Analysis
-
max time kernel
141s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 08:50
Static task
static1
Behavioral task
behavioral1
Sample
4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe
-
Size
667KB
-
MD5
4a4a0fa94a50b4ad04ccb4999fa7b89b
-
SHA1
6b8e952ff77550718dd04c702e66d7ed5fa7805a
-
SHA256
b760477f768e703c3303ef963fef44f85395c92b96149bb7706393df31ee3e62
-
SHA512
9343322904a247fc357177e5da627e2273f902868ce669bb678c1843e65c9f1379225bf2b34901d9554dd46427c941567500273cb2f993f3ef6aabec5ceb296f
-
SSDEEP
12288:U2JhG//t8C5VCFSoDpaQlHfl6mCiWDaBMFCUoCGsq:U2JC/t8iVNoDgQVN6mCipt5X
Malware Config
Extracted
emotet
Epoch3
116.91.240.96:80
167.71.227.113:8080
190.85.46.52:7080
162.144.42.60:8080
202.166.170.43:80
95.216.205.155:8080
120.51.34.254:80
103.93.220.182:80
111.89.241.139:80
60.125.114.64:443
45.177.120.37:8080
185.86.148.68:443
75.127.14.170:8080
119.92.77.17:80
203.153.216.178:7080
172.96.190.154:8080
179.5.118.12:80
153.229.219.1:443
139.59.12.63:8080
115.79.195.246:80
103.229.73.17:8080
195.201.56.70:8080
190.192.39.136:80
183.77.227.38:80
45.239.204.100:80
192.163.221.191:8080
46.32.229.152:8080
73.55.128.120:80
113.203.238.130:80
138.201.45.2:8080
180.148.4.130:8080
77.74.78.80:443
115.79.59.157:80
91.83.93.103:443
181.80.129.181:80
41.185.29.128:8080
178.33.167.120:8080
185.208.226.142:8080
91.75.75.46:80
86.57.216.23:80
143.95.101.72:8080
118.33.121.37:80
116.202.10.123:8080
103.80.51.61:8080
54.38.143.245:8080
50.116.78.109:8080
128.106.187.110:80
139.59.61.215:443
190.191.171.72:80
58.27.215.3:8080
223.17.215.76:80
37.205.9.252:7080
37.46.129.215:8080
46.105.131.68:8080
192.241.220.183:8080
24.231.51.190:80
113.161.148.81:80
109.206.139.119:80
118.243.83.70:80
185.142.236.163:443
172.105.78.244:8080
185.80.172.199:80
190.194.12.132:80
36.91.44.183:80
200.116.93.61:80
192.210.217.94:8080
93.20.157.143:80
198.57.203.63:8080
78.186.65.230:80
175.103.38.146:80
115.135.158.13:80
113.160.248.110:80
88.247.58.26:80
157.7.164.178:8081
67.121.104.51:20
74.208.173.91:8080
113.156.82.32:80
51.38.201.19:7080
14.241.182.160:80
79.133.6.236:8080
169.1.211.133:80
202.153.220.157:80
8.4.9.137:8080
220.106.127.191:443
5.79.70.250:8080
37.187.100.220:7080
113.193.239.51:443
Signatures
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Processes:
resource yara_rule behavioral2/memory/1952-4-0x0000000002100000-0x0000000002110000-memory.dmp emotet behavioral2/memory/1952-0-0x00000000020E0000-0x00000000020F2000-memory.dmp emotet behavioral2/memory/1952-7-0x00000000020C0000-0x00000000020CF000-memory.dmp emotet behavioral2/memory/4536-14-0x0000000002490000-0x00000000024A0000-memory.dmp emotet behavioral2/memory/4536-10-0x0000000002470000-0x0000000002482000-memory.dmp emotet -
Executes dropped EXE 1 IoCs
Processes:
NAPCRYPT.exepid process 4536 NAPCRYPT.exe -
Drops file in System32 directory 1 IoCs
Processes:
4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64\wlanext\NAPCRYPT.exe 4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
NAPCRYPT.exepid process 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe 4536 NAPCRYPT.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exepid process 1952 4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exedescription pid process target process PID 1952 wrote to memory of 4536 1952 4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe NAPCRYPT.exe PID 1952 wrote to memory of 4536 1952 4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe NAPCRYPT.exe PID 1952 wrote to memory of 4536 1952 4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe NAPCRYPT.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4a4a0fa94a50b4ad04ccb4999fa7b89b_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\SysWOW64\wlanext\NAPCRYPT.exe"C:\Windows\SysWOW64\wlanext\NAPCRYPT.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4536
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
667KB
MD54a4a0fa94a50b4ad04ccb4999fa7b89b
SHA16b8e952ff77550718dd04c702e66d7ed5fa7805a
SHA256b760477f768e703c3303ef963fef44f85395c92b96149bb7706393df31ee3e62
SHA5129343322904a247fc357177e5da627e2273f902868ce669bb678c1843e65c9f1379225bf2b34901d9554dd46427c941567500273cb2f993f3ef6aabec5ceb296f