Analysis
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max time kernel
107s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
22-01-2021 07:13
Static task
static1
Behavioral task
behavioral1
Sample
b1b2e4feae64fb2c5cffe6b5021dfc89.exe
Resource
win7v20201028
General
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Target
b1b2e4feae64fb2c5cffe6b5021dfc89.exe
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Size
1.0MB
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MD5
b1b2e4feae64fb2c5cffe6b5021dfc89
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SHA1
6136733b5990a3a68cd01221e0f3dad4a7ddeaa9
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SHA256
4d9d6fc917cb1b46fd579b2d962af49850ce5e48b27a60a0c99e3426db649327
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SHA512
b063746dd37440d2afe1897139066cb311d60951e13ab9c0b46c862c9fe99143d0d9dc58ce24d639cd6068a71a62a5a34fe60a8107214aae3f466bb1087f3523
Malware Config
Extracted
Protocol: smtp- Host:
srvc13.turhost.com - Port:
587 - Username:
info@bilgitekdagitim.com - Password:
italik2015
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 behavioral2/memory/3524-6-0x0000000000400000-0x0000000000482000-memory.dmp family_matiex behavioral2/memory/3524-8-0x0000000002940000-0x00000000029AD000-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 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 8 checkip.dyndns.org 11 freegeoip.app 12 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exedescription pid process target process PID 412 set thread context of 3524 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.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: EnumeratesProcesses 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exepid process 3524 b1b2e4feae64fb2c5cffe6b5021dfc89.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exepid process 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exedescription pid process Token: SeDebugPrivilege 3524 b1b2e4feae64fb2c5cffe6b5021dfc89.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.execmd.exeb1b2e4feae64fb2c5cffe6b5021dfc89.exedescription pid process target process PID 412 wrote to memory of 4008 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 412 wrote to memory of 4008 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 412 wrote to memory of 4008 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 412 wrote to memory of 3524 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 412 wrote to memory of 3524 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 412 wrote to memory of 3524 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 412 wrote to memory of 3524 412 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 4008 wrote to memory of 4084 4008 cmd.exe schtasks.exe PID 4008 wrote to memory of 4084 4008 cmd.exe schtasks.exe PID 4008 wrote to memory of 4084 4008 cmd.exe schtasks.exe PID 3524 wrote to memory of 1512 3524 b1b2e4feae64fb2c5cffe6b5021dfc89.exe netsh.exe PID 3524 wrote to memory of 1512 3524 b1b2e4feae64fb2c5cffe6b5021dfc89.exe netsh.exe PID 3524 wrote to memory of 1512 3524 b1b2e4feae64fb2c5cffe6b5021dfc89.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b1b2e4feae64fb2c5cffe6b5021dfc89.exe"C:\Users\Admin\AppData\Local\Temp\b1b2e4feae64fb2c5cffe6b5021dfc89.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\b1b2e4feae64fb2c5cffe6b5021dfc89.exe"C:\Users\Admin\AppData\Local\Temp\b1b2e4feae64fb2c5cffe6b5021dfc89.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xmlMD5
a36564afc14b3eb0849c01a3afdb9944
SHA14dcee9fae3fde4e46b08529bc0ba067150686f07
SHA2569d4342f763c5d62a06f69aa6fdcb1caa376ff2f2c0972f36b487f73b4d221996
SHA512782082aa36ae056734e90fc079c813dfef59420571a1b70cde4cf15eb6c870f85b2bfe0748ef4db9df3d010c08671bff744d78178ba75bf2ba02b665f044ae89
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memory/1512-17-0x0000000000000000-mapping.dmp
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memory/3524-11-0x0000000004EE2000-0x0000000004EE3000-memory.dmpFilesize
4KB
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memory/3524-12-0x0000000004EE3000-0x0000000004EE4000-memory.dmpFilesize
4KB
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memory/3524-6-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/3524-7-0x00000000739A0000-0x000000007408E000-memory.dmpFilesize
6.9MB
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memory/3524-8-0x0000000002940000-0x00000000029AD000-memory.dmpFilesize
436KB
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memory/3524-10-0x0000000004EE0000-0x0000000004EE1000-memory.dmpFilesize
4KB
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memory/3524-20-0x0000000006400000-0x0000000006401000-memory.dmpFilesize
4KB
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memory/3524-19-0x00000000066B0000-0x00000000066B1000-memory.dmpFilesize
4KB
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memory/3524-13-0x0000000005000000-0x0000000005001000-memory.dmpFilesize
4KB
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memory/3524-14-0x00000000055A0000-0x00000000055A1000-memory.dmpFilesize
4KB
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memory/3524-15-0x0000000005110000-0x0000000005111000-memory.dmpFilesize
4KB
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memory/3524-16-0x0000000004EE4000-0x0000000004EE5000-memory.dmpFilesize
4KB
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memory/3524-3-0x000000000040188B-mapping.dmp
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memory/3524-18-0x00000000064E0000-0x00000000064E1000-memory.dmpFilesize
4KB
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memory/4008-2-0x0000000000000000-mapping.dmp
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memory/4084-4-0x0000000000000000-mapping.dmp