Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
10-09-2024 06:51
General
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Target
Enquiry Quote - 21834-01.exe
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Size
918KB
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MD5
c36f7decee9c64288f965760602a0304
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SHA1
bc94a9fd5b1c670b297ecf49e5d510b6260fc2e4
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SHA256
1956125132b1100787391d872c8cdd8cfe43f6b9820b8af6b91ce3c2fb73f504
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SHA512
8785fc51e35b82a172d3280deb13baf4e657abfb9befe15dff539d84cd528d12d294483ffbe7f5de88c1d75ced84989662f7efab2d3bd6525b4e9d7e87944848
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SSDEEP
24576:lAzdjwyyuHj+7BE6W6Xtz0zh1GKTPLHB00G:6zpwQHj+yIdQzh1p/W
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.medicalhome.com.pe - Port:
587 - Username:
[email protected] - Password:
MHinfo01 - Email To:
[email protected]
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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 1 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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 8 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Enquiry Quote - 21834-01.exe"C:\Users\Admin\AppData\Local\Temp\Enquiry Quote - 21834-01.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Enquiry Quote - 21834-01.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Enquiry Quote - 21834-01.exe"C:\Users\Admin\AppData\Local\Temp\Enquiry Quote - 21834-01.exe"2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
472KB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
7.7MB
-
Filesize
408KB
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Filesize
7.7MB
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Filesize
624KB
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Filesize
584KB
-
Filesize
736KB
-
Filesize
4KB
-
Filesize
4KB
-
Filesize
64KB
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Filesize
7.7MB
-
Filesize
40KB
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Filesize
7.7MB
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Filesize
944KB
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Filesize
5.6MB
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Filesize
7.7MB
-
Filesize
120KB
-
Filesize
652KB
-
Filesize
408KB
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Filesize
3.3MB
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Filesize
7.7MB
-
Filesize
6.2MB
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Filesize
7.7MB
-
Filesize
304KB
-
Filesize
200KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
136KB
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Filesize
6.5MB
-
Filesize
104KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
600KB
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Filesize
68KB
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Filesize
56KB
-
Filesize
80KB
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Filesize
104KB
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Filesize
32KB
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Filesize
7.7MB
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Filesize
216KB