Analysis Overview
SHA256
5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87
Threat Level: Known bad
The file 5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87 was found to be: Known bad.
Malicious Activity Summary
Remcos family
NirSoft WebBrowserPassView
NirSoft MailPassView
Nirsoft
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-13 22:59
Signatures
Remcos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 22:59
Reported
2024-06-13 23:04
Platform
win7-20240611-en
Max time kernel
298s
Max time network
290s
Command Line
Signatures
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 |
Nirsoft
| 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 |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2068 set thread context of 2128 | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe |
| PID 2068 set thread context of 2328 | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe |
| PID 2068 set thread context of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
"C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe"
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe /stext "C:\Users\Admin\AppData\Local\Temp\hptjoourxc"
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe /stext "C:\Users\Admin\AppData\Local\Temp\kjybphfllkaat"
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe /stext "C:\Users\Admin\AppData\Local\Temp\uldupzpmztsfdgrt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | taker202.ddns.net | udp |
| US | 8.8.8.8:53 | taker202.duckdns.org | udp |
| NL | 147.78.103.74:5033 | taker202.duckdns.org | tcp |
| NL | 147.78.103.74:5033 | taker202.duckdns.org | tcp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2128-1-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2632-5-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2632-15-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2328-14-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2632-12-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2632-9-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2128-13-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2328-10-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2128-11-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2128-6-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2328-4-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2328-7-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2632-17-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2128-22-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\hptjoourxc
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/2328-26-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2068-28-0x0000000010000000-0x0000000010019000-memory.dmp
memory/2068-31-0x0000000010000000-0x0000000010019000-memory.dmp
memory/2068-32-0x0000000010000000-0x0000000010019000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 8a674ee293087f9c67f44d1ce6fe9923 |
| SHA1 | 500f7f97ae9f53b7448cedaec3e60cf46af8c919 |
| SHA256 | 3346b61c039472f4c5b29b9e4ae92f6dec600cfe69eb0d9fcb168899e35afded |
| SHA512 | c7d5237618e48fbd2afab2104de6dbf5e63426330b78f7c9ae687364edeac273e61fc7f7222a68b6bc699dd1e4d85b49996cbc2e89738db6f06eea380dcfd783 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 22:59
Reported
2024-06-13 23:04
Platform
win10-20240611-en
Max time kernel
299s
Max time network
290s
Command Line
Signatures
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 |
Nirsoft
| 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 |
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1453213197-474736321-1741884505-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 864 set thread context of 3712 | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe |
| PID 864 set thread context of 1508 | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe |
| PID 864 set thread context of 5088 | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
"C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe"
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe /stext "C:\Users\Admin\AppData\Local\Temp\ypijebwdqasvnybbpbyfsplgngmb"
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe /stext "C:\Users\Admin\AppData\Local\Temp\irocftgeeikipnyfymtzdcgxwuwkoac"
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe
C:\Users\Admin\AppData\Local\Temp\5a5cced23739637bb38c273eeaee825f9082a709e8bd10dbae43f8d291944e87.exe /stext "C:\Users\Admin\AppData\Local\Temp\tltn"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | taker202.ddns.net | udp |
| US | 8.8.8.8:53 | taker202.duckdns.org | udp |
| NL | 147.78.103.74:5033 | taker202.duckdns.org | tcp |
| NL | 147.78.103.74:5033 | taker202.duckdns.org | tcp |
| US | 8.8.8.8:53 | 74.103.78.147.in-addr.arpa | udp |
| 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 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/3712-1-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1508-2-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1508-6-0x0000000000400000-0x0000000000462000-memory.dmp
memory/5088-13-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1508-17-0x0000000000400000-0x0000000000462000-memory.dmp
memory/5088-16-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3712-14-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3712-10-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1508-11-0x0000000000400000-0x0000000000462000-memory.dmp
memory/5088-9-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1508-7-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3712-5-0x0000000000400000-0x0000000000478000-memory.dmp
memory/5088-12-0x0000000000400000-0x0000000000424000-memory.dmp
memory/5088-8-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3712-23-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ypijebwdqasvnybbpbyfsplgngmb
| MD5 | cf70081214a8e81a7674e4743b19632d |
| SHA1 | a370bf282dd34e9f95cc136217d8edacfbbb9891 |
| SHA256 | e3743a0f13603df1b7789ba10a6121034694de94c097fe237cc407fe26fc7d7d |
| SHA512 | 7a43aa15fc46d90b6985a48d4dfb9bd356e134c285a3829e32abb5c1ce84e86b134176cc60b387a529b21a9912bb865004c52465674836c450d58a139a867372 |
memory/864-26-0x0000000010000000-0x0000000010019000-memory.dmp
memory/864-29-0x0000000010000000-0x0000000010019000-memory.dmp
memory/864-30-0x0000000010000000-0x0000000010019000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 3aaa2b04a7f106a42f9f4870e52a960d |
| SHA1 | 9cf8923c8136fa8557d7983a39073cd94a420eeb |
| SHA256 | 6c99355b78c4f8f96e207f19e770479add0dc3b8c9c1d79878cebce59b6d955f |
| SHA512 | a67a62a1a4970385f73e590f517d32bb867cc7f4cf09df592666cf9e7ff1de6e97c932ba235c82a2fad7ee99d023d71c8b8f456d5481a12064cec3362c21790f |