Analysis Overview
SHA256
fef0bccaba1cf7fe16cd4c750e280e09ee68e95818fb3db648362dfaa47dc601
Threat Level: Known bad
The file .exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-14 09:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-14 09:16
Reported
2024-08-14 09:19
Platform
win7-20240704-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
Remcos
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\.exe" | C:\Users\Admin\AppData\Local\Temp\.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2844 set thread context of 2592 | N/A | C:\Users\Admin\AppData\Local\Temp\.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
Enumerates physical storage devices
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\jsc.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\.exe
"C:\Users\Admin\AppData\Local\Temp\.exe"
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | eadzagba1.duckdns.org | udp |
| US | 198.46.178.133:4877 | eadzagba1.duckdns.org | tcp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2908-4-0x000007FEF5DBE000-0x000007FEF5DBF000-memory.dmp
memory/2908-5-0x000000001B5D0000-0x000000001B8B2000-memory.dmp
memory/2908-6-0x0000000002970000-0x0000000002978000-memory.dmp
memory/2908-7-0x000007FEF5B00000-0x000007FEF649D000-memory.dmp
memory/2908-8-0x000007FEF5B00000-0x000007FEF649D000-memory.dmp
memory/2908-9-0x000007FEF5B00000-0x000007FEF649D000-memory.dmp
memory/2908-11-0x000007FEF5B00000-0x000007FEF649D000-memory.dmp
memory/2908-12-0x000007FEF5B00000-0x000007FEF649D000-memory.dmp
memory/2908-13-0x000007FEF5B00000-0x000007FEF649D000-memory.dmp
memory/2592-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2592-35-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-14 09:16
Reported
2024-08-14 09:19
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Remcos
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\.exe" | C:\Users\Admin\AppData\Local\Temp\.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4824 set thread context of 1208 | N/A | C:\Users\Admin\AppData\Local\Temp\.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe |
Enumerates physical storage devices
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\jsc.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\.exe
"C:\Users\Admin\AppData\Local\Temp\.exe"
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4388,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4072 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | eadzagba1.duckdns.org | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.177.190.20.in-addr.arpa | udp |
| US | 198.46.178.133:4877 | eadzagba1.duckdns.org | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.178.46.198.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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.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 |
Files
memory/3184-0-0x00007FF856E93000-0x00007FF856E95000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mwkesiqc.4jy.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3184-10-0x000001BD6FFE0000-0x000001BD70002000-memory.dmp
memory/3184-11-0x00007FF856E90000-0x00007FF857951000-memory.dmp
memory/3184-12-0x00007FF856E90000-0x00007FF857951000-memory.dmp
memory/1208-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3184-21-0x00007FF856E90000-0x00007FF857951000-memory.dmp
memory/1208-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1208-38-0x0000000000400000-0x0000000000482000-memory.dmp