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220418-razzdaadgr 10Analysis
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max time kernel
300s -
max time network
318s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
18-04-2022 14:00
Static task
static1
Behavioral task
behavioral1
Sample
e4-5375ff373df38f4dde8f1b1dbcb3b31b.dll
Resource
win7-20220414-en
General
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Target
e4-5375ff373df38f4dde8f1b1dbcb3b31b.dll
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Size
418KB
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MD5
5375ff373df38f4dde8f1b1dbcb3b31b
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SHA1
8ce588d597c71834e5c7dc15ab1edfeca579e4ea
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SHA256
a7382facbd03fb12d421629ce240b1e119f7ee6dfbdd16a96a9f86d3fce906cd
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SHA512
886092d33dec60ce51a6139abd6a8e6eba01b43715c64b50788e936e1e58a9adf7eeaf4a71aaf3e176ca0a4797ba26b6fd9f55af7c4d4a94da1a82fb6e885f51
Malware Config
Extracted
emotet
Epoch4
138.197.147.101:443
134.195.212.50:7080
104.168.154.79:8080
149.56.131.28:8080
187.84.80.182:443
158.69.222.101:443
91.207.28.33:8080
5.9.116.246:8080
103.70.28.102:8080
153.126.146.25:7080
189.126.111.200:7080
110.232.117.186:8080
167.99.115.35:8080
146.59.226.45:443
201.94.166.162:443
103.43.46.182:443
103.132.242.26:8080
185.4.135.165:8080
159.65.88.10:8080
1.234.21.73:7080
196.218.30.83:443
46.55.222.11:443
82.165.152.127:8080
212.237.17.99:8080
45.176.232.124:443
103.75.201.2:443
209.250.246.206:443
27.54.89.58:8080
58.227.42.236:80
107.182.225.142:8080
45.235.8.30:8080
131.100.24.231:80
164.68.99.3:8080
185.8.212.130:7080
167.172.253.162:8080
203.114.109.124:443
129.232.188.93:443
206.189.28.199:8080
185.157.82.211:8080
172.104.251.154:8080
197.242.150.244:8080
183.111.227.137:8080
50.30.40.196:8080
151.106.112.196:8080
212.24.98.99:8080
176.104.106.96:8080
173.212.193.249:8080
134.122.66.193:8080
51.91.7.5:8080
45.118.115.99:8080
188.44.20.25:443
94.23.45.86:4143
209.126.98.206:8080
101.50.0.91:8080
1.234.2.232:8080
51.91.76.89:8080
72.15.201.15:8080
160.16.142.56:8080
119.193.124.41:7080
216.158.226.206:443
51.254.140.238:7080
Signatures
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suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 1776 regsvr32.exe -
Drops file in System32 directory 1 IoCs
Processes:
regsvr32.exedescription ioc process File opened for modification C:\Windows\system32\Fszfcrtjrkb\mjbfxricrlpwe.fhj regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvr32.exepid process 1776 regsvr32.exe 1776 regsvr32.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
regsvr32.exepid process 4480 regsvr32.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
regsvr32.exedescription pid process target process PID 4480 wrote to memory of 1776 4480 regsvr32.exe regsvr32.exe PID 4480 wrote to memory of 1776 4480 regsvr32.exe regsvr32.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\e4-5375ff373df38f4dde8f1b1dbcb3b31b.dll1⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\Fszfcrtjrkb\mjbfxricrlpwe.fhj"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1776
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
418KB
MD55375ff373df38f4dde8f1b1dbcb3b31b
SHA18ce588d597c71834e5c7dc15ab1edfeca579e4ea
SHA256a7382facbd03fb12d421629ce240b1e119f7ee6dfbdd16a96a9f86d3fce906cd
SHA512886092d33dec60ce51a6139abd6a8e6eba01b43715c64b50788e936e1e58a9adf7eeaf4a71aaf3e176ca0a4797ba26b6fd9f55af7c4d4a94da1a82fb6e885f51