Analysis Overview
SHA256
48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bf
Threat Level: Shows suspicious behavior
The file 48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
UPX packed file
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 01:29
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 01:29
Reported
2024-11-10 01:31
Platform
win7-20240903-en
Max time kernel
118s
Max time network
31s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
Loads dropped DLL
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\sidebar = "C:\\Users\\Admin\\AppData\\Roaming\\SystemWindows\\WindowsService.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2100 set thread context of 3092 | N/A | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe |
| PID 3336 set thread context of 348 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
| PID 3336 set thread context of 1896 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
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 |
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| N/A | N/A | N/A | N/A |
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Enumerates physical storage devices
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\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.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\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe
"C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe"
C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe
"C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\BNROC.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "sidebar" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe" /f
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ilovetehpussay.host4star.com | udp |
| DE | 185.53.177.50:80 | ilovetehpussay.host4star.com | tcp |
| DE | 185.53.177.50:80 | ilovetehpussay.host4star.com | tcp |
Files
memory/2100-0-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2100-3-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2100-27-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2100-26-0x0000000000409000-0x000000000040A000-memory.dmp
memory/2100-25-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2100-286-0x0000000000400000-0x000000000043B000-memory.dmp
memory/2100-430-0x0000000002AB0000-0x0000000002AEB000-memory.dmp
memory/3092-444-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2100-450-0x0000000000400000-0x000000000043B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\BNROC.bat
| MD5 | f6a90c20834f271a907a4e2bc28184c2 |
| SHA1 | 36c9d1602b74f622346fbb22693597d7889df48d |
| SHA256 | 73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd |
| SHA512 | 39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804 |
\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
| MD5 | 14fa923440f4f8ed41957128c11bc64f |
| SHA1 | 2249d4d186fd68542785798c37c34965b651a7ab |
| SHA256 | b457539bf4cfcaa32185f6899cbdfb43478df7ca031536532bd3e0c10ce18994 |
| SHA512 | 30d8effa49ed51a2262992635d9559da8a16fa10c031ed8831e83b9573ac74aef25be91a71e2d43bf9026132b493ade456b884d8988daf9c6d78a6c376ccebf4 |
memory/3336-493-0x0000000000400000-0x000000000043B000-memory.dmp
memory/3092-491-0x00000000030D0000-0x000000000310B000-memory.dmp
memory/3092-490-0x00000000030D0000-0x000000000310B000-memory.dmp
memory/3092-489-0x00000000030D0000-0x000000000310B000-memory.dmp
memory/3092-488-0x00000000030C0000-0x00000000030FB000-memory.dmp
memory/3092-487-0x00000000030C0000-0x00000000030FB000-memory.dmp
memory/3092-496-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3092-499-0x00000000030D0000-0x000000000310B000-memory.dmp
memory/3092-498-0x00000000030D0000-0x000000000310B000-memory.dmp
memory/3092-497-0x00000000030C0000-0x00000000030FB000-memory.dmp
memory/3092-1049-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3336-1047-0x0000000000400000-0x000000000043B000-memory.dmp
memory/348-1036-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3336-1035-0x0000000000400000-0x000000000043B000-memory.dmp
memory/348-1054-0x0000000000400000-0x000000000040B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 01:29
Reported
2024-11-10 01:31
Platform
win10v2004-20241007-en
Max time kernel
118s
Max time network
94s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
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\sidebar = "C:\\Users\\Admin\\AppData\\Roaming\\SystemWindows\\WindowsService.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4100 set thread context of 4844 | N/A | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe |
| PID 3328 set thread context of 812 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
| PID 3328 set thread context of 1848 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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| 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 |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
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\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.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\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe
"C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe"
C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe
"C:\Users\Admin\AppData\Local\Temp\48f03a18b1dfc823a41d6aae282332a571e7ec5d6743af9ff83ea6529677e5bfN.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ENXVF.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "sidebar" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe" /f
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ilovetehpussay.host4star.com | udp |
| DE | 185.53.177.50:80 | ilovetehpussay.host4star.com | tcp |
| DE | 185.53.177.50:80 | ilovetehpussay.host4star.com | tcp |
| US | 8.8.8.8:53 | 50.177.53.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/4100-0-0x0000000000400000-0x000000000043B000-memory.dmp
memory/4100-3-0x0000000002470000-0x0000000002471000-memory.dmp
memory/4100-5-0x00000000024B0000-0x00000000024B1000-memory.dmp
memory/4100-6-0x0000000002C40000-0x0000000002C41000-memory.dmp
memory/4100-4-0x0000000000400000-0x000000000043B000-memory.dmp
memory/4844-7-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4844-9-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4844-12-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4100-13-0x0000000000400000-0x000000000043B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ENXVF.txt
| MD5 | f6a90c20834f271a907a4e2bc28184c2 |
| SHA1 | 36c9d1602b74f622346fbb22693597d7889df48d |
| SHA256 | 73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd |
| SHA512 | 39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804 |
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
| MD5 | a4d112f962410f1813630675c40f9d0d |
| SHA1 | 18dcfe79bb20f0868c4225ae3241ee01a3c47a64 |
| SHA256 | a8a692fe6a40b2fdd81081dfa74efc21083dd17bc6fd1ec566fd13520da3840a |
| SHA512 | 92af46a5a1af4a13ee8cd6c91c9d421781ad8c88a164ddfc52e612073e75941bd0a70a6c722d038798ed3d407d884e095003573e8fb421a82bcb01aaa30c7329 |
memory/3328-37-0x0000000000400000-0x000000000043B000-memory.dmp
memory/4844-40-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3328-42-0x0000000000400000-0x000000000043B000-memory.dmp
memory/3328-44-0x0000000000400000-0x000000000043B000-memory.dmp
memory/3328-43-0x0000000000400000-0x000000000043B000-memory.dmp
memory/1848-50-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1848-52-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1848-53-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1848-57-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3328-58-0x0000000000400000-0x000000000043B000-memory.dmp
memory/4844-59-0x0000000000410000-0x00000000004D9000-memory.dmp
memory/4844-60-0x0000000000400000-0x000000000040B000-memory.dmp
memory/812-61-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1848-63-0x0000000000400000-0x0000000000417000-memory.dmp