Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
23/02/2022, 13:19
Static task
static1
Behavioral task
behavioral1
Sample
SCAN-5450.xls
Resource
win7-en-20211208
General
- Target SCAN-5450.xls
- Size 110KB
- Sample220223-qkhbmsaca4
- SHA256 d034fd64931c293d458754c99e057ac4938dbd2761ca89043e5272a4ecd1776d
- MD5 492ebe377b5974b4a9f47e9831cc6555
- SHA1 bdb2c87434a65090a4f698b52af950e1312a102c
- SHA512 fc7c87f1fdade70a39571b8caf92ea86299bdd54ccbba9b68c6e6ac5cb1ea009ca71cb729b50d769c5f52447b5e29d2b561a434ba2f2634120a551fa24e51250
- MD5 SHA1 SHA512
Malware Config
Extracted
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xlm4.0
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xlm40.dropper
https://duvarkagitlarimodelleri.com/42hhp/gZXakh7/
Extracted
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emotet
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Epoch5
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27.254.174.84:8080
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61.7.231.229:443
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168.197.250.14:80
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59.148.253.194:443
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195.154.146.35:443
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159.69.237.188:443
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139.196.72.155:8080
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185.148.168.220:8080
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191.252.103.16:80
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54.38.242.185:443
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185.184.25.78:8080
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54.37.228.122:443
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45.71.195.104:8080
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185.148.168.15:8080
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54.37.106.167:8080
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103.41.204.169:8080
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198.199.98.78:8080
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61.7.231.226:443
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210.57.209.142:8080
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190.90.233.66:443
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85.214.67.203:8080
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68.183.93.250:443
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103.42.57.17:8080
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37.44.244.177:8080
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194.9.172.107:8080
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118.98.72.86:443
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78.46.73.125:443
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104.131.62.48:8080
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128.199.192.135:8080
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37.59.209.141:8080
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217.182.143.207:443
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62.171.178.147:8080
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93.104.209.107:8080
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116.124.128.206:8080
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66.42.57.149:443
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173.203.78.138:443
-
203.153.216.46:443
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207.148.81.119:8080
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195.77.239.39:8080
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78.47.204.80:443
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 1608 1712 regsvr32.exe 56 - Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
pid Process 1608 regsvr32.exe 4060 regsvr32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Tlnmxzumd\khfnxszxrqxy.thi 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1712 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4060 regsvr32.exe 4060 regsvr32.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE 1712 EXCEL.EXE - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1712 wrote to memory of 1608 1712 EXCEL.EXE 64 PID 1712 wrote to memory of 1608 1712 EXCEL.EXE 64 PID 1712 wrote to memory of 1608 1712 EXCEL.EXE 64 PID 1608 wrote to memory of 4060 1608 regsvr32.exe 67 PID 1608 wrote to memory of 4060 1608 regsvr32.exe 67 PID 1608 wrote to memory of 4060 1608 regsvr32.exe 67
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\SCAN-5450.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1712 -
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:1608 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Tlnmxzumd\khfnxszxrqxy.thi"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:4060
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