Analysis
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max time kernel
139s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11-01-2023 15:56
Static task
static1
Behavioral task
behavioral1
Sample
0ebc42b2f474da60c43d8fb557a046b4.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
0ebc42b2f474da60c43d8fb557a046b4.exe
Resource
win10v2004-20220812-en
General
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Target
0ebc42b2f474da60c43d8fb557a046b4.exe
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Size
710KB
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MD5
0ebc42b2f474da60c43d8fb557a046b4
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SHA1
ab2f01ed1b9e17d6838eb41d7d790610fe0fa701
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SHA256
90e619618b703bea1df59525473134c74f25b482d7362a3298ce0257334c22db
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SHA512
7268e3f9d186a7773b48dfd86e00ea79beea4d3830605f07dad3f7ffd597a8df396413dd2f9cb6014aaf7582ad279281fdc3e79ecc60dd960687f05212bf5b17
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SSDEEP
12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZoCzZWpfb:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pcN
Malware Config
Signatures
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Matiex Main payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2220-137-0x0000000000400000-0x0000000000482000-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:
0ebc42b2f474da60c43d8fb557a046b4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0ebc42b2f474da60c43d8fb557a046b4.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0ebc42b2f474da60c43d8fb557a046b4.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0ebc42b2f474da60c43d8fb557a046b4.exe -
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 16 freegeoip.app 17 freegeoip.app 10 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
0ebc42b2f474da60c43d8fb557a046b4.exedescription pid process target process PID 1192 set thread context of 2220 1192 0ebc42b2f474da60c43d8fb557a046b4.exe 0ebc42b2f474da60c43d8fb557a046b4.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1464 2220 WerFault.exe 0ebc42b2f474da60c43d8fb557a046b4.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:
0ebc42b2f474da60c43d8fb557a046b4.exepid process 1192 0ebc42b2f474da60c43d8fb557a046b4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
0ebc42b2f474da60c43d8fb557a046b4.exedescription pid process Token: SeDebugPrivilege 2220 0ebc42b2f474da60c43d8fb557a046b4.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
0ebc42b2f474da60c43d8fb557a046b4.execmd.exedescription pid process target process PID 1192 wrote to memory of 1680 1192 0ebc42b2f474da60c43d8fb557a046b4.exe cmd.exe PID 1192 wrote to memory of 1680 1192 0ebc42b2f474da60c43d8fb557a046b4.exe cmd.exe PID 1192 wrote to memory of 1680 1192 0ebc42b2f474da60c43d8fb557a046b4.exe cmd.exe PID 1192 wrote to memory of 2220 1192 0ebc42b2f474da60c43d8fb557a046b4.exe 0ebc42b2f474da60c43d8fb557a046b4.exe PID 1192 wrote to memory of 2220 1192 0ebc42b2f474da60c43d8fb557a046b4.exe 0ebc42b2f474da60c43d8fb557a046b4.exe PID 1192 wrote to memory of 2220 1192 0ebc42b2f474da60c43d8fb557a046b4.exe 0ebc42b2f474da60c43d8fb557a046b4.exe PID 1192 wrote to memory of 2220 1192 0ebc42b2f474da60c43d8fb557a046b4.exe 0ebc42b2f474da60c43d8fb557a046b4.exe PID 1680 wrote to memory of 3756 1680 cmd.exe schtasks.exe PID 1680 wrote to memory of 3756 1680 cmd.exe schtasks.exe PID 1680 wrote to memory of 3756 1680 cmd.exe schtasks.exe -
outlook_office_path 1 IoCs
Processes:
0ebc42b2f474da60c43d8fb557a046b4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0ebc42b2f474da60c43d8fb557a046b4.exe -
outlook_win_path 1 IoCs
Processes:
0ebc42b2f474da60c43d8fb557a046b4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0ebc42b2f474da60c43d8fb557a046b4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe"C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe"C:\Users\Admin\AppData\Local\Temp\0ebc42b2f474da60c43d8fb557a046b4.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 18923⤵
- Program crash
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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:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2220 -ip 22201⤵
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
MD54be752c56909c7493e070314682b2583
SHA143f400e45ae141dace48a2647fc1732acb669a97
SHA2568ef8266aeb236c0387489b85ca4ea25481ca1575ec24d94a7458771e1d91177e
SHA512ca4887ffbc436f01ea9c976ee22339f911ba38d02613991209fe4b972f397b91b091c2ead8ec9ac9e40b28a406f095190e33da91ba3db98807bec6eb4027ad71
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memory/1192-134-0x00000000006FA000-0x0000000000700000-memory.dmpFilesize
24KB
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memory/1680-132-0x0000000000000000-mapping.dmp
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memory/2220-133-0x0000000000000000-mapping.dmp
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memory/2220-137-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/2220-138-0x0000000005140000-0x00000000051DC000-memory.dmpFilesize
624KB
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memory/2220-139-0x0000000005790000-0x0000000005D34000-memory.dmpFilesize
5.6MB
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memory/2220-140-0x0000000005250000-0x00000000052B6000-memory.dmpFilesize
408KB
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memory/3756-135-0x0000000000000000-mapping.dmp