Analysis Overview
SHA256
8064c8cd692c06380045502805adab88ddce583e0780d537d6d5051cf1eb9a01
Threat Level: Likely malicious
The file b57898828a606cbd0805e0b1026f3360_NEIKI was found to be: Likely malicious.
Malicious Activity Summary
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
2024-05-09 01:00
Signatures
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
2024-05-09 01:00
Reported
2024-05-09 01:02
Platform
win7-20240508-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
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\gugcane.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\Mozilla\gugcane.exe | C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe | N/A |
| File created | C:\PROGRA~3\Mozilla\zynbtfl.dll | C:\PROGRA~3\Mozilla\gugcane.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe | N/A |
| N/A | N/A | C:\PROGRA~3\Mozilla\gugcane.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2180 wrote to memory of 3020 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\gugcane.exe |
| PID 2180 wrote to memory of 3020 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\gugcane.exe |
| PID 2180 wrote to memory of 3020 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\gugcane.exe |
| PID 2180 wrote to memory of 3020 | N/A | C:\Windows\system32\taskeng.exe | C:\PROGRA~3\Mozilla\gugcane.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {2C2CB377-C35C-49F1-9C99-5A0359C35C8D} S-1-5-18:NT AUTHORITY\System:Service:
C:\PROGRA~3\Mozilla\gugcane.exe
C:\PROGRA~3\Mozilla\gugcane.exe -eoikpie
Network
Files
memory/2020-2-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2020-1-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2020-0-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2020-4-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2020-3-0x0000000000310000-0x000000000036B000-memory.dmp
memory/2020-6-0x0000000000400000-0x000000000045B000-memory.dmp
C:\PROGRA~3\Mozilla\gugcane.exe
| MD5 | c3e0f38b303ad73cd06e4670e8f20c21 |
| SHA1 | e1f9753a6f101997e645c427f25aa8af115abee4 |
| SHA256 | 4ff32ae4f8f4b1d02a394b05e465aae2f84ec906589aa21e57885b698b55d826 |
| SHA512 | 3d06c42c0e84241e432ac2ee23a7e2e69e434ca260c16771dd89c11368560e75b7172ce4d4a738b7a0ed3cb3cd86e2ca11a965ed1a8ffc4641cf083bcf147c07 |
memory/3020-11-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3020-10-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3020-9-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3020-12-0x0000000000460000-0x00000000004BB000-memory.dmp
memory/3020-13-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3020-15-0x0000000000400000-0x000000000045B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 01:00
Reported
2024-05-09 01:02
Platform
win10v2004-20240508-en
Max time kernel
92s
Max time network
122s
Command Line
Signatures
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\onvmijj.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\Mozilla\onvmijj.exe | C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe | N/A |
| File created | C:\PROGRA~3\Mozilla\gmzywaj.dll | C:\PROGRA~3\Mozilla\onvmijj.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\b57898828a606cbd0805e0b1026f3360_NEIKI.exe"
C:\PROGRA~3\Mozilla\onvmijj.exe
C:\PROGRA~3\Mozilla\onvmijj.exe -ibpmpgd
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
Files
memory/1732-0-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1732-2-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1732-1-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1732-3-0x0000000001FA0000-0x0000000001FFB000-memory.dmp
memory/1732-4-0x0000000000400000-0x000000000045B000-memory.dmp
C:\ProgramData\Mozilla\onvmijj.exe
| MD5 | 9c7a89f488a5a909f6614fd8098b435b |
| SHA1 | d442785ac5ffc96203db54fb09aeec31b0dd0344 |
| SHA256 | 55089e2b517b9d16dec081ae39e41014a6e87f71af4a98e30e956c0b3bf9dfdd |
| SHA512 | d6653f9e1208a8fcf0e1c24793cd94e4977a636ced7fe16a45c3ea4b3783d2a2ad34eb4067175f3b64c8c8f43e8c11da09e74461b38969cf658ff5317cd6923e |
memory/3704-8-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3704-10-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3704-13-0x0000000000400000-0x000000000045E000-memory.dmp
memory/3704-12-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1732-11-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3704-16-0x0000000000400000-0x000000000045B000-memory.dmp