Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-10-2024 01:07
Static task
static1
Behavioral task
behavioral1
Sample
0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe
Resource
win10v2004-20241007-en
General
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Target
0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe
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Size
1.7MB
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MD5
ccb3b74d378733c21fc584875b5a8b07
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SHA1
6779b4d3cfff750eeeeba77ec7abf4e206cc3931
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SHA256
0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db
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SHA512
ab0739b93d6db261cfb6a1ea0efc759eac6f883ba06dd2ca516bb9415a022215a1b35ccb5bac0c5b90d37878e509e0bb4da4645c312305b03a957b5bf61d2d58
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SSDEEP
49152:cpc6JirvEsh7B4/6LXhzmgvznCZzzg0zsYv:cp0rvdh7Sm1Pwzzg0zsY
Malware Config
Extracted
Protocol: smtp- Host:
smtp.gmail.com - Port:
587 - Username:
[email protected] - Password:
1234567Dd
Signatures
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Detected Nirsoft tools 4 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/3180-494-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3180-497-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1872-504-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1872-512-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/3180-494-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3180-497-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/1872-504-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1872-512-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe File opened for modification C:\Windows\assembly\Desktop.ini 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 26 whatismyipaddress.com 29 whatismyipaddress.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
pid Process 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2412 set thread context of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 set thread context of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe File created C:\Windows\assembly\Desktop.ini 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe File opened for modification C:\Windows\assembly\Desktop.ini 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
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 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1872 vbc.exe 1872 vbc.exe 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 3180 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 96 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102 PID 2412 wrote to memory of 1872 2412 0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe"C:\Users\Admin\AppData\Local\Temp\0b1fadc136b71d5961664a2a1dc8e340c28324d3d8637667f1280bee4c3d12db.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:3180
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1872
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196