Analysis
- max time kernel
53s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20220331-en - submitted
01/04/2022, 17:46
Static task
static1
Behavioral task
behavioral1
Sample
f5d66dc252327a66425427d22a009b75.dll
Resource
win7-20220331-en
General
- Target f5d66dc252327a66425427d22a009b75.dll
- Size 432KB
- Sample220401-wb98ysbahn
- SHA256 6a6dac28c6342ac11945fff9277d9d516ebcc7287c9eaa9af57a85c09f0190d7
- MD5 f5d66dc252327a66425427d22a009b75
- SHA1 289c22a262272ee446a4f0b0ca694aa5ae36d4c1
- SHA512 c6ae1396b80ad81e052ab3c0f50ac664f6993c005ecd83ec10115b0d28011f9fc0fd68d1fc40a50070f86bbe37e9614c0830969111e6dd901997b46ea2e26203
- 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
- suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
- Loads dropped DLL 1 IoCs
pid Process 880 regsvr32.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Mtppxaouf\ltvn.uif regsvr32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 880 regsvr32.exe 880 regsvr32.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 2888 regsvr32.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2532 wrote to memory of 2888 2532 regsvr32.exe 76 PID 2532 wrote to memory of 2888 2532 regsvr32.exe 76 PID 2532 wrote to memory of 2888 2532 regsvr32.exe 76 PID 2888 wrote to memory of 880 2888 regsvr32.exe 77 PID 2888 wrote to memory of 880 2888 regsvr32.exe 77 PID 2888 wrote to memory of 880 2888 regsvr32.exe 77
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\f5d66dc252327a66425427d22a009b75.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2532 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\f5d66dc252327a66425427d22a009b75.dll2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Mtppxaouf\ltvn.uif"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:880
-
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\Mtppxaouf\ltvn.uif
- Size 432KB
- SHA256 6a6dac28c6342ac11945fff9277d9d516ebcc7287c9eaa9af57a85c09f0190d7
- MD5 f5d66dc252327a66425427d22a009b75
- SHA1 289c22a262272ee446a4f0b0ca694aa5ae36d4c1
- SHA512 c6ae1396b80ad81e052ab3c0f50ac664f6993c005ecd83ec10115b0d28011f9fc0fd68d1fc40a50070f86bbe37e9614c0830969111e6dd901997b46ea2e26203
- SSDEEP 6144:fXsg4N8g8NZrrED8R+7pARpzKDXS4rsjW+5YFYQ8Gv0JW84gCFff:f8g4N8RM8R+7pYpzKvrsjW+5MDvT
- MD5 SHA1 SHA512 SSDEEP