Analysis
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max time kernel
118s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
09-12-2024 15:24
Static task
static1
Behavioral task
behavioral1
Sample
PO.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
PO.exe
Resource
win10v2004-20241007-en
General
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Target
PO.exe
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Size
976KB
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MD5
123b5ecd85676f192dfe4a0d6d3b9419
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SHA1
5a96e18cde4f369646c421c58dd7ce92c307862d
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SHA256
520e219c0f4f6198428644141cbbb479607aa8aafc613c1d7abdaca2b8254359
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SHA512
1f12089b4fb87b0bb0d92c2a7562616269c8fcb6c409f5de74bba4c5f06dc29d24cdcd32120bce7c3cb8978afa8f7ab2cb121e4900c6275b4abf8d27f3884987
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SSDEEP
24576:yu6J33O0c+JY5UZ+XC0kGso6Fa6J35NOWY:0u0c++OCvkGs9Fa67Y
Malware Config
Extracted
Protocol: smtp- Host:
mail.irco.com.sa - Port:
587 - Username:
[email protected] - Password:
info12A
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.irco.com.sa - Port:
587 - Username:
[email protected] - Password:
info12A - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\palladiums.vbs palladiums.exe -
Executes dropped EXE 1 IoCs
pid Process 1824 palladiums.exe -
Loads dropped DLL 1 IoCs
pid Process 388 PO.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x0007000000019242-13.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1824 set thread context of 2440 1824 palladiums.exe 32 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language palladiums.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2440 RegSvcs.exe 2440 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1824 palladiums.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2440 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 388 PO.exe 388 PO.exe 1824 palladiums.exe 1824 palladiums.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 388 PO.exe 388 PO.exe 1824 palladiums.exe 1824 palladiums.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 388 wrote to memory of 1824 388 PO.exe 31 PID 388 wrote to memory of 1824 388 PO.exe 31 PID 388 wrote to memory of 1824 388 PO.exe 31 PID 388 wrote to memory of 1824 388 PO.exe 31 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 PID 1824 wrote to memory of 2440 1824 palladiums.exe 32 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:388 -
C:\Users\Admin\AppData\Local\biopsies\palladiums.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"3⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2440
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
128KB
MD5e49ab4139335bd5b9809cf816a7d38e8
SHA155494e2bb1b7208a801f9cc6d0343f4385d3890a
SHA256c5da195447cbfa0c0ef7b20bc07f71d43beb37f934e75f38ec90d42ea5b63492
SHA512b813eac24fbf9610ba95c75a1c768705db9ca19e889faaee59d14c1416241d0076f6e46e21cc82a1ad67944efaca211ddc383647ada737622aed68e70f1195d3
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Filesize
976KB
MD5123b5ecd85676f192dfe4a0d6d3b9419
SHA15a96e18cde4f369646c421c58dd7ce92c307862d
SHA256520e219c0f4f6198428644141cbbb479607aa8aafc613c1d7abdaca2b8254359
SHA5121f12089b4fb87b0bb0d92c2a7562616269c8fcb6c409f5de74bba4c5f06dc29d24cdcd32120bce7c3cb8978afa8f7ab2cb121e4900c6275b4abf8d27f3884987