Analysis Overview
SHA256
1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66
Threat Level: Shows suspicious behavior
The file 1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66 was found to be: Shows suspicious behavior.
Malicious Activity Summary
ACProtect 1.3x - 1.4x DLL software
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Deletes itself
Adds Run key to start application
Writes to the Master Boot Record (MBR)
Enumerates connected drives
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
System Network Configuration Discovery: Internet Connection Discovery
Runs ping.exe
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 19:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 19:03
Reported
2024-11-09 19:05
Platform
win7-20240903-en
Max time kernel
142s
Max time network
146s
Command Line
Signatures
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\phgklky.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\phgklky.exe | N/A |
| N/A | N/A | \??\c:\Program Files\aimdhu\wer.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\phgklky.exe | N/A |
| N/A | N/A | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| N/A | N/A | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| N/A | N/A | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| N/A | N/A | \??\c:\Program Files\aimdhu\wer.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\aimdhu\\wer.exe \"c:\\Program Files\\aimdhu\\werku.dll\",SetHandle" | \??\c:\Program Files\aimdhu\wer.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\a: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\j: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\n: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\u: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\z: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\i: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\k: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\l: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\o: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\p: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\r: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\v: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\w: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\b: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\e: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\g: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\h: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\m: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\q: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\y: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\s: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\t: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
| File opened (read-only) | \??\x: | \??\c:\Program Files\aimdhu\wer.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\Program Files\aimdhu\wer.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\Program Files\aimdhu | C:\Users\Admin\AppData\Local\Temp\phgklky.exe | N/A |
| File created | \??\c:\Program Files\aimdhu\werku.dll | C:\Users\Admin\AppData\Local\Temp\phgklky.exe | N/A |
| File created | \??\c:\Program Files\aimdhu\wer.exe | C:\Users\Admin\AppData\Local\Temp\phgklky.exe | N/A |
| File opened for modification | \??\c:\Program Files\aimdhu\wer.exe | C:\Users\Admin\AppData\Local\Temp\phgklky.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\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.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\phgklky.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\Program Files\aimdhu\wer.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\aimdhu\wer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\Program Files\aimdhu\wer.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\aimdhu\wer.exe | N/A |
| N/A | N/A | \??\c:\Program Files\aimdhu\wer.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\Program Files\aimdhu\wer.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\phgklky.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe
"C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\phgklky.exe "C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
C:\Users\Admin\AppData\Local\Temp\phgklky.exe
C:\Users\Admin\AppData\Local\Temp\\phgklky.exe "C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe"
\??\c:\Program Files\aimdhu\wer.exe
"c:\Program Files\aimdhu\wer.exe" "c:\Program Files\aimdhu\werku.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\phgklky.exe
Network
| Country | Destination | Domain | Proto |
| US | 98.126.40.20:803 | tcp | |
| US | 98.126.40.20:803 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.18:3204 | tcp |
Files
memory/2556-0-0x0000000000400000-0x000000000042F036-memory.dmp
memory/2556-2-0x0000000000400000-0x000000000042F036-memory.dmp
\Users\Admin\AppData\Local\Temp\phgklky.exe
| MD5 | 51d5106deb27cf2a4eb2961e772ea1b1 |
| SHA1 | ebb55feea84005aea09c46c390cc9f82ceb44f7e |
| SHA256 | 89cafb0868f11be74a10f87cbbaa402c4e46cf07a5992d09ecd11abbe7c90fd6 |
| SHA512 | c8d82265877e1d1743fc60dc351fe49aadb234c51566c81711574ee2860b1635bc0e60c60dd47636ad404000809ed52a8ff20dcf708188eecffb308c72b5e01c |
memory/1556-6-0x0000000000280000-0x00000000002B0000-memory.dmp
memory/1556-7-0x0000000000280000-0x00000000002B0000-memory.dmp
\Program Files\aimdhu\wer.exe
| MD5 | 51138beea3e2c21ec44d0932c71762a8 |
| SHA1 | 8939cf35447b22dd2c6e6f443446acc1bf986d58 |
| SHA256 | 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124 |
| SHA512 | 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d |
memory/1788-16-0x0000000000400000-0x000000000042F036-memory.dmp
\??\c:\Program Files\aimdhu\werku.dll
| MD5 | 1301b7cd37bc1718574a3d827666af8e |
| SHA1 | 0394441df4fa5f39a80654876cd725bf4d159902 |
| SHA256 | 9d8f87db0605d0f32400b0deee9a908a677ef760c6044cf5fa094011d9754596 |
| SHA512 | 44494bad3ece01169b94fe724dc8b91ed857e6bd7c9b90c04140d6c5a65f5b8036bc8debf6ea3c7bbf971fcbdc3db36cb4e3dbbe4f1a741726befd07896cca53 |
memory/2252-23-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2252-24-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2252-29-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2252-30-0x0000000010000000-0x0000000010048000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 19:03
Reported
2024-11-09 19:05
Platform
win10v2004-20241007-en
Max time kernel
142s
Max time network
142s
Command Line
Signatures
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe | N/A |
| N/A | N/A | \??\c:\Program Files\bupesoog\ojzcxa.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\Program Files\bupesoog\ojzcxa.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\bupesoog\\ojzcxa.exe \"c:\\Program Files\\bupesoog\\ojzcxa.dll\",SetHandle" | \??\c:\Program Files\bupesoog\ojzcxa.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\bupesoog\ojzcxa.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\Program Files\bupesoog | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe | N/A |
| File created | \??\c:\Program Files\bupesoog\ojzcxa.dll | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe | N/A |
| File created | \??\c:\Program Files\bupesoog\ojzcxa.exe | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe | N/A |
| File opened for modification | \??\c:\Program Files\bupesoog\ojzcxa.exe | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.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\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.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\kfnpnyw.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\Program Files\bupesoog\ojzcxa.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\bupesoog\ojzcxa.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\Program Files\bupesoog\ojzcxa.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\bupesoog\ojzcxa.exe | N/A |
| N/A | N/A | \??\c:\Program Files\bupesoog\ojzcxa.exe | N/A |
| N/A | N/A | \??\c:\Program Files\bupesoog\ojzcxa.exe | N/A |
| N/A | N/A | \??\c:\Program Files\bupesoog\ojzcxa.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\Program Files\bupesoog\ojzcxa.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe
"C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\kfnpnyw.exe "C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe
C:\Users\Admin\AppData\Local\Temp\\kfnpnyw.exe "C:\Users\Admin\AppData\Local\Temp\1f887796678784eba74b5451e5419f77b3c85b17dbd3ef7502693ed65cea4d66.exe"
\??\c:\Program Files\bupesoog\ojzcxa.exe
"c:\Program Files\bupesoog\ojzcxa.exe" "c:\Program Files\bupesoog\ojzcxa.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 98.126.40.20:803 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 98.126.40.18:3204 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.19:805 | tcp | |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.209.201.84.in-addr.arpa | udp |
| US | 98.126.40.19:805 | tcp | |
| US | 98.126.40.18:3204 | tcp | |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 98.126.40.18:3204 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 98.126.40.18:3204 | tcp |
Files
memory/4852-0-0x0000000000400000-0x000000000042F036-memory.dmp
memory/4852-3-0x0000000000400000-0x000000000042F036-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kfnpnyw.exe
| MD5 | 8861fb5c54d507e68f62b6ece73c3bd7 |
| SHA1 | aed458224932b9eef613d9b0b9be7ec61b74cd90 |
| SHA256 | e86d2e2e85cf7406842e857073cfe24b60774e8a75c519ea72bdef747366b2fc |
| SHA512 | d75260849fc69d28a908b491faa6f62846dd5d08ec5a9502c1453672d6e15f311d1a32e0747a0df52e8f53863e91bea4f768fe70f5c7e2d572f6ce746ca8413c |
C:\Program Files\bupesoog\ojzcxa.exe
| MD5 | 889b99c52a60dd49227c5e485a016679 |
| SHA1 | 8fa889e456aa646a4d0a4349977430ce5fa5e2d7 |
| SHA256 | 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910 |
| SHA512 | 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641 |
memory/1996-12-0x0000000000400000-0x000000000042F036-memory.dmp
\??\c:\Program Files\bupesoog\ojzcxa.dll
| MD5 | a158053e725e710f1de6aa0a66b91c79 |
| SHA1 | 99014362b6e7aeffe054855d02175ec3e9c0d451 |
| SHA256 | 4f2e34993e71337ecdfee80a2b622e62f1c386eea415ef12f0879b75d5c9cc89 |
| SHA512 | 4918c23805e8d0c299d20a6096c8bb13549247459554033e516de1bc274b8136e1a3289b0abcd7fe046763bb52b85747153e30d8a15b0ee68f2e37b6c15bdb90 |
memory/2268-16-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2268-17-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2268-19-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2268-21-0x0000000010000000-0x0000000010048000-memory.dmp