Analysis Overview
SHA256
e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd
Threat Level: Known bad
The file e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.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
2024-02-27 05:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-27 05:41
Reported
2024-02-27 05:44
Platform
win7-20240220-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.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 |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.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-1-5-21-2721934792-624042501-2768869379-1000\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 2500 set thread context of 2752 | N/A | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe |
| PID 2700 set thread context of 2532 | 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\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe
"C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe"
C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe
C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.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 | 18.ip.gl.ply.gg | udp |
| US | 147.185.221.18:43389 | 18.ip.gl.ply.gg | tcp |
Files
memory/2500-1-0x0000000000250000-0x0000000000290000-memory.dmp
memory/2500-0-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2500-2-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2752-3-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2752-8-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2500-6-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2752-5-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2752-9-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2752-10-0x0000000000C20000-0x0000000000C60000-memory.dmp
memory/2752-11-0x0000000074410000-0x00000000749BB000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 021b477ace5e87113272fd8b16830051 |
| SHA1 | d55ddb61b67e53245adc5bd12822ea56f1602820 |
| SHA256 | e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd |
| SHA512 | ef8c8ff1ff3326848becef2615bd2a629dd1eced13c9b9776d75f3a5cfd2e913324422f806264126befdd0d6908d16be081218ab61fe20ef95111cf9a41c8817 |
memory/2752-22-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2700-24-0x00000000020C0000-0x0000000002100000-memory.dmp
memory/2700-23-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2700-26-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2700-30-0x0000000074410000-0x00000000749BB000-memory.dmp
memory/2532-35-0x0000000002250000-0x0000000002290000-memory.dmp
memory/2532-34-0x0000000074390000-0x000000007493B000-memory.dmp
memory/2532-36-0x0000000074390000-0x000000007493B000-memory.dmp
memory/2532-37-0x0000000074390000-0x000000007493B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-27 05:41
Reported
2024-02-27 05:44
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
150s
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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.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-1-5-21-275798769-4264537674-1142822080-1000\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 1092 set thread context of 2164 | N/A | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe | C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe |
| PID 2352 set thread context of 1988 | 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\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe
"C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe"
C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe
C:\Users\Admin\AppData\Local\Temp\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.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 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.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 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/1092-0-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/1092-1-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/1092-2-0x0000000000D20000-0x0000000000D30000-memory.dmp
memory/2164-3-0x0000000000400000-0x000000000040C000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd.exe.log
| MD5 | 9c4b66f77f12558c48b620ddfb44029d |
| SHA1 | 446651db643b943ec37b9b3599655e211a4bc73e |
| SHA256 | 42f723d18283fda6a0904046cc29ee8d10e562d20c7615259a46ae9c0e4c9708 |
| SHA512 | 983aed0ec15a79b716ac6dc080146e4ed098c117c31167053fb5971649dc621d1db5292fdd76f3010f094b75d57ea0bdb35bc829c6ba37e4d276b266361dee8e |
memory/1092-7-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/2164-6-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/2164-8-0x0000000001320000-0x0000000001330000-memory.dmp
memory/2164-9-0x0000000074E20000-0x00000000753D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 021b477ace5e87113272fd8b16830051 |
| SHA1 | d55ddb61b67e53245adc5bd12822ea56f1602820 |
| SHA256 | e31f4f05884e97c569d6641257f40c4634004565874178c122817538e89948bd |
| SHA512 | ef8c8ff1ff3326848becef2615bd2a629dd1eced13c9b9776d75f3a5cfd2e913324422f806264126befdd0d6908d16be081218ab61fe20ef95111cf9a41c8817 |
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | db9c6b9fcf413dce849ba52039c130e3 |
| SHA1 | bc4bfb4e140963fcdbdcf7cf0cd38e13f3ecdf36 |
| SHA256 | 7d9278f9a6f5f1830241f813c51a7f0ca2958b4caef2da4858ef4ba810bd150f |
| SHA512 | 1fc26cc190662f64a92742d587f2728f72aab8b7718929214e58b081d4d6d9d4961014441cd4e8f5e491dd34b844559f59550ac4d382a53ca89b40b283e9b2fd |
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | d08bef3f48fc0574a61f2bc7a4525013 |
| SHA1 | f69c247683e534c4e25ed1424849e7f273a3a380 |
| SHA256 | d84be1e1750dc489209e3c5dd1681c7e0a208a1b6657ae1d363979da22e44dac |
| SHA512 | eea8445b2ea99083962cb98ab65df2db2a89a80c63ae017c5ea52440500ba0683a0a4a9c54d830b427e48900462ef15f2bac633f89bb377c3f25e53f91f02f58 |
memory/2352-22-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/2352-23-0x0000000000650000-0x0000000000660000-memory.dmp
memory/2164-21-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/2352-24-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/2352-29-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/1988-31-0x0000000001140000-0x0000000001150000-memory.dmp
memory/1988-30-0x0000000074E20000-0x00000000753D1000-memory.dmp
memory/1988-32-0x0000000001140000-0x0000000001150000-memory.dmp
memory/1988-33-0x0000000074E20000-0x00000000753D1000-memory.dmp