Analysis Overview
SHA256
4976d7941500393fd1c39d01900d11cf9a787c3158966867096d1cfc3ae0c6cd
Threat Level: Known bad
The file cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla payload
Obfuscated with Agile.Net obfuscator
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops startup file
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
outlook_win_path
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-31 23:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-31 23:10
Reported
2024-08-31 23:16
Platform
win7-20240705-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
AgentTesla
AgentTesla payload
| 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 |
Credentials from Password Stores: Credentials from Web Browsers
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exe | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2752 set thread context of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\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\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
Network
Files
memory/2752-0-0x000000007433E000-0x000000007433F000-memory.dmp
memory/2752-1-0x0000000000840000-0x00000000008DA000-memory.dmp
memory/2752-2-0x0000000004AD0000-0x0000000004B3E000-memory.dmp
memory/2752-3-0x0000000074330000-0x0000000074A1E000-memory.dmp
memory/2752-4-0x0000000002380000-0x00000000023D8000-memory.dmp
memory/2752-6-0x0000000074330000-0x0000000074A1E000-memory.dmp
memory/2972-13-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2972-11-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2752-9-0x0000000074330000-0x0000000074A1E000-memory.dmp
memory/2752-8-0x0000000074330000-0x0000000074A1E000-memory.dmp
memory/2972-7-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2972-14-0x00000000713D2000-0x00000000713D4000-memory.dmp
memory/2972-15-0x00000000713D2000-0x00000000713D4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-31 23:10
Reported
2024-08-31 23:16
Platform
win10v2004-20240802-en
Max time kernel
145s
Max time network
147s
Command Line
Signatures
AgentTesla
AgentTesla payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Credentials from Password Stores: Credentials from Web Browsers
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exe | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3980 set thread context of 3228 | N/A | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\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\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cdc6d2fda7f51c7b9e7911f52fdad413_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.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=4616,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=3768 /prefetch:8
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 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/3980-0-0x000000007494E000-0x000000007494F000-memory.dmp
memory/3980-1-0x0000000000910000-0x00000000009AA000-memory.dmp
memory/3980-2-0x0000000005240000-0x00000000052D2000-memory.dmp
memory/3980-3-0x0000000005540000-0x00000000055AE000-memory.dmp
memory/3980-4-0x0000000074940000-0x00000000750F0000-memory.dmp
memory/3980-5-0x0000000007B70000-0x0000000007BC8000-memory.dmp
memory/3980-7-0x0000000074940000-0x00000000750F0000-memory.dmp
memory/3228-8-0x0000000000400000-0x0000000000458000-memory.dmp
memory/3980-11-0x0000000074940000-0x00000000750F0000-memory.dmp
memory/3980-10-0x0000000074940000-0x00000000750F0000-memory.dmp
memory/3228-12-0x0000000071652000-0x0000000071653000-memory.dmp
memory/3228-13-0x0000000071650000-0x0000000071C01000-memory.dmp
memory/3228-14-0x0000000071650000-0x0000000071C01000-memory.dmp
memory/3228-15-0x0000000071652000-0x0000000071653000-memory.dmp
memory/3228-16-0x0000000071650000-0x0000000071C01000-memory.dmp