Analysis
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max time kernel
122s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
09-12-2024 15:12
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 2328 palladiums.exe -
Loads dropped DLL 1 IoCs
pid Process 1500 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\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 Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\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/0x000700000001938e-13.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2328 set thread context of 2436 2328 palladiums.exe 31 -
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 2436 RegSvcs.exe 2436 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2328 palladiums.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2436 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 1500 PO.exe 1500 PO.exe 2328 palladiums.exe 2328 palladiums.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 1500 PO.exe 1500 PO.exe 2328 palladiums.exe 2328 palladiums.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1500 wrote to memory of 2328 1500 PO.exe 30 PID 1500 wrote to memory of 2328 1500 PO.exe 30 PID 1500 wrote to memory of 2328 1500 PO.exe 30 PID 1500 wrote to memory of 2328 1500 PO.exe 30 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 PID 2328 wrote to memory of 2436 2328 palladiums.exe 31 -
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:1500 -
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:2328 -
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:2436
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
140KB
MD5ce7de9ac10efd9719afdba6e535476e7
SHA13757b335c4a743da0bd92508f3f54662f17e6664
SHA25635c6fe00366c0a517a0b4b125ec1430100d94043c275026436c92a9ea73dd61e
SHA512e5973f4135cda1c6af295abc1cfa13d52041413c3ff02c43aed00633eb8200e7ed296521b0f6584ddbca11fb49e09100693abee686df5b6c2afd8bcad9402474
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Filesize
976KB
MD5123b5ecd85676f192dfe4a0d6d3b9419
SHA15a96e18cde4f369646c421c58dd7ce92c307862d
SHA256520e219c0f4f6198428644141cbbb479607aa8aafc613c1d7abdaca2b8254359
SHA5121f12089b4fb87b0bb0d92c2a7562616269c8fcb6c409f5de74bba4c5f06dc29d24cdcd32120bce7c3cb8978afa8f7ab2cb121e4900c6275b4abf8d27f3884987