Analysis
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max time kernel
27s -
max time network
145s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
03-01-2021 10:29
Static task
static1
Behavioral task
behavioral1
Sample
bbd1ce37c7cc14680add7c6c16b4f7dd.exe
Resource
win7v20201028
General
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Target
bbd1ce37c7cc14680add7c6c16b4f7dd.exe
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Size
532KB
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MD5
bbd1ce37c7cc14680add7c6c16b4f7dd
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SHA1
95409e3d167c9e4e6768f3ade39271d81c10675d
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SHA256
1f1442c75d2ae64eb1c66b8b9008b1382b69aa7ddb5b075f9320f18ffab16ef6
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SHA512
62358386554d071c1b32d510dd7357978f2588b3c1097c505ac8056ade4e0a54229ca132c7d16baf59b0efe8380c5ca4b8d446f7909430ac86bd983a1f5e93e7
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/316-3-0x0000000000400000-0x0000000000482000-memory.dmp family_matiex behavioral1/memory/316-5-0x000000000040188B-mapping.dmp family_matiex behavioral1/memory/316-7-0x0000000000400000-0x0000000000482000-memory.dmp family_matiex behavioral1/memory/316-10-0x0000000000790000-0x00000000007FD000-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 11 freegeoip.app 5 checkip.dyndns.org 10 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
bbd1ce37c7cc14680add7c6c16b4f7dd.exedescription pid process target process PID 2012 set thread context of 316 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe bbd1ce37c7cc14680add7c6c16b4f7dd.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:
bbd1ce37c7cc14680add7c6c16b4f7dd.exepid process 316 bbd1ce37c7cc14680add7c6c16b4f7dd.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
bbd1ce37c7cc14680add7c6c16b4f7dd.exepid process 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
bbd1ce37c7cc14680add7c6c16b4f7dd.exedescription pid process Token: SeDebugPrivilege 316 bbd1ce37c7cc14680add7c6c16b4f7dd.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
bbd1ce37c7cc14680add7c6c16b4f7dd.execmd.exebbd1ce37c7cc14680add7c6c16b4f7dd.exedescription pid process target process PID 2012 wrote to memory of 1436 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe cmd.exe PID 2012 wrote to memory of 1436 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe cmd.exe PID 2012 wrote to memory of 1436 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe cmd.exe PID 2012 wrote to memory of 1436 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe cmd.exe PID 2012 wrote to memory of 316 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe bbd1ce37c7cc14680add7c6c16b4f7dd.exe PID 2012 wrote to memory of 316 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe bbd1ce37c7cc14680add7c6c16b4f7dd.exe PID 2012 wrote to memory of 316 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe bbd1ce37c7cc14680add7c6c16b4f7dd.exe PID 2012 wrote to memory of 316 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe bbd1ce37c7cc14680add7c6c16b4f7dd.exe PID 2012 wrote to memory of 316 2012 bbd1ce37c7cc14680add7c6c16b4f7dd.exe bbd1ce37c7cc14680add7c6c16b4f7dd.exe PID 1436 wrote to memory of 1448 1436 cmd.exe schtasks.exe PID 1436 wrote to memory of 1448 1436 cmd.exe schtasks.exe PID 1436 wrote to memory of 1448 1436 cmd.exe schtasks.exe PID 1436 wrote to memory of 1448 1436 cmd.exe schtasks.exe PID 316 wrote to memory of 1332 316 bbd1ce37c7cc14680add7c6c16b4f7dd.exe netsh.exe PID 316 wrote to memory of 1332 316 bbd1ce37c7cc14680add7c6c16b4f7dd.exe netsh.exe PID 316 wrote to memory of 1332 316 bbd1ce37c7cc14680add7c6c16b4f7dd.exe netsh.exe PID 316 wrote to memory of 1332 316 bbd1ce37c7cc14680add7c6c16b4f7dd.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bbd1ce37c7cc14680add7c6c16b4f7dd.exe"C:\Users\Admin\AppData\Local\Temp\bbd1ce37c7cc14680add7c6c16b4f7dd.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\bbd1ce37c7cc14680add7c6c16b4f7dd.exe"C:\Users\Admin\AppData\Local\Temp\bbd1ce37c7cc14680add7c6c16b4f7dd.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
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Downloads
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C:\Users\Admin\AppData\Local\Temp\1cf577b9dd994dc5b1fb65c6529fbb44.xmlMD5
a035055e1c80bc652520df45650c690f
SHA137b8364ad46e17199eb5a7ee89bb506bba384adb
SHA2562b9948d34674d0fc0f9cb290da8298441b56205f6e341e3cfa1954df42c2b655
SHA512678279d1bfc8a71c27a5a2c3afa5fd266882a62610863a3e4ebc2489f17827ed4c680c89e6b8b52621320500294d2df9888259ccdc5d38def43e739c1f325fc1
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memory/316-3-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/316-5-0x000000000040188B-mapping.dmp
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memory/316-7-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/316-9-0x00000000749D0000-0x00000000750BE000-memory.dmpFilesize
6.9MB
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memory/316-10-0x0000000000790000-0x00000000007FD000-memory.dmpFilesize
436KB
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memory/1332-12-0x0000000000000000-mapping.dmp
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memory/1436-2-0x0000000000000000-mapping.dmp
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memory/1448-4-0x0000000000000000-mapping.dmp