Analysis Overview
SHA256
142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43
Threat Level: Shows suspicious behavior
The file 142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N was found to be: Shows suspicious behavior.
Malicious Activity Summary
Deletes itself
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Enumerates connected drives
Writes to the Master Boot Record (MBR)
UPX packed file
Drops file in Program Files directory
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Runs ping.exe
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 00:37
Signatures
UPX packed file
| 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: behavioral2
Detonation Overview
Submitted
2024-11-10 00:37
Reported
2024-11-10 00:39
Platform
win10v2004-20241007-en
Max time kernel
112s
Max time network
120s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HTML = "c:\\Program Files\\qciugnlad\\xwccj.exe \"c:\\Program Files\\qciugnlad\\xwccj.dll\",PraseHTML" | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
Enumerates connected drives
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
UPX packed file
| 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 |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\Program Files\qciugnlad | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
| File created | \??\c:\Program Files\qciugnlad\xwccj.dll | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
| File created | \??\c:\Program Files\qciugnlad\xwccj.exe | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
| File opened for modification | \??\c:\Program Files\qciugnlad\xwccj.exe | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
| N/A | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\Program Files\qciugnlad\xwccj.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbhpr.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe
"C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\fbhpr.exe "C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
C:\Users\Admin\AppData\Local\Temp\fbhpr.exe
C:\Users\Admin\AppData\Local\Temp\\fbhpr.exe "C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe"
\??\c:\Program Files\qciugnlad\xwccj.exe
"c:\Program Files\qciugnlad\xwccj.exe" "c:\Program Files\qciugnlad\xwccj.dll",PraseHTML C:\Users\Admin\AppData\Local\Temp\fbhpr.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| KR | 107.163.56.238:18530 | 107.163.56.238 | tcp |
| US | 8.8.8.8:53 | 238.56.163.107.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 107.163.43.143:12388 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| KR | 107.163.56.251:6658 | tcp | |
| US | 8.8.8.8:53 | 251.56.163.107.in-addr.arpa | udp |
| KR | 107.163.56.239:18963 | 107.163.56.239 | tcp |
| KR | 107.163.56.239:18963 | 107.163.56.239 | tcp |
| US | 8.8.8.8:53 | 239.56.163.107.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| KR | 107.163.56.239:18963 | tcp | |
| US | 8.8.8.8:53 | 72.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| KR | 107.163.56.251:6658 | tcp |
Files
memory/4860-1-0x0000000000400000-0x000000000047301E-memory.dmp
C:\Users\Admin\AppData\Local\Temp\fbhpr.exe
| MD5 | a3156e3633666dcd53f1926ea732bdb0 |
| SHA1 | 8ca185e8aca8ca109738abc140dab6090f04f0df |
| SHA256 | 994cc9df9b9ce4f77e5653485f1810a85735a125b70cdeb18009e3e5b4d25e45 |
| SHA512 | 5f84afd3e440c1291c3d428bef2cf670746a6111e56554d5082993f8589c13255bbae5943157c645215e6fc8c2d72c6dbba74a01f1c9d2d9513785fea71f1468 |
C:\Program Files\qciugnlad\xwccj.exe
| MD5 | 889b99c52a60dd49227c5e485a016679 |
| SHA1 | 8fa889e456aa646a4d0a4349977430ce5fa5e2d7 |
| SHA256 | 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910 |
| SHA512 | 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641 |
memory/2288-9-0x0000000000400000-0x000000000047301E-memory.dmp
\??\c:\Program Files\qciugnlad\xwccj.dll
| MD5 | ba20d286bb8865d92716a46b5294118b |
| SHA1 | 6c7cb2116e69f01e68575d2ea3c0c234c2663d16 |
| SHA256 | 99f9bbd784b6c0b108390f28df9950edc5a4b8a29cad14e380d2fedded9c4dea |
| SHA512 | 1fa375f76ed7a3d4b1f549f0c81d62acf0b973c8caf8fc395da5abe0e2ba1c41d5a75386d5bc56c3a10b91f42842d212b18766cf253874f5d34ae51d1ce07479 |
memory/2224-20-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-19-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-18-0x0000000010001000-0x0000000010022000-memory.dmp
memory/2224-17-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-13-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-21-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-25-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-27-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2224-32-0x0000000010000000-0x0000000010083000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 00:37
Reported
2024-11-10 00:39
Platform
win7-20240903-en
Max time kernel
117s
Max time network
117s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\HTML = "c:\\Program Files\\jlqrgomf\\vnft.exe \"c:\\Program Files\\jlqrgomf\\vnftj.dll\",PraseHTML" | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
Enumerates connected drives
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
UPX packed file
| 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 |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | \??\c:\Program Files\jlqrgomf\vnft.exe | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
| File opened for modification | \??\c:\Program Files\jlqrgomf\vnft.exe | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
| File opened for modification | \??\c:\Program Files\jlqrgomf | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
| File created | \??\c:\Program Files\jlqrgomf\vnftj.dll | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
| N/A | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\Program Files\jlqrgomf\vnft.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe
"C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\yugdomyw.exe "C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe
C:\Users\Admin\AppData\Local\Temp\\yugdomyw.exe "C:\Users\Admin\AppData\Local\Temp\142ce93314701251e7a7db581aacd97e07ec117e89a98ec4354030e3d3e18f43N.exe"
\??\c:\Program Files\jlqrgomf\vnft.exe
"c:\Program Files\jlqrgomf\vnft.exe" "c:\Program Files\jlqrgomf\vnftj.dll",PraseHTML C:\Users\Admin\AppData\Local\Temp\yugdomyw.exe
Network
| Country | Destination | Domain | Proto |
| KR | 107.163.56.238:18530 | tcp | |
| US | 107.163.43.143:12388 | 107.163.43.143 | tcp |
| KR | 107.163.56.238:18530 | tcp | |
| KR | 107.163.56.251:6658 | tcp | |
| KR | 107.163.56.239:18963 | tcp | |
| KR | 107.163.56.239:18963 | tcp | |
| KR | 107.163.56.239:18963 | tcp | |
| KR | 107.163.56.239:18963 | tcp | |
| KR | 107.163.56.251:6658 | tcp | |
| KR | 107.163.56.251:6658 | tcp |
Files
memory/2124-1-0x0000000000400000-0x000000000047301E-memory.dmp
\Users\Admin\AppData\Local\Temp\yugdomyw.exe
| MD5 | 127fa1e1e7ac8952ec58ccfe7f3993b4 |
| SHA1 | 1435c4ff9b18a1e5c89582f3e0f81fb0154e4080 |
| SHA256 | 5929c98f656a53d085c1a97e8bba813c4d5f7697f163b05fa564331ccab0c70c |
| SHA512 | 35c237d546e3d6ee9e68d6a4e71225fa1841f4972879aa91289bb037734120d819293a55d521cf4a1080da57853c7c08810341cdc7502d63fdfdbe290272352a |
\Program Files\jlqrgomf\vnft.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
memory/1712-11-0x0000000000400000-0x000000000047301E-memory.dmp
\??\c:\Program Files\jlqrgomf\vnftj.dll
| MD5 | 23386ecde7d91eeaf4cfa0be224b942c |
| SHA1 | beaa11fc1c58e502376a4ebab7c2e1cc0308df27 |
| SHA256 | 2f3b7b38042c2e86d577247b0dc531f6835de434246ec58ae9f182f0489368a7 |
| SHA512 | 166bd7a99a5068283d15274c9abc51564afad8da6bfef8c219848aaecf49e4bbaa84b4fe5371369a4e74f18cfb39d71f722e4aff7dd63670245f63a67375a72f |
memory/2036-20-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2036-18-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2036-25-0x000000001005B000-0x0000000010083000-memory.dmp
memory/2036-26-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2036-27-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2036-32-0x0000000010000000-0x0000000010083000-memory.dmp
memory/2036-33-0x0000000010000000-0x0000000010083000-memory.dmp