Analysis
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max time kernel
28s -
max time network
75s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
18-02-2023 07:47
Static task
static1
Behavioral task
behavioral1
Sample
74708639af3add94f159cc14c291f4e1.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
74708639af3add94f159cc14c291f4e1.exe
Resource
win10v2004-20220901-en
General
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Target
74708639af3add94f159cc14c291f4e1.exe
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Size
640KB
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MD5
74708639af3add94f159cc14c291f4e1
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SHA1
d988103baf9e95b1b129b6226ca587389ec4bfe6
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SHA256
060a619222ca31fb3ddc58c9f0faa45e05016d13cd9c32709d55ce5f40e4c621
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SHA512
9434f5eaec1944741f3940f0d666d2b41959269aac5ea10338004ee06c7405c010140a229479474b85ce4c50b44d086081beca2c577b775124322e10478a63b9
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SSDEEP
12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZoCzZW:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pcQ
Malware Config
Extracted
matiex
Protocol: smtp- Host:
srvc13.turhost.com - Port:
587 - Username:
info@bilgitekdagitim.com - Password:
italik2015
Signatures
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Matiex Main payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1552-60-0x0000000000490000-0x0000000000502000-memory.dmp family_matiex behavioral1/memory/1552-61-0x0000000000400000-0x0000000000482000-memory.dmp family_matiex -
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 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
Processes:
74708639af3add94f159cc14c291f4e1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 74708639af3add94f159cc14c291f4e1.exe Key opened \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 74708639af3add94f159cc14c291f4e1.exe Key opened \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 74708639af3add94f159cc14c291f4e1.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
74708639af3add94f159cc14c291f4e1.exedescription pid process target process PID 616 set thread context of 1552 616 74708639af3add94f159cc14c291f4e1.exe 74708639af3add94f159cc14c291f4e1.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1804 1552 WerFault.exe 74708639af3add94f159cc14c291f4e1.exe -
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: MapViewOfSection 1 IoCs
Processes:
74708639af3add94f159cc14c291f4e1.exepid process 616 74708639af3add94f159cc14c291f4e1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
74708639af3add94f159cc14c291f4e1.exedescription pid process Token: SeDebugPrivilege 1552 74708639af3add94f159cc14c291f4e1.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
74708639af3add94f159cc14c291f4e1.execmd.exe74708639af3add94f159cc14c291f4e1.exedescription pid process target process PID 616 wrote to memory of 1584 616 74708639af3add94f159cc14c291f4e1.exe cmd.exe PID 616 wrote to memory of 1584 616 74708639af3add94f159cc14c291f4e1.exe cmd.exe PID 616 wrote to memory of 1584 616 74708639af3add94f159cc14c291f4e1.exe cmd.exe PID 616 wrote to memory of 1584 616 74708639af3add94f159cc14c291f4e1.exe cmd.exe PID 616 wrote to memory of 1552 616 74708639af3add94f159cc14c291f4e1.exe 74708639af3add94f159cc14c291f4e1.exe PID 616 wrote to memory of 1552 616 74708639af3add94f159cc14c291f4e1.exe 74708639af3add94f159cc14c291f4e1.exe PID 616 wrote to memory of 1552 616 74708639af3add94f159cc14c291f4e1.exe 74708639af3add94f159cc14c291f4e1.exe PID 616 wrote to memory of 1552 616 74708639af3add94f159cc14c291f4e1.exe 74708639af3add94f159cc14c291f4e1.exe PID 616 wrote to memory of 1552 616 74708639af3add94f159cc14c291f4e1.exe 74708639af3add94f159cc14c291f4e1.exe PID 1584 wrote to memory of 1752 1584 cmd.exe schtasks.exe PID 1584 wrote to memory of 1752 1584 cmd.exe schtasks.exe PID 1584 wrote to memory of 1752 1584 cmd.exe schtasks.exe PID 1584 wrote to memory of 1752 1584 cmd.exe schtasks.exe PID 1552 wrote to memory of 1804 1552 74708639af3add94f159cc14c291f4e1.exe WerFault.exe PID 1552 wrote to memory of 1804 1552 74708639af3add94f159cc14c291f4e1.exe WerFault.exe PID 1552 wrote to memory of 1804 1552 74708639af3add94f159cc14c291f4e1.exe WerFault.exe PID 1552 wrote to memory of 1804 1552 74708639af3add94f159cc14c291f4e1.exe WerFault.exe -
outlook_office_path 1 IoCs
Processes:
74708639af3add94f159cc14c291f4e1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 74708639af3add94f159cc14c291f4e1.exe -
outlook_win_path 1 IoCs
Processes:
74708639af3add94f159cc14c291f4e1.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 74708639af3add94f159cc14c291f4e1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe"C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe"C:\Users\Admin\AppData\Local\Temp\74708639af3add94f159cc14c291f4e1.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 11363⤵
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xmlFilesize
1KB
MD534f122e2766147a3ece75bc054d744b7
SHA1850b609f2e75e0a677e9e67c3238ae0bdf5f9554
SHA25699a1f874f51f2725643224f5b5263adaa5b27d5318f595b1a697d84f08f7f6ef
SHA512a38867adc0d454577dc663cd9e27ba3111cc8e387024543329a5e5fda2b1b5889cf9e7237370c39afb4329bf43a23a3356186794f47a28df1abec9b2ad9cbee0
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memory/616-58-0x00000000003BA000-0x00000000003C0000-memory.dmpFilesize
24KB
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memory/1552-56-0x0000000075C81000-0x0000000075C83000-memory.dmpFilesize
8KB
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memory/1552-55-0x000000000040188B-mapping.dmp
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memory/1552-60-0x0000000000490000-0x0000000000502000-memory.dmpFilesize
456KB
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memory/1552-61-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/1584-54-0x0000000000000000-mapping.dmp
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memory/1752-57-0x0000000000000000-mapping.dmp
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memory/1804-62-0x0000000000000000-mapping.dmp