Analysis
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max time kernel
118s -
max time network
120s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
21/08/2024, 07:56
Static task
static1
Behavioral task
behavioral1
Sample
23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe
Resource
win11-20240802-en
General
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Target
23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe
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Size
714KB
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MD5
06ef63fcb30cb75b38e13a0a12764097
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SHA1
fbf8ee77153177587ef1e81e36cb4adad054d208
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SHA256
23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2
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SHA512
833722edea13277437343fd24cdfdd2b99a5c8d909a68421ee65bb0e0bbefa41aef183340cce4991d55c21d505e6bfc7e6bb429ccbb10bcdf619669e800b42d2
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SSDEEP
12288:c9iiCwgqaVouR4NFasPhfhalaY8xYzOwmutXu5biBfLxenfpQE/rnXwfBIkR:c91C/qaSuybalFdmmeRaLMfmks
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
novaoil.top - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@ - 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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 876 powershell.exe -
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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-131918955-2378418313-883382443-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe Key opened \REGISTRY\USER\S-1-5-21-131918955-2378418313-883382443-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe Key opened \REGISTRY\USER\S-1-5-21-131918955-2378418313-883382443-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.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 1 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1136 set thread context of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 32 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 876 powershell.exe 876 powershell.exe 32 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 32 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe Token: SeDebugPrivilege 876 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1136 wrote to memory of 876 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 82 PID 1136 wrote to memory of 876 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 82 PID 1136 wrote to memory of 876 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 82 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 PID 1136 wrote to memory of 32 1136 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe 84 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-131918955-2378418313-883382443-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-131918955-2378418313-883382443-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe"C:\Users\Admin\AppData\Local\Temp\23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1136 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:876
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C:\Users\Admin\AppData\Local\Temp\23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.exe"C:\Users\Admin\AppData\Local\Temp\23b9b4a46c15c5fa3b7445e8041852f3dc831547903250209ca738b1a17fb7c2.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:32
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82