Analysis
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max time kernel
151s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02-10-2022 13:33
Behavioral task
behavioral1
Sample
4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe
Resource
win10v2004-20220812-en
General
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Target
4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe
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Size
79KB
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MD5
6d72d1863acdb764df854fb0abd38860
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SHA1
def38fdd1249b8077d6a7e1ec13f0297f7e87b8b
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SHA256
4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1
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SHA512
d8bb01462303a4be3b484eacd82ce63710e0a1733c90e0becc14c3647950c1271bbb43ff859efb2bef9d83478b4458567af27829ad20d228230efe831fa7c7b8
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SSDEEP
1536:hm7N1XfdFKhG29jbdF6NCOXTvJOpH8TBg5UjlfUsNJiRb6N5p:hc1X1MA29zgTB4W/dERu
Malware Config
Extracted
njrat
0.6.4
HacKed
wallalhazen.no-ip.org:1177
5cd8f17f4086744065eb0992a09e05a2
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reg_key
5cd8f17f4086744065eb0992a09e05a2
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splitter
|'|'|
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Trojan.exepid process 1864 Trojan.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Drops startup file 2 IoCs
Processes:
Trojan.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe Trojan.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe Trojan.exe -
Loads dropped DLL 1 IoCs
Processes:
4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exepid process 1652 4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Trojan.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." Trojan.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." Trojan.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
Trojan.exepid process 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe 1864 Trojan.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Trojan.exedescription pid process Token: SeDebugPrivilege 1864 Trojan.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exeTrojan.exedescription pid process target process PID 1652 wrote to memory of 1864 1652 4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe Trojan.exe PID 1652 wrote to memory of 1864 1652 4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe Trojan.exe PID 1652 wrote to memory of 1864 1652 4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe Trojan.exe PID 1652 wrote to memory of 1864 1652 4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe Trojan.exe PID 1864 wrote to memory of 2036 1864 Trojan.exe netsh.exe PID 1864 wrote to memory of 2036 1864 Trojan.exe netsh.exe PID 1864 wrote to memory of 2036 1864 Trojan.exe netsh.exe PID 1864 wrote to memory of 2036 1864 Trojan.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe"C:\Users\Admin\AppData\Local\Temp\4fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Trojan.exe"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"2⤵
- Executes dropped EXE
- Drops startup file
- 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\Trojan.exe" "Trojan.exe" ENABLE3⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\Trojan.exeFilesize
79KB
MD56d72d1863acdb764df854fb0abd38860
SHA1def38fdd1249b8077d6a7e1ec13f0297f7e87b8b
SHA2564fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1
SHA512d8bb01462303a4be3b484eacd82ce63710e0a1733c90e0becc14c3647950c1271bbb43ff859efb2bef9d83478b4458567af27829ad20d228230efe831fa7c7b8
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C:\Users\Admin\AppData\Local\Temp\Trojan.exeFilesize
79KB
MD56d72d1863acdb764df854fb0abd38860
SHA1def38fdd1249b8077d6a7e1ec13f0297f7e87b8b
SHA2564fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1
SHA512d8bb01462303a4be3b484eacd82ce63710e0a1733c90e0becc14c3647950c1271bbb43ff859efb2bef9d83478b4458567af27829ad20d228230efe831fa7c7b8
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\Users\Admin\AppData\Local\Temp\Trojan.exeFilesize
79KB
MD56d72d1863acdb764df854fb0abd38860
SHA1def38fdd1249b8077d6a7e1ec13f0297f7e87b8b
SHA2564fe14f7fed41f8e1fb8a871ac7dd25d2fa3b656b1a93ef4049227c82fc3ac2c1
SHA512d8bb01462303a4be3b484eacd82ce63710e0a1733c90e0becc14c3647950c1271bbb43ff859efb2bef9d83478b4458567af27829ad20d228230efe831fa7c7b8
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memory/1652-54-0x0000000075661000-0x0000000075663000-memory.dmpFilesize
8KB
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memory/1652-61-0x0000000074420000-0x00000000749CB000-memory.dmpFilesize
5.7MB
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memory/1864-56-0x0000000000000000-mapping.dmp
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memory/1864-62-0x0000000074420000-0x00000000749CB000-memory.dmpFilesize
5.7MB
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memory/1864-64-0x0000000074420000-0x00000000749CB000-memory.dmpFilesize
5.7MB
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memory/2036-60-0x0000000000000000-mapping.dmp