Analysis Overview
SHA256
1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1
Threat Level: Known bad
The file 1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Guloader family
Remcos family
Guloader,Cloudeye
NirSoft WebBrowserPassView
Detected Nirsoft tools
NirSoft MailPassView
Reads user/profile data of web browsers
Loads dropped DLL
Accesses Microsoft Outlook accounts
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Drops file in Windows directory
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 02:11
Signatures
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
2024-11-07 02:11
Reported
2024-11-07 02:13
Platform
win7-20240903-en
Max time kernel
149s
Max time network
143s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Remcos
Remcos family
Detected Nirsoft tools
| 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 |
NirSoft MailPassView
| 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 |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of SetThreadContext
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\karga.ini | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | 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\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
"C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
"C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe /stext "C:\Users\Admin\AppData\Local\Temp\ritmcziewfrycpvmto"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe /stext "C:\Users\Admin\AppData\Local\Temp\bkyeustfkojdmdrqcztpr"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe /stext "C:\Users\Admin\AppData\Local\Temp\memxvkezywbiojfcmcnquokd"
Network
| Country | Destination | Domain | Proto |
| US | 212.162.149.211:80 | 212.162.149.211 | tcp |
| US | 212.162.149.220:2404 | tcp | |
| US | 212.162.149.220:2404 | tcp | |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
\Users\Admin\AppData\Local\Temp\nstC746.tmp\System.dll
| MD5 | fc3772787eb239ef4d0399680dcc4343 |
| SHA1 | db2fa99ec967178cd8057a14a428a8439a961a73 |
| SHA256 | 9b93c61c9d63ef8ec80892cc0e4a0877966dca9b0c3eb85555cebd2ddf4d6eed |
| SHA512 | 79e491ca4591a5da70116114b7fbb66ee15a0532386035e980c9dfe7afb59b1f9d9c758891e25bfb45c36b07afd3e171bac37a86c887387ef0e80b1eaf296c89 |
memory/2292-27-0x0000000004000000-0x000000000592C000-memory.dmp
memory/2292-28-0x0000000077461000-0x0000000077562000-memory.dmp
memory/2292-29-0x0000000077460000-0x0000000077609000-memory.dmp
memory/2232-30-0x0000000077460000-0x0000000077609000-memory.dmp
memory/2292-31-0x0000000004000000-0x000000000592C000-memory.dmp
memory/2232-32-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-36-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2740-39-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2744-40-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2740-44-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2812-49-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2812-48-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2812-47-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2744-45-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2744-43-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2740-42-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2744-41-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2812-52-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2740-57-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ritmcziewfrycpvmto
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/2232-61-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2744-64-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2232-65-0x0000000032980000-0x0000000032999000-memory.dmp
memory/2232-68-0x0000000032980000-0x0000000032999000-memory.dmp
memory/2232-69-0x0000000032980000-0x0000000032999000-memory.dmp
memory/2232-72-0x0000000000490000-0x00000000014F2000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | b2d2831e505e831b1c16a66f42b7e3a9 |
| SHA1 | 303ff85c1e2fd8bb3449394c28d844fc27bca026 |
| SHA256 | 8b8fc8769dd5c3d1cb52a43cb9d76a57fb538d4de7eec0d0cf9ac20c55f9587b |
| SHA512 | f7d5087c66bea895596f2eb6d6645565359afe67e8fee15acf0469fa9bc443ee8c01e89640d476c2f6bfaf3cc691f700e11a09a48ccee18aee932f62aab2c808 |
memory/2232-75-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-78-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-80-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-83-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-86-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-89-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-93-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-96-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-99-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-101-0x0000000000490000-0x00000000014F2000-memory.dmp
memory/2232-104-0x0000000000490000-0x00000000014F2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-07 02:11
Reported
2024-11-07 02:13
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Remcos
Remcos family
Detected Nirsoft tools
| 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 |
NirSoft MailPassView
| 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 |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of SetThreadContext
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\karga.ini | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | 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\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
"C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
"C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe /stext "C:\Users\Admin\AppData\Local\Temp\zsmrjcrbtekpzhqyjqdkkigsmzg"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe /stext "C:\Users\Admin\AppData\Local\Temp\jmrbcvcchmcuknecsbqlvvbjugqowx"
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe
C:\Users\Admin\AppData\Local\Temp\1f785691c057f5062ac9d630cf304ad946c825928c87e63172f335e96beddda1.exe /stext "C:\Users\Admin\AppData\Local\Temp\mpxucnnwduuzmcaokmknxavsdmixpibtr"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 212.162.149.211:80 | 212.162.149.211 | tcp |
| US | 8.8.8.8:53 | 211.149.162.212.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 212.162.149.220:2404 | tcp | |
| US | 8.8.8.8:53 | 220.149.162.212.in-addr.arpa | udp |
| US | 212.162.149.220:2404 | tcp | |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.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 | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsbB0D2.tmp\System.dll
| MD5 | fc3772787eb239ef4d0399680dcc4343 |
| SHA1 | db2fa99ec967178cd8057a14a428a8439a961a73 |
| SHA256 | 9b93c61c9d63ef8ec80892cc0e4a0877966dca9b0c3eb85555cebd2ddf4d6eed |
| SHA512 | 79e491ca4591a5da70116114b7fbb66ee15a0532386035e980c9dfe7afb59b1f9d9c758891e25bfb45c36b07afd3e171bac37a86c887387ef0e80b1eaf296c89 |
memory/4236-25-0x0000000004A30000-0x000000000635C000-memory.dmp
memory/4236-26-0x00000000772D1000-0x00000000773F1000-memory.dmp
memory/4236-27-0x0000000010004000-0x0000000010005000-memory.dmp
memory/4236-28-0x0000000004A30000-0x000000000635C000-memory.dmp
memory/3112-29-0x00000000016F0000-0x000000000301C000-memory.dmp
memory/3112-30-0x0000000077358000-0x0000000077359000-memory.dmp
memory/3112-31-0x0000000077375000-0x0000000077376000-memory.dmp
memory/3112-32-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-36-0x00000000016F0000-0x000000000301C000-memory.dmp
memory/3112-38-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3356-39-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4376-51-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4376-50-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4376-53-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4376-49-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3356-47-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3116-46-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3356-45-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3116-44-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3112-43-0x00000000772D1000-0x00000000773F1000-memory.dmp
memory/3116-42-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3116-48-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3116-40-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3356-62-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\zsmrjcrbtekpzhqyjqdkkigsmzg
| MD5 | 562a58578d6d04c7fb6bda581c57c03c |
| SHA1 | 12ab2b88624d01da0c5f5d1441aa21cbc276c5f5 |
| SHA256 | ff5c70287ba432a83f9015209d6e933462edca01d68c53c09882e1e4d22241c8 |
| SHA512 | 3f6e19faa0196bd4c085defa587e664abdd63c25ef30df8f4323e60a5a5aca3cd2709466f772e64ab00fe331d4264841422d6057451947f3500e9252a132254e |
memory/3112-68-0x0000000034000000-0x0000000034019000-memory.dmp
memory/3112-67-0x0000000034000000-0x0000000034019000-memory.dmp
memory/3112-64-0x0000000034000000-0x0000000034019000-memory.dmp
memory/3112-71-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-74-0x0000000000490000-0x00000000016E4000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 463c5812eceb98234dfdc3dc344feb46 |
| SHA1 | 06cf4bad9272371ca9992c785bcc4787c1b16ec5 |
| SHA256 | ec974c2122481f24eb6b31248373a3173c3be7adffa8bf4d15cfd3556341d403 |
| SHA512 | adef9fe1a9738ebc19a65053a85f3b29b5fbc5326371890e2328328e5cf7229705ab50fa2acb9b24e19c5dc7b00d86c574ab3146693e5a71f19576adde0498bd |
memory/3112-77-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-80-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-92-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-95-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-98-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-101-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-104-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3112-107-0x0000000000490000-0x00000000016E4000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-11-07 02:11
Reported
2024-11-07 02:13
Platform
win7-20240729-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2640 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-11-07 02:11
Reported
2024-11-07 02:13
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
150s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1628 wrote to memory of 4464 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1628 wrote to memory of 4464 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1628 wrote to memory of 4464 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4464 -ip 4464
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 101.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.208.201.84.in-addr.arpa | udp |