Analysis Overview
SHA256
9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23
Threat Level: Likely malicious
The file 9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23 was found to be: Likely malicious.
Malicious Activity Summary
Modifies AppInit DLL entries
Executes dropped EXE
Drops file in Program Files directory
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 23:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 23:43
Reported
2024-04-06 23:45
Platform
win7-20240221-en
Max time kernel
121s
Max time network
125s
Command Line
Signatures
Modifies AppInit DLL entries
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PROGRA~3\Mozilla\tbckyxk.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\Mozilla\tbckyxk.exe | C:\Users\Admin\AppData\Local\Temp\9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23.exe | N/A |
| File created | C:\PROGRA~3\Mozilla\newtrln.dll | C:\PROGRA~3\Mozilla\tbckyxk.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2588 wrote to memory of 2868 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\tbckyxk.exe |
| PID 2588 wrote to memory of 2868 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\tbckyxk.exe |
| PID 2588 wrote to memory of 2868 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\tbckyxk.exe |
| PID 2588 wrote to memory of 2868 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\tbckyxk.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23.exe
"C:\Users\Admin\AppData\Local\Temp\9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {1B6D87F9-4264-401C-AEAE-80E531A72A52} S-1-5-18:NT AUTHORITY\System:Service:
C:\PROGRA~3\Mozilla\tbckyxk.exe
C:\PROGRA~3\Mozilla\tbckyxk.exe -gqpcbye
Network
Files
memory/2240-0-0x0000000000400000-0x0000000000427000-memory.dmp
memory/2240-1-0x0000000000320000-0x000000000037B000-memory.dmp
memory/2240-7-0x0000000000400000-0x0000000000427000-memory.dmp
C:\PROGRA~3\Mozilla\tbckyxk.exe
| MD5 | 6440e3caf1df162d97c07e852c41d013 |
| SHA1 | 130b51dc9f3b9e6b9260df0c1ea6826d7aa4524b |
| SHA256 | 5c9c32a762dde4debc7dcf74b440c7c01a7fbb9190dc7a334bc19ba09608c430 |
| SHA512 | e82c26a8f2eeaab6ace8d565e4c056ec457885b4d80df1149343ff2f904816fa47857f9d6def19f69a0ae67f7854d52a8695b70d05b7fd5d4d9a06ab46a3775e |
memory/2868-10-0x0000000000400000-0x0000000000427000-memory.dmp
memory/2868-11-0x0000000000920000-0x000000000097B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 23:43
Reported
2024-04-06 23:45
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Modifies AppInit DLL entries
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PROGRA~3\Mozilla\qhdqeom.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\Mozilla\qhdqeom.exe | C:\Users\Admin\AppData\Local\Temp\9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23.exe | N/A |
| File created | C:\PROGRA~3\Mozilla\ijdurdi.dll | C:\PROGRA~3\Mozilla\qhdqeom.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23.exe
"C:\Users\Admin\AppData\Local\Temp\9bb3a95013581a261f59df15f3a7f46696b5ebd9189a653545f2f752bb84ce23.exe"
C:\PROGRA~3\Mozilla\qhdqeom.exe
C:\PROGRA~3\Mozilla\qhdqeom.exe -tgbfvga
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/2388-0-0x0000000000400000-0x0000000000427000-memory.dmp
memory/2388-1-0x0000000000690000-0x00000000006EB000-memory.dmp
C:\PROGRA~3\Mozilla\qhdqeom.exe
| MD5 | afcd8bd80da07f2eb10ff635fd9acabd |
| SHA1 | 449b58eaed52f99e5d19bd539203a52088e09594 |
| SHA256 | 8ad482faf6b4ffec9ad40cc932dcfeed298238074e9b13a816ba16f4e53e0bd0 |
| SHA512 | 40603e12f0fe49623de4c10be1e540105dbcacf8ceaa4dc82e00a8286150e8a47ec8591d49409f28812d78c9f0fe0431bca56bdff7dcba629a1c4098f9a89ce4 |
memory/2388-9-0x0000000000400000-0x0000000000427000-memory.dmp
memory/4856-10-0x0000000000400000-0x0000000000427000-memory.dmp
memory/4856-11-0x0000000000760000-0x00000000007BB000-memory.dmp
memory/4856-17-0x0000000000400000-0x0000000000427000-memory.dmp