Analysis Overview
SHA256
e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd
Threat Level: Known bad
The file 021b477ace5e87113272fd8b16830051.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Modifies Windows Firewall
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-26 21:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-26 21:41
Reported
2024-02-26 21:43
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
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-1-5-21-3045580317-3728985860-206385570-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| 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-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4ac5522ba6619835b9ac056e603570c4 = "\"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\4ac5522ba6619835b9ac056e603570c4 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4456 set thread context of 4612 | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe |
| PID 1036 set thread context of 1252 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe
"C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe"
C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe
C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.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
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 |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.ip.gl.ply.gg | udp |
| US | 147.185.221.18:43389 | 18.ip.gl.ply.gg | tcp |
| US | 8.8.8.8:53 | 18.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.73.42.20.in-addr.arpa | udp |
Files
memory/4456-0-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/4456-1-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/4456-2-0x0000000001430000-0x0000000001440000-memory.dmp
memory/4612-3-0x0000000000400000-0x000000000040C000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\021b477ace5e87113272fd8b16830051.exe.log
| MD5 | 9c4b66f77f12558c48b620ddfb44029d |
| SHA1 | 446651db643b943ec37b9b3599655e211a4bc73e |
| SHA256 | 42f723d18283fda6a0904046cc29ee8d10e562d20c7615259a46ae9c0e4c9708 |
| SHA512 | 983aed0ec15a79b716ac6dc080146e4ed098c117c31167053fb5971649dc621d1db5292fdd76f3010f094b75d57ea0bdb35bc829c6ba37e4d276b266361dee8e |
memory/4612-6-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/4456-7-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/4612-8-0x0000000001240000-0x0000000001250000-memory.dmp
memory/4612-9-0x00000000751E0000-0x0000000075791000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 021b477ace5e87113272fd8b16830051 |
| SHA1 | d55ddb61b67e53245adc5bd12822ea56f1602820 |
| SHA256 | e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd |
| SHA512 | ef8c8ff1ff3326848becef2615bd2a629dd1eced13c9b9776d75f3a5cfd2e913324422f806264126befdd0d6908d16be081218ab61fe20ef95111cf9a41c8817 |
memory/1036-22-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/4612-21-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/1036-23-0x0000000000E80000-0x0000000000E90000-memory.dmp
memory/1036-24-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/1252-29-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/1036-30-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/1252-31-0x0000000000F90000-0x0000000000FA0000-memory.dmp
memory/1252-32-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/1252-33-0x00000000751E0000-0x0000000075791000-memory.dmp
memory/1252-34-0x0000000000F90000-0x0000000000FA0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-26 21:41
Reported
2024-02-26 21:43
Platform
win7-20240221-en
Max time kernel
119s
Max time network
119s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2868 set thread context of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe
"C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe"
C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe
C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe
Network
Files
memory/2868-0-0x00000000746F0000-0x0000000074C9B000-memory.dmp
memory/2868-1-0x0000000002150000-0x0000000002190000-memory.dmp
memory/2868-2-0x00000000746F0000-0x0000000074C9B000-memory.dmp
memory/2868-4-0x00000000746F0000-0x0000000074C9B000-memory.dmp