Analysis
- max time kernel
143s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
14/06/2024, 02:08
General
- Target f17b71582e6bcd27cb480ed09318139aae8a42ba99bd2dd89fb879cbd99ef4e9.exe
- Size 1.0MB
- Sample240614-ckq2ws1fpg
- SHA256 f17b71582e6bcd27cb480ed09318139aae8a42ba99bd2dd89fb879cbd99ef4e9
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.libreriagandhi.cl
-
Port
21
-
Username
-
Password
x6p2^m#1#~+O
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
- 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 use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f17b71582e6bcd27cb480ed09318139aae8a42ba99bd2dd89fb879cbd99ef4e9.exe"C:\Users\Admin\AppData\Local\Temp\f17b71582e6bcd27cb480ed09318139aae8a42ba99bd2dd89fb879cbd99ef4e9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\f17b71582e6bcd27cb480ed09318139aae8a42ba99bd2dd89fb879cbd99ef4e9.exe"2⤵
- 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=1280,i,1697479186275492802,18058102846092193784,262144 --variations-seed-version --mojo-platform-channel-handle=4412 /prefetch:81⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2608-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2608-12-0x00000000751CE000-0x00000000751CF000-memory.dmp
memory/2608-13-0x0000000005F90000-0x0000000006534000-memory.dmp
memory/2608-14-0x0000000005930000-0x0000000005996000-memory.dmp
memory/2608-15-0x00000000751C0000-0x0000000075970000-memory.dmp
memory/2608-16-0x0000000006D00000-0x0000000006D50000-memory.dmp
memory/2608-17-0x0000000006E80000-0x0000000006F12000-memory.dmp
memory/2608-18-0x0000000006D70000-0x0000000006D7A000-memory.dmp
memory/2608-19-0x00000000751CE000-0x00000000751CF000-memory.dmp
memory/2608-20-0x00000000751C0000-0x0000000075970000-memory.dmp
memory/3348-10-0x0000000003DA0000-0x0000000003DA4000-memory.dmp