Analysis
- max time kernel
147s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240319-en - resource tags
- submitted
07/04/2024, 23:14
General
- Target CI&PL-AWB-HEL-21-324-1.exe
- Size 444KB
- Sample240407-273rmshe94
- SHA256 92175af7571463e2114e8c8cd62de70ce9dd6757b67c77a051b0f6f2e52e30fe
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.prinutrition.com
-
Port
587
-
Username
-
Password
forrest
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 1 IoCs
- Drops file in Drivers directory 1 IoCs
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
-
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 --no-appcompat-clear --mojo-platform-channel-handle=1780 --field-trial-handle=2000,i,9877262470271371196,11878025205711850266,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
CI&PL-AWB-HEL-21-324-1.exe.log
memory/3100-10-0x0000000006790000-0x00000000067F0000-memory.dmp
memory/3100-2-0x0000000005770000-0x0000000005D14000-memory.dmp
memory/3100-3-0x00000000050F0000-0x0000000005182000-memory.dmp
memory/3100-4-0x0000000005080000-0x0000000005090000-memory.dmp
memory/3100-5-0x00000000050C0000-0x00000000050CA000-memory.dmp
memory/3100-6-0x0000000006830000-0x00000000068CC000-memory.dmp
memory/3100-7-0x0000000005710000-0x000000000571E000-memory.dmp
memory/3100-8-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/3100-1-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/3100-9-0x0000000005080000-0x0000000005090000-memory.dmp
memory/3100-14-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/3100-0-0x00000000007C0000-0x0000000000836000-memory.dmp
memory/4004-11-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4004-16-0x0000000005800000-0x0000000005810000-memory.dmp
memory/4004-15-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/4004-17-0x0000000005B80000-0x0000000005B98000-memory.dmp
memory/4004-18-0x0000000006440000-0x00000000064A6000-memory.dmp
memory/4004-19-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/4004-20-0x0000000005800000-0x0000000005810000-memory.dmp
memory/4004-22-0x00000000069E0000-0x0000000006A30000-memory.dmp