Analysis
- max time kernel
152s - max time network
163s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
16/06/2024, 15:47
General
- Target QUOTATION_PDF.exe
- Size 738KB
- Sample240616-s8lebatbkn
- SHA256 d98f8380522e71c61b91d1fbdf98c0528fc20388a85695529824754f00a183a1
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 7 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.
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\QUOTATION_PDF.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION_PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\QUOTATION_PDF.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION_PDF.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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=4140 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1436-12-0x0000000000400000-0x00000000004BE000-memory.dmp
memory/1436-2-0x0000000002410000-0x0000000002420000-memory.dmp
memory/1436-3-0x0000000002430000-0x0000000002431000-memory.dmp
memory/1436-0-0x0000000002330000-0x0000000002331000-memory.dmp
memory/3160-23-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-24-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-6-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-11-0x00000000008A0000-0x00000000008DC000-memory.dmp
memory/3160-10-0x00000000008A0000-0x00000000008DC000-memory.dmp
memory/3160-7-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-4-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-8-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-25-0x00000000049B0000-0x0000000004F54000-memory.dmp
memory/3160-26-0x0000000004F60000-0x0000000004FF2000-memory.dmp
memory/3160-27-0x0000000000400000-0x0000000000485000-memory.dmp
memory/3160-28-0x0000000005190000-0x000000000522C000-memory.dmp
memory/3160-30-0x0000000005890000-0x00000000058A8000-memory.dmp
memory/3160-31-0x00000000058D0000-0x0000000005936000-memory.dmp
memory/3160-40-0x00000000061B0000-0x0000000006200000-memory.dmp
memory/3160-42-0x0000000006280000-0x000000000628A000-memory.dmp