Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
12/11/2024, 21:44
Static task
static1
Behavioral task
behavioral1
Sample
b16db71c90d3a1a2762cddecceef6206fc4335abbb27fc76d6e8c122f34aea51.dll
Resource
win7-20240729-en
General
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Target
b16db71c90d3a1a2762cddecceef6206fc4335abbb27fc76d6e8c122f34aea51.dll
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Size
615KB
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MD5
c2d00079f64e4a35fb8d74479fc5842d
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SHA1
7171b33a5e01ee698f209de78db5e8ad1391d7cd
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SHA256
b16db71c90d3a1a2762cddecceef6206fc4335abbb27fc76d6e8c122f34aea51
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SHA512
6d5fd69002fa360a5b4895d692b47c90a0f1bbb8dfaa3e532301692d2d9a92101185906a63129b32a7dc09293ec39b4b588ac190e23e91a152a8a5ab784be537
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SSDEEP
12288:dOzFuk7dA19ZCOo6AI/2NLaQLukMZR+TTD7vgEPej:0hn7dA19ZCOyDaQ6kqkXa
Malware Config
Extracted
emotet
Epoch4
131.100.24.231:80
209.59.138.75:7080
103.8.26.103:8080
51.38.71.0:443
212.237.17.99:8080
79.172.212.216:8080
207.38.84.195:8080
104.168.155.129:8080
178.79.147.66:8080
46.55.222.11:443
103.8.26.102:8080
192.254.71.210:443
45.176.232.124:443
203.114.109.124:443
51.68.175.8:8080
58.227.42.236:80
45.142.114.231:8080
217.182.143.207:443
178.63.25.185:443
45.118.115.99:8080
103.75.201.2:443
104.251.214.46:8080
158.69.222.101:443
81.0.236.90:443
45.118.135.203:7080
176.104.106.96:8080
212.237.56.116:7080
216.158.226.206:443
173.212.193.249:8080
50.116.54.215:443
138.185.72.26:8080
41.76.108.46:8080
212.237.5.209:443
107.182.225.142:8080
195.154.133.20:443
162.214.50.39:7080
110.232.117.186:8080
Signatures
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Emotet family
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 2136 wrote to memory of 1440 2136 regsvr32.exe 30 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31 PID 1440 wrote to memory of 1820 1440 regsvr32.exe 31
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\b16db71c90d3a1a2762cddecceef6206fc4335abbb27fc76d6e8c122f34aea51.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\b16db71c90d3a1a2762cddecceef6206fc4335abbb27fc76d6e8c122f34aea51.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1440 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\b16db71c90d3a1a2762cddecceef6206fc4335abbb27fc76d6e8c122f34aea51.dll",DllRegisterServer3⤵
- System Location Discovery: System Language Discovery
PID:1820
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