Analysis
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max time kernel
118s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
13-09-2024 16:35
General
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Target
Fatura nº 4052804664.scr
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Size
693KB
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MD5
a0de9f804b692969d93ba2a8011f73a4
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SHA1
247b67ca3f7d4f1017a537abb96384136936b78b
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SHA256
cc58af4374174d975a7fc1abc5f43a0f537da1482334b95631ea9d5668db7304
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SHA512
7dca8968d20f3159c75a5b6effb67456a30309f4652e9b45fa577ef19fe23a6532aa69532f4c28ae819be0da3a455b44971836fce7a041ffd143904c13cbbce9
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SSDEEP
12288:nS993Hgi8MefNnUlSAgsWYTfxCIpIj4LcGPhGgXHXelLEAmD:qTmM77lTfxC/GpGgA
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5187914704:AAHhM5YfeLYR_Ow0fgwMOZKO7je7btbh5DA/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Fatura nº 4052804664.scr"C:\Users\Admin\AppData\Local\Temp\Fatura nº 4052804664.scr" /S1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Fatura nº 4052804664.scr"C:\Users\Admin\AppData\Local\Temp\Fatura nº 4052804664.scr"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
240KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
408KB
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Filesize
96KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
624KB
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Filesize
504KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
64KB
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Filesize
4KB
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Filesize
40KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
720KB