Analysis
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max time kernel
27s -
max time network
128s -
platform
windows7_x64 -
resource
win7v20201028 -
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 behavioral1/memory/1444-8-0x0000000000400000-0x0000000000482000-memory.dmp family_matiex behavioral1/memory/1444-9-0x0000000000910000-0x000000000097D000-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 4 checkip.dyndns.org 9 freegeoip.app 10 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exedescription pid process target process PID 1724 set thread context of 1444 1724 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 1444 b1b2e4feae64fb2c5cffe6b5021dfc89.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exepid process 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.exedescription pid process Token: SeDebugPrivilege 1444 b1b2e4feae64fb2c5cffe6b5021dfc89.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
b1b2e4feae64fb2c5cffe6b5021dfc89.execmd.exeb1b2e4feae64fb2c5cffe6b5021dfc89.exedescription pid process target process PID 1724 wrote to memory of 1484 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 1724 wrote to memory of 1484 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 1724 wrote to memory of 1484 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 1724 wrote to memory of 1484 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe cmd.exe PID 1724 wrote to memory of 1444 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 1724 wrote to memory of 1444 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 1724 wrote to memory of 1444 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 1724 wrote to memory of 1444 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 1484 wrote to memory of 1172 1484 cmd.exe schtasks.exe PID 1484 wrote to memory of 1172 1484 cmd.exe schtasks.exe PID 1484 wrote to memory of 1172 1484 cmd.exe schtasks.exe PID 1484 wrote to memory of 1172 1484 cmd.exe schtasks.exe PID 1724 wrote to memory of 1444 1724 b1b2e4feae64fb2c5cffe6b5021dfc89.exe b1b2e4feae64fb2c5cffe6b5021dfc89.exe PID 1444 wrote to memory of 1496 1444 b1b2e4feae64fb2c5cffe6b5021dfc89.exe netsh.exe PID 1444 wrote to memory of 1496 1444 b1b2e4feae64fb2c5cffe6b5021dfc89.exe netsh.exe PID 1444 wrote to memory of 1496 1444 b1b2e4feae64fb2c5cffe6b5021dfc89.exe netsh.exe PID 1444 wrote to memory of 1496 1444 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
a035055e1c80bc652520df45650c690f
SHA137b8364ad46e17199eb5a7ee89bb506bba384adb
SHA2562b9948d34674d0fc0f9cb290da8298441b56205f6e341e3cfa1954df42c2b655
SHA512678279d1bfc8a71c27a5a2c3afa5fd266882a62610863a3e4ebc2489f17827ed4c680c89e6b8b52621320500294d2df9888259ccdc5d38def43e739c1f325fc1
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memory/1172-3-0x0000000000000000-mapping.dmp
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memory/1444-8-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/1444-5-0x00000000761E1000-0x00000000761E3000-memory.dmpFilesize
8KB
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memory/1444-4-0x000000000040188B-mapping.dmp
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memory/1444-7-0x0000000074B00000-0x00000000751EE000-memory.dmpFilesize
6.9MB
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memory/1444-9-0x0000000000910000-0x000000000097D000-memory.dmpFilesize
436KB
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memory/1444-12-0x00000000008D2000-0x00000000008D3000-memory.dmpFilesize
4KB
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memory/1444-13-0x00000000008D3000-0x00000000008D4000-memory.dmpFilesize
4KB
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memory/1444-11-0x00000000008D1000-0x00000000008D2000-memory.dmpFilesize
4KB
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memory/1444-14-0x00000000008D4000-0x00000000008D5000-memory.dmpFilesize
4KB
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memory/1484-2-0x0000000000000000-mapping.dmp
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memory/1496-15-0x0000000000000000-mapping.dmp