Analysis Overview
SHA256
f90a864e9f30cd099f8e467ab39f6adadfcfa926a8c181603f3360e470512eb5
Threat Level: Known bad
The file fb92d98b147af3b765c213d1b42e6204_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Checks computer location settings
Drops startup file
Executes dropped EXE
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-28 05:12
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-28 05:12
Reported
2024-09-28 05:14
Platform
win7-20240708-en
Max time kernel
149s
Max time network
118s
Command Line
Signatures
njRAT/Bladabindi
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Server.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
"C:\Users\Admin\AppData\Local\Temp\Dllhost.exe"
C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {EB6DC9BC-0220-44E5-90D7-85F59EBBB6CC} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]
C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/2644-0-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp
memory/2644-1-0x0000000000C20000-0x0000000000C28000-memory.dmp
memory/2644-2-0x00000000004D0000-0x00000000004E2000-memory.dmp
memory/2644-3-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
| MD5 | fb92d98b147af3b765c213d1b42e6204 |
| SHA1 | d7e56084f1093b866324a5b8afd54881e1bac787 |
| SHA256 | f90a864e9f30cd099f8e467ab39f6adadfcfa926a8c181603f3360e470512eb5 |
| SHA512 | aea8b826d9fd984c4dbfbd27c009847fcf7e27784e8730ca2b561e64e68a05d20b38299064ceb99a705dc2ad42f6e882b56ba4a2a543ae94a29b713f3e917668 |
memory/2780-10-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
memory/2780-9-0x0000000000820000-0x0000000000828000-memory.dmp
memory/2644-11-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
memory/2780-12-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
memory/2780-15-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
memory/2780-16-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
memory/2960-20-0x0000000000E60000-0x0000000000E68000-memory.dmp
memory/2936-22-0x0000000000140000-0x0000000000148000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-28 05:12
Reported
2024-09-28 05:14
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
94s
Command Line
Signatures
njRAT/Bladabindi
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Server.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .." | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1672 wrote to memory of 3916 | N/A | C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe |
| PID 1672 wrote to memory of 3916 | N/A | C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe |
| PID 3916 wrote to memory of 5104 | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 3916 wrote to memory of 5104 | N/A | C:\Users\Admin\AppData\Local\Temp\Dllhost.exe | C:\Windows\SYSTEM32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb92d98b147af3b765c213d1b42e6204_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
"C:\Users\Admin\AppData\Local\Temp\Dllhost.exe"
C:\Windows\SYSTEM32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/1672-0-0x00007FF850B83000-0x00007FF850B85000-memory.dmp
memory/1672-1-0x00000000001B0000-0x00000000001B8000-memory.dmp
memory/1672-2-0x0000000000950000-0x0000000000962000-memory.dmp
memory/1672-3-0x00007FF850B80000-0x00007FF851641000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
| MD5 | fb92d98b147af3b765c213d1b42e6204 |
| SHA1 | d7e56084f1093b866324a5b8afd54881e1bac787 |
| SHA256 | f90a864e9f30cd099f8e467ab39f6adadfcfa926a8c181603f3360e470512eb5 |
| SHA512 | aea8b826d9fd984c4dbfbd27c009847fcf7e27784e8730ca2b561e64e68a05d20b38299064ceb99a705dc2ad42f6e882b56ba4a2a543ae94a29b713f3e917668 |
memory/3916-13-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/3916-14-0x00000000011A0000-0x00000000011B2000-memory.dmp
memory/3916-16-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/1672-15-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/3916-19-0x00007FF850B80000-0x00007FF851641000-memory.dmp
memory/3916-20-0x00007FF850B80000-0x00007FF851641000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Server.exe.log
| MD5 | a8a147915e3a996fdbe10b3a3f1e1bb2 |
| SHA1 | abc564c1be468d57e700913e7b6cf8f62d421263 |
| SHA256 | 8b96a8557deea66696837af011843d6a82451ba57c8f9b5a2726a70818d6fc7e |
| SHA512 | 17b42f17ef60a9f625703172763f692e5ed2ca93564a97853dfa72bb0ac6305ef3267aea0b205938e3aa8eac10156d9d4f322b30d0329d92d647bcec6372731c |