Analysis
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max time kernel
27s -
max time network
148s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
14-01-2021 19:07
Static task
static1
Behavioral task
behavioral1
Sample
d38b6dbcd5bd5203a83cb54dd5e0492b.exe
Resource
win7v20201028
General
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Target
d38b6dbcd5bd5203a83cb54dd5e0492b.exe
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Size
716KB
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MD5
d38b6dbcd5bd5203a83cb54dd5e0492b
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SHA1
cb83aa5bf6b6b00f88886d618e2cf4fa199e6cb8
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SHA256
7dd0a6bd49432c21f2ed5300ae66d16b32f3200152c507340b00108a2d78cd22
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SHA512
4a5193f489fc62ef324af1beba7a3f1a104e16aecd0e2c0b824aaada67f6aedabcff84552011583bd0843a47154e68454c9685b4fed596125aaa4ca0fa41b518
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 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1228-3-0x0000000000400000-0x0000000000484000-memory.dmp family_matiex behavioral1/memory/1228-4-0x000000000040188B-mapping.dmp family_matiex behavioral1/memory/1228-6-0x0000000000400000-0x0000000000484000-memory.dmp family_matiex behavioral1/memory/1228-9-0x0000000000390000-0x00000000003FF000-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:
d38b6dbcd5bd5203a83cb54dd5e0492b.exedescription pid process target process PID 1824 set thread context of 1228 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe d38b6dbcd5bd5203a83cb54dd5e0492b.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:
d38b6dbcd5bd5203a83cb54dd5e0492b.exepid process 1228 d38b6dbcd5bd5203a83cb54dd5e0492b.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
d38b6dbcd5bd5203a83cb54dd5e0492b.exepid process 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
d38b6dbcd5bd5203a83cb54dd5e0492b.exedescription pid process Token: SeDebugPrivilege 1228 d38b6dbcd5bd5203a83cb54dd5e0492b.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
d38b6dbcd5bd5203a83cb54dd5e0492b.execmd.exed38b6dbcd5bd5203a83cb54dd5e0492b.exedescription pid process target process PID 1824 wrote to memory of 1184 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe cmd.exe PID 1824 wrote to memory of 1184 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe cmd.exe PID 1824 wrote to memory of 1184 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe cmd.exe PID 1824 wrote to memory of 1184 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe cmd.exe PID 1824 wrote to memory of 1228 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe d38b6dbcd5bd5203a83cb54dd5e0492b.exe PID 1824 wrote to memory of 1228 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe d38b6dbcd5bd5203a83cb54dd5e0492b.exe PID 1824 wrote to memory of 1228 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe d38b6dbcd5bd5203a83cb54dd5e0492b.exe PID 1824 wrote to memory of 1228 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe d38b6dbcd5bd5203a83cb54dd5e0492b.exe PID 1824 wrote to memory of 1228 1824 d38b6dbcd5bd5203a83cb54dd5e0492b.exe d38b6dbcd5bd5203a83cb54dd5e0492b.exe PID 1184 wrote to memory of 1348 1184 cmd.exe schtasks.exe PID 1184 wrote to memory of 1348 1184 cmd.exe schtasks.exe PID 1184 wrote to memory of 1348 1184 cmd.exe schtasks.exe PID 1184 wrote to memory of 1348 1184 cmd.exe schtasks.exe PID 1228 wrote to memory of 892 1228 d38b6dbcd5bd5203a83cb54dd5e0492b.exe netsh.exe PID 1228 wrote to memory of 892 1228 d38b6dbcd5bd5203a83cb54dd5e0492b.exe netsh.exe PID 1228 wrote to memory of 892 1228 d38b6dbcd5bd5203a83cb54dd5e0492b.exe netsh.exe PID 1228 wrote to memory of 892 1228 d38b6dbcd5bd5203a83cb54dd5e0492b.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d38b6dbcd5bd5203a83cb54dd5e0492b.exe"C:\Users\Admin\AppData\Local\Temp\d38b6dbcd5bd5203a83cb54dd5e0492b.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\e8fb1ebd850140caa97509d1d746dfb1.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\e8fb1ebd850140caa97509d1d746dfb1.xml"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\d38b6dbcd5bd5203a83cb54dd5e0492b.exe"C:\Users\Admin\AppData\Local\Temp\d38b6dbcd5bd5203a83cb54dd5e0492b.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\e8fb1ebd850140caa97509d1d746dfb1.xmlMD5
a035055e1c80bc652520df45650c690f
SHA137b8364ad46e17199eb5a7ee89bb506bba384adb
SHA2562b9948d34674d0fc0f9cb290da8298441b56205f6e341e3cfa1954df42c2b655
SHA512678279d1bfc8a71c27a5a2c3afa5fd266882a62610863a3e4ebc2489f17827ed4c680c89e6b8b52621320500294d2df9888259ccdc5d38def43e739c1f325fc1
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memory/892-11-0x0000000000000000-mapping.dmp
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memory/1184-2-0x0000000000000000-mapping.dmp
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memory/1228-3-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1228-4-0x000000000040188B-mapping.dmp
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memory/1228-6-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1228-8-0x0000000073980000-0x000000007406E000-memory.dmpFilesize
6.9MB
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memory/1228-9-0x0000000000390000-0x00000000003FF000-memory.dmpFilesize
444KB
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memory/1348-5-0x0000000000000000-mapping.dmp