Analysis
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max time kernel
292s -
max time network
212s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-11-2024 15:56
Static task
static1
Behavioral task
behavioral1
Sample
954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe
Resource
win11-20241007-en
General
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Target
954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe
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Size
648KB
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MD5
548a180766b53ea59fd0bdc2ac0793b0
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SHA1
3ff13cb1ab16a65d25061d68a0f2cf801cfb2972
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SHA256
462ee3cd85dede72db4ba090bdbfdf16aade2778cfb23843d70c552bccd5fc57
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SHA512
667dba2f3911a2214db08114f0b0c58925c267d5ed4cc40c3361cf529d3563c1f4e29f0ea6ceee62ea319a0ac370a55a714c582fe22673ff36c28a69175812f2
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SSDEEP
12288:PA2pA0GA0d0d2h3ZBiU5WrLrSwl816oSI:ZYdEGiU5KL+uoSI
Malware Config
Extracted
Protocol: smtp- Host:
173.237.185.61 - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@.
Signatures
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Hawkeye family
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Detected Nirsoft tools 7 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/3060-22-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/3752-35-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/3752-36-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/3752-37-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/776-40-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/776-41-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/776-47-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/3060-22-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/3752-35-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/3752-36-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/3752-37-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/3060-22-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/776-40-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/776-41-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/776-47-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Executes dropped EXE 10 IoCs
pid Process 5012 chromes.exe 3060 chromes.exe 760 chromes.exe 4640 chromes.exe 3676 chromes.exe 1780 chromes.exe 4116 chromes.exe 3268 chromes.exe 4632 chromes.exe 3404 chromes.exe -
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-1-5-21-3973800497-2716210218-310192997-1000\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-1-5-21-3973800497-2716210218-310192997-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" chromes.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 1 whatismyipaddress.com 3 whatismyipaddress.com -
Suspicious use of SetThreadContext 7 IoCs
description pid Process procid_target PID 5012 set thread context of 3060 5012 chromes.exe 82 PID 3060 set thread context of 3752 3060 chromes.exe 84 PID 3060 set thread context of 776 3060 chromes.exe 85 PID 760 set thread context of 4640 760 chromes.exe 92 PID 3676 set thread context of 1780 3676 chromes.exe 94 PID 4116 set thread context of 3268 4116 chromes.exe 96 PID 4632 set thread context of 3404 4632 chromes.exe 98 -
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 14 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 chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromes.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5092 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 776 vbc.exe 776 vbc.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe Token: SeDebugPrivilege 5012 chromes.exe Token: SeDebugPrivilege 3060 chromes.exe Token: SeDebugPrivilege 760 chromes.exe Token: SeDebugPrivilege 3676 chromes.exe Token: SeDebugPrivilege 4116 chromes.exe Token: SeDebugPrivilege 4632 chromes.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3060 chromes.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 640 wrote to memory of 5012 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe 81 PID 640 wrote to memory of 5012 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe 81 PID 640 wrote to memory of 5012 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe 81 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 5012 wrote to memory of 3060 5012 chromes.exe 82 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 3752 3060 chromes.exe 84 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 3060 wrote to memory of 776 3060 chromes.exe 85 PID 640 wrote to memory of 5092 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe 88 PID 640 wrote to memory of 5092 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe 88 PID 640 wrote to memory of 5092 640 954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe 88 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 760 wrote to memory of 4640 760 chromes.exe 92 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 3676 wrote to memory of 1780 3676 chromes.exe 94 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4116 wrote to memory of 3268 4116 chromes.exe 96 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98 PID 4632 wrote to memory of 3404 4632 chromes.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe"C:\Users\Admin\AppData\Local\Temp\954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:640 -
C:\Users\Admin\Music\chromes.exe"C:\Users\Admin\Music\chromes.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Users\Admin\Music\chromes.exe"C:\Users\Admin\Music\chromes.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3060 -
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"4⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:3752
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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"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:776
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /SC MINUTE /TN Application /TR C:\Users\Admin\Music\chromes.exe2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5092
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4980
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C:\Users\Admin\Music\chromes.exeC:\Users\Admin\Music\chromes.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:760 -
C:\Users\Admin\Music\chromes.exe"C:\Users\Admin\Music\chromes.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4640
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C:\Users\Admin\Music\chromes.exeC:\Users\Admin\Music\chromes.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3676 -
C:\Users\Admin\Music\chromes.exe"C:\Users\Admin\Music\chromes.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1780
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C:\Users\Admin\Music\chromes.exeC:\Users\Admin\Music\chromes.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4116 -
C:\Users\Admin\Music\chromes.exe"C:\Users\Admin\Music\chromes.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3268
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C:\Users\Admin\Music\chromes.exeC:\Users\Admin\Music\chromes.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4632 -
C:\Users\Admin\Music\chromes.exe"C:\Users\Admin\Music\chromes.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3404
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
610B
MD55aaa19fc327ebd0f08ee587f457928e1
SHA13ea2cfd1fdc2b7db213969d212d737dbaf28ece7
SHA256d09e2a478d267bca614be5fb0971c6df4a188f3b65e614cfb912085b8bff4bff
SHA512eb3f995784e7f0ac2ed8cbe8dda4d9f64652c94af2991acf408bb3cb13b433d5797a0aac79d2b0ffb45f4d88377d37da8e52a7a14b6083836473b43abac29aef
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
648KB
MD5548a180766b53ea59fd0bdc2ac0793b0
SHA13ff13cb1ab16a65d25061d68a0f2cf801cfb2972
SHA256462ee3cd85dede72db4ba090bdbfdf16aade2778cfb23843d70c552bccd5fc57
SHA512667dba2f3911a2214db08114f0b0c58925c267d5ed4cc40c3361cf529d3563c1f4e29f0ea6ceee62ea319a0ac370a55a714c582fe22673ff36c28a69175812f2