Analysis Overview
SHA256
0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34
Threat Level: Shows suspicious behavior
The file 0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Drops file in System32 directory
Unsigned PE
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 18:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 18:32
Reported
2024-04-07 18:36
Platform
win7-20240221-en
Max time kernel
174s
Max time network
142s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\HOSTutil\perfcopy.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\~148.tmp | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sortkmgr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\HOSTutil\perfcopy.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\cscrsort = "C:\\Users\\Admin\\AppData\\Roaming\\HOSTutil\\perfcopy.exe" | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\sortkmgr.exe | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\HOSTutil\perfcopy.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe
"C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe"
C:\Users\Admin\AppData\Roaming\HOSTutil\perfcopy.exe
"C:\Users\Admin\AppData\Roaming\HOSTutil"
C:\Users\Admin\AppData\Local\Temp\~148.tmp
1368 475144 2696 1
C:\Windows\SysWOW64\sortkmgr.exe
C:\Windows\SysWOW64\sortkmgr.exe -s
Network
Files
memory/2536-0-0x0000000000400000-0x000000000047A000-memory.dmp
memory/2536-1-0x00000000002F0000-0x000000000036D000-memory.dmp
\Users\Admin\AppData\Roaming\HOSTutil\perfcopy.exe
| MD5 | dee049bfc38af4d6fbc53fd1cabc1faf |
| SHA1 | 27e0c7f18f7ba593d416758e110a5757ecbba6a2 |
| SHA256 | 063c6caa4aadd908ac26aa514891608a29ba979a32b78c7a06ccdf98249e7e34 |
| SHA512 | d1204d454424f839a2e7757a229c7bbe244f976638598c227b872267a195bf2a9828571b7cba537931fe9474cf4d58365aa73b0fcec6f312cedb000320fec4fd |
memory/2536-5-0x0000000000480000-0x00000000004FA000-memory.dmp
memory/2696-13-0x0000000000220000-0x000000000029D000-memory.dmp
memory/2696-15-0x00000000002C0000-0x00000000002C5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\~148.tmp
| MD5 | 86dc243576cf5c7445451af37631eea9 |
| SHA1 | 99a81c47c4c02f32c0ab456bfa23c306c7a09bf9 |
| SHA256 | 25d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a |
| SHA512 | c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4 |
memory/1368-19-0x0000000003B80000-0x0000000003C04000-memory.dmp
memory/1368-20-0x0000000003B80000-0x0000000003C04000-memory.dmp
memory/1368-24-0x0000000002640000-0x000000000264D000-memory.dmp
memory/1368-23-0x0000000002630000-0x0000000002636000-memory.dmp
memory/1368-21-0x0000000003B80000-0x0000000003C04000-memory.dmp
memory/2696-28-0x0000000000400000-0x000000000047A000-memory.dmp
memory/2536-29-0x00000000002F0000-0x000000000036D000-memory.dmp
memory/1876-33-0x0000000002640000-0x000000000264D000-memory.dmp
memory/1876-32-0x0000000000400000-0x000000000047A000-memory.dmp
memory/1876-34-0x0000000002640000-0x000000000264D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 18:32
Reported
2024-04-07 18:35
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\convnger.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\~6B5C.tmp | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gamedown = "C:\\Users\\Admin\\AppData\\Roaming\\forfsync\\fontup16.exe" | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\convnger.exe | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3004 wrote to memory of 1552 | N/A | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe |
| PID 3004 wrote to memory of 1552 | N/A | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe |
| PID 3004 wrote to memory of 1552 | N/A | C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe |
| PID 1552 wrote to memory of 2344 | N/A | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe | C:\Users\Admin\AppData\Local\Temp\~6B5C.tmp |
| PID 1552 wrote to memory of 2344 | N/A | C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe | C:\Users\Admin\AppData\Local\Temp\~6B5C.tmp |
| PID 2344 wrote to memory of 3496 | N/A | C:\Users\Admin\AppData\Local\Temp\~6B5C.tmp | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe
"C:\Users\Admin\AppData\Local\Temp\0cd027dc941cf04891d3b7a1bae276db8f83abcc53c4389e6a868a308d433a34.exe"
C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe
"C:\Users\Admin\AppData\Roaming\forfsync"
C:\Windows\SysWOW64\convnger.exe
C:\Windows\SysWOW64\convnger.exe -s
C:\Users\Admin\AppData\Local\Temp\~6B5C.tmp
3496 475144 1552 1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.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 | 99.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.173.189.20.in-addr.arpa | udp |
Files
memory/3004-0-0x0000000000400000-0x000000000047A000-memory.dmp
memory/3004-1-0x0000000000560000-0x00000000005DD000-memory.dmp
C:\Users\Admin\AppData\Roaming\forfsync\fontup16.exe
| MD5 | 70b5633d16c93cc4f209fb45c8b072c1 |
| SHA1 | 3ec5d6cc068975398e6b86b46f18cb97ae705a20 |
| SHA256 | f8ac30ec3d5b51a8afc972319cfb9f0cd0876a8fc808f865a671371aacb2c85a |
| SHA512 | c6967c2dc7de5ef496820f81b5d2202cb23491b01e7d5a07d42a0c5588cc08b5e86ac22ca8813a7d527712971cf22da877b788494889bfedc6971ca0807d13d3 |
C:\Users\Admin\AppData\Local\Temp\~6B5C.tmp
| MD5 | 86dc243576cf5c7445451af37631eea9 |
| SHA1 | 99a81c47c4c02f32c0ab456bfa23c306c7a09bf9 |
| SHA256 | 25d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a |
| SHA512 | c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4 |
memory/3496-18-0x0000000008AC0000-0x0000000008B44000-memory.dmp
memory/1552-19-0x00000000004A0000-0x00000000004A5000-memory.dmp
memory/3496-23-0x0000000008720000-0x0000000008726000-memory.dmp
memory/3496-25-0x0000000008960000-0x000000000896D000-memory.dmp
memory/1552-27-0x0000000000400000-0x000000000047A000-memory.dmp
memory/3004-22-0x0000000000400000-0x000000000047A000-memory.dmp
memory/3496-17-0x0000000008AC0000-0x0000000008B44000-memory.dmp
memory/2580-16-0x00000000006E0000-0x000000000075D000-memory.dmp
memory/2580-13-0x0000000000400000-0x000000000047A000-memory.dmp
memory/1552-11-0x00000000006E0000-0x000000000075D000-memory.dmp
memory/1552-6-0x0000000000400000-0x000000000047A000-memory.dmp
memory/2580-29-0x00000000006E0000-0x000000000075D000-memory.dmp