Analysis
-
max time kernel
42s -
max time network
87s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11-02-2023 08:47
Static task
static1
Behavioral task
behavioral1
Sample
67f1c7ac6d42dbef538d693299efe53f.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
67f1c7ac6d42dbef538d693299efe53f.exe
Resource
win10v2004-20220812-en
General
-
Target
67f1c7ac6d42dbef538d693299efe53f.exe
-
Size
576KB
-
MD5
67f1c7ac6d42dbef538d693299efe53f
-
SHA1
3f50db5ab472e4b3c26bbd29f8d0ca263aa2d206
-
SHA256
304fe28472a190be87a8ba280d25c15462adbe87dd31f60ce094fb01e2edbeb5
-
SHA512
986e01b9dbad0c9814681d1eb724d2dac2493da1a1d36513f32d8c72c8207f34e0618186526a13bd4bed75f6981ed29fbf97a39e599592050064e82d65dc7438
-
SSDEEP
12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZo:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pc5
Malware Config
Signatures
-
Matiex Main payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/964-59-0x0000000000400000-0x0000000000482000-memory.dmp family_matiex behavioral1/memory/964-61-0x0000000000890000-0x0000000000902000-memory.dmp family_matiex -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 67f1c7ac6d42dbef538d693299efe53f.exe Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 67f1c7ac6d42dbef538d693299efe53f.exe Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 67f1c7ac6d42dbef538d693299efe53f.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 3 checkip.dyndns.org 7 freegeoip.app 8 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.exedescription pid process target process PID 1940 set thread context of 964 1940 67f1c7ac6d42dbef538d693299efe53f.exe 67f1c7ac6d42dbef538d693299efe53f.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1832 964 WerFault.exe 67f1c7ac6d42dbef538d693299efe53f.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Processes:
67f1c7ac6d42dbef538d693299efe53f.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 67f1c7ac6d42dbef538d693299efe53f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 67f1c7ac6d42dbef538d693299efe53f.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.exepid process 1940 67f1c7ac6d42dbef538d693299efe53f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.exedescription pid process Token: SeDebugPrivilege 964 67f1c7ac6d42dbef538d693299efe53f.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.execmd.exe67f1c7ac6d42dbef538d693299efe53f.exedescription pid process target process PID 1940 wrote to memory of 1292 1940 67f1c7ac6d42dbef538d693299efe53f.exe cmd.exe PID 1940 wrote to memory of 1292 1940 67f1c7ac6d42dbef538d693299efe53f.exe cmd.exe PID 1940 wrote to memory of 1292 1940 67f1c7ac6d42dbef538d693299efe53f.exe cmd.exe PID 1940 wrote to memory of 1292 1940 67f1c7ac6d42dbef538d693299efe53f.exe cmd.exe PID 1940 wrote to memory of 964 1940 67f1c7ac6d42dbef538d693299efe53f.exe 67f1c7ac6d42dbef538d693299efe53f.exe PID 1940 wrote to memory of 964 1940 67f1c7ac6d42dbef538d693299efe53f.exe 67f1c7ac6d42dbef538d693299efe53f.exe PID 1940 wrote to memory of 964 1940 67f1c7ac6d42dbef538d693299efe53f.exe 67f1c7ac6d42dbef538d693299efe53f.exe PID 1940 wrote to memory of 964 1940 67f1c7ac6d42dbef538d693299efe53f.exe 67f1c7ac6d42dbef538d693299efe53f.exe PID 1940 wrote to memory of 964 1940 67f1c7ac6d42dbef538d693299efe53f.exe 67f1c7ac6d42dbef538d693299efe53f.exe PID 1292 wrote to memory of 1480 1292 cmd.exe schtasks.exe PID 1292 wrote to memory of 1480 1292 cmd.exe schtasks.exe PID 1292 wrote to memory of 1480 1292 cmd.exe schtasks.exe PID 1292 wrote to memory of 1480 1292 cmd.exe schtasks.exe PID 964 wrote to memory of 1832 964 67f1c7ac6d42dbef538d693299efe53f.exe WerFault.exe PID 964 wrote to memory of 1832 964 67f1c7ac6d42dbef538d693299efe53f.exe WerFault.exe PID 964 wrote to memory of 1832 964 67f1c7ac6d42dbef538d693299efe53f.exe WerFault.exe PID 964 wrote to memory of 1832 964 67f1c7ac6d42dbef538d693299efe53f.exe WerFault.exe -
outlook_office_path 1 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 67f1c7ac6d42dbef538d693299efe53f.exe -
outlook_win_path 1 IoCs
Processes:
67f1c7ac6d42dbef538d693299efe53f.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 67f1c7ac6d42dbef538d693299efe53f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\67f1c7ac6d42dbef538d693299efe53f.exe"C:\Users\Admin\AppData\Local\Temp\67f1c7ac6d42dbef538d693299efe53f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.execmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xml"3⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\67f1c7ac6d42dbef538d693299efe53f.exe"C:\Users\Admin\AppData\Local\Temp\67f1c7ac6d42dbef538d693299efe53f.exe"2⤵
- Accesses Microsoft Outlook profiles
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 964 -s 16403⤵
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xmlFilesize
1KB
MD564874be9f369ac711ed7544324818c9f
SHA16a28869bb2496b85316e729fff9f1ad47d86a3c3
SHA2567e044c703725ec8c9d3d3aa2dd7fbadb79fc1d4548f87e4acf1ea5e5db94fb85
SHA5124fdc481e33554babcd1ef18894876415b37b9f6c57c54015a71414b100574a06ac569e42f9d45e58561f53f0f09a4eb022ea8a884beed10f5f3d145f8579e44b
-
memory/964-55-0x000000000040188B-mapping.dmp
-
memory/964-56-0x0000000075B41000-0x0000000075B43000-memory.dmpFilesize
8KB
-
memory/964-59-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
-
memory/964-61-0x0000000000890000-0x0000000000902000-memory.dmpFilesize
456KB
-
memory/1292-54-0x0000000000000000-mapping.dmp
-
memory/1480-58-0x0000000000000000-mapping.dmp
-
memory/1832-62-0x0000000000000000-mapping.dmp
-
memory/1940-57-0x00000000002CA000-0x00000000002D0000-memory.dmpFilesize
24KB