Analysis
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max time kernel
141s -
max time network
144s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
17-12-2020 08:32
Static task
static1
Behavioral task
behavioral1
Sample
Order list.exe
Resource
win7v20201028
General
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Target
Order list.exe
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Size
656KB
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MD5
484ba011bd0b7a3c549f7f0b67820533
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SHA1
c539373e7fa68338683d055558830f6d97738932
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SHA256
413081e822500ceec0508640a488c77ac68960e76ca31257ba1ba2d1d536d2eb
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SHA512
798bda73de87a0705a33023bee8bc10b6514509b2942a9de505287da011022c46b59f99838a913142f2c92d31e0bc80d9b9c40f6edd664f47e1e75dffd277c63
Malware Config
Extracted
matiex
https://api.telegram.org/bot1474029845:AAESF02q0JZytndFFaKINAGOHrylDk8NpJA/sendMessage?chat_id=1481651786
Signatures
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Matiex Main Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1672-7-0x0000000000400000-0x0000000000478000-memory.dmp family_matiex behavioral1/memory/1672-8-0x00000000004720AE-mapping.dmp family_matiex behavioral1/memory/1672-9-0x0000000000400000-0x0000000000478000-memory.dmp family_matiex behavioral1/memory/1672-10-0x0000000000400000-0x0000000000478000-memory.dmp family_matiex -
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.
Processes:
Order list.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Order list.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Order list.exe -
Drops startup file 1 IoCs
Processes:
Order list.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AppData.url Order list.exe -
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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 5 checkip.dyndns.org 10 freegeoip.app 11 freegeoip.app -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
Order list.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Order list.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 Order list.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Order list.exedescription pid process target process PID 1844 set thread context of 1672 1844 Order list.exe Order list.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
Order list.exepid process 1672 Order list.exe 1672 Order list.exe 1672 Order list.exe 1672 Order list.exe 1672 Order list.exe 1672 Order list.exe 1672 Order list.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Order list.exeOrder list.exedescription pid process Token: SeDebugPrivilege 1844 Order list.exe Token: SeDebugPrivilege 1672 Order list.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Order list.exepid process 1672 Order list.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Order list.exeOrder list.exedescription pid process target process PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1844 wrote to memory of 1672 1844 Order list.exe Order list.exe PID 1672 wrote to memory of 952 1672 Order list.exe netsh.exe PID 1672 wrote to memory of 952 1672 Order list.exe netsh.exe PID 1672 wrote to memory of 952 1672 Order list.exe netsh.exe PID 1672 wrote to memory of 952 1672 Order list.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Order list.exe"C:\Users\Admin\AppData\Local\Temp\Order list.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Order list.exe"{path}"2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/952-14-0x0000000000000000-mapping.dmp
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memory/1672-7-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/1672-8-0x00000000004720AE-mapping.dmp
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memory/1672-9-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/1672-10-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/1672-11-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/1844-2-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/1844-3-0x0000000001390000-0x0000000001391000-memory.dmpFilesize
4KB
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memory/1844-5-0x00000000001F0000-0x00000000001F4000-memory.dmpFilesize
16KB
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memory/1844-6-0x00000000057A0000-0x000000000587D000-memory.dmpFilesize
884KB