| File name: | netwalker.vbs |
| Full analysis: | https://app.any.run/tasks/a8c787da-5593-4934-87c3-1c569c9e190f |
| Verdict: | Malicious activity |
| Threats: | Netwalker is ransomware — it belongs to a malware family which encrypts files and demands users to pay a ransom to get their data back. Netwalker utilizes several sophisticated techniques, such as process hollowing and code obfuscation to target corporate victims. |
| Analysis date: | May 13, 2020, 20:03:51 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | text/plain |
| File info: | ASCII text, with very long lines, with CRLF line terminators |
| MD5: | 5B80CBBDCB697C0B8EC26E6CF0FF305C |
| SHA1: | F26323676B7ED39590DDFEDD344B0CF605393598 |
| SHA256: | AD8D379A4431CABD079A1C34ADD903451E11F06652FE28D3F3EDB6C469C43893 |
| SSDEEP: | 3072:AEe+n+jGECbFXc7tt8PWmMFqHGnxnMx/nbUArHxWNyEAWPRhNa:AEfT27MPWumxM+7N/AwM |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2124 | "C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\netwalker.vbs" | C:\Windows\System32\WScript.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
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| 3464 | C:\Windows\system32\vssadmin.exe delete shadows /all /quiet | C:\Windows\system32\vssadmin.exe | — | Gpbo.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Command Line Interface for Microsoft® Volume Shadow Copy Service Exit code: 2 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
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| 3844 | C:\Users\admin\AppData\Local\Temp\Gpbo.exe | C:\Users\admin\AppData\Local\Temp\Gpbo.exe | WScript.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: WTV file converter Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
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| (PID) Process: | (3844) Gpbo.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\0b1567bf |
| Operation: | write | Name: | 0b1567bf |
Value: 8E40CB9B55B19A834D8F8AEB5C865BC3C42B2ECD10C7FF587C78159018398D789F90CC8215DCF08DFE3D0A67A8A93DCC5AA5086DEADA08A2EDC2AB2E67C58909BDE1D71D8A2895928A916C2876F196F2D6ED9D95B80999F7B74F9E328D8A9BF815125469DBB61C2E9F8618F0024D043CA1E121FAA17490722FFBF8C672B23402DD9779D6785CE8B514980C4A | |||
| (PID) Process: | (3844) Gpbo.exe | Key: | HKEY_CURRENT_USER\Software\0b1567bf |
| Operation: | write | Name: | 0b1567bf |
Value: 8E40CB9B55B19A834D8F8AEB5C865BC3C42B2ECD10C7FF587C78159018398D789F90CC8215DCF08DFE3D0A67A8A93DCC5AA5086DEADA08A2EDC2AB2E67C58909BDE1D71D8A2895928A916C2876F196F2D6ED9D95B80999F7B74F9E328D8A9BF815125469DBB61C2E9F8618F0024D043CA1E121FAA17490722FFBF8C672B23402DD9779D6785CE8B514980C4A | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\Hx_1033_MValidator.Lck | text | |
MD5:B485167C5B0E59D47009A16F90FE2659 | SHA256:DB44B8DB4F05D720EF1A57ABADEED0C164D47B17416C7DD7D136D8F10FBA91C9 | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\Hx_1033_MTOC_Hx.HxH | binary | |
MD5:B7F09FBAD56D5F5EFC1F9C27A1155307 | SHA256:ADEA49518D9D6E0B97B15E82D836DC2EE6B70DE4124F52F209C242C380D33658 | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\MS.POWERPNT.14.3082.hxn | binary | |
MD5:22876E4374FA9F53A1E66AA3FA5B0C20 | SHA256:AC72F09870D54BD6D8AC6284B90EDBF4FE14E681E0FDB7565D8B113AF80DBC2D | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\MS.EXCEL.14.1031.hxn | binary | |
MD5:9AEC403E2D810C46A433851DAFD4F097 | SHA256:938DF888103D1DCEF554523A67943CA053CEB4E65899EA353745CDDDEE735E5A | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\MS.EXCEL.DEV.14.1031.hxn | binary | |
MD5:38061A5BD58F41E730B9F7AECF8887D2 | SHA256:E656B20C05E1B9CA2144922DB899E44098868B4BEEDC3D73EDB03D03BBBA8D02 | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\Hx_1033_MKWD_NamedURL.HxW | binary | |
MD5:88FE9929E8F8EC6729DB58A785562BEC | SHA256:B4BA3612D2C078E72D8000B89BD7F442EF0A3B1FAD81695CB61CE5615116EB59 | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\MS.EXCEL.14.1042.hxn | binary | |
MD5:332CABC12302A454A6FB13D904965F6A | SHA256:97D8B1BB8D54E80FBE1D3B16408E4FA90B438939AF2D5C18C790E5BEC2757D3A | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\Hx_1033_MValidator.HxD | binary | |
MD5:31371546A653251985E3C91A36C9900E | SHA256:05744183D14D2331F53FADCD71865E5635E7745B1A3A4680AB3582C791C99656 | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\MS.POWERPNT.DEV.14.1033.hxn | binary | |
MD5:A0F37FD486B76044569BF172F641EC81 | SHA256:8EDD97F24946D7493EBE0B57888446EBFC788D00F3A2F6DB82A35D19C570176A | |||
| 3844 | Gpbo.exe | C:\Users\admin\AppData\Local\VirtualStore\ProgramData\Microsoft Help\MS.POWERPNT.14.1049.hxn | binary | |
MD5:174A712B20646E7A54F51B43B634B364 | SHA256:B10BE2DD86FBBB34107CB34591431B9CC262A59783A3870B2021A5AAEACF898F | |||