| download: | PDFXChangeViewer.exe |
| Full analysis: | https://app.any.run/tasks/0c5b09e4-d9be-41e8-8954-e4b7f319323a |
| Verdict: | Malicious activity |
| Analysis date: | April 19, 2021, 02:21:35 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive |
| MD5: | 4D602EC8928E61A5514619645759B7F9 |
| SHA1: | 5F1DF211B5C0C7E1E5840FEB577CDCDCB7C61F28 |
| SHA256: | 783F90A6DAA014C36DF6314F86EA36030657397892073CB69FF1E0DEEF1C265D |
| SSDEEP: | 49152:zIAmFLGnwsWYwjQdZIZqGQUQH+naMaVY2ReygJFrIPbbqn3kd:zGKhWYwkXsqGQUQH/MaVY+eyg3n3kd |
MALICIOUS
Loads dropped or rewritten executable
- PDFXChangeViewer.exe (PID: 2560)
- sqlcmd.exe (PID: 2696)
Application was dropped or rewritten from another process
- PDFXChangeViewer.exe (PID: 2560)
- sqlcmd.exe (PID: 2696)
Uses Task Scheduler to run other applications
- PDFXChangeViewer.exe (PID: 2560)
- sqlcmd.exe (PID: 2696)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 1456)
- schtasks.exe (PID: 3084)
SUSPICIOUS
Drops a file that was compiled in debug mode
- PDFXChangeViewer.exe (PID: 2304)
- PDFXChangeViewer.exe (PID: 2560)
Drops a file with a compile date too recent
- PDFXChangeViewer.exe (PID: 2304)
- PDFXChangeViewer.exe (PID: 2560)
Creates files in the user directory
- PDFXChangeViewer.exe (PID: 2304)
- PDFXChangeViewer.exe (PID: 2560)
Executable content was dropped or overwritten
- PDFXChangeViewer.exe (PID: 2560)
- PDFXChangeViewer.exe (PID: 2304)
Executed via Task Scheduler
- sqlcmd.exe (PID: 2696)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (42.2) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (37.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (8.8) |
| .exe | | | Win32 Executable (generic) (6) |
| .exe | | | Generic Win/DOS Executable (2.7) |
EXIF
EXE
| ProductName: | Virtual panel PDF-XChange Viewer |
|---|---|
| LegalCopyright: | Copyright (C) 2001-2021 by Tracker Software Products (Canada) Ltd. |
| FileVersion: | 2.3.1.4 |
| FileDescription: | PDF-XChange Viewer Application |
| CompanyName: | Tracker Software Products (Canada) Ltd. |
| CharacterSet: | Windows, Latin1 |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 2.3.1.4 |
| FileVersionNumber: | 2.3.1.4 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | 6 |
| OSVersion: | 4 |
| EntryPoint: | 0x3348 |
| UninitializedDataSize: | 1024 |
| InitializedDataSize: | 162816 |
| CodeSize: | 26112 |
| LinkerVersion: | 6 |
| PEType: | PE32 |
| TimeStamp: | 2020:08:01 04:44:50+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 01-Aug-2020 02:44:50 |
| Detected languages: |
|
| CompanyName: | Tracker Software Products (Canada) Ltd. |
| FileDescription: | PDF-XChange Viewer Application |
| FileVersion: | 2.3.1.4 |
| LegalCopyright: | Copyright (C) 2001-2021 by Tracker Software Products (Canada) Ltd. |
| ProductName: | Virtual panel PDF-XChange Viewer |
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: | 0x000000C8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 01-Aug-2020 02:44:50 |
| 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 | 0x00006457 | 0x00006600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.43499 |
.rdata | 0x00008000 | 0x00001380 | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.261 |
.data | 0x0000A000 | 0x00025538 | 0x00000600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.13373 |
.ndata | 0x00030000 | 0x00008000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x00038000 | 0x00028418 | 0x00028600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.97117 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.30219 | 832 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 5.01385 | 38056 | UNKNOWN | English - United States | RT_ICON |
3 | 5.03204 | 21640 | UNKNOWN | English - United States | RT_ICON |
4 | 4.73862 | 16936 | UNKNOWN | English - United States | RT_ICON |
5 | 5.10725 | 9640 | UNKNOWN | English - United States | RT_ICON |
6 | 4.99096 | 4264 | UNKNOWN | English - United States | RT_ICON |
7 | 5.19816 | 2440 | UNKNOWN | English - United States | RT_ICON |
8 | 4.88999 | 1128 | UNKNOWN | English - United States | RT_ICON |
103 | 3.06388 | 118 | UNKNOWN | English - United States | RT_GROUP_ICON |
105 | 2.66174 | 256 | UNKNOWN | English - United States | RT_DIALOG |
Imports
ADVAPI32.dll |
COMCTL32.dll |
GDI32.dll |
KERNEL32.dll |
SHELL32.dll |
USER32.dll |
ole32.dll |
Total processes
44
Monitored processes
5
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1456 | /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe" | C:\Windows\System32\schtasks.exe | — | PDFXChangeViewer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2304 | "C:\Users\admin\AppData\Local\Temp\PDFXChangeViewer.exe" | C:\Users\admin\AppData\Local\Temp\PDFXChangeViewer.exe | explorer.exe | ||||||||||||
User: admin Company: Tracker Software Products (Canada) Ltd. Integrity Level: MEDIUM Description: PDF-XChange Viewer Application Exit code: 0 Version: 2.3.1.4 Modules
| |||||||||||||||
| 2560 | C:\Users\admin\AppData\Roaming\Microsoft\Network\PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\PDFXChangeViewer.exe | PDFXChangeViewer.exe | ||||||||||||
User: admin Company: Tracker Software Products (Canada) Ltd. Integrity Level: MEDIUM Description: PDF-XChange Viewer Application Exit code: 4294967295 Modules
| |||||||||||||||
| 2696 | C:\Users\admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe | — | taskeng.exe | |||||||||||
User: admin Company: Tracker Software Products (Canada) Ltd. Integrity Level: MEDIUM Description: PDF-XChange Viewer Application Exit code: 0 Modules
| |||||||||||||||
| 3084 | /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe" | C:\Windows\System32\schtasks.exe | — | sqlcmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
336
Read events
336
Write events
0
Delete events
0
Modification events
Executable files
6
Suspicious files
0
Text files
17
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\libEGL.dll | executable | |
MD5:— | SHA256:— | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\config.ini | dii | |
MD5:— | SHA256:— | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\libtag8.dll | executable | |
MD5:— | SHA256:— | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\PDFXChangeViewer.exe | executable | |
MD5:— | SHA256:— | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\EngHelp.chm | chm | |
MD5:7D3A21D2A8984237DC86BE80B0FAB155 | SHA256:BAFDC0968978EF891723B770A3C2F8C24D25AD53E122CF189F54D465DB09F090 | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\Uninstall.ini | text | |
MD5:5971C46491E623A4EC6E933D96AA6351 | SHA256:F4559031EB72C220B8EBAA177335F791A69E356CA01193057B0644AD2CA37B4C | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\Bitmaps\Header\Header-1.png | image | |
MD5:0D8DBE5CD39F3369265D93195E5C6449 | SHA256:FD17CA05FA0587FBF2D1AB722EBBF4A4B254F2EC0048E9CDAE20655F7DE06A39 | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\Bitmaps\Header\Header-8.png | image | |
MD5:64A2A3DF8A1028959DAE455E6946650A | SHA256:7D7D800156E3D966D5E885CDFC736A8B73EA4B7DF6FF61B94D728676525127D7 | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\vcruntime140.dll | executable | |
MD5:971DBBE854FC6AB78C095607DFAD7B5C | SHA256:5E197A086B6A7711BAA09AFE4EA7C68F0E777B2FF33F1DF25A21F375B7D9693A | |||
| 2304 | PDFXChangeViewer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Network\Bitmaps\Header\Header-7.png | image | |
MD5:88604504C968221B5DB5632C5D8AE850 | SHA256:2906BCE6D7264C0BA58B512436C487C8B0181D142F3F37F019D8BEEB71942767 | |||
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
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report