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
Loads dropped DLL
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 21:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-26 21:43
Reported
2024-02-26 21:46
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
152s
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-1-5-21-609813121-2907144057-1731107329-1000\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-1-5-21-609813121-2907144057-1731107329-1000\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 3924 set thread context of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe |
| PID 932 set thread context of 640 | 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 |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.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 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.173.189.20.in-addr.arpa | udp |
Files
memory/3924-0-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/3924-1-0x0000000000AB0000-0x0000000000AC0000-memory.dmp
memory/3924-2-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/2952-3-0x0000000000400000-0x000000000040C000-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/2952-6-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/2952-7-0x0000000001090000-0x00000000010A0000-memory.dmp
memory/3924-8-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/2952-9-0x0000000074D30000-0x00000000752E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 021b477ace5e87113272fd8b16830051 |
| SHA1 | d55ddb61b67e53245adc5bd12822ea56f1602820 |
| SHA256 | e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd |
| SHA512 | ef8c8ff1ff3326848becef2615bd2a629dd1eced13c9b9776d75f3a5cfd2e913324422f806264126befdd0d6908d16be081218ab61fe20ef95111cf9a41c8817 |
memory/2952-21-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/932-22-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/932-23-0x0000000000A50000-0x0000000000A60000-memory.dmp
memory/932-25-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/640-30-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/932-28-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/640-31-0x0000000001050000-0x0000000001060000-memory.dmp
memory/640-32-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/640-33-0x0000000074D30000-0x00000000752E1000-memory.dmp
memory/640-34-0x0000000001050000-0x0000000001060000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-26 21:43
Reported
2024-02-26 21:46
Platform
win7-20240221-en
Max time kernel
122s
Max time network
128s
Command Line
Signatures
njRAT/Bladabindi
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 |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 848 set thread context of 2156 | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe |
| PID 2536 set thread context of 2332 | 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
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\021b477ace5e87113272fd8b16830051.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\server.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
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
Files
memory/848-0-0x00000000740A0000-0x000000007464B000-memory.dmp
memory/848-1-0x00000000740A0000-0x000000007464B000-memory.dmp
memory/848-2-0x00000000003B0000-0x00000000003F0000-memory.dmp
memory/2156-3-0x0000000000400000-0x000000000040C000-memory.dmp
memory/848-6-0x00000000740A0000-0x000000007464B000-memory.dmp
memory/2156-5-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2156-8-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2156-9-0x0000000073AF0000-0x000000007409B000-memory.dmp
memory/2156-10-0x0000000000570000-0x00000000005B0000-memory.dmp
memory/2156-11-0x0000000073AF0000-0x000000007409B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 021b477ace5e87113272fd8b16830051 |
| SHA1 | d55ddb61b67e53245adc5bd12822ea56f1602820 |
| SHA256 | e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd |
| SHA512 | ef8c8ff1ff3326848becef2615bd2a629dd1eced13c9b9776d75f3a5cfd2e913324422f806264126befdd0d6908d16be081218ab61fe20ef95111cf9a41c8817 |
memory/2156-22-0x0000000073AF0000-0x000000007409B000-memory.dmp
memory/2536-25-0x0000000073AF0000-0x000000007409B000-memory.dmp
memory/2536-23-0x0000000073AF0000-0x000000007409B000-memory.dmp
memory/2536-28-0x0000000073AF0000-0x000000007409B000-memory.dmp