Analysis
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max time kernel
88s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
13-09-2024 00:00
General
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Target
PO.. 0093 0094....exe
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Size
398KB
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MD5
323acbbbfd59493259c845420636832e
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SHA1
4a9ec6beb8907aac46188b94177f95546e840d86
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SHA256
4c4eaccfddc19e50d5c4cdfef644e8b047dea546b51bb893104988a0fa6089b0
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SHA512
45ecb92ce025927ff4dd2d5d34b42cef997a2aac21565e02bfb09bdf78a799b1b756f44587866cf2bbf16d510233963d65a7b185c40008f8a966517a41ec281e
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SSDEEP
12288:vrdQk1sGIwqxDMqcnBMEiMWSO0rvBL2V:nRI/hMfBMUW7
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.starmakertravel.com - Port:
587 - Username:
[email protected] - Password:
admin2000
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 5 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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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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ReZer0 packer 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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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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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
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System Location Discovery: System Language Discovery 1 TTPs 4 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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System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs
Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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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 17 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\PO.. 0093 0094....exe"C:\Users\Admin\AppData\Local\Temp\PO.. 0093 0094....exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RzWjACzIq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3360.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\PO.. 0093 0094....exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
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Network
MITRE ATT&CK Enterprise v15
Persistence
Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD595b57afeaa14624dd74b1b0840c7db6d
SHA15e731fad30a3d1c5867efd12904fe9141640601f
SHA2563ac1848621119c4a40e959fffe2c43f071f94132f87ae91acf8688b05a8cd69d
SHA5124c0769ae143005df1380cfa223d7d9ac73636d6da1dc807ea4b646d49fac79fa77d88ca433e2dd1114c0b9d53896537f327edec85a5e986f783b46c9921c5816
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Filesize
6.9MB
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Filesize
424KB
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Filesize
64KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
352KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
320KB
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Filesize
320KB
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Filesize
320KB
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Filesize
320KB
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Filesize
4KB
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Filesize
320KB
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Filesize
320KB
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Filesize
320KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
6.9MB