Analysis Overview
SHA256
279e6454f60cffc29bb9df8fc868040ec71de89b6533bbdc8b9dc4c247d2c05f
Threat Level: Known bad
The file 19857484383.zip was found to be: Known bad.
Malicious Activity Summary
Remcos family
Remcos
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 01:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 01:37
Reported
2024-11-13 01:40
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
145s
Command Line
Signatures
Remcos
Remcos family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3516 set thread context of 2988 | N/A | C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
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\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe
"C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" 'C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| CA | 104.254.90.251:20990 | tcp | |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| GB | 141.98.101.133:20990 | tcp | |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 173.44.55.155:20990 | tcp | |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| NL | 213.152.161.30:20990 | tcp | |
| SE | 128.127.105.184:20990 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| CA | 104.254.90.251:20990 | tcp | |
| GB | 141.98.101.133:20990 | tcp |
Files
memory/3516-0-0x0000000074AFE000-0x0000000074AFF000-memory.dmp
memory/3516-1-0x00000000006A0000-0x000000000073A000-memory.dmp
memory/3516-2-0x0000000005520000-0x0000000005AC4000-memory.dmp
memory/3516-3-0x0000000005010000-0x00000000050A2000-memory.dmp
memory/3516-4-0x0000000005000000-0x000000000500A000-memory.dmp
memory/3516-5-0x0000000005290000-0x0000000005324000-memory.dmp
memory/3516-6-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/3516-7-0x00000000053C0000-0x000000000545C000-memory.dmp
memory/2344-8-0x0000000004700000-0x0000000004736000-memory.dmp
memory/2344-9-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2344-10-0x0000000004D70000-0x0000000005398000-memory.dmp
memory/2344-11-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2344-12-0x00000000054E0000-0x0000000005502000-memory.dmp
memory/2344-14-0x00000000055F0000-0x0000000005656000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rwvkontg.eu1.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2344-13-0x0000000005580000-0x00000000055E6000-memory.dmp
memory/2344-24-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2344-25-0x0000000005660000-0x00000000059B4000-memory.dmp
memory/2344-26-0x0000000005C90000-0x0000000005CAE000-memory.dmp
memory/2344-27-0x0000000005CC0000-0x0000000005D0C000-memory.dmp
memory/3516-28-0x0000000005210000-0x000000000521A000-memory.dmp
memory/2988-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3516-37-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2344-40-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2988-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-45-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-49-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-50-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2988-51-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 01:37
Reported
2024-11-13 01:40
Platform
win7-20240903-en
Max time kernel
149s
Max time network
138s
Command Line
Signatures
Remcos
Remcos family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2184 set thread context of 1496 | N/A | C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe
"C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" 'C:\Users\Admin\AppData\Local\Temp\716ac0e414f59189a83624792201a9bd162759fbbe32a6ff4bd97b624022f2bc.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
Network
| Country | Destination | Domain | Proto |
| CA | 104.254.90.251:20990 | tcp | |
| GB | 141.98.101.133:20990 | tcp | |
| US | 173.44.55.155:20990 | tcp | |
| NL | 213.152.161.30:20990 | tcp | |
| SE | 128.127.105.184:20990 | tcp | |
| CA | 104.254.90.251:20990 | tcp | |
| GB | 141.98.101.133:20990 | tcp |
Files
memory/2184-0-0x00000000740AE000-0x00000000740AF000-memory.dmp
memory/2184-1-0x0000000000EE0000-0x0000000000F7A000-memory.dmp
memory/2184-2-0x0000000000D00000-0x0000000000D94000-memory.dmp
memory/2184-3-0x00000000740A0000-0x000000007478E000-memory.dmp
memory/1600-6-0x000000006F151000-0x000000006F152000-memory.dmp
memory/1600-7-0x000000006F150000-0x000000006F6FB000-memory.dmp
memory/1600-8-0x000000006F150000-0x000000006F6FB000-memory.dmp
memory/1600-9-0x000000006F150000-0x000000006F6FB000-memory.dmp
memory/2184-10-0x0000000000420000-0x000000000042A000-memory.dmp
memory/1496-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1496-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2184-28-0x00000000740A0000-0x000000007478E000-memory.dmp
memory/1600-29-0x000000006F150000-0x000000006F6FB000-memory.dmp
memory/1496-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-39-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1496-41-0x0000000000400000-0x0000000000482000-memory.dmp