Analysis
- max time kernel
147s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20240319-en - resource tags
- submitted
25/03/2024, 16:28
General
- Target FedEx_ 239071091.exe
- Size 727KB
- Sample240325-typjnaff51
- SHA256 4de0c431cb9805cb419d42e5f3630a74393ed10409bf0e6d3d65c7b95e380aa5
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.thanhancompony.com
-
Port
587
-
Username
-
Password
aSkIhV^3
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.thanhancompony.com
-
Port
587
-
Username
-
Password
aSkIhV^3
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\FedEx_ 239071091.exe"C:\Users\Admin\AppData\Local\Temp\FedEx_ 239071091.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\FedEx_ 239071091.exe"C:\Users\Admin\AppData\Local\Temp\FedEx_ 239071091.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
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=3760 --field-trial-handle=2264,i,1475924722205134884,16549311107360026087,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
FedEx_ 239071091.exe.log
memory/2224-8-0x0000000005FD0000-0x0000000005FDC000-memory.dmp
memory/2224-1-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/2224-3-0x00000000053A0000-0x0000000005432000-memory.dmp
memory/2224-4-0x0000000005370000-0x0000000005380000-memory.dmp
memory/2224-5-0x0000000005390000-0x000000000539A000-memory.dmp
memory/2224-6-0x0000000005630000-0x00000000056CC000-memory.dmp
memory/2224-7-0x0000000005600000-0x0000000005612000-memory.dmp
memory/2224-0-0x0000000000910000-0x00000000009C6000-memory.dmp
memory/2224-2-0x00000000058B0000-0x0000000005E54000-memory.dmp
memory/2224-9-0x0000000006A10000-0x0000000006A94000-memory.dmp
memory/2224-13-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/3528-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3528-14-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/3528-15-0x0000000005020000-0x0000000005030000-memory.dmp
memory/3528-16-0x0000000005210000-0x0000000005276000-memory.dmp
memory/3528-17-0x0000000005FF0000-0x0000000006040000-memory.dmp
memory/3528-18-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/3528-19-0x0000000005020000-0x0000000005030000-memory.dmp