Analysis Overview
SHA256
e60984f9b1bcc7b2159e84525a9fe8121eb0302bc3b3b2e20b7de076e2a6f9bf
Threat Level: Shows suspicious behavior
The file afa97b6dbd655a5717f6d6a7122d6a40N.exe was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
UPX packed file
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-25 09:50
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: behavioral1
Detonation Overview
Submitted
2024-08-25 09:50
Reported
2024-08-25 09:53
Platform
win7-20240704-en
Max time kernel
119s
Max time network
62s
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
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.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 |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\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 1052 set thread context of 3220 | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe |
| PID 3460 set thread context of 520 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
| PID 3460 set thread context of 3180 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
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\Roaming\SystemWindows\WindowsService.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.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 |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.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\afa97b6dbd655a5717f6d6a7122d6a40N.exe
"C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe"
C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe
"C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\RNMHQ.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/1052-0-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1052-3-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1052-4-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/1052-316-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1052-235-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1052-114-0x0000000000408000-0x0000000000409000-memory.dmp
memory/1052-447-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3220-446-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RNMHQ.bat
| MD5 | f6a90c20834f271a907a4e2bc28184c2 |
| SHA1 | 36c9d1602b74f622346fbb22693597d7889df48d |
| SHA256 | 73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd |
| SHA512 | 39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804 |
memory/3220-490-0x0000000000830000-0x000000000086C000-memory.dmp
memory/3220-489-0x0000000000830000-0x000000000086C000-memory.dmp
memory/3220-488-0x0000000000820000-0x000000000085C000-memory.dmp
\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
| MD5 | d6d4455789a94278bc7b3932cd6cc4ae |
| SHA1 | 7c63a71e82eab317b53b4432f3f15f067a0b85d9 |
| SHA256 | 84b800edda19d3c7b15088dce240e29673d51c265fce031a575e1cd84836c275 |
| SHA512 | 88aab001c3b2adf66efda0103ef753347beda04f0dd610df281e78b2740ce9416cf08668628536f7ca83ebae58a208191fa3d04a71299d0076637facc5b42bb0 |
memory/3460-492-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3220-495-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3220-499-0x0000000000830000-0x000000000086C000-memory.dmp
memory/3220-498-0x0000000000830000-0x000000000086C000-memory.dmp
memory/3220-497-0x0000000000820000-0x000000000085C000-memory.dmp
memory/3460-500-0x0000000000400000-0x000000000043C000-memory.dmp
memory/520-1033-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3220-1048-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3460-1045-0x0000000000400000-0x000000000043C000-memory.dmp
memory/520-1053-0x0000000000400000-0x000000000040B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-25 09:50
Reported
2024-08-25 09:53
Platform
win10v2004-20240802-en
Max time kernel
118s
Max time network
104s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.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 |
UPX packed file
| Description | Indicator | Process | Target |
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\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 2516 set thread context of 1540 | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe |
| PID 4592 set thread context of 4564 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
| PID 4592 set thread context of 1340 | N/A | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe | C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe |
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\afa97b6dbd655a5717f6d6a7122d6a40N.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\afa97b6dbd655a5717f6d6a7122d6a40N.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\afa97b6dbd655a5717f6d6a7122d6a40N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.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\afa97b6dbd655a5717f6d6a7122d6a40N.exe
"C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe"
C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe
"C:\Users\Admin\AppData\Local\Temp\afa97b6dbd655a5717f6d6a7122d6a40N.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\JBSKG.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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.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 |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.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 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/2516-0-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2516-3-0x0000000002BC0000-0x0000000002BC1000-memory.dmp
memory/2516-5-0x0000000002C40000-0x0000000002C41000-memory.dmp
memory/2516-4-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1540-6-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1540-8-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2516-10-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1540-11-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\JBSKG.txt
| MD5 | f6a90c20834f271a907a4e2bc28184c2 |
| SHA1 | 36c9d1602b74f622346fbb22693597d7889df48d |
| SHA256 | 73f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd |
| SHA512 | 39cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804 |
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe
| MD5 | 64430b5e6cf042484f77c8f39035da7f |
| SHA1 | aff7b5c6adab5ec6db97f258a2a2906f3ab29a63 |
| SHA256 | 75a26fded94692a9cb96ba3ddd191e5a323397f07379e3fe5a998ba2381089a6 |
| SHA512 | c3e305af6adc1cee1a65b6a121a9b1dbf0dd13e48091089f1bf4a742b448775c0351febd694a548bdc2a6ced4c33f9046dac2c7dde63c713c2db9fb5d3eacadc |
memory/4592-34-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1540-38-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4592-42-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4592-41-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4592-40-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1340-48-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1340-51-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1340-53-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4592-55-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1340-56-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1540-57-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4564-59-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1340-61-0x0000000000400000-0x0000000000417000-memory.dmp