Analysis
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max time kernel
130s -
max time network
127s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
18-10-2021 23:52
General
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Target
New_Order_PO#960780_MT_Quote.exe
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Size
473KB
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MD5
03080711e2952cde2c9fd19d133a939e
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SHA1
3237ca2d142a3c4a0e87bca096bcca738d9601a2
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SHA256
3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93
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SHA512
59949884887c288ca7e61ec2b894ca5d1a4125105b83ef16264f32fec1ded5a1d7053d55195df886c4857dbd84e8f2268337348d9ed9b5ccf9c75685c023ab95
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
webmail.karanex.com - Port:
587 - Username:
[email protected] - Password:
Oi&-tmhj@d5v
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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Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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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 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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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). Likely ransomware behaviour.
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Creates scheduled task(s) 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 5 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 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\New_Order_PO#960780_MT_Quote.exe"C:\Users\Admin\AppData\Local\Temp\New_Order_PO#960780_MT_Quote.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- 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\New_Order_PO#960780_MT_Quote.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RULEhjpmww" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8D51.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\New_Order_PO#960780_MT_Quote.exe"C:\Users\Admin\AppData\Local\Temp\New_Order_PO#960780_MT_Quote.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
240KB
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Filesize
4KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
4KB
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Filesize
8KB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
12.3MB
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Filesize
4KB
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Filesize
4KB
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Filesize
352KB
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Filesize
32KB