Analysis
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max time kernel
137s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 18:11
Static task
static1
Behavioral task
behavioral1
Sample
50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe
Resource
win7-20240419-en
General
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Target
50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe
-
Size
344KB
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MD5
50ce9c75cd29bca309ebe6d244376464
-
SHA1
c945514dbc21c961e3c4f7976c43dae19c21d32f
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SHA256
8fc1820dae78015bbd07b3a11c1f4310c0c838a33c76935cf74eb71ac91ca053
-
SHA512
500a08845594ff73096336afc0da7038a64724240e216a23c547f39b06d4b567fb6afa9342d7aa741a6acb7ca42a0e20f2d4c8d71dfaf56bdeb480972158a505
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SSDEEP
6144:QHeM3Y7gPU58HvLd3podfd2ODGpNoM+2qwMZJo:+eQjPnHBZcfd8voT2qzZJo
Malware Config
Extracted
emotet
Epoch3
222.239.249.166:443
217.26.163.82:7080
91.205.173.54:8080
163.172.97.112:8080
103.205.177.229:80
176.58.93.123:80
212.112.113.235:80
201.196.15.79:990
193.34.144.138:8080
172.104.70.207:8080
104.238.80.237:8080
181.44.166.242:80
119.159.150.176:443
5.189.148.98:8080
139.162.185.116:443
190.189.79.73:80
78.46.87.133:8080
192.241.220.183:8080
23.253.207.142:8080
216.70.88.55:8080
172.245.13.50:8080
162.144.46.90:8080
95.216.207.86:7080
124.150.175.129:8080
124.150.175.133:80
216.75.37.196:8080
181.197.108.171:443
152.169.32.143:8080
187.177.155.123:990
50.116.78.109:8080
95.216.212.157:8080
143.95.101.72:8080
46.105.131.68:8080
192.163.221.191:8080
198.57.217.170:8080
138.197.140.163:8080
46.17.6.116:8080
195.201.56.68:7080
37.59.24.25:8080
191.100.24.201:50000
212.129.14.27:8080
51.38.134.203:8080
113.52.135.33:7080
181.47.235.26:993
177.226.25.78:80
142.93.87.198:8080
83.169.33.157:8080
157.7.164.178:8081
191.82.28.224:80
Signatures
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Drops file in System32 directory 4 IoCs
Processes:
nicboost.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 nicboost.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE nicboost.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies nicboost.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 nicboost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 3 IoCs
Processes:
nicboost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix nicboost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" nicboost.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" nicboost.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
nicboost.exepid process 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe 3124 nicboost.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exepid process 3980 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exenicboost.exedescription pid process target process PID 2372 wrote to memory of 3980 2372 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe PID 2372 wrote to memory of 3980 2372 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe PID 2372 wrote to memory of 3980 2372 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe 50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe PID 1372 wrote to memory of 3124 1372 nicboost.exe nicboost.exe PID 1372 wrote to memory of 3124 1372 nicboost.exe nicboost.exe PID 1372 wrote to memory of 3124 1372 nicboost.exe nicboost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Users\Admin\AppData\Local\Temp\50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe--eef938712⤵
- Suspicious behavior: RenamesItself
PID:3980
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C:\Windows\SysWOW64\nicboost.exe"C:\Windows\SysWOW64\nicboost.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\nicboost.exe--cf343c4d2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:3124
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\5ee9f8cddb3ff188c6a99dcf99203008_41e50f4a-4a76-42e1-a3df-51306e426307
Filesize50B
MD5aaec799e344163d0d188e0590697cb1e
SHA194aa3e9674f1335e1cdf6dc7b7c7cdbf5c97c65d
SHA256d627b40c75603106e24782fdb852c180722ae6d472bdb60367bf2708f28f5454
SHA512285e78b5ddc3049b2b167e0c785f410260eecdbb745489e3e5984e118c627e97b7499f8a937a4a6d5da4fe046fb220fc70fd5abc583083909fd005b1ee4f03b0