Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2022 03:26
Static task
static1
Behavioral task
behavioral1
Sample
599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
Resource
win10v2004-20220721-en
General
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Target
599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe
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Size
721KB
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MD5
a4ea055668d3769fe490554d674db71d
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SHA1
714f4799053565be5d5122f5d2291c796a162e5e
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SHA256
599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16
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SHA512
f0cc698250ce49a076b1786d5913a65796872f2e64251b71e62887758c0987ac376e50ae4b7177dbf4c187e8220d6eb1960e8eebffa8d34f6f8c2a7631c48595
Malware Config
Extracted
Protocol: smtp- Host:
smtp.zoho.com - Port:
587 - Username:
[email protected] - Password:
Onyedikachi!1993
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/4056-140-0x0000000006B50000-0x0000000006BE6000-memory.dmp MailPassView behavioral2/memory/2160-146-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/2160-147-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2160-149-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2160-150-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/4056-140-0x0000000006B50000-0x0000000006BE6000-memory.dmp WebBrowserPassView behavioral2/memory/4520-154-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4520-153-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/4520-156-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4520-158-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 9 IoCs
resource yara_rule behavioral2/memory/4056-140-0x0000000006B50000-0x0000000006BE6000-memory.dmp Nirsoft behavioral2/memory/2160-146-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/2160-147-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2160-149-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2160-150-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4520-154-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4520-153-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/4520-156-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4520-158-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
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-1-5-21-2660308776-3705150086-26593515-1000\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-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.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 9 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3444 set thread context of 4056 3444 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 77 PID 4056 set thread context of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 set thread context of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3444 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 3444 wrote to memory of 4056 3444 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 77 PID 3444 wrote to memory of 4056 3444 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 77 PID 3444 wrote to memory of 4056 3444 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 77 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 2160 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 79 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80 PID 4056 wrote to memory of 4520 4056 599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exeC:\Users\Admin\AppData\Local\Temp\599b3363ffefa7e364574f9c8c6d5978999c2066dd905658ad9b88626624ce16.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4056 -
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"3⤵
- Accesses Microsoft Outlook accounts
PID:2160
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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"3⤵PID:4520
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196