Analysis
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max time kernel
132s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
22-11-2022 19:04
Static task
static1
Behavioral task
behavioral1
Sample
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe
Resource
win7-20220812-en
General
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Target
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe
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Size
505KB
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MD5
e17cee656c450820e2139ca9ad5576af
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SHA1
8d130ae39b9c4ad6d549532a1bfa0161785de137
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SHA256
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c
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SHA512
ede11b20e0be5106cd6cd0bdcc095927f4072dd38d19e83247288803ca9eb3a70bef04bb1677cb2842337b49bad49758a12829150ad73bb419da88ff5b277cfb
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SSDEEP
6144:teOFbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9OaI:IOFQtqB5urTIoYWBQk1E+VF9mOx9Q
Malware Config
Extracted
Protocol: smtp- Host:
smtp.gmail.com - Port:
587 - Username:
[email protected] - Password:
express1234
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1752-56-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1752-57-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1752-60-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1752-61-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1752-63-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1196-65-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1196-64-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1196-68-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1196-69-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 9 IoCs
Processes:
resource yara_rule behavioral1/memory/1752-56-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1752-57-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1752-60-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1752-61-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1752-63-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1196-65-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1196-64-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1196-68-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1196-69-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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.
Processes:
flow ioc 3 whatismyipaddress.com 5 whatismyipaddress.com 6 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exedescription pid process target process PID 896 set thread context of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 set thread context of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exepid process 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exedescription pid process Token: SeDebugPrivilege 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exepid process 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exedescription pid process target process PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1752 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe PID 896 wrote to memory of 1196 896 33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe"C:\Users\Admin\AppData\Local\Temp\33178b7107d55ddbbb52a9e0268ea73b9a96b8092470688e2fc3c9e76719330c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:896 -
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
PID:1752 -
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⤵PID:1196
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84