| download: | PDFStreamDumper_Setup.exe |
| Full analysis: | https://app.any.run/tasks/661a9ec7-8d5c-405f-bbab-62d9f457ee01 |
| Verdict: | Malicious activity |
| Analysis date: | March 12, 2020, 09:54:13 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 3AC32A72F85C543A25A5152C671A701D |
| SHA1: | 45565AFB932889499505565EDF176EED98686E01 |
| SHA256: | 3297D271DB055194A65F2F46FA073E2CD112C62E5B23CDEDFFE292AC21637599 |
| SSDEEP: | 98304:MrTuKAgjqLOpsSF4kI1yUWgHR/nt+/BDYL:4uKAJLOptC11kkIqL |
MALICIOUS
Loads dropped or rewritten executable
- regsvr32.exe (PID: 332)
- regsvr32.exe (PID: 2356)
- regsvr32.exe (PID: 3164)
- explorer.exe (PID: 372)
- regsvr32.exe (PID: 912)
- regsvr32.exe (PID: 3456)
- regsvr32.exe (PID: 2844)
- regsvr32.exe (PID: 3760)
Registers / Runs the DLL via REGSVR32.EXE
- PDFStreamDumper_Setup.tmp (PID: 3588)
SUSPICIOUS
Executable content was dropped or overwritten
- PDFStreamDumper_Setup.tmp (PID: 3588)
- PDFStreamDumper_Setup.exe (PID: 2796)
- PDFStreamDumper_Setup.exe (PID: 3512)
Creates COM task schedule object
- regsvr32.exe (PID: 3760)
- regsvr32.exe (PID: 3164)
- regedit.exe (PID: 2664)
- regsvr32.exe (PID: 332)
- regsvr32.exe (PID: 2356)
Creates files in the user directory
- explorer.exe (PID: 372)
Creates files in the Windows directory
- PDFStreamDumper_Setup.tmp (PID: 3588)
INFO
Application was dropped or rewritten from another process
- PDFStreamDumper_Setup.tmp (PID: 2376)
- PDFStreamDumper_Setup.tmp (PID: 3588)
Loads dropped or rewritten executable
- PDFStreamDumper_Setup.tmp (PID: 3588)
Creates a software uninstall entry
- PDFStreamDumper_Setup.tmp (PID: 3588)
Creates files in the program directory
- PDFStreamDumper_Setup.tmp (PID: 3588)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable PowerBASIC/Win 9.x (51.2) |
|---|---|---|
| .exe | | | Inno Setup installer (37.9) |
| .exe | | | Win32 Executable Delphi generic (4.9) |
| .dll | | | Win32 Dynamic Link Library (generic) (2.2) |
| .exe | | | Win32 Executable (generic) (1.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 1992:06:20 00:22:17+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 37376 |
| InitializedDataSize: | 17408 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x9a54 |
| OSVersion: | 1 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.0.0 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Windows, Latin1 |
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | |
| FileDescription: | PDFStreamDumper Setup |
| FileVersion: | |
| LegalCopyright: |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 19-Jun-1992 22:22:17 |
| Detected languages: |
|
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | - |
| FileDescription: | PDFStreamDumper Setup |
| FileVersion: | - |
| LegalCopyright: | - |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 8 |
| Time date stamp: | 19-Jun-1992 22:22:17 |
| 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 |
|---|---|---|---|---|---|
CODE | 0x00001000 | 0x0000916C | 0x00009200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.56472 |
DATA | 0x0000B000 | 0x0000024C | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.73351 |
BSS | 0x0000C000 | 0x00000E48 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.idata | 0x0000D000 | 0x00000950 | 0x00000A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.43073 |
.tls | 0x0000E000 | 0x00000008 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x0000F000 | 0x00000018 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0.204488 |
.reloc | 0x00010000 | 0x000008B4 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0 |
.rsrc | 0x00011000 | 0x00002A00 | 0x00002A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 4.42294 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.94378 | 1150 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 3.47151 | 1384 | UNKNOWN | Dutch - Netherlands | RT_ICON |
3 | 3.91708 | 744 | UNKNOWN | Dutch - Netherlands | RT_ICON |
4 | 3.91366 | 2216 | UNKNOWN | Dutch - Netherlands | RT_ICON |
4089 | 3.21823 | 754 | UNKNOWN | UNKNOWN | RT_STRING |
4090 | 3.31515 | 780 | UNKNOWN | UNKNOWN | RT_STRING |
4091 | 3.25024 | 718 | UNKNOWN | UNKNOWN | RT_STRING |
4093 | 2.86149 | 104 | UNKNOWN | UNKNOWN | RT_STRING |
4094 | 3.20731 | 180 | UNKNOWN | UNKNOWN | RT_STRING |
4095 | 3.04592 | 174 | UNKNOWN | UNKNOWN | RT_STRING |
Imports
advapi32.dll |
comctl32.dll |
kernel32.dll |
oleaut32.dll |
user32.dll |
Total processes
56
Monitored processes
15
Malicious processes
5
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 332 | "C:\Windows\system32\regsvr32.exe" /s "c:\PDFStreamDumper\plugins\build_db.dll" | C:\Windows\system32\regsvr32.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 372 | C:\Windows\Explorer.EXE | C:\Windows\explorer.exe | — | — | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 912 | "C:\Windows\system32\regsvr32.exe" /s "C:\Windows\richtx32.ocx" | C:\Windows\system32\regsvr32.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2356 | "C:\Windows\system32\regsvr32.exe" /s "c:\PDFStreamDumper\plugins\obj_browser.dll" | C:\Windows\system32\regsvr32.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2376 | "C:\Users\admin\AppData\Local\Temp\is-Q96MH.tmp\PDFStreamDumper_Setup.tmp" /SL5="$90140,3559916,53248,C:\Users\admin\Downloads\PDFStreamDumper_Setup.exe" | C:\Users\admin\AppData\Local\Temp\is-Q96MH.tmp\PDFStreamDumper_Setup.tmp | — | PDFStreamDumper_Setup.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Setup/Uninstall Exit code: 0 Version: 51.49.0.0 Modules
| |||||||||||||||
| 2664 | "regedit.exe" /s c:\PDFStreamDumper\iTextFilters\iText_Filters.reg | C:\Windows\regedit.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Editor Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2796 | "C:\Users\admin\Downloads\PDFStreamDumper_Setup.exe" | C:\Users\admin\Downloads\PDFStreamDumper_Setup.exe | explorer.exe | ||||||||||||
User: admin Company: Integrity Level: MEDIUM Description: PDFStreamDumper Setup Exit code: 0 Version: Modules
| |||||||||||||||
| 2844 | "C:\Windows\system32\regsvr32.exe" /s "c:\PDFStreamDumper\hexed.ocx" | C:\Windows\system32\regsvr32.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2860 | "C:\Windows\system32\regsvr32.exe" /s "C:\Windows\MSCOMCTL.OCX" | C:\Windows\system32\regsvr32.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3164 | "C:\Windows\system32\regsvr32.exe" /s "c:\PDFStreamDumper\plugins\virustotal.dll" | C:\Windows\system32\regsvr32.exe | — | PDFStreamDumper_Setup.tmp | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft(C) Register Server Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
4 121
Read events
3 179
Write events
900
Delete events
42
Modification events
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{BDD1F04B-858B-11D1-B16A-00C0F0283628} |
| Operation: | write | Name: | |
Value: Microsoft ListView Control 6.0 (SP6) | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{BDD1F04B-858B-11D1-B16A-00C0F0283628}\InprocServer32 |
| Operation: | write | Name: | |
Value: C:\Windows\MSCOMCTL.OCX | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{BDD1F04B-858B-11D1-B16A-00C0F0283628}\InprocServer32 |
| Operation: | write | Name: | ThreadingModel |
Value: Apartment | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSComctlLib.ListViewCtrl |
| Operation: | write | Name: | |
Value: Microsoft ListView Control 6.0 (SP6) | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSComctlLib.ListViewCtrl\CLSID |
| Operation: | write | Name: | |
Value: {BDD1F04B-858B-11D1-B16A-00C0F0283628} | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSComctlLib.ListViewCtrl\CurVer |
| Operation: | write | Name: | |
Value: MSComctlLib.ListViewCtrl.2 | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSComctlLib.ListViewCtrl.2 |
| Operation: | write | Name: | |
Value: Microsoft ListView Control 6.0 (SP6) | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MSComctlLib.ListViewCtrl.2\CLSID |
| Operation: | write | Name: | |
Value: {BDD1F04B-858B-11D1-B16A-00C0F0283628} | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{BDD1F04B-858B-11D1-B16A-00C0F0283628}\VersionIndependentProgID |
| Operation: | write | Name: | |
Value: MSComctlLib.ListViewCtrl | |||
| (PID) Process: | (2860) regsvr32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{BDD1F04B-858B-11D1-B16A-00C0F0283628}\ProgID |
| Operation: | write | Name: | |
Value: MSComctlLib.ListViewCtrl.2 | |||
Executable files
26
Suspicious files
22
Text files
26
Unknown types
10
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-2HAO3.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-VMVS4.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-8GE7K.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-N0LL9.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-430UP.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-RI08K.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-4F6T2.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-K82JI.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-1UPL6.tmp | — | |
MD5:— | SHA256:— | |||
| 3588 | PDFStreamDumper_Setup.tmp | C:\PDFStreamDumper\is-IDJJK.tmp | — | |
MD5:— | 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
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report