Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 23:05
Static task
static1
Behavioral task
behavioral1
Sample
83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe
Resource
win7-20241010-en
General
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Target
83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe
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Size
520KB
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MD5
af60426a0eb85c182631934af8ef9c40
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SHA1
3da4dfb63f2f3a4e5094e4b7cd17bee1f4b0d1f2
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SHA256
83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3ef
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SHA512
8685100a2da5bdfe9e7f2554b899aee12bdd826495872eb737e3093f7cd8bc2b99014a1f6389c2613a4483f7013c92e25608f3d3ec99e54a30f2a05a33f3ce1c
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SSDEEP
6144:4uXqDCZAbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9c:/ZAQtqB5urTIoYWBQk1E+VF9mOx99i
Malware Config
Extracted
Protocol: smtp- Host:
smtp.gmail.com - Port:
587 - Username:
[email protected] - Password:
leonardo124
Signatures
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Hawkeye family
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/2940-5-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2940-7-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2940-10-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2940-13-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2476-18-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2476-19-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2476-15-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2476-27-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2940-5-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2940-7-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2940-10-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2940-13-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2476-18-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2476-19-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2476-15-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2476-27-0x0000000000400000-0x0000000000458000-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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1504 set thread context of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 set thread context of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 -
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 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.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 2 IoCs
pid Process 2476 vbc.exe 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2940 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 31 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33 PID 1504 wrote to memory of 2476 1504 83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe"C:\Users\Admin\AppData\Local\Temp\83d3b8fb46c4e3ac63df6d960cf6aa7c7aaff1843ffe5cfe2c4f7db98bbce3efN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504 -
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:2940
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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:2476
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84