Analysis
- max time kernel
143s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
15/06/2024, 01:43
General
- Target cotizaciòn.exe
- Size 1.0MB
- Sample240615-b5hetaydkj
- SHA256 1b13ea674c6e9d6e96480e0bc22231fa8827d7d33f47798a0c647b6c92d3a9ec
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.horeca-bucuresti.ro
-
Port
21
-
Username
-
Password
H*TE9iL;x61m
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
- Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
- Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
- Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
- 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.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cotizaciòn.exe"C:\Users\Admin\AppData\Local\Temp\cotizaciòn.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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 --field-trial-handle=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=1300 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/860-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp
memory/860-1-0x0000000000650000-0x000000000075A000-memory.dmp
memory/860-2-0x0000000005550000-0x0000000005AF4000-memory.dmp
memory/860-3-0x0000000005040000-0x00000000050D2000-memory.dmp
memory/860-4-0x0000000005030000-0x000000000503A000-memory.dmp
memory/860-5-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/860-6-0x0000000006B30000-0x0000000006B4A000-memory.dmp
memory/860-7-0x0000000006200000-0x0000000006210000-memory.dmp
memory/860-8-0x0000000006C00000-0x0000000006CAE000-memory.dmp
memory/860-9-0x00000000092D0000-0x000000000936C000-memory.dmp
memory/860-10-0x0000000009230000-0x0000000009272000-memory.dmp
memory/860-11-0x0000000009470000-0x00000000094D6000-memory.dmp
memory/860-12-0x0000000074B7E000-0x0000000074B7F000-memory.dmp
memory/860-13-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/860-14-0x0000000006E10000-0x0000000006E60000-memory.dmp