Analysis
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max time kernel
130s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
12-07-2022 06:24
Static task
static1
Behavioral task
behavioral1
Sample
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe
Resource
win10v2004-20220414-en
General
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Target
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe
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Size
644KB
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MD5
3f89d02b34d744e61e88bbca179990d8
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SHA1
773d359222ca6ec67f388dcca81a54b4941cf20f
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SHA256
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0
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SHA512
fcc5547c869595e48bf40405aeb02615d774db8cb5a2cc120f0fa5f27a400e59116e71e3b1d5c468c3f7cdf3a245be97d4e6f89d954d898542bebc5ff9a9e162
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
pil.ge@yandex.com - Password:
waterly12
Signatures
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NirSoft MailPassView 8 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1704-59-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1704-61-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1704-63-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1820-69-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1820-70-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1820-73-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1820-74-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1820-83-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 8 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1704-59-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1704-61-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1704-63-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1916-75-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1916-76-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1916-79-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1916-80-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1916-81-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 13 IoCs
Processes:
resource yara_rule behavioral1/memory/1704-59-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1704-61-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1704-63-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1820-69-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1820-70-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1820-73-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1820-74-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1916-75-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1916-76-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1916-79-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1916-80-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1916-81-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1820-83-0x0000000000400000-0x000000000041B000-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-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.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 7 whatismyipaddress.com 4 whatismyipaddress.com 6 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exedescription pid process target process PID 1580 set thread context of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1704 set thread context of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 set thread context of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exedescription pid process Token: SeDebugPrivilege 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe Token: SeDebugPrivilege 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exepid process 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exedescription pid process target process PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1580 wrote to memory of 1704 1580 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1820 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe PID 1704 wrote to memory of 1916 1704 4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe"C:\Users\Admin\AppData\Local\Temp\4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe"C:\Users\Admin\AppData\Local\Temp\4c61215602f935c30d31bc6c34e55bb13297fc5d0b306bca4ed1fd577b70fbe0.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
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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⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/1580-65-0x00000000748C0000-0x0000000074E6B000-memory.dmpFilesize
5.7MB
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memory/1580-55-0x00000000748C0000-0x0000000074E6B000-memory.dmpFilesize
5.7MB
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memory/1580-56-0x00000000748C0000-0x0000000074E6B000-memory.dmpFilesize
5.7MB
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memory/1580-57-0x0000000002156000-0x0000000002167000-memory.dmpFilesize
68KB
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memory/1580-58-0x0000000002156000-0x0000000002167000-memory.dmpFilesize
68KB
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memory/1580-54-0x0000000076811000-0x0000000076813000-memory.dmpFilesize
8KB
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memory/1580-67-0x0000000002156000-0x0000000002167000-memory.dmpFilesize
68KB
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memory/1704-59-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1704-66-0x00000000748C0000-0x0000000074E6B000-memory.dmpFilesize
5.7MB
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memory/1704-63-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1704-68-0x00000000748C0000-0x0000000074E6B000-memory.dmpFilesize
5.7MB
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memory/1704-61-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1820-74-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1820-73-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1820-70-0x0000000000411654-mapping.dmp
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memory/1820-69-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1820-83-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1916-75-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1916-76-0x0000000000442628-mapping.dmp
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memory/1916-79-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1916-80-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1916-81-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB