Analysis
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max time kernel
95s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
09-09-2024 01:49
General
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Target
RFQ and Company Profile.pdf.exe
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Size
386KB
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MD5
91c059e572004c5c4f8849eb57c524ad
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SHA1
7c2a818b7242522b3511e58a217431b00c9620b6
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SHA256
c687194bf0e340ebb8b1c699fe8bf642909ae6bd80857e1221afec82a17172ea
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SHA512
0cfccc73ff996bdaf0e21863215178b077b2e91d73b58194b42f08957519b020b86bf406297f57fdc3a8996def65c712c292176008dea0c8d93c224e5b3c3493
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SSDEEP
6144:skPlwMCxP4JB71n8xuKq7W9PomjZnInWuXc2iRy9y7Oq9Eq:skPUqB718souaKARyc/9
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
77.83.117.234 - Port:
587 - Username:
[email protected] - Password:
J3fP8xWq
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
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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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Drops startup file 1 IoCs
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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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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 64 IoCs
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Suspicious behavior: MapViewOfSection 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 7 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\RFQ and Company Profile.pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ and Company Profile.pdf.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
408KB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
320KB
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Filesize
312KB
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Filesize
584KB
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Filesize
7.7MB
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Filesize
40KB
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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
408KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
344KB