Analysis Overview
SHA256
e9cafe0e597dea98a327b31ceb7bcf8a6a90c90d729b6709c0b8819efb53ceec
Threat Level: Known bad
The file 64e03ce9d4db10ad22af9fdecf8e750b was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Njrat family
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Drops startup file
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Views/modifies file attributes
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-18 07:57
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-18 07:57
Reported
2024-01-18 08:00
Platform
win10v2004-20231215-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe" | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4448 wrote to memory of 3636 | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe |
| PID 4448 wrote to memory of 3636 | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe |
| PID 4448 wrote to memory of 3636 | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe |
| PID 4448 wrote to memory of 4776 | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | C:\Windows\SysWOW64\attrib.exe |
| PID 4448 wrote to memory of 4776 | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | C:\Windows\SysWOW64\attrib.exe |
| PID 4448 wrote to memory of 4776 | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | C:\Windows\SysWOW64\attrib.exe |
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe
"C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe"
C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| DE | 79.224.89.201:5552 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| DE | 79.224.89.201:5552 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| DE | 79.224.89.201:5552 | tcp | |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp | |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
Files
memory/4448-0-0x0000000074F30000-0x00000000754E1000-memory.dmp
memory/4448-1-0x0000000074F30000-0x00000000754E1000-memory.dmp
memory/4448-2-0x0000000000BA0000-0x0000000000BB0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Payload.exe
| MD5 | 64e03ce9d4db10ad22af9fdecf8e750b |
| SHA1 | b9fe3564b39f85feac38877320562d345fa31300 |
| SHA256 | e9cafe0e597dea98a327b31ceb7bcf8a6a90c90d729b6709c0b8819efb53ceec |
| SHA512 | 815d7f97eb088e3dee422b1fdf7ad9fae6796ad1d7648c46942610d48074042d7d6ea2073ca6d65df86d91b6b8e16c5d03d90a042272c5ea74783f3e62c69ec1 |
memory/3636-15-0x0000000074F30000-0x00000000754E1000-memory.dmp
memory/4448-14-0x0000000074F30000-0x00000000754E1000-memory.dmp
memory/3636-16-0x0000000001030000-0x0000000001040000-memory.dmp
memory/3636-17-0x0000000074F30000-0x00000000754E1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
| MD5 | b07ac570a72fdb99e86ff788b7215a88 |
| SHA1 | 619c28f29f5a978a434417b84056a63b6ae74c83 |
| SHA256 | da85dee9086e4aa5419e20b3504efc21b37b8b722fca02c6c012b201433a46bf |
| SHA512 | b13c2be2d3301b94f9f01dec189b241d572c5bd6c959871558619f0e7c98f2ec8324bd46da3604fc933f7cfa44dab0b4613f6ac2b448c934cb621f308909a6f5 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk
| MD5 | a494f70527b15499c4b74551eeacfd84 |
| SHA1 | 406ce4f0ada56eb44dd6163d6325704b71eb842b |
| SHA256 | c24a6e237aecee6fd1d2a5966d29cd010af38551e4688e55e3d6e0afc3bdec7e |
| SHA512 | 2375a7d75df3b8ed815d13c747e14917fadbb4e5e6785edac3ccb4ecfc7d5c524dd59102e7463f3a2be63d4d2d3f5f8be4c97a2e3e313c46c91c6296590eec79 |
memory/3636-23-0x0000000074F30000-0x00000000754E1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-18 07:57
Reported
2024-01-18 08:00
Platform
win7-20231129-en
Max time kernel
149s
Max time network
146s
Command Line
Signatures
njRAT/Bladabindi
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe" | C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe
"C:\Users\Admin\AppData\Local\Temp\64e03ce9d4db10ad22af9fdecf8e750b.exe"
C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
Network
| Country | Destination | Domain | Proto |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp | |
| DE | 79.224.89.201:5552 | tcp |
Files
memory/2332-0-0x0000000074280000-0x000000007482B000-memory.dmp
memory/2332-1-0x0000000000670000-0x00000000006B0000-memory.dmp
memory/2332-2-0x0000000074280000-0x000000007482B000-memory.dmp
\Users\Admin\AppData\Local\Temp\Payload.exe
| MD5 | 64e03ce9d4db10ad22af9fdecf8e750b |
| SHA1 | b9fe3564b39f85feac38877320562d345fa31300 |
| SHA256 | e9cafe0e597dea98a327b31ceb7bcf8a6a90c90d729b6709c0b8819efb53ceec |
| SHA512 | 815d7f97eb088e3dee422b1fdf7ad9fae6796ad1d7648c46942610d48074042d7d6ea2073ca6d65df86d91b6b8e16c5d03d90a042272c5ea74783f3e62c69ec1 |
memory/2332-13-0x0000000074280000-0x000000007482B000-memory.dmp
memory/2440-14-0x00000000021C0000-0x0000000002200000-memory.dmp
memory/2440-12-0x0000000074280000-0x000000007482B000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
| MD5 | 7cbc2d82c4f90ff978979a21634aa85e |
| SHA1 | cc595afa4a2f17360b23218aa002e3e31e29b408 |
| SHA256 | 21f7e2b15bbe313f5bb49f27e5a11296c63cf26c625e2da423b1e18df0bbb5a0 |
| SHA512 | 3c11f0c560084e7e85183a0d28463308ce9df197616c36b1a6d912657364e9f83730c82b94673c8bab4130c26c417ff668b3a19abccfb360855d2d374ed8ddff |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk
| MD5 | 406cb5d8884554b910ec2985051e04b9 |
| SHA1 | 6c2caa778ff91890041c687a8f0d7bfb3496c72d |
| SHA256 | 6f65ea8e387ca72e00d035cd0c38570a196414187ff069577491764e1f601bd1 |
| SHA512 | 2f8418c76878a6e1dec7fe2ce4e7f47734cd01e9a8c812995263e5f57a67adc4761923a2c00a9cffecec73b2080e8f03c6fcd07d6d18b5c0154cd2542f02a182 |
memory/2440-19-0x0000000074280000-0x000000007482B000-memory.dmp
memory/2440-21-0x0000000074280000-0x000000007482B000-memory.dmp
memory/2440-22-0x00000000021C0000-0x0000000002200000-memory.dmp