Analysis Overview
SHA256
dad10857dd0ac5947afa9cd37ced64cc597b8361f176d4ca52e721cad6efa857
Threat Level: Known bad
The file podgruz111.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
Disables Task Manager via registry modification
Modifies Windows Firewall
Drops startup file
Drops autorun.inf file
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-20 18:29
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 18:29
Reported
2024-01-20 18:30
Platform
win7-20231215-en
Max time kernel
18s
Max time network
18s
Command Line
Signatures
Disables Task Manager via registry modification
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
| 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\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\podgruz111.exe
"C:\Users\Admin\AppData\Local\Temp\podgruz111.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\podgruz111.exe" "podgruz111.exe" ENABLE
C:\Windows\SysWOW64\netsh.exe
netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\podgruz111.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\podgruz111.exe" "podgruz111.exe" ENABLE
Network
Files
memory/1944-0-0x00000000743A0000-0x000000007494B000-memory.dmp
memory/1944-2-0x0000000000150000-0x0000000000190000-memory.dmp
memory/1944-1-0x00000000743A0000-0x000000007494B000-memory.dmp
C:\Program Files (x86)\Explorer.exe
| MD5 | 58d571e60b937b83d350e738104c24e3 |
| SHA1 | 6b07793dfb33618262e6f8dfe451fb34af3c5d7b |
| SHA256 | dad10857dd0ac5947afa9cd37ced64cc597b8361f176d4ca52e721cad6efa857 |
| SHA512 | af6e6bf5ea4363af0a0541685bbbff6cb4a60d93bccf8dd6b77c3e4125a44fc9fd71a5020433bbdfb34aea171f75ee9cd1c1235fdf02a5fd5dd065ce9b53f3db |
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-20 18:29
Reported
2024-01-20 18:31
Platform
win10v2004-20231215-en
Max time kernel
91s
Max time network
96s
Command Line
Signatures
Disables Task Manager via registry modification
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
| 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\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Explorer.exe | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\podgruz111.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\podgruz111.exe
"C:\Users\Admin\AppData\Local\Temp\podgruz111.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\podgruz111.exe" "podgruz111.exe" ENABLE
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\podgruz111.exe" "podgruz111.exe" ENABLE
C:\Windows\SysWOW64\netsh.exe
netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\podgruz111.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/4160-0-0x0000000075140000-0x00000000756F1000-memory.dmp
memory/4160-1-0x0000000075140000-0x00000000756F1000-memory.dmp
memory/4160-2-0x0000000000DE0000-0x0000000000DF0000-memory.dmp
C:\Program Files (x86)\Explorer.exe
| MD5 | 58d571e60b937b83d350e738104c24e3 |
| SHA1 | 6b07793dfb33618262e6f8dfe451fb34af3c5d7b |
| SHA256 | dad10857dd0ac5947afa9cd37ced64cc597b8361f176d4ca52e721cad6efa857 |
| SHA512 | af6e6bf5ea4363af0a0541685bbbff6cb4a60d93bccf8dd6b77c3e4125a44fc9fd71a5020433bbdfb34aea171f75ee9cd1c1235fdf02a5fd5dd065ce9b53f3db |
memory/4160-25-0x0000000075140000-0x00000000756F1000-memory.dmp
memory/4160-26-0x0000000075140000-0x00000000756F1000-memory.dmp