Analysis Overview
SHA256
c80800ba815c9a0d125222656af33c1028691da1be6988985cbb18dc806660fe
Threat Level: Known bad
The file HEUR-Trojan.Win32.Agent.gen-c80800ba815c9a0d125222656af33c1028691da1be6988985cbb18dc806660fe was found to be: Known bad.
Malicious Activity Summary
Detects executables packed with ASPack
Detects executables packed with ASPack
Modifies AppInit DLL entries
ASPack v2.12-2.42
Executes dropped EXE
Drops file in Program Files directory
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-29 07:24
Signatures
Detects executables packed with ASPack
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-29 07:24
Reported
2024-02-29 07:26
Platform
win7-20240220-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Detects executables packed with ASPack
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Modifies AppInit DLL entries
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PROGRA~3\Mozilla\wrvdfyg.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\Mozilla\wrvdfyg.exe | C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe | N/A |
| File created | C:\PROGRA~3\Mozilla\klztrnd.dll | C:\PROGRA~3\Mozilla\wrvdfyg.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe | N/A |
| N/A | N/A | C:\PROGRA~3\Mozilla\wrvdfyg.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1212 wrote to memory of 2548 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\wrvdfyg.exe |
| PID 1212 wrote to memory of 2548 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\wrvdfyg.exe |
| PID 1212 wrote to memory of 2548 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\wrvdfyg.exe |
| PID 1212 wrote to memory of 2548 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\wrvdfyg.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe
"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {C15209D7-CF94-48BE-93CC-193592C5932B} S-1-5-18:NT AUTHORITY\System:Service:
C:\PROGRA~3\Mozilla\wrvdfyg.exe
C:\PROGRA~3\Mozilla\wrvdfyg.exe -hzyjzia
Network
Files
memory/3028-0-0x0000000000400000-0x0000000000469000-memory.dmp
memory/3028-1-0x0000000000400000-0x0000000000469000-memory.dmp
memory/3028-3-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3028-4-0x0000000000250000-0x00000000002AC000-memory.dmp
memory/3028-2-0x0000000000400000-0x0000000000469000-memory.dmp
memory/3028-6-0x0000000000400000-0x000000000045B000-memory.dmp
C:\PROGRA~3\Mozilla\wrvdfyg.exe
| MD5 | 33df1b7161e268ea11038d00e7bb81bd |
| SHA1 | 2afe857db4b25f8617f90a34f5c87c62e3908c4f |
| SHA256 | 8ddfeb2dea4ff2dbcca92d2de05fc1367cf828ff9faa30ef00ed232d964369f8 |
| SHA512 | 345067f917d2dc0e7412693eb2039232cba0644a2ebfcb4fe73fe7d1286e769871a7c2e30c17e477d9e3a48ae89bd3bf7d1aa9932e6536f0cfe3516652d2cfc1 |
memory/2548-9-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2548-10-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2548-11-0x00000000008A0000-0x00000000008FC000-memory.dmp
memory/2548-12-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2548-14-0x0000000000400000-0x000000000045B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-29 07:24
Reported
2024-02-29 07:26
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
157s
Command Line
Signatures
Detects executables packed with ASPack
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Modifies AppInit DLL entries
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PROGRA~3\Mozilla\cpqnwfa.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\Mozilla\cpqnwfa.exe | C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe | N/A |
| File created | C:\PROGRA~3\Mozilla\czsujhg.dll | C:\PROGRA~3\Mozilla\cpqnwfa.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe
"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.Win32.Agent.exe"
C:\PROGRA~3\Mozilla\cpqnwfa.exe
C:\PROGRA~3\Mozilla\cpqnwfa.exe -lhvfjoj
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 199.111.78.13.in-addr.arpa | udp |
Files
memory/2576-0-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2576-1-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2576-2-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2576-3-0x0000000000700000-0x000000000075C000-memory.dmp
memory/2576-4-0x0000000000400000-0x000000000045B000-memory.dmp
C:\ProgramData\Mozilla\cpqnwfa.exe
| MD5 | 338fcb35e945faecae997832d293b4cd |
| SHA1 | eb03536e18775b4a351beb58181b7da3fb48606f |
| SHA256 | 8889368a477d5a93ab3b2c5ab01568a6146f4d17d6e0841b86589c33585aa4a6 |
| SHA512 | 8fb562fb452a6a600322424ba841cb351530f3f1f7a6e757af286eb3ba56431093d8b7b4dabb6b9ab4a1c6cd6dd4ac3dd7e2cb1b55a7e337a8cdaa4a39b7a782 |
C:\PROGRA~3\Mozilla\cpqnwfa.exe
| MD5 | 0ae22d8c518aaa8b89cc0ee4802aaee8 |
| SHA1 | 39c9dd4c72c14303c52f4730d30f91025ab04901 |
| SHA256 | c407394e342047cb3105bd3b8154aaba2038ead42ae7b09831f6f59365fc976a |
| SHA512 | a24f87b63fe484367c754a46ada59dabeabf3c2301179de70d116db78bc4ebd174c2619be5b91e72ce3309b34a142ea3e47ba7615c83a329841dec43e19a467e |
memory/2576-9-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2576-10-0x0000000000700000-0x000000000075C000-memory.dmp
memory/2036-11-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2036-12-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2036-13-0x0000000000DC0000-0x0000000000E1C000-memory.dmp
memory/2036-14-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2036-17-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2036-18-0x0000000000DC0000-0x0000000000E1C000-memory.dmp