Analysis
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max time kernel
118s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
18-11-2024 11:56
Static task
static1
Behavioral task
behavioral1
Sample
ProofofPaymentAttached.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
ProofofPaymentAttached.exe
Resource
win10v2004-20241007-en
General
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Target
ProofofPaymentAttached.exe
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Size
1.0MB
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MD5
a2c61107b1d0bd03a8133c81b02fe6d8
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SHA1
b27273c26424a5ab644440485196b506ed5e4ee7
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SHA256
f0e637afd17905703f31d1efa7b5c847687560311ecec72b7f84352b4e3c66fc
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SHA512
02dafffd91ebf5860535f1cd3d815a93bb2953d77e1e0d4f4507867f91dbde60bf993982f201de5b7e586bf94a50a7c466ee07dfa8cc3ae4305c921c3f41009d
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SSDEEP
24576:rtb20pkaCqT5TBWgNQ7aU3pfLv+GTnn25/6A:oVg5tQ7aU3Fpn2x5
Malware Config
Extracted
Protocol: smtp- Host:
mzgold.ir - Port:
587 - Username:
[email protected] - Password:
^Wg7~Wau!C8H
Extracted
vipkeylogger
Protocol: smtp- Host:
mzgold.ir - Port:
587 - Username:
[email protected] - Password:
^Wg7~Wau!C8H - 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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2112 set thread context of 3008 2112 ProofofPaymentAttached.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 ProofofPaymentAttached.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3008 RegSvcs.exe 3008 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2112 ProofofPaymentAttached.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3008 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2112 ProofofPaymentAttached.exe 2112 ProofofPaymentAttached.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2112 ProofofPaymentAttached.exe 2112 ProofofPaymentAttached.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 PID 2112 wrote to memory of 3008 2112 ProofofPaymentAttached.exe 30 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ProofofPaymentAttached.exe"C:\Users\Admin\AppData\Local\Temp\ProofofPaymentAttached.exe"1⤵
- 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:2112 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\ProofofPaymentAttached.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3008
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