Analysis Overview
SHA256
f2a55809809a2586e56c5c45aeaf4c07b155dc6f03aa0e4b3880f6f576ef6239
Threat Level: Known bad
The file 7d324740e1df497d42cdb8dd7113addd was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-28 12:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-28 12:59
Reported
2024-01-28 13:02
Platform
win7-20231215-en
Max time kernel
149s
Max time network
152s
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\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe | C:\Windows\SysWOW64\attrib.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Chrome2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WindowsHelp.exe" | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Chrome2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Chrome2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.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 |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe
"C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe"
C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
C:\Users\Admin\AppData\Local\Temp\paylod.exe
"C:\Users\Admin\AppData\Local\Temp\paylod.exe"
C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe
"C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Chrome.exe"
Network
| Country | Destination | Domain | Proto |
| IN | 59.93.130.243:5552 | tcp | |
| IN | 59.93.130.243:5552 | tcp | |
| IN | 59.93.130.243:5552 | tcp | |
| IN | 59.93.130.243:5552 | tcp | |
| IN | 59.93.130.243:5552 | tcp |
Files
memory/2476-0-0x0000000074ED0000-0x000000007547B000-memory.dmp
memory/2476-1-0x0000000074ED0000-0x000000007547B000-memory.dmp
memory/2476-2-0x0000000000C50000-0x0000000000C90000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\svchost.exe
| MD5 | 425e22d9f5c01616afc92987791b19e9 |
| SHA1 | b73dfc550dc27562683284fb51661200f31419f9 |
| SHA256 | 8b346b32769ef0bcb04a87516d3c87d918f355a326237ad36193a2d3e7caaa08 |
| SHA512 | da29a3e912bdceed74133aaf0c5fa69a9cd637901c2372088075710b5b9f6e2633d13b30f429d48be51848c4c73c5a3a44d41de3257b74a638a7fe108f5f9612 |
memory/2476-17-0x0000000074ED0000-0x000000007547B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\paylod.exe
| MD5 | 3b12d9c5ad49b7342347e1a40edda5dd |
| SHA1 | 9b629a9dec7bf6589e4f9d8f2f84bfda6c1a5b18 |
| SHA256 | c6468ff73a89d69720337aeb433f9dc671ffa99db3b6eeeeddab4f3ec428b96e |
| SHA512 | 7c37eb9b853459d37657f5facf2c7070a385c40cfde6cfa37f7d98acee8fd963bf32e6b2357637f0f3f31fb0211c401d933fe2454b8f57a1eac9483c5280488a |
memory/2700-18-0x0000000000090000-0x000000000009C000-memory.dmp
memory/2700-19-0x0000000071FB0000-0x000000007269E000-memory.dmp
memory/2700-22-0x0000000071FB0000-0x000000007269E000-memory.dmp
memory/2584-33-0x0000000000990000-0x000000000099C000-memory.dmp
memory/2700-35-0x0000000071FB0000-0x000000007269E000-memory.dmp
memory/2584-34-0x0000000071FB0000-0x000000007269E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Chrome.lnk
| MD5 | 79f6e84895dbac00aa43937da2fd93c6 |
| SHA1 | 1f175f35c3b94d1968ff20108a89499947d74ebc |
| SHA256 | f3d1bc3c0ecb8b1ac6dea6dc69a50c7a0d50e476da7e970ec60985221ed1976c |
| SHA512 | 722018d3e52648bc42810ad9e4bb1ba5c1cc9142050e834b5eb69ff25292a2c210f370b57a73657004308ed6ace9d0ac45a9424c72658eb49bf02c8ec06dc0c1 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk
| MD5 | 3aaea95d017475615ff9c2a3e8a0ff0a |
| SHA1 | 8328de825421d6a0bbb566b47eb49c9911c17ca3 |
| SHA256 | e7d1ec9a1c60295b3b944cf7d20ddd707456b1f99f2906d12019ab8240e7b7bd |
| SHA512 | b1420b38e7d640dcb7e73f34c6c9fd245b4699c016757b217b7680165744cf75bb561dabf270972f37f6f1c712526ba9b0e3cac50afd1f2cbe0eb459c2b32abf |
memory/2584-40-0x0000000071FB0000-0x000000007269E000-memory.dmp
memory/2584-42-0x00000000056F0000-0x0000000005730000-memory.dmp
memory/2584-44-0x00000000056F0000-0x0000000005730000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-28 12:59
Reported
2024-01-28 13:02
Platform
win10v2004-20231215-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
njRAT/Bladabindi
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe | C:\Windows\SysWOW64\attrib.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Chrome2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Chrome2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WindowsHelp.exe" | C:\Users\Admin\AppData\Local\Temp\paylod.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Chrome2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Chrome.URL" | C:\Users\Admin\AppData\Local\Temp\WindowsHelp.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 |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe
"C:\Users\Admin\AppData\Local\Temp\7d324740e1df497d42cdb8dd7113addd.exe"
C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
C:\Users\Admin\AppData\Local\Temp\paylod.exe
"C:\Users\Admin\AppData\Local\Temp\paylod.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe"
C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe
"C:\Users\Admin\AppData\Local\Temp\WindowsHelp.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Chrome.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 16.234.44.23.in-addr.arpa | udp |
| 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 | 18.134.221.88.in-addr.arpa | udp |
| IN | 59.93.130.243:5552 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| IN | 59.93.130.243:5552 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| IN | 59.93.130.243:5552 | tcp | |
| IN | 59.93.130.243:5552 | tcp | |
| IN | 59.93.130.243:5552 | tcp | |
| US | 8.8.8.8:53 | 4.173.189.20.in-addr.arpa | udp |
Files
memory/4884-0-0x0000000074FE0000-0x0000000075591000-memory.dmp
memory/4884-2-0x0000000074FE0000-0x0000000075591000-memory.dmp
memory/4884-1-0x00000000016F0000-0x0000000001700000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\paylod.exe
| MD5 | 3b12d9c5ad49b7342347e1a40edda5dd |
| SHA1 | 9b629a9dec7bf6589e4f9d8f2f84bfda6c1a5b18 |
| SHA256 | c6468ff73a89d69720337aeb433f9dc671ffa99db3b6eeeeddab4f3ec428b96e |
| SHA512 | 7c37eb9b853459d37657f5facf2c7070a385c40cfde6cfa37f7d98acee8fd963bf32e6b2357637f0f3f31fb0211c401d933fe2454b8f57a1eac9483c5280488a |
C:\Users\Admin\AppData\Local\Temp\svchost.exe
| MD5 | 425e22d9f5c01616afc92987791b19e9 |
| SHA1 | b73dfc550dc27562683284fb51661200f31419f9 |
| SHA256 | 8b346b32769ef0bcb04a87516d3c87d918f355a326237ad36193a2d3e7caaa08 |
| SHA512 | da29a3e912bdceed74133aaf0c5fa69a9cd637901c2372088075710b5b9f6e2633d13b30f429d48be51848c4c73c5a3a44d41de3257b74a638a7fe108f5f9612 |
memory/4884-23-0x0000000074FE0000-0x0000000075591000-memory.dmp
memory/1820-24-0x0000000000250000-0x000000000025C000-memory.dmp
memory/1820-26-0x0000000004BE0000-0x0000000004C7C000-memory.dmp
memory/1820-25-0x00000000721C0000-0x0000000072970000-memory.dmp
memory/1820-29-0x00000000059E0000-0x0000000005F84000-memory.dmp
memory/1820-30-0x00000000721C0000-0x0000000072970000-memory.dmp
memory/1820-41-0x00000000721C0000-0x0000000072970000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Chrome.lnk
| MD5 | b9b94c3b79d16fcf092491abf3a7828c |
| SHA1 | 7b246b21c5e035fd56d2f3572c99d684c9f78f48 |
| SHA256 | 01af2aae3dcf137132940b223b4760ef4b9f1928477b6d31fcc941533fbcff31 |
| SHA512 | 86adf7ff0f37fe068d994da106ed7a854e7fc66bac89edbdfaede9d3e8947755d7d8942a9820af690045397ec3f5029c49425b92e85a3f2aba3e029a73f52a28 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk
| MD5 | 8452fd97a1ac84393545154d251a59a6 |
| SHA1 | 3b5a84c03e174e00ee0819e7d99f457f1c3a8328 |
| SHA256 | 6d347f633fd4a7f4ab5923fb751db6f818fdeb17b3867bf55309a2dfc1e16899 |
| SHA512 | 72be82c44de7c362c2d6f46fe7d9ac4802261a84f3493e6cc89ea30900eb0109b6e94217fd096ef73ce1c56487ca27bf97d7130725190acc6ae04e74c52fadd0 |
memory/3040-40-0x00000000721C0000-0x0000000072970000-memory.dmp
memory/3040-46-0x00000000721C0000-0x0000000072970000-memory.dmp
memory/3040-48-0x00000000060D0000-0x00000000060E0000-memory.dmp
memory/3040-50-0x00000000060E0000-0x0000000006172000-memory.dmp
memory/3040-51-0x0000000006090000-0x000000000609A000-memory.dmp
memory/3040-52-0x00000000060D0000-0x00000000060E0000-memory.dmp