Analysis Overview
SHA256
abb16828f2ac53b4a92aa200510f07eafc2c1653c7623d311a8b1f51c005b7e3
Threat Level: Known bad
The file Neironka.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Executes dropped EXE
Checks computer location settings
Drops startup file
Adds Run key to start application
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-28 22:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-28 22:26
Reported
2024-02-28 22:28
Platform
win10v2004-20240226-en
Max time kernel
96s
Max time network
100s
Command Line
Signatures
njRAT/Bladabindi
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Neironka.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\notpad.exe | C:\Windows\notpad.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\notpad.exe | C:\Windows\notpad.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\notpad.url | C:\Windows\notpad.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\notpad.exe | N/A |
| N/A | N/A | C:\Windows\notpad.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\notpad.exe = "\"C:\\Windows\\notpad.exe\" .." | C:\Windows\notpad.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\notpad.exe = "\"C:\\Windows\\notpad.exe\" .." | C:\Windows\notpad.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\notpad.exe | C:\Windows\notpad.exe | N/A |
| File created | C:\Windows\notpad.exe | C:\Users\Admin\AppData\Local\Temp\Neironka.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
| Token: 33 | N/A | C:\Windows\notpad.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\notpad.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\Neironka.exe
"C:\Users\Admin\AppData\Local\Temp\Neironka.exe"
C:\Windows\notpad.exe
"C:\Windows\notpad.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 5 & Del "C:\Users\Admin\AppData\Local\Temp\Neironka.exe"
C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 5
C:\Windows\SYSTEM32\taskkill.exe
taskkill /f im Wireshark.exe
C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "MicrosoftEdgeUpdateTaskMachine" /f
C:\Windows\SYSTEM32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "MicrosoftEdgeUpdateTaskMachine" /tr C:\Windows\notpad.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2256,i,9172343514068348080,519219714517961765,262144 --variations-seed-version /prefetch:8
C:\Windows\SYSTEM32\taskkill.exe
taskkill /f im Wireshark.exe
C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "MicrosoftEdgeUpdateTaskMachine" /f
C:\Windows\SYSTEM32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "MicrosoftEdgeUpdateTaskMachine" /tr C:\Windows\notpad.exe
C:\Windows\notpad.exe
C:\Windows\notpad.exe
C:\Windows\SYSTEM32\taskkill.exe
taskkill /f im Wireshark.exe
C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "MicrosoftEdgeUpdateTaskMachine" /f
C:\Windows\SYSTEM32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "MicrosoftEdgeUpdateTaskMachine" /tr C:\Windows\notpad.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.201.86.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| N/A | 192.168.2.133:666 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 134.71.91.104.in-addr.arpa | udp |
| N/A | 192.168.2.133:666 | tcp | |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 190.178.17.96.in-addr.arpa | udp |
| N/A | 192.168.2.133:666 | tcp | |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
Files
memory/1060-1-0x000000001BF90000-0x000000001C45E000-memory.dmp
memory/1060-0-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/1060-2-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/1060-4-0x0000000001610000-0x0000000001620000-memory.dmp
memory/1060-3-0x00000000015D0000-0x00000000015E6000-memory.dmp
memory/1060-5-0x000000001C460000-0x000000001C506000-memory.dmp
C:\Windows\notpad.exe
| MD5 | 6d6279f8865426ea33d2453ec643c6d8 |
| SHA1 | 5ff7ae59215460ee4c3a48291dc5ec8f4b009a1d |
| SHA256 | abb16828f2ac53b4a92aa200510f07eafc2c1653c7623d311a8b1f51c005b7e3 |
| SHA512 | 938bbaa2f8f676d52bbcc899e4daaaa21f5d28a03b0d0544c3cd60813558dbcc523fc8d1a203f6e73d78ca97f88d35077af4c651efba8c7d7f9ac8bf549a0949 |
memory/4992-15-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/4992-16-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
memory/4992-18-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/1060-17-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/4992-22-0x000000001BC30000-0x000000001BCCC000-memory.dmp
memory/4992-23-0x000000001AEF0000-0x000000001AEF8000-memory.dmp
memory/4992-27-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/4992-28-0x0000000000AE0000-0x0000000000AF0000-memory.dmp
memory/4848-30-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/4848-31-0x0000000001A10000-0x0000000001A20000-memory.dmp
memory/4848-32-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp
memory/4848-34-0x00007FFEDA3D0000-0x00007FFEDAD71000-memory.dmp