Analysis Overview
SHA256
0bf5b69ec22efaf0227f0579074bcf0b1d4b33403eb1bf9b4ca286d85b0893ef
Threat Level: Known bad
The file судуыешфд с.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Njrat family
Modifies Windows Firewall
Drops startup file
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Drops autorun.inf file
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-20 18:24
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-20 18:24
Reported
2024-01-20 18:25
Platform
win7-20231215-en
Max time kernel
57s
Max time network
66s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eaa19211a94c8cffb531abfc08c0b590.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eaa19211a94c8cffb531abfc08c0b590.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\eaa19211a94c8cffb531abfc08c0b590 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\77$.exe\" .." | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\eaa19211a94c8cffb531abfc08c0b590 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\77$.exe\" .." | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 852 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 852 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 852 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 852 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 2420 wrote to memory of 3048 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2420 wrote to memory of 3048 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2420 wrote to memory of 3048 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2420 wrote to memory of 3048 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe
"C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe"
C:\Users\Admin\AppData\Local\Temp\77$.exe
"C:\Users\Admin\AppData\Local\Temp\77$.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\77$.exe" "77$.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 3.68.56.232:16362 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.68.56.232:16362 | 7.tcp.eu.ngrok.io | tcp |
Files
memory/852-0-0x0000000074550000-0x0000000074AFB000-memory.dmp
memory/852-2-0x00000000001C0000-0x0000000000200000-memory.dmp
memory/852-1-0x0000000074550000-0x0000000074AFB000-memory.dmp
\Users\Admin\AppData\Local\Temp\77$.exe
| MD5 | 503f3a5d4022a3b571b08e10e54dd1cf |
| SHA1 | 82a127195cce3a5315fb3e809ca0c57e38f9f996 |
| SHA256 | 0bf5b69ec22efaf0227f0579074bcf0b1d4b33403eb1bf9b4ca286d85b0893ef |
| SHA512 | 21d9ae1e4cf09fb605df13165c462c79b79a4e8a98ef4387b2c8a76b8bfbeef00b78d05703b035bfa123809b5b0cb87c1ac31799d88e71d9f524bf18cf7c825d |
memory/852-10-0x0000000074550000-0x0000000074AFB000-memory.dmp
memory/2420-11-0x0000000074550000-0x0000000074AFB000-memory.dmp
memory/2420-12-0x0000000001F80000-0x0000000001FC0000-memory.dmp
memory/2420-13-0x0000000074550000-0x0000000074AFB000-memory.dmp
memory/2420-23-0x0000000001F80000-0x0000000001FC0000-memory.dmp
memory/2420-24-0x0000000074550000-0x0000000074AFB000-memory.dmp
memory/2420-25-0x0000000001F80000-0x0000000001FC0000-memory.dmp
memory/2420-26-0x0000000001F80000-0x0000000001FC0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-20 18:24
Reported
2024-01-20 18:26
Platform
win10v2004-20231215-en
Max time kernel
65s
Max time network
68s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eaa19211a94c8cffb531abfc08c0b590.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eaa19211a94c8cffb531abfc08c0b590.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\eaa19211a94c8cffb531abfc08c0b590 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\77$.exe\" .." | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\eaa19211a94c8cffb531abfc08c0b590 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\77$.exe\" .." | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1700 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 1700 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 1700 wrote to memory of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe | C:\Users\Admin\AppData\Local\Temp\77$.exe |
| PID 2692 wrote to memory of 1524 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2692 wrote to memory of 1524 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2692 wrote to memory of 1524 | N/A | C:\Users\Admin\AppData\Local\Temp\77$.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe
"C:\Users\Admin\AppData\Local\Temp\судуыешфд с.exe"
C:\Users\Admin\AppData\Local\Temp\77$.exe
"C:\Users\Admin\AppData\Local\Temp\77$.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\77$.exe" "77$.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 3.68.56.232:16362 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 232.56.68.3.in-addr.arpa | udp |
| DE | 3.68.56.232:16362 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 189.178.17.96.in-addr.arpa | udp |
Files
memory/1700-0-0x0000000074D70000-0x0000000075321000-memory.dmp
memory/1700-1-0x0000000074D70000-0x0000000075321000-memory.dmp
memory/1700-2-0x00000000013F0000-0x0000000001400000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\77$.exe
| MD5 | 503f3a5d4022a3b571b08e10e54dd1cf |
| SHA1 | 82a127195cce3a5315fb3e809ca0c57e38f9f996 |
| SHA256 | 0bf5b69ec22efaf0227f0579074bcf0b1d4b33403eb1bf9b4ca286d85b0893ef |
| SHA512 | 21d9ae1e4cf09fb605df13165c462c79b79a4e8a98ef4387b2c8a76b8bfbeef00b78d05703b035bfa123809b5b0cb87c1ac31799d88e71d9f524bf18cf7c825d |
memory/1700-12-0x0000000074D70000-0x0000000075321000-memory.dmp
memory/2692-13-0x0000000074D70000-0x0000000075321000-memory.dmp
memory/2692-14-0x0000000001900000-0x0000000001910000-memory.dmp
memory/2692-15-0x0000000074D70000-0x0000000075321000-memory.dmp
memory/2692-25-0x0000000001900000-0x0000000001910000-memory.dmp
memory/2692-26-0x0000000074D70000-0x0000000075321000-memory.dmp
memory/2692-27-0x0000000001900000-0x0000000001910000-memory.dmp
memory/2692-28-0x0000000001900000-0x0000000001910000-memory.dmp