Analysis Overview
SHA256
7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319
Threat Level: Known bad
The file 7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Loads dropped DLL
Drops startup file
Executes dropped EXE
Checks computer location settings
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-18 06:09
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-18 06:09
Reported
2024-01-18 06:11
Platform
win7-20231215-en
Max time kernel
149s
Max time network
153s
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\a22a0a6dceeda228b546e36a480dbdfbWindows Update.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a22a0a6dceeda228b546e36a480dbdfbWindows Update.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Explower.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Explower.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe
"C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | fallenvrsdo7ne.ddns.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | fallenvrsdo7ne.ddns.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | fallenvrsdo7ne.ddns.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
Files
memory/2880-0-0x0000000074370000-0x000000007491B000-memory.dmp
memory/2880-1-0x0000000000860000-0x00000000008A0000-memory.dmp
memory/2880-2-0x0000000074370000-0x000000007491B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 36b911da6d9248ad4b683901b0460612 |
| SHA1 | 02b48d75fea67a4cbcea96857f82d220aff9782a |
| SHA256 | 7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319 |
| SHA512 | 7c284d23072ee1064ba88964c6ba974b7f307df8d4a7d569b89d1ae271c0c2b054afe468abceb53f987482e85fd7ee73d8443ad8343c3b71ccdd2025ad9c9f92 |
memory/2880-14-0x0000000074370000-0x000000007491B000-memory.dmp
memory/2776-15-0x0000000074370000-0x000000007491B000-memory.dmp
memory/2776-16-0x00000000001F0000-0x0000000000230000-memory.dmp
memory/2776-17-0x0000000074370000-0x000000007491B000-memory.dmp
C:\Users\Admin\AppData\Roaming\app
| MD5 | 410c3c7c3e0376e2f9b228980b58d042 |
| SHA1 | 3aec3fa12cd88edca90fdc72a0d25cd071dc2052 |
| SHA256 | 5c272042cede2596555e6b6f2c36857b015ccab9f34affbc63d6b000ccd08391 |
| SHA512 | 2a1e382b045d59580271cb05b521d0c6e99772be7cd5ce38d3e5e1997a4cb9d3fe5d424a24c67383a5a2d0002d4a2194f71e1604fa9ff0199944f8cee9b26a57 |
memory/2776-29-0x0000000074370000-0x000000007491B000-memory.dmp
memory/2776-30-0x00000000001F0000-0x0000000000230000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-18 06:09
Reported
2024-01-18 06:11
Platform
win10v2004-20231222-en
Max time kernel
147s
Max time network
149s
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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a22a0a6dceeda228b546e36a480dbdfbWindows Update.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a22a0a6dceeda228b546e36a480dbdfbWindows Update.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Explower.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Explower.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1660 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1660 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1660 wrote to memory of 3504 | N/A | C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3504 wrote to memory of 4140 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3504 wrote to memory of 4140 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3504 wrote to memory of 4140 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe
"C:\Users\Admin\AppData\Local\Temp\7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
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 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 92.123.241.137:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 92.123.241.137:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 137.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | fallenvrsdo7ne.ddns.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| GB | 96.17.178.176:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | fallenvrsdo7ne.ddns.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| GB | 96.17.178.176:80 | tcp | |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| GB | 96.17.178.176:80 | tcp | |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| US | 8.8.8.8:53 | fallenvrsdo7ne.ddns.net | udp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
| BR | 191.242.28.210:1177 | fallenvrsdo7ne.ddns.net | tcp |
Files
memory/1660-0-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/1660-1-0x0000000000C20000-0x0000000000C30000-memory.dmp
memory/1660-2-0x0000000074DD0000-0x0000000075381000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 36b911da6d9248ad4b683901b0460612 |
| SHA1 | 02b48d75fea67a4cbcea96857f82d220aff9782a |
| SHA256 | 7c4da1ee111a7d7a9e5330c320ab947e1750b261f10752544d554745b266f319 |
| SHA512 | 7c284d23072ee1064ba88964c6ba974b7f307df8d4a7d569b89d1ae271c0c2b054afe468abceb53f987482e85fd7ee73d8443ad8343c3b71ccdd2025ad9c9f92 |
memory/3504-14-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/1660-13-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/3504-15-0x0000000074DD0000-0x0000000075381000-memory.dmp
C:\Users\Admin\AppData\Roaming\app
| MD5 | 410c3c7c3e0376e2f9b228980b58d042 |
| SHA1 | 3aec3fa12cd88edca90fdc72a0d25cd071dc2052 |
| SHA256 | 5c272042cede2596555e6b6f2c36857b015ccab9f34affbc63d6b000ccd08391 |
| SHA512 | 2a1e382b045d59580271cb05b521d0c6e99772be7cd5ce38d3e5e1997a4cb9d3fe5d424a24c67383a5a2d0002d4a2194f71e1604fa9ff0199944f8cee9b26a57 |
memory/3504-29-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/784-46-0x0000026A9FBB0000-0x0000026A9FBC0000-memory.dmp
memory/784-62-0x0000026AA7F20000-0x0000026AA7F21000-memory.dmp
memory/784-64-0x0000026AA7F50000-0x0000026AA7F51000-memory.dmp
memory/784-65-0x0000026AA7F50000-0x0000026AA7F51000-memory.dmp
memory/784-66-0x0000026AA8060000-0x0000026AA8061000-memory.dmp