Analysis Overview
SHA256
3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a
Threat Level: Known bad
The file 3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a was found to be: Known bad.
Malicious Activity Summary
Detect XtremeRAT payload
XtremeRAT
Executes dropped EXE
Modifies Installed Components in the registry
Loads dropped DLL
Adds Run key to start application
Drops file in System32 directory
Program crash
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-11-23 17:40
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-11-23 17:40
Reported
2022-11-23 19:43
Platform
win7-20221111-en
Max time kernel
187s
Max time network
191s
Command Line
Signatures
Detect XtremeRAT payload
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XtremeRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{2MNWQVSM-3W43-7G62-7SS8-WU1O6J0X5PWA} | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2MNWQVSM-3W43-7G62-7SS8-WU1O6J0X5PWA}\StubPath = "C:\\InstallDir\\Server.exe restart" | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{2MNWQVSM-3W43-7G62-7SS8-WU1O6J0X5PWA} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2MNWQVSM-3W43-7G62-7SS8-WU1O6J0X5PWA}\StubPath = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\HelpMe.exe | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe
"C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe"
C:\Windows\SysWOW64\HelpMe.exe
C:\Windows\system32\HelpMe.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
Files
\Windows\SysWOW64\HelpMe.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
\Windows\SysWOW64\HelpMe.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
C:\Windows\SysWOW64\HelpMe.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
memory/1800-58-0x0000000000000000-mapping.dmp
memory/1800-60-0x0000000076041000-0x0000000076043000-memory.dmp
memory/580-61-0x0000000010000000-0x000000001004A000-memory.dmp
memory/580-63-0x0000000000000000-mapping.dmp
C:\Windows\SysWOW64\HelpMe.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
memory/580-66-0x0000000010000000-0x000000001004A000-memory.dmp
C:\InstallDir\Server.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
memory/580-68-0x0000000010000000-0x000000001004A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-11-23 17:40
Reported
2022-11-23 19:43
Platform
win10v2004-20221111-en
Max time kernel
185s
Max time network
190s
Command Line
Signatures
Detect XtremeRAT payload
| 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 |
XtremeRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2MNWQVSM-3W43-7G62-7SS8-WU1O6J0X5PWA}\StubPath = "C:\\InstallDir\\Server.exe restart" | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2MNWQVSM-3W43-7G62-7SS8-WU1O6J0X5PWA} | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\HelpMe.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\HelpMe.exe | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\HelpMe.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4632 wrote to memory of 1276 | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | C:\Windows\SysWOW64\HelpMe.exe |
| PID 4632 wrote to memory of 1276 | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | C:\Windows\SysWOW64\HelpMe.exe |
| PID 4632 wrote to memory of 1276 | N/A | C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe | C:\Windows\SysWOW64\HelpMe.exe |
| PID 1276 wrote to memory of 3372 | N/A | C:\Windows\SysWOW64\HelpMe.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1276 wrote to memory of 3372 | N/A | C:\Windows\SysWOW64\HelpMe.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1276 wrote to memory of 3372 | N/A | C:\Windows\SysWOW64\HelpMe.exe | C:\Windows\SysWOW64\svchost.exe |
| PID 1276 wrote to memory of 3372 | N/A | C:\Windows\SysWOW64\HelpMe.exe | C:\Windows\SysWOW64\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe
"C:\Users\Admin\AppData\Local\Temp\3d628f605c88715175be5f8e1f6174b9885294edde42f5db1bb0105600bc1f0a.exe"
C:\Windows\SysWOW64\HelpMe.exe
C:\Windows\system32\HelpMe.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3372 -ip 3372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 480
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3372 -ip 3372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 488
Network
| Country | Destination | Domain | Proto |
| N/A | 104.109.143.76:443 | tcp | |
| N/A | 104.109.143.76:443 | tcp | |
| N/A | 93.184.220.29:80 | tcp | |
| N/A | 93.184.220.29:80 | tcp | |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.253.208.113:80 | tcp | |
| N/A | 8.253.208.113:80 | tcp | |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
| N/A | 8.8.8.8:53 | simpleman.hopto.org | udp |
| N/A | 8.8.8.8:53 | simpleman.sytes.net | udp |
Files
memory/1276-134-0x0000000000000000-mapping.dmp
C:\Windows\SysWOW64\HelpMe.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
C:\Windows\SysWOW64\HelpMe.exe
| MD5 | a6eb00d2534d342a6cd44c7f0fa6551c |
| SHA1 | 09d0fd72407f8cff56185b28ab65a828bdf5259e |
| SHA256 | 28a2c796a0cd5e60126cdae63dd0fbda4c2a0ee16b0c6b57326f49e4bbf031c2 |
| SHA512 | a649ab5805654a896a05953e34c07f7ac959c6334c50243b34f89e09b82fe23875cc38aa6a7f5d0e3979e6f0ed3c030bd3e057488ff31f751539c9c49680ba72 |
memory/3372-137-0x0000000000000000-mapping.dmp
memory/3372-138-0x0000000010000000-0x000000001004A000-memory.dmp