Analysis
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max time kernel
126s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
26-03-2022 07:27
Static task
static1
Behavioral task
behavioral1
Sample
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe
Resource
win7-20220311-en
Behavioral task
behavioral2
Sample
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe
Resource
win10v2004-en-20220113
General
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Target
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe
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Size
11.3MB
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MD5
3f3c964143f2609ba953c8648f0ff5b2
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SHA1
4eebac115f1a5ecb1061c6eb89e707b512ea4549
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SHA256
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2
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SHA512
dd8e51f76da847dee7d10af0fd47fe4a4f237a915cdd5c67976ce016ae9c9e7f0419cb1d91d17e7b6765050536de7b886643e380c0dc865fc79c2b79a6b7e754
Malware Config
Extracted
matiex
Protocol: smtp- Host:
smtp.privateemail.com - Port:
587 - Username:
[email protected] - Password:
MARYolanmauluogwo@ever
Signatures
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Matiex Main Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2852-134-0x0000000000400000-0x0000000000476000-memory.dmp family_matiex -
Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Local\\Temp\\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe\"" 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Drops startup file 2 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\<Unknown> = "C:\\Users\\Admin\\AppData\\Local\\Temp\\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe" 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe" 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.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 13 checkip.dyndns.org 16 freegeoip.app 17 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription pid process target process PID 2424 set thread context of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exepid process 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exepid process 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription pid process Token: SeDebugPrivilege 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exepid process 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription pid process target process PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2424 wrote to memory of 2852 2424 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe PID 2852 wrote to memory of 3888 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe netsh.exe PID 2852 wrote to memory of 3888 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe netsh.exe PID 2852 wrote to memory of 3888 2852 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe -
outlook_win_path 1 IoCs
Processes:
680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe"C:\Users\Admin\AppData\Local\Temp\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe"1⤵
- Modifies WinLogon for persistence
- Drops startup file
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Users\Admin\AppData\Local\Temp\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe"C:\Users\Admin\AppData\Local\Temp\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2852 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:3888
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\680ead0c089f69dff1932fa58d8b72959565a8959a886520720e79be7d5c08d2.exe.log
MD57213132ee53dad637675e72b48bf600b
SHA1da44af392fdff61692d2daaad38671b66cc031f6
SHA2568a548564cb7cd7a7a096517fb3c051d68b0c3465e0fc4e3f10d0f958deff377c
SHA51240f7ecd6569a18e5612634c9e4d5b8d7a3dea6cb4123766e0572b3a018e2f8cbac00af239cc06be3146f79700dfdcf59d82145c08a88c6cf07c025fb3da18b7d