Analysis
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max time kernel
408s -
max time network
416s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-11-2022 09:40
Static task
static1
Behavioral task
behavioral1
Sample
Zapłata,jpeg.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Zapłata,jpeg.exe
Resource
win10v2004-20221111-en
General
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Target
Zapłata,jpeg.exe
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Size
850KB
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MD5
67418b7380b4f360e665a1269b6e17fa
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SHA1
c83cd7d125207004f1df59e94088ce708c186cc0
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SHA256
fd7534bcebad65ea78e3b3fa57825115edbc174aaa654703c51850537c50fc9b
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SHA512
e2d2b3e3fa438af64ca6d3b8736bed97ab5d1db553303ad55dcc825a44d06e76f7c27671c226c6a7ddb59c4efb6593571e5d13973d7f5ca511eb1110f0bd87df
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SSDEEP
24576:kPsb3AvL19/LoDi1Q5DffIvoiWgKbt0In:kPsbw/Lov5Dkoi3Kbt
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.woxi.cz - Port:
587 - Username:
poklopservis@woxi.cz - Password:
88RkoRO35 - Email To:
newjoyhappy1111@engineer.com
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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:
Zapłata,jpeg.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zapłata,jpeg.exe Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zapłata,jpeg.exe Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zapłata,jpeg.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Zapłata,jpeg.exedescription pid process target process PID 1192 set thread context of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Zapłata,jpeg.exepid process 1616 Zapłata,jpeg.exe 1616 Zapłata,jpeg.exe 1616 Zapłata,jpeg.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
Zapłata,jpeg.exepid process 1616 Zapłata,jpeg.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Zapłata,jpeg.exedescription pid process Token: SeDebugPrivilege 1616 Zapłata,jpeg.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Zapłata,jpeg.exedescription pid process target process PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe PID 1192 wrote to memory of 1616 1192 Zapłata,jpeg.exe Zapłata,jpeg.exe -
outlook_office_path 1 IoCs
Processes:
Zapłata,jpeg.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zapłata,jpeg.exe -
outlook_win_path 1 IoCs
Processes:
Zapłata,jpeg.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zapłata,jpeg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Zapłata,jpeg.exe"C:\Users\Admin\AppData\Local\Temp\Zapłata,jpeg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Zapłata,jpeg.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1192-54-0x0000000001050000-0x000000000112A000-memory.dmpFilesize
872KB
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memory/1192-55-0x0000000076701000-0x0000000076703000-memory.dmpFilesize
8KB
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memory/1192-56-0x0000000000230000-0x0000000000242000-memory.dmpFilesize
72KB
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memory/1192-57-0x0000000005C70000-0x0000000005CF0000-memory.dmpFilesize
512KB
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memory/1192-58-0x0000000001000000-0x000000000103C000-memory.dmpFilesize
240KB
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memory/1616-59-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1616-60-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1616-62-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1616-63-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1616-64-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1616-65-0x0000000000437CAE-mapping.dmp
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memory/1616-67-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1616-69-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB