Analysis Overview
SHA256
d07cfaeced4e8bba1c9fdc8006dc80105cf654759c4d74d4d2d2964a0f6e9230
Threat Level: Known bad
The file MalwareBazaar.0 was found to be: Known bad.
Malicious Activity Summary
Remcos
NirSoft MailPassView
NirSoft WebBrowserPassView
Detected Nirsoft tools
Accesses Microsoft Outlook accounts
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-22 15:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-22 15:00
Reported
2024-07-22 15:03
Platform
win7-20240708-en
Max time kernel
149s
Max time network
150s
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 |
| 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-1-5-21-3551809350-4263495960-1443967649-1000\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 2568 set thread context of 592 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
| PID 592 set thread context of 2764 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
| PID 592 set thread context of 2864 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
| PID 592 set thread context of 2856 | 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 |
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\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.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\oiekwzowkvnsofygpgtgvwyjsk"
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\qkrcxszyydfxqlukzrghgjsatrnae"
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\bewnyksrmlxcaaioibsjjwnrbywjxtes"
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 |
| US | 8.8.8.8:53 | udp |
Files
memory/592-0-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-2-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-3-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-4-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-9-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2864-21-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2764-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2864-26-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2864-33-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2764-32-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2856-31-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2856-29-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2764-25-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2864-24-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2764-22-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2764-18-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2856-34-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2856-35-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2764-40-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\oiekwzowkvnsofygpgtgvwyjsk
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/2864-43-0x0000000000400000-0x0000000000462000-memory.dmp
memory/592-44-0x0000000010000000-0x0000000010019000-memory.dmp
memory/592-48-0x0000000010000000-0x0000000010019000-memory.dmp
memory/592-47-0x0000000010000000-0x0000000010019000-memory.dmp
memory/592-49-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-50-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-51-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-54-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 90ee62198320ce4a9e655536714fbb4c |
| SHA1 | 8aeaf62de4a9bae1730e846fda07b8677ae7b1c3 |
| SHA256 | 1ab837bed631f2dc2ddc5dbfd355e8959c9edbfc0d9c4c93de73b82792269551 |
| SHA512 | afb79d6039d767a35ffb801879da70d20319df78f05e0d121b27ac6ce37d8880457d91becf03d2c4adf850fbb5d1bc1349435bc98af47ecb604786fc8f0810b9 |
memory/592-59-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-60-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-67-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-68-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-75-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-76-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-83-0x0000000000400000-0x0000000000482000-memory.dmp
memory/592-84-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-22 15:00
Reported
2024-07-22 15:03
Platform
win10v2004-20240704-en
Max time kernel
149s
Max time network
153s
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 |
| 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-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2444 set thread context of 1728 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
| PID 1728 set thread context of 3752 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
| PID 1728 set thread context of 2964 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
| PID 1728 set thread context of 1332 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe /stext "C:\Users\Admin\AppData\Local\Temp\klhpyddhswuerc"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe /stext "C:\Users\Admin\AppData\Local\Temp\unuhzvoifemjbiccd"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe /stext "C:\Users\Admin\AppData\Local\Temp\ehaaaoyctneoepyomxhq"
Network
| Country | Destination | Domain | Proto |
| NL | 178.23.190.118:52499 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| 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 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.179.89.13.in-addr.arpa | udp |
Files
memory/1728-1-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-0-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-2-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-3-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-4-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-9-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3752-15-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1332-19-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2964-26-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3752-25-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1332-28-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1332-34-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2964-33-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2964-32-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3752-27-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2964-24-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1332-23-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1332-22-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3752-18-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2964-17-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3752-36-0x0000000000400000-0x0000000000478000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\klhpyddhswuerc
| MD5 | f5c7d652e408753fba07ef2069ab8a13 |
| SHA1 | 9815cd1ae93306cdacabf573ad54f1ef970b3913 |
| SHA256 | 6734744077bca26577abb89d0b811bef713c2a97e7fcc70888d4990d500fa67a |
| SHA512 | 43570265f839d5e435c83052501c24ed182bda5a3a9db0f6eb519c251af85dafa10825a3995c66e1e88a7bcbcf9c7dcbbd2f24d661c05b7f20f5aa35f536bc80 |
memory/1728-42-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1728-41-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1728-38-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1728-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-47-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-50-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 78f2b4075a415144ee24a18ddf75087e |
| SHA1 | ff0b4c39aa26cbea27ad0cb8d896bb8c1a2e1ad5 |
| SHA256 | 7cd6f3b6cc69c47b41627c2c929ca466fead92747aa5c297f0d1bd5196fa44dd |
| SHA512 | 8472282a1afa58c90a93cc46b325d62a0f157d2f5b11c6bbe349fa27a2a5838db77c93bfc8d37f940606bf7527c919d921b193cb660bb2c456db054b667a1822 |
memory/1728-57-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-65-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-64-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-72-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-73-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-80-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1728-81-0x0000000000400000-0x0000000000482000-memory.dmp