Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
21-04-2024 18:17
Behavioral task
behavioral1
Sample
ffe01866101207852dcc491927429a66_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
ffe01866101207852dcc491927429a66_JaffaCakes118.exe
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Size
216KB
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MD5
ffe01866101207852dcc491927429a66
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SHA1
5e261a072f450b840683ffdde89a6dcf22af4fa8
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SHA256
48dceb581254c8f4088b359ac73a22c44dd9bd8143ee4ddd04c0996e9543d184
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SHA512
a8026d8540ce5d09b81567a394ba0310ac34efe08845f4977be9516faa0aaa8d267e39b38b9a6cafbd4c4c3cb432604c9eeed6d267b3980ebe86d4052acddfa7
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SSDEEP
3072:VJacj8v7wQ+ZGx7w8wjjP8I1IU8RjrzzvUWAOZjfKdLCYP:VJPgv7wJZ87wBjYI1IUwrIOZylP
Malware Config
Extracted
njrat
0.6.4
Hacked
abdo95.ddns.net:1177
ed6e2bf930f6d35b3ac57c049d10ac2c
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reg_key
ed6e2bf930f6d35b3ac57c049d10ac2c
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2584 netsh.exe -
Drops startup file 2 IoCs
Processes:
Explorer.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ed6e2bf930f6d35b3ac57c049d10ac2c.exe Explorer.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ed6e2bf930f6d35b3ac57c049d10ac2c.exe Explorer.exe -
Executes dropped EXE 2 IoCs
Processes:
test.exeExplorer.exepid process 2072 test.exe 2140 Explorer.exe -
Loads dropped DLL 2 IoCs
Processes:
cmd.exetest.exepid process 2356 cmd.exe 2072 test.exe -
Processes:
resource yara_rule behavioral1/memory/2068-0-0x0000000000400000-0x0000000000498000-memory.dmp upx behavioral1/memory/2068-18-0x0000000000400000-0x0000000000498000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Explorer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\ed6e2bf930f6d35b3ac57c049d10ac2c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Explorer.exe\" .." Explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ed6e2bf930f6d35b3ac57c049d10ac2c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Explorer.exe\" .." Explorer.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 32 IoCs
Processes:
Explorer.exepid process 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe 2140 Explorer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Explorer.exedescription pid process Token: SeDebugPrivilege 2140 Explorer.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
ffe01866101207852dcc491927429a66_JaffaCakes118.execmd.exetest.exeExplorer.exedescription pid process target process PID 2068 wrote to memory of 2356 2068 ffe01866101207852dcc491927429a66_JaffaCakes118.exe cmd.exe PID 2068 wrote to memory of 2356 2068 ffe01866101207852dcc491927429a66_JaffaCakes118.exe cmd.exe PID 2068 wrote to memory of 2356 2068 ffe01866101207852dcc491927429a66_JaffaCakes118.exe cmd.exe PID 2068 wrote to memory of 2356 2068 ffe01866101207852dcc491927429a66_JaffaCakes118.exe cmd.exe PID 2356 wrote to memory of 2072 2356 cmd.exe test.exe PID 2356 wrote to memory of 2072 2356 cmd.exe test.exe PID 2356 wrote to memory of 2072 2356 cmd.exe test.exe PID 2356 wrote to memory of 2072 2356 cmd.exe test.exe PID 2072 wrote to memory of 2140 2072 test.exe Explorer.exe PID 2072 wrote to memory of 2140 2072 test.exe Explorer.exe PID 2072 wrote to memory of 2140 2072 test.exe Explorer.exe PID 2072 wrote to memory of 2140 2072 test.exe Explorer.exe PID 2140 wrote to memory of 2584 2140 Explorer.exe netsh.exe PID 2140 wrote to memory of 2584 2140 Explorer.exe netsh.exe PID 2140 wrote to memory of 2584 2140 Explorer.exe netsh.exe PID 2140 wrote to memory of 2584 2140 Explorer.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ffe01866101207852dcc491927429a66_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ffe01866101207852dcc491927429a66_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c test.exe2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\test.exetest.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Explorer.exe"C:\Users\Admin\AppData\Local\Temp\Explorer.exe"4⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Explorer.exe" "Explorer.exe" ENABLE5⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Temp\test.exeFilesize
29KB
MD5fc42513e45503d510fb011bbb309e51e
SHA1e9741466f6e68dadb9e874f12d5b62fe14693741
SHA256766240fd9026a04e4a7f20240f699133eef24a969e242afdd471ad0a179cefe3
SHA5120f2a88f96a8a47abe062ccca986d2b3d98310374629c9067b19dbfeb73f23ba411b3ca5ae3877684770fb2d25947305b42c38a913a329e6220de6cd5d539a8ca
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memory/2068-0-0x0000000000400000-0x0000000000498000-memory.dmpFilesize
608KB
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memory/2068-18-0x0000000000400000-0x0000000000498000-memory.dmpFilesize
608KB
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memory/2072-5-0x0000000074D20000-0x00000000752CB000-memory.dmpFilesize
5.7MB
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memory/2072-6-0x00000000020A0000-0x00000000020E0000-memory.dmpFilesize
256KB
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memory/2072-7-0x0000000074D20000-0x00000000752CB000-memory.dmpFilesize
5.7MB
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memory/2072-16-0x0000000074D20000-0x00000000752CB000-memory.dmpFilesize
5.7MB
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memory/2140-19-0x0000000074D20000-0x00000000752CB000-memory.dmpFilesize
5.7MB
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memory/2140-17-0x00000000005D0000-0x0000000000610000-memory.dmpFilesize
256KB
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memory/2140-15-0x0000000074D20000-0x00000000752CB000-memory.dmpFilesize
5.7MB
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memory/2140-21-0x0000000074D20000-0x00000000752CB000-memory.dmpFilesize
5.7MB
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memory/2140-22-0x00000000005D0000-0x0000000000610000-memory.dmpFilesize
256KB