Analysis
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max time kernel
48s -
max time network
86s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-12-2022 19:33
Static task
static1
Behavioral task
behavioral1
Sample
ab1a2739a4592069e79419ade33a167d.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
ab1a2739a4592069e79419ade33a167d.exe
Resource
win10v2004-20221111-en
General
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Target
ab1a2739a4592069e79419ade33a167d.exe
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Size
576KB
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MD5
ab1a2739a4592069e79419ade33a167d
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SHA1
8ce904d93207c9fec1052095d9319bf2697eca29
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SHA256
c56e1cb494b6e10bfa87e5e7fef8a6ba8665888851ba9a0414fd3b54eba14959
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SHA512
2d78c8794963f7f332720e1c3f21c1690afebf276293af5366189be328c2aec9e994142c209925f2430f4c5f6cc3b870839170d8922f8998529fbc5db1fe3438
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SSDEEP
12288:aCe8LxGQ7MRSRAsDYeQBWlWc4b70eU06zTwjZ++R5Mi6/ZVgCp0TLAXZo:aN88Q7aQjDYLWlhW7JUyZ++R5PyZ5pc5
Malware Config
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/1948-60-0x0000000000670000-0x00000000006E2000-memory.dmp family_matiex behavioral1/memory/1948-61-0x0000000000400000-0x0000000000482000-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 web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
ab1a2739a4592069e79419ade33a167d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab1a2739a4592069e79419ade33a167d.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab1a2739a4592069e79419ade33a167d.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab1a2739a4592069e79419ade33a167d.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:
ab1a2739a4592069e79419ade33a167d.exedescription pid process target process PID 1376 set thread context of 1948 1376 ab1a2739a4592069e79419ade33a167d.exe ab1a2739a4592069e79419ade33a167d.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1120 1948 WerFault.exe ab1a2739a4592069e79419ade33a167d.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: MapViewOfSection 1 IoCs
Processes:
ab1a2739a4592069e79419ade33a167d.exepid process 1376 ab1a2739a4592069e79419ade33a167d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ab1a2739a4592069e79419ade33a167d.exedescription pid process Token: SeDebugPrivilege 1948 ab1a2739a4592069e79419ade33a167d.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
ab1a2739a4592069e79419ade33a167d.execmd.exeab1a2739a4592069e79419ade33a167d.exedescription pid process target process PID 1376 wrote to memory of 1932 1376 ab1a2739a4592069e79419ade33a167d.exe cmd.exe PID 1376 wrote to memory of 1932 1376 ab1a2739a4592069e79419ade33a167d.exe cmd.exe PID 1376 wrote to memory of 1932 1376 ab1a2739a4592069e79419ade33a167d.exe cmd.exe PID 1376 wrote to memory of 1932 1376 ab1a2739a4592069e79419ade33a167d.exe cmd.exe PID 1376 wrote to memory of 1948 1376 ab1a2739a4592069e79419ade33a167d.exe ab1a2739a4592069e79419ade33a167d.exe PID 1376 wrote to memory of 1948 1376 ab1a2739a4592069e79419ade33a167d.exe ab1a2739a4592069e79419ade33a167d.exe PID 1376 wrote to memory of 1948 1376 ab1a2739a4592069e79419ade33a167d.exe ab1a2739a4592069e79419ade33a167d.exe PID 1376 wrote to memory of 1948 1376 ab1a2739a4592069e79419ade33a167d.exe ab1a2739a4592069e79419ade33a167d.exe PID 1376 wrote to memory of 1948 1376 ab1a2739a4592069e79419ade33a167d.exe ab1a2739a4592069e79419ade33a167d.exe PID 1932 wrote to memory of 988 1932 cmd.exe schtasks.exe PID 1932 wrote to memory of 988 1932 cmd.exe schtasks.exe PID 1932 wrote to memory of 988 1932 cmd.exe schtasks.exe PID 1932 wrote to memory of 988 1932 cmd.exe schtasks.exe PID 1948 wrote to memory of 1120 1948 ab1a2739a4592069e79419ade33a167d.exe WerFault.exe PID 1948 wrote to memory of 1120 1948 ab1a2739a4592069e79419ade33a167d.exe WerFault.exe PID 1948 wrote to memory of 1120 1948 ab1a2739a4592069e79419ade33a167d.exe WerFault.exe PID 1948 wrote to memory of 1120 1948 ab1a2739a4592069e79419ade33a167d.exe WerFault.exe -
outlook_office_path 1 IoCs
Processes:
ab1a2739a4592069e79419ade33a167d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab1a2739a4592069e79419ade33a167d.exe -
outlook_win_path 1 IoCs
Processes:
ab1a2739a4592069e79419ade33a167d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab1a2739a4592069e79419ade33a167d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ab1a2739a4592069e79419ade33a167d.exe"C:\Users\Admin\AppData\Local\Temp\ab1a2739a4592069e79419ade33a167d.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\ab1a2739a4592069e79419ade33a167d.exe"C:\Users\Admin\AppData\Local\Temp\ab1a2739a4592069e79419ade33a167d.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 16363⤵
- Program crash
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.xmlFilesize
1KB
MD57086cb83fbe8f9c4859464704db9558e
SHA12dd0fea86eac7715ef0b46dab4cc259e240ec224
SHA256eb8504ac30a92943ecb81b6496f5565c5a3fe28daa110bfa48f2db1cb626ae02
SHA5129209ffbcaaeb6ff18d6996f474a2842d362efbe78f1761941674c7176fd7c0ea9aa9af575b3f011d4c1b183dee9a30ab1214bf1f75f9bb695a796ea8cddf04a6
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memory/988-58-0x0000000000000000-mapping.dmp
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memory/1120-62-0x0000000000000000-mapping.dmp
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memory/1376-56-0x000000000036A000-0x0000000000370000-memory.dmpFilesize
24KB
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memory/1932-54-0x0000000000000000-mapping.dmp
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memory/1948-55-0x000000000040188B-mapping.dmp
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memory/1948-57-0x0000000075091000-0x0000000075093000-memory.dmpFilesize
8KB
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memory/1948-60-0x0000000000670000-0x00000000006E2000-memory.dmpFilesize
456KB
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memory/1948-61-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB