Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 19:54
Static task
static1
Behavioral task
behavioral1
Sample
c3caf28178b332ab226e4de75344a1a82a47fa6c4c9bd20ee4520a0a6eb958d2.dll
Resource
win7-20240903-en
General
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Target
c3caf28178b332ab226e4de75344a1a82a47fa6c4c9bd20ee4520a0a6eb958d2.dll
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Size
536KB
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MD5
8825c8dfc8f8acebfd6483f6387113c7
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SHA1
e808a9f51c0844835aecef193160f00fe964a263
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SHA256
c3caf28178b332ab226e4de75344a1a82a47fa6c4c9bd20ee4520a0a6eb958d2
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SHA512
ba2e6fc0eca337eec072fc7fc3dd771631b2d860a188ea5c8f99d5f7fbc7b4f55382a9f31c152759ff735b8015933cb075c84102aeb8dd77b51fae6ae45c5305
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SSDEEP
12288:OEYEY1qOfzWAYmDID6GKcru4kL5GnIRKsm:OhqOfzWvmDU8ouBOsm
Malware Config
Extracted
emotet
Epoch5
173.203.78.138:443
74.207.230.120:8080
118.98.72.86:443
104.131.62.48:8080
37.59.209.141:8080
78.47.204.80:443
103.41.204.169:8080
142.4.219.173:8080
62.171.178.147:8080
195.154.146.35:443
185.148.168.15:8080
54.37.228.122:443
207.148.81.119:8080
139.196.72.155:8080
217.182.143.207:443
37.44.244.177:8080
203.153.216.46:443
59.148.253.194:443
191.252.103.16:80
195.77.239.39:8080
194.9.172.107:8080
54.38.242.185:443
168.197.250.14:80
85.214.67.203:8080
128.199.192.135:8080
159.69.237.188:443
190.90.233.66:443
185.148.168.220:8080
198.199.98.78:8080
210.57.209.142:8080
116.124.128.206:8080
78.46.73.125:443
66.42.57.149:443
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 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 1720 wrote to memory of 2032 1720 regsvr32.exe 31 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32 PID 2032 wrote to memory of 2332 2032 regsvr32.exe 32
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c3caf28178b332ab226e4de75344a1a82a47fa6c4c9bd20ee4520a0a6eb958d2.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c3caf28178b332ab226e4de75344a1a82a47fa6c4c9bd20ee4520a0a6eb958d2.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\c3caf28178b332ab226e4de75344a1a82a47fa6c4c9bd20ee4520a0a6eb958d2.dll",DllRegisterServer3⤵
- System Location Discovery: System Language Discovery
PID:2332
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