Analysis Overview
SHA256
266c3b34ff742e66cead40026e567281279a64f0484b8143b340d26dbb801c7a
Threat Level: Known bad
The file dda4bd098a1d06e17cd95a6b9abbe38f was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Modifies Windows Firewall
Loads dropped DLL
Checks computer location settings
Drops startup file
Executes dropped EXE
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-29 22:54
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-29 22:54
Reported
2024-02-29 22:57
Platform
win7-20240221-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a9a8774b8abcb64810c1407719568ea1.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a9a8774b8abcb64810c1407719568ea1.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\a9a8774b8abcb64810c1407719568ea1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sestym32.exe\" .." | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows\CurrentVersion\Run\a9a8774b8abcb64810c1407719568ea1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sestym32.exe\" .." | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe
"C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe"
C:\Users\Admin\AppData\Local\Temp\sestym32.exe
"C:\Users\Admin\AppData\Local\Temp\sestym32.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sestym32.exe" "sestym32.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | devel.no-ip.biz | udp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| US | 8.8.8.8:53 | devel.no-ip.biz | udp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
Files
memory/2376-0-0x00000000002F0000-0x0000000000324000-memory.dmp
memory/2376-1-0x0000000073FC0000-0x00000000746AE000-memory.dmp
memory/2376-2-0x00000000002A0000-0x00000000002E0000-memory.dmp
memory/2376-3-0x00000000002A0000-0x00000000002E0000-memory.dmp
memory/2376-4-0x00000000005B0000-0x00000000005BC000-memory.dmp
\Users\Admin\AppData\Local\Temp\sestym32.exe
| MD5 | dda4bd098a1d06e17cd95a6b9abbe38f |
| SHA1 | 30e32a7f08cbdd8bf69e24c82b5a008adf4a67db |
| SHA256 | 266c3b34ff742e66cead40026e567281279a64f0484b8143b340d26dbb801c7a |
| SHA512 | 8243fc20b28bf4a44019c783e107f65a908c82080dfbb56c06934ba9b6e4c3d1c2edca9943721fe3a70131ca6624e47a9fc958a396b324a1c4c650ea2dd4f32b |
memory/2376-12-0x0000000073FC0000-0x00000000746AE000-memory.dmp
memory/2560-14-0x0000000073FC0000-0x00000000746AE000-memory.dmp
memory/2560-13-0x0000000000CE0000-0x0000000000D14000-memory.dmp
memory/2560-15-0x00000000004E0000-0x0000000000520000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-29 22:54
Reported
2024-02-29 22:57
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-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a9a8774b8abcb64810c1407719568ea1.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a9a8774b8abcb64810c1407719568ea1.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sestym32.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\a9a8774b8abcb64810c1407719568ea1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sestym32.exe\" .." | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\a9a8774b8abcb64810c1407719568ea1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sestym32.exe\" .." | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1120 wrote to memory of 3972 | N/A | C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe |
| PID 1120 wrote to memory of 3972 | N/A | C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe |
| PID 1120 wrote to memory of 3972 | N/A | C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe | C:\Users\Admin\AppData\Local\Temp\sestym32.exe |
| PID 3972 wrote to memory of 3260 | N/A | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3972 wrote to memory of 3260 | N/A | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3972 wrote to memory of 3260 | N/A | C:\Users\Admin\AppData\Local\Temp\sestym32.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe
"C:\Users\Admin\AppData\Local\Temp\dda4bd098a1d06e17cd95a6b9abbe38f.exe"
C:\Users\Admin\AppData\Local\Temp\sestym32.exe
"C:\Users\Admin\AppData\Local\Temp\sestym32.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sestym32.exe" "sestym32.exe" ENABLE
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=4080 --field-trial-handle=3084,i,14217130992253490921,11543335378077656547,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | devel.no-ip.biz | udp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| US | 8.8.8.8:53 | devel.no-ip.biz | udp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
| IQ | 185.133.224.9:1998 | devel.no-ip.biz | tcp |
Files
memory/1120-1-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/1120-0-0x0000000000A50000-0x0000000000A84000-memory.dmp
memory/1120-2-0x00000000054E0000-0x000000000557C000-memory.dmp
memory/1120-3-0x0000000005B30000-0x00000000060D4000-memory.dmp
memory/1120-4-0x0000000005580000-0x0000000005612000-memory.dmp
memory/1120-5-0x0000000005780000-0x0000000005790000-memory.dmp
memory/1120-6-0x0000000005470000-0x000000000547A000-memory.dmp
memory/1120-7-0x0000000005790000-0x00000000057E6000-memory.dmp
memory/1120-8-0x0000000005780000-0x0000000005790000-memory.dmp
memory/1120-9-0x0000000006920000-0x000000000692C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\sestym32.exe
| MD5 | dda4bd098a1d06e17cd95a6b9abbe38f |
| SHA1 | 30e32a7f08cbdd8bf69e24c82b5a008adf4a67db |
| SHA256 | 266c3b34ff742e66cead40026e567281279a64f0484b8143b340d26dbb801c7a |
| SHA512 | 8243fc20b28bf4a44019c783e107f65a908c82080dfbb56c06934ba9b6e4c3d1c2edca9943721fe3a70131ca6624e47a9fc958a396b324a1c4c650ea2dd4f32b |
memory/3972-22-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/3972-23-0x0000000004CA0000-0x0000000004CB0000-memory.dmp
memory/1120-24-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/3972-25-0x0000000004CA0000-0x0000000004CB0000-memory.dmp
memory/3972-27-0x0000000075210000-0x00000000759C0000-memory.dmp
memory/3972-28-0x0000000004CA0000-0x0000000004CB0000-memory.dmp
memory/3972-29-0x0000000004CA0000-0x0000000004CB0000-memory.dmp