Analysis Overview
SHA256
d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230
Threat Level: Known bad
The file d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
NirSoft WebBrowserPassView
Detected Nirsoft tools
NirSoft MailPassView
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-23 03:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-23 03:39
Reported
2024-07-23 03:42
Platform
win7-20240704-en
Max time kernel
148s
Max time network
146s
Command Line
Signatures
Remcos
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 |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2276 set thread context of 2468 | N/A | C:\Users\Admin\AppData\Local\Temp\d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe |
| PID 2468 set thread context of 2656 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe |
| PID 2468 set thread context of 2928 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe |
| PID 2468 set thread context of 2676 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe
"C:\Users\Admin\AppData\Local\Temp\d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\qnkqsfngsglqpojeddklegdrbb"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\bhpjtyfigodvaufivoxnptqikhjnf"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\bhpjtyfigodvaufivoxnptqikhjnf"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\ljubuqqbuwvicatmezkgsylrtoswgkjbz"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\ljubuqqbuwvicatmezkgsylrtoswgkjbz"
Network
| Country | Destination | Domain | Proto |
| NL | 178.23.190.118:52499 | tcp | |
| NL | 178.23.190.118:52499 | tcp | |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2468-0-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-2-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-3-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-4-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-9-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2656-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2656-21-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2656-22-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2928-27-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2676-32-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2656-29-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2928-30-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2928-28-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2676-34-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2676-33-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2676-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2928-25-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2656-20-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2656-40-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\qnkqsfngsglqpojeddklegdrbb
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/2928-42-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2468-43-0x0000000010000000-0x0000000010019000-memory.dmp
memory/2468-46-0x0000000010000000-0x0000000010019000-memory.dmp
memory/2468-47-0x0000000010000000-0x0000000010019000-memory.dmp
memory/2468-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-52-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 7325b8b9bf339669242e5356e1834a53 |
| SHA1 | 20285fb2819c1b3185688a0cd97d5196a67fc5f0 |
| SHA256 | 2ff7de12a3bba417e7ba291df051b2545faf069b171037bc03859de9eac752a6 |
| SHA512 | 583be81be4f28a57b747a2cf52fb01f024e7b1b816303d7c654358a18bc8a311bac178de67f471245c9726b96305aa9bab4e258dcc2c744385f7e23748ab2843 |
memory/2468-55-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-64-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-63-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-71-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-72-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2468-79-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-23 03:39
Reported
2024-07-23 03:42
Platform
win10v2004-20240709-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Remcos
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 |
| 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 |
NirSoft WebBrowserPassView
| 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 |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4132 set thread context of 3600 | N/A | C:\Users\Admin\AppData\Local\Temp\d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
| PID 3600 set thread context of 4176 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
| PID 3600 set thread context of 3564 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
| PID 3600 set thread context of 2036 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe
"C:\Users\Admin\AppData\Local\Temp\d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\rglzwehfpguzqdyqrflxdecz"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\ciqrpxshlommajmuiqgqorwqmem"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe /stext "C:\Users\Admin\AppData\Local\Temp\edvcqplbzwercxiyrbssrwjzvkwxfr"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| NL | 178.23.190.118:52499 | tcp | |
| US | 8.8.8.8:53 | 118.190.23.178.in-addr.arpa | udp |
| NL | 178.23.190.118:52499 | 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 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.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 |
| US | 8.8.8.8:53 | 210.143.182.52.in-addr.arpa | udp |
Files
memory/3600-0-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-1-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-2-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-3-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-4-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-9-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4176-15-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3564-23-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2036-29-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3564-28-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4176-27-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4176-21-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2036-18-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2036-20-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3564-16-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4176-24-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3564-25-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2036-33-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2036-26-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4176-35-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\rglzwehfpguzqdyqrflxdecz
| MD5 | 60e30555becdb968406edb87fff512ef |
| SHA1 | 65551417f6371c40e6d5dab38fe87ab634f9446e |
| SHA256 | 9e347aa1a363532c72d7728abe1afdc48b9418fae8cbf8bcbc50c9c22dfefa57 |
| SHA512 | cbe1aebf171b54f481028208aa85fb04145cc40772cc30e67107caa5cc70c73f274da362766f125093c1fab1416c687744e53e0f7c30b6ead866c6f6ba671449 |
memory/3600-37-0x0000000010000000-0x0000000010019000-memory.dmp
memory/3600-40-0x0000000010000000-0x0000000010019000-memory.dmp
memory/3600-41-0x0000000010000000-0x0000000010019000-memory.dmp
memory/3600-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-44-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-49-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 7325b8b9bf339669242e5356e1834a53 |
| SHA1 | 20285fb2819c1b3185688a0cd97d5196a67fc5f0 |
| SHA256 | 2ff7de12a3bba417e7ba291df051b2545faf069b171037bc03859de9eac752a6 |
| SHA512 | 583be81be4f28a57b747a2cf52fb01f024e7b1b816303d7c654358a18bc8a311bac178de67f471245c9726b96305aa9bab4e258dcc2c744385f7e23748ab2843 |
memory/3600-53-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-52-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-60-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-61-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-68-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-77-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3600-76-0x0000000000400000-0x0000000000482000-memory.dmp