Analysis
- max time kernel
72s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20220331-en - submitted
01/04/2022, 19:21
Static task
static1
Behavioral task
behavioral1
Sample
f8ce93557ffc95ca061566c85dbb1f9b.dll
Resource
win7-20220331-en
General
- Target f8ce93557ffc95ca061566c85dbb1f9b.dll
- Size 768KB
- Sample220401-x2me9agca3
- SHA256 7532a2ad18a0ba68ec6e90791cc3eaf7d72a77fdeb3a8c6b99628b7b960bb9ec
- MD5 f8ce93557ffc95ca061566c85dbb1f9b
- SHA1 2415d2892851fedcd3ddef3231e01541941e5cec
- SHA512 6c295c4cd67192d1ce3babbca81f771c8d1a5a988c82a5be440948b1de41cb947c8ae12c982a178b70d0a6639fa65d49c40deed4cade65fab2cd77206b97ba64
- MD5 SHA1 SHA512
Malware Config
Extracted
-
emotet
-
Epoch5
-
5.189.160.61:443
-
94.177.178.26:8080
-
202.29.239.162:443
-
54.38.143.246:7080
-
119.59.125.140:8080
-
185.148.168.15:8080
-
188.166.229.148:443
-
2.58.16.87:8080
-
104.131.62.48:8080
-
103.82.248.59:7080
-
37.59.209.141:8080
-
103.133.214.242:8080
-
195.77.239.39:8080
-
128.199.192.135:8080
-
78.47.204.80:443
-
59.148.253.194:443
-
87.106.97.83:7080
-
45.71.195.104:8080
-
85.214.67.203:8080
-
139.196.72.155:8080
-
210.57.209.142:8080
-
194.9.172.107:8080
-
116.124.128.206:8080
-
118.98.72.86:443
-
203.153.216.46:443
-
202.28.34.99:8080
-
54.37.228.122:443
-
202.134.4.210:7080
-
88.217.172.165:8080
-
196.44.98.190:8080
-
195.154.146.35:443
-
217.182.143.207:443
-
36.67.23.59:443
-
207.148.81.119:8080
-
190.90.233.66:443
-
66.42.57.149:443
-
85.25.120.45:8080
-
93.104.209.107:8080
-
68.183.93.250:443
-
103.42.58.120:7080
-
5.56.132.177:8080
-
159.69.237.188:443
-
51.68.141.164:8080
-
54.37.106.167:8080
-
198.199.98.78:8080
-
54.38.242.185:443
-
62.171.178.147:8080
-
37.44.244.177:8080
-
103.41.204.169:8080
-
78.46.73.125:443
-
185.148.168.220:8080
-
191.252.103.16:80
-
175.126.176.79:8080
Signatures
- Loads dropped DLL 1 IoCs
pid Process 1584 regsvr32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Upnsgg\xpidxnxzv.vcu regsvr32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1584 regsvr32.exe 1584 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 996 regsvr32.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4752 wrote to memory of 996 4752 regsvr32.exe 76 PID 4752 wrote to memory of 996 4752 regsvr32.exe 76 PID 4752 wrote to memory of 996 4752 regsvr32.exe 76 PID 996 wrote to memory of 1584 996 regsvr32.exe 77 PID 996 wrote to memory of 1584 996 regsvr32.exe 77 PID 996 wrote to memory of 1584 996 regsvr32.exe 77
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\f8ce93557ffc95ca061566c85dbb1f9b.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\f8ce93557ffc95ca061566c85dbb1f9b.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:996 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Upnsgg\xpidxnxzv.vcu"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1584
-
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\Upnsgg\xpidxnxzv.vcu
- Size 768KB
- SHA256 7532a2ad18a0ba68ec6e90791cc3eaf7d72a77fdeb3a8c6b99628b7b960bb9ec
- MD5 f8ce93557ffc95ca061566c85dbb1f9b
- SHA1 2415d2892851fedcd3ddef3231e01541941e5cec
- SHA512 6c295c4cd67192d1ce3babbca81f771c8d1a5a988c82a5be440948b1de41cb947c8ae12c982a178b70d0a6639fa65d49c40deed4cade65fab2cd77206b97ba64
- SSDEEP 12288:y7pLgbqIjZbwqHUM6AytrYj2azO8BOg1s3F2r/:y7ssqexYtzbO53F2
- MD5 SHA1 SHA512 SSDEEP