Resubmissions
15/03/2022, 13:11
220315-qe56hsbec2 10Analysis
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max time kernel
149s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
15/03/2022, 13:11
Behavioral task
behavioral1
Sample
3 1403.xlsm
Resource
win7-20220311-en
General
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Target
3 1403.xlsm
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Size
48KB
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MD5
1655267f2eef17c7bea81ee6cf65fbf9
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SHA1
dd062a715bd8eee2b8b4d30e6786e5b108b63c1a
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SHA256
8e586a928eecac9fa5b4dd6980915389f0092c6ec968ffe90dc4ccf3504ae578
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SHA512
3b0f05743a81756ef75e8da15e393f40365c71d7e986141bfb467acd8a232581cc5bd01953ed61b6129652ebd9517b1282f01fbbe2e808aa70dc3c906bbb726d
Malware Config
Extracted
http://www.arkpp.com/ARIS-BSU/9K1/
Extracted
emotet
Epoch4
217.182.143.248:8080
185.4.135.27:8080
192.99.251.50:443
146.59.226.45:443
162.214.118.104:8080
195.154.133.20:443
103.75.201.2:443
5.9.116.246:8080
177.87.70.10:8080
31.24.158.56:8080
103.75.201.4:443
158.69.222.101:443
185.157.82.211:8080
185.8.212.130:7080
186.250.48.117:7080
110.232.117.186:8080
46.55.222.11:443
196.218.30.83:443
51.91.7.5:8080
176.56.128.118:443
207.38.84.195:8080
173.212.193.249:8080
45.118.135.203:7080
164.68.99.3:8080
209.126.98.206:8080
212.24.98.99:8080
151.106.112.196:8080
45.176.232.124:443
153.126.146.25:7080
212.237.17.99:8080
45.142.114.231:8080
107.182.225.142:8080
45.118.115.99:8080
79.172.212.216:8080
50.30.40.196:8080
82.165.152.127:8080
50.116.54.215:443
1.234.2.232:8080
58.227.42.236:80
216.158.226.206:443
159.8.59.82:8080
129.232.188.93:443
189.126.111.200:7080
138.185.72.26:8080
159.65.88.10:8080
103.221.221.247:8080
188.44.20.25:443
203.114.109.124:443
197.242.150.244:8080
51.254.140.238:7080
176.104.106.96:8080
178.79.147.66:8080
131.100.24.231:80
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 4896 604 regsvr32.exe 77 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4896 regsvr32.exe 2324 regsvr32.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Yyrrkvucvibkkh\gzknehuewy.uox 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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 604 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2324 regsvr32.exe 2324 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 604 EXCEL.EXE 604 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE 604 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 604 wrote to memory of 4896 604 EXCEL.EXE 83 PID 604 wrote to memory of 4896 604 EXCEL.EXE 83 PID 604 wrote to memory of 4896 604 EXCEL.EXE 83 PID 4896 wrote to memory of 2324 4896 regsvr32.exe 84 PID 4896 wrote to memory of 2324 4896 regsvr32.exe 84 PID 4896 wrote to memory of 2324 4896 regsvr32.exe 84
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\3 1403.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:604 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4896 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Yyrrkvucvibkkh\gzknehuewy.uox"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2324
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