Analysis Overview
SHA256
0d0c1af4ca4703d49c467a073978be23b8b60ad8e633afa69ccc54571dc81a87
Threat Level: Known bad
The file 15731877701.zip was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
UAC bypass
Modifies Windows Firewall
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Checks whether UAC is enabled
AutoIT Executable
Unsigned PE
Enumerates physical storage devices
System policy modification
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-06 20:39
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-06 20:39
Reported
2024-03-06 20:45
Platform
win7-20240221-en
Max time kernel
359s
Max time network
387s
Command Line
Signatures
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7460\7460.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Loads dropped DLL
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe
"C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe"
C:\Users\Admin\AppData\Local\Temp\7460\7460.exe
"C:\Users\Admin\AppData\Local\Temp\7460\7460.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 |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp |
Files
\Users\Admin\AppData\Local\Temp\7460\7460.exe
| MD5 | f1bc8048722adf260b841ec017695e41 |
| SHA1 | a734e73df980fc5a8bbb88e2fbbdae3f9c69d1ee |
| SHA256 | 79ab5946b5767b0a2aa367767066efe60bc28ee6366c2759e9e2d8fbde4ae883 |
| SHA512 | 201f23bf622600fd028ca9afdfecb951cc8c5b35e763d5b0a03e6a8077e72ce7b1d13c9fb1208e5a4bcd028e2acc18d58bbcb240f5c2cabcbbc500c22652f0dd |
memory/2904-21-0x0000000073090000-0x000000007363B000-memory.dmp
memory/2904-22-0x0000000073090000-0x000000007363B000-memory.dmp
memory/2904-23-0x0000000000DA0000-0x0000000000DE0000-memory.dmp
memory/2904-28-0x0000000073090000-0x000000007363B000-memory.dmp
memory/1812-32-0x0000000073090000-0x000000007363B000-memory.dmp
memory/1812-33-0x0000000000B70000-0x0000000000BB0000-memory.dmp
memory/1812-34-0x0000000073090000-0x000000007363B000-memory.dmp
memory/2904-35-0x0000000073090000-0x000000007363B000-memory.dmp
memory/1812-36-0x0000000073090000-0x000000007363B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-06 20:39
Reported
2024-03-06 20:45
Platform
win10v2004-20240226-en
Max time kernel
338s
Max time network
351s
Command Line
Signatures
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
njRAT/Bladabindi
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-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\7460\7460.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7460\7460.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe
"C:\Users\Admin\AppData\Local\Temp\ab4ac261be5ea85c833af96f8711aa68d9c300d059e3c195fdd2b694d8d9632a.exe"
C:\Users\Admin\AppData\Local\Temp\7460\7460.exe
"C:\Users\Admin\AppData\Local\Temp\7460\7460.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 |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| 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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.64.52.20.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\7460\7460.exe
| MD5 | f1bc8048722adf260b841ec017695e41 |
| SHA1 | a734e73df980fc5a8bbb88e2fbbdae3f9c69d1ee |
| SHA256 | 79ab5946b5767b0a2aa367767066efe60bc28ee6366c2759e9e2d8fbde4ae883 |
| SHA512 | 201f23bf622600fd028ca9afdfecb951cc8c5b35e763d5b0a03e6a8077e72ce7b1d13c9fb1208e5a4bcd028e2acc18d58bbcb240f5c2cabcbbc500c22652f0dd |
memory/3948-16-0x0000000072EE0000-0x0000000073491000-memory.dmp
memory/3948-17-0x0000000072EE0000-0x0000000073491000-memory.dmp
memory/3948-18-0x0000000000E50000-0x0000000000E60000-memory.dmp
memory/892-28-0x0000000072EE0000-0x0000000073491000-memory.dmp
memory/3948-30-0x0000000072EE0000-0x0000000073491000-memory.dmp
memory/892-29-0x0000000000B30000-0x0000000000B40000-memory.dmp
memory/892-31-0x0000000072EE0000-0x0000000073491000-memory.dmp
memory/892-32-0x0000000072EE0000-0x0000000073491000-memory.dmp
memory/892-33-0x0000000000B30000-0x0000000000B40000-memory.dmp