Analysis Overview
SHA256
ecedda5e5b8289ca6a2934482d13106d0c5faa7cb5fb7b2f1685bc2cc4147f02
Threat Level: Known bad
The file 2INJECT BYPASS BP.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
.NET Reactor proctector
Checks computer location settings
Executes dropped EXE
Drops startup file
Obfuscated Files or Information: Command Obfuscation
Adds Run key to start application
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Scheduled Task/Job: Scheduled Task
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-01 20:45
Signatures
.NET Reactor proctector
| 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
2024-10-01 20:45
Reported
2024-10-01 20:47
Platform
win10v2004-20240910-en
Max time kernel
80s
Max time network
81s
Command Line
Signatures
njRAT/Bladabindi
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2INJECT BYPASS BP.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\njrat client.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\realtek.exe | C:\Users\Admin\realtek.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\realtek.exe | C:\Users\Admin\realtek.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\realtek.url | C:\Users\Admin\realtek.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\njrat client.exe | N/A |
| N/A | N/A | C:\Users\Admin\realtek.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\realtek.exe = "\"C:\\Users\\Admin\\realtek.exe\" .." | C:\Users\Admin\realtek.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\realtek.exe = "\"C:\\Users\\Admin\\realtek.exe\" .." | C:\Users\Admin\realtek.exe | N/A |
Obfuscated Files or Information: Command Obfuscation
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\realtek.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\choice.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\njrat client.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\realtek.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\realtek.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2INJECT BYPASS BP.exe
"C:\Users\Admin\AppData\Local\Temp\2INJECT BYPASS BP.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHcAdwBiACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAG4AcQBsACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGIAeABuACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAG0AbQB3ACMAPgA="
C:\Users\Admin\njrat client.exe
"C:\Users\Admin\njrat client.exe"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc onstart /mo 1 /tn nyan /tr C:\Users\Admin\realtek.exe
C:\Users\Admin\realtek.exe
"C:\Users\Admin\realtek.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 5 & Del "C:\Users\Admin\njrat client.exe"
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc onstart /mo 1 /tn nyan /tr C:\Users\Admin\realtek.exe
C:\Windows\SysWOW64\choice.exe
choice /C Y /N /D Y /T 5
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hehe.ddns.net | udp |
| NL | 213.152.162.154:36597 | hehe.ddns.net | tcp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| NL | 213.152.162.154:36597 | hehe.ddns.net | tcp |
| NL | 213.152.162.154:36597 | hehe.ddns.net | tcp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
Files
memory/5096-0-0x00007FF8B2A53000-0x00007FF8B2A55000-memory.dmp
memory/5096-1-0x0000000000520000-0x000000000054A000-memory.dmp
memory/5096-2-0x00007FF8B2A50000-0x00007FF8B3511000-memory.dmp
C:\Users\Admin\njrat client.exe
| MD5 | 2e035b66646cbe48b7258081d5c8015c |
| SHA1 | 3f97c139013951c074516f7f3e5336f68a55e9b0 |
| SHA256 | 2758dde61d7d514e5154ae6c54ea12514f0d16a14e4849e711a958b253e6642f |
| SHA512 | 7cd2d03e92fca485565548ec32fe1b971fb49faa120affd3ebfcc95ceaac3f9492aa2c712f56f425651b33e61938e52398aa0223b109cca855c51e3e65ba3d31 |
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jfp4dwgs.pnj.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2224-30-0x00000211A8340000-0x00000211A8362000-memory.dmp
memory/2224-31-0x00007FF8B2A50000-0x00007FF8B3511000-memory.dmp
memory/2224-32-0x00007FF8B2A50000-0x00007FF8B3511000-memory.dmp
memory/2596-33-0x0000000000F00000-0x0000000000F16000-memory.dmp
memory/2596-34-0x00000000058F0000-0x000000000598C000-memory.dmp
memory/2224-36-0x00007FF8B2A50000-0x00007FF8B3511000-memory.dmp
memory/2596-35-0x0000000005F40000-0x00000000064E4000-memory.dmp
memory/2224-39-0x00007FF8B2A50000-0x00007FF8B3511000-memory.dmp
memory/5096-58-0x00007FF8B2A50000-0x00007FF8B3511000-memory.dmp
memory/5000-62-0x00000000052F0000-0x0000000005382000-memory.dmp
memory/5000-63-0x00000000052B0000-0x00000000052BA000-memory.dmp