Analysis
-
max time kernel
118s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 12:06
Static task
static1
Behavioral task
behavioral1
Sample
Payment Confirmation#114_pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Payment Confirmation#114_pdf.exe
Resource
win10v2004-20220414-en
Behavioral task
behavioral3
Sample
Payment Confirmation#114_pdf/Payment Confirmation#114_pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral4
Sample
Payment Confirmation#114_pdf/Payment Confirmation#114_pdf.exe
Resource
win10v2004-20220414-en
Behavioral task
behavioral5
Sample
Payment Confirmation#114_pdf/pic.jpg
Resource
win7-20220414-en
Behavioral task
behavioral6
Sample
Payment Confirmation#114_pdf/pic.jpg
Resource
win10v2004-20220414-en
General
-
Target
Payment Confirmation#114_pdf.exe
-
Size
868KB
-
MD5
322bd0b3a24031f8f3c7388aa154dbbf
-
SHA1
06752e5047de02cc97e35f6485541303290399d9
-
SHA256
15a11534302310724a8a51e3d3462984bb4514609c9089ff1fbe6a5b404d7d3b
-
SHA512
b8719e976093ab658207bac7ce44bb485a4c84b91ae6006a3fc6a0a393fdf6abe25b681e2962217ecbe23efb261658259103f162c5cee5a675a12192a5d69b44
Malware Config
Extracted
Protocol: smtp- Host:
smtp.flockmail.com - Port:
587 - Username:
[email protected] - Password:
Kclove9090@
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/480-130-0x0000000000B70000-0x0000000000C50000-memory.dmp family_agenttesla behavioral2/memory/3100-135-0x0000000000900000-0x0000000000966000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts Payment Confirmation#114_pdf.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment Confirmation#114_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment Confirmation#114_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment Confirmation#114_pdf.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SkWSmu = "C:\\Users\\Admin\\AppData\\Roaming\\SkWSmu\\SkWSmu.exe" Payment Confirmation#114_pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription pid process target process PID 480 set thread context of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Payment Confirmation#114_pdf.exePayment Confirmation#114_pdf.exepid process 480 Payment Confirmation#114_pdf.exe 480 Payment Confirmation#114_pdf.exe 480 Payment Confirmation#114_pdf.exe 3100 Payment Confirmation#114_pdf.exe 3100 Payment Confirmation#114_pdf.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Payment Confirmation#114_pdf.exePayment Confirmation#114_pdf.exedescription pid process Token: SeDebugPrivilege 480 Payment Confirmation#114_pdf.exe Token: SeDebugPrivilege 3100 Payment Confirmation#114_pdf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Payment Confirmation#114_pdf.exepid process 3100 Payment Confirmation#114_pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription pid process target process PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe PID 480 wrote to memory of 3100 480 Payment Confirmation#114_pdf.exe Payment Confirmation#114_pdf.exe -
outlook_office_path 1 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment Confirmation#114_pdf.exe -
outlook_win_path 1 IoCs
Processes:
Payment Confirmation#114_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment Confirmation#114_pdf.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment Confirmation#114_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment Confirmation#114_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Payment Confirmation#114_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment Confirmation#114_pdf.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/480-130-0x0000000000B70000-0x0000000000C50000-memory.dmpFilesize
896KB
-
memory/480-131-0x00000000063A0000-0x0000000006944000-memory.dmpFilesize
5.6MB
-
memory/480-132-0x0000000005EF0000-0x0000000005F82000-memory.dmpFilesize
584KB
-
memory/3100-133-0x0000000000000000-mapping.dmp
-
memory/3100-135-0x0000000000900000-0x0000000000966000-memory.dmpFilesize
408KB
-
memory/3100-136-0x0000000005030000-0x00000000050CC000-memory.dmpFilesize
624KB
-
memory/3100-137-0x0000000005CC0000-0x0000000005D26000-memory.dmpFilesize
408KB
-
memory/3100-138-0x0000000006510000-0x0000000006560000-memory.dmpFilesize
320KB
-
memory/3100-139-0x00000000067C0000-0x00000000067CA000-memory.dmpFilesize
40KB