Analysis
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max time kernel
102s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 13:39
Static task
static1
Behavioral task
behavioral1
Sample
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe
Resource
win7-20220812-en
General
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Target
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe
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Size
456KB
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MD5
90caac4f6cdbf7973a865dedf54255cd
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SHA1
2b3deb23d17ec7dac24eb87d3b71788d55b89f59
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SHA256
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1
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SHA512
6fa9e0d81da84ee8a2b9d07ee8d9148758a36fe61429f7c284262ba4426c7ea1396f8abdbdacb23b95e55254d2db23a97f923ac2418a346dee2e75434793010b
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SSDEEP
6144:xlkWyyvotlKtJrVtDsSC97H+vNzm7+ud+uZVAfGuPm59HeXQR1RsyLk6h3kcqkNy:Lkn66gjq9L+8Rqje+XQRTJg6Kc3w9
Malware Config
Signatures
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NirSoft MailPassView 11 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1760-62-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1760-64-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1760-66-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1760-68-0x000000000047EA1E-mapping.dmp MailPassView behavioral1/memory/1760-71-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1760-73-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1960-78-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1960-77-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1960-81-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1960-82-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1960-83-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1760-62-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1760-64-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1760-66-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1760-68-0x000000000047EA1E-mapping.dmp WebBrowserPassView behavioral1/memory/1760-71-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1760-73-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1684-84-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1684-85-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1684-88-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1684-90-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1684-92-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 16 IoCs
Processes:
resource yara_rule behavioral1/memory/1760-62-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1760-64-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1760-66-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1760-68-0x000000000047EA1E-mapping.dmp Nirsoft behavioral1/memory/1760-71-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1760-73-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1960-78-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1960-77-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1960-81-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1960-82-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1960-83-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1684-84-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1684-85-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1684-88-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1684-90-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1684-92-0x0000000000400000-0x0000000000458000-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 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exedescription pid process target process PID 536 set thread context of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 1760 set thread context of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 set thread context of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exedescription pid process Token: SeDebugPrivilege 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exepid process 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exedescription pid process target process PID 536 wrote to memory of 1456 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe schtasks.exe PID 536 wrote to memory of 1456 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe schtasks.exe PID 536 wrote to memory of 1456 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe schtasks.exe PID 536 wrote to memory of 1456 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe schtasks.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 536 wrote to memory of 1760 536 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1960 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe PID 1760 wrote to memory of 1684 1760 59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe"C:\Users\Admin\AppData\Local\Temp\59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\326295174.xml"2⤵
- Creates scheduled task(s)
PID:1456 -
C:\Users\Admin\AppData\Local\Temp\59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe"C:\Users\Admin\AppData\Local\Temp\59c53813afac19d4a6439af414597d529dcf973c04ba99a94f40d2de8d7a51d1.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1760 -
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:1960 -
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:1684
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\326295174.xmlFilesize
1KB
MD51189f5e48c6c564f2922cf82ac7f8a46
SHA1e44fff1faf060082f361395ec5a3def91b8ed504
SHA256b0b51b1a72ad3da2531174229a209b5ae890f36ccbf77b23355bb6ffdaf6ab5f
SHA512c5b1ba1ebed8897b945387db77b0b48714a3eb682aa3001cc2f016ceb3657fc3b986b1ae9be3c1746dce21e9f7f47ecd3b5c7274a1bc394c211e9a03ce793cee
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/536-55-0x0000000074780000-0x0000000074D2B000-memory.dmpFilesize
5.7MB
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memory/536-58-0x0000000074780000-0x0000000074D2B000-memory.dmpFilesize
5.7MB
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memory/536-54-0x0000000075B11000-0x0000000075B13000-memory.dmpFilesize
8KB
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memory/536-70-0x0000000074780000-0x0000000074D2B000-memory.dmpFilesize
5.7MB
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memory/1456-56-0x0000000000000000-mapping.dmp
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memory/1684-84-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1684-92-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1684-90-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1684-88-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1684-85-0x0000000000442628-mapping.dmp
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memory/1760-62-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-66-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-75-0x0000000074710000-0x0000000074CBB000-memory.dmpFilesize
5.7MB
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memory/1760-76-0x0000000074710000-0x0000000074CBB000-memory.dmpFilesize
5.7MB
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memory/1760-73-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-59-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-60-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-64-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-89-0x00000000007B5000-0x00000000007C6000-memory.dmpFilesize
68KB
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memory/1760-71-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1760-68-0x000000000047EA1E-mapping.dmp
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memory/1960-78-0x0000000000411654-mapping.dmp
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memory/1960-83-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1960-82-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1960-81-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1960-77-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB