443
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103.75.201.2:443
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51.254.140.238:7080
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45.142.114.231:8080
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107.182.225.142:8080
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81.0.236.90:443
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46.55.222.11:443
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164.68.99.3:8080
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185.157.82.211:8080
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131.100.24.231:80
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212.24.98.99:8080
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217.182.143.207:443
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212.237.56.116:7080
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45.118.115.99:8080
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158.69.222.101:443
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207.38.84.195:8080
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41.76.108.46:8080
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173.212.193.249:8080
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103.75.201.4:443
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195.154.133.20:443
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110.232.117.186:8080
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 4064 684 regsvr32.exe 56 - Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
pid Process 4064 regsvr32.exe 2312 regsvr32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Ldxmpfew\fdaswastvzp.mps regsvr32.exe - 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 684 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2312 regsvr32.exe 2312 regsvr32.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE 684 EXCEL.EXE - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 684 wrote to memory of 4064 684 EXCEL.EXE 69 PID 684 wrote to memory of 4064 684 EXCEL.EXE 69 PID 684 wrote to memory of 4064 684 EXCEL.EXE 69 PID 4064 wrote to memory of 2312 4064 regsvr32.exe 70 PID 4064 wrote to memory of 2312 4064 regsvr32.exe 70 PID 4064 wrote to memory of 2312 4064 regsvr32.exe 70
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\Gmbh_2022_02.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:684 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Ldxmpfew\fdaswastvzp.mps"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2312
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