| File name: | Windows10Upgrade9252.exe |
| Full analysis: | https://app.any.run/tasks/d4e77d54-fe45-4989-8c8c-c4a8016b031e |
| Verdict: | Malicious activity |
| Analysis date: | September 27, 2019, 14:33:20 |
| 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 |
| MD5: | BC9CD9E254FCAD2D8D2EF56245842F48 |
| SHA1: | 446ABF76D2E9792E735D3210C9BF1B80F825B8FD |
| SHA256: | EC639A3892DC210711DB11893E06AD884A6E1B5281F3005BCC0110437657BB36 |
| SSDEEP: | 98304:sq/jZSyRTB8jNafLVIH2/rvyXt1ZmGToSZ0TBHXOh5vH3Caht5fDC3jKCs9gLnhS:sq7ZSyRTB8QCH2/TMf7srH+b/yUDC3jK |
MALICIOUS
Application was dropped or rewritten from another process
- Windows10UpgraderApp.exe (PID: 2096)
Loads dropped or rewritten executable
- Windows10UpgraderApp.exe (PID: 2096)
Changes settings of System certificates
- Windows10UpgraderApp.exe (PID: 2096)
SUSPICIOUS
Executable content was dropped or overwritten
- Windows10Upgrade9252.exe (PID: 3512)
Creates files in the program directory
- Windows10Upgrade9252.exe (PID: 3512)
Reads internet explorer settings
- Windows10UpgraderApp.exe (PID: 2096)
Creates a software uninstall entry
- Windows10Upgrade9252.exe (PID: 3512)
Adds / modifies Windows certificates
- Windows10UpgraderApp.exe (PID: 2096)
Low-level read access rights to disk partition
- Windows10UpgraderApp.exe (PID: 2096)
Creates files in the Windows directory
- Windows10UpgraderApp.exe (PID: 2096)
- Windows10Upgrade9252.exe (PID: 3512)
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) (67.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.2) |
| .exe | | | Win32 Executable (generic) (9.7) |
| .exe | | | Generic Win/DOS Executable (4.3) |
| .exe | | | DOS Executable Generic (4.3) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:08:19 21:24:05+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 10.1 |
| CodeSize: | 436736 |
| InitializedDataSize: | 169984 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x4ef6e |
| OSVersion: | 6.2 |
| ImageVersion: | 6.2 |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.4.9200.22866 |
| ProductVersionNumber: | 1.4.9200.22866 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Arabic |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | مساعد تحديث Windows 10 |
| InternalName: | Windows10Upgrader.exe |
| LegalCopyright: | Copyright © Microsoft Corporation. All rights reserved. |
| OriginalFileName: | Windows10Upgrader.exe |
| ProductName: | Windows 10 Update Assistant |
| FileVersion: | 1.4.9200.22866 |
| ProductVersion: | 1.4.9200.22866 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 19-Aug-2019 19:24:05 |
| Detected languages: |
|
| Debug artifacts: |
|
| CompanyName: | Microsoft Corporation |
| FileDescription: | Asistente para actualización a Windows 10 |
| InternalName: | Windows10Upgrader.exe |
| LegalCopyright: | Copyright © Microsoft Corporation. Todos los derechos reservados. |
| OriginalFilename: | Windows10Upgrader.exe |
| ProductName: | Asistente para actualización a Windows 10 |
| FileVersion: | 1.4.9200.22866 |
| ProductVersion: | 1.4.9200.22866 |
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: | 0x000000E8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 6 |
| Time date stamp: | 19-Aug-2019 19:24:05 |
| 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 | 0x0006A8FC | 0x0006AA00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.59148 |
.data | 0x0006C000 | 0x00001EAC | 0x00000C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 5.42686 |
.idata | 0x0006E000 | 0x00001956 | 0x00001A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.5769 |
.boxloadV | 0x00070000 | 0x00000056 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 0.93435 |
.rsrc | 0x00071000 | 0x00022000 | 0x00021800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.31411 |
.reloc | 0x00093000 | 0x00005624 | 0x00005800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 5.02555 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.9036 | 1900 | Latin 1 / Western European | English - United States | RT_MANIFEST |
2 | 0.903812 | 36 | Latin 1 / Western European | Chinese - Hong Kong SAR | RT_STRING |
3 | 3.13127 | 1162 | Latin 1 / Western European | Spanish - Spain (International sort) | RT_STRING |
4 | 2.30706 | 80 | Latin 1 / Western European | Lithuanian - Lithuania | RT_STRING |
5 | 4.59938 | 1384 | Latin 1 / Western European | English - United States | RT_ICON |
6 | 2.79537 | 16936 | Latin 1 / Western European | English - United States | RT_ICON |
7 | 3.12441 | 9640 | Latin 1 / Western European | English - United States | RT_ICON |
8 | 3.00143 | 6760 | Latin 1 / Western European | English - United States | RT_ICON |
9 | 3.41612 | 4264 | Latin 1 / Western European | English - United States | RT_ICON |
10 | 3.35245 | 2440 | Latin 1 / Western European | English - United States | RT_ICON |
Imports
ADVAPI32.dll |
Cabinet.dll |
KERNEL32.dll |
PSAPI.DLL |
RPCRT4.dll |
SHELL32.dll |
SHLWAPI.dll |
USER32.dll |
VERSION.dll |
msvcrt.dll |
Total processes
40
Monitored processes
3
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2096 | "C:\Windows10Upgrade\Windows10UpgraderApp.exe" | C:\Windows10Upgrade\Windows10UpgraderApp.exe | Windows10Upgrade9252.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows 10 Update Assistant Exit code: 0 Version: 1.4.9200.22866 Modules
| |||||||||||||||
| 3036 | "C:\Users\admin\AppData\Local\Temp\Windows10Upgrade9252.exe" | C:\Users\admin\AppData\Local\Temp\Windows10Upgrade9252.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows 10 Update Assistant Exit code: 3221226540 Version: 1.4.9200.22866 Modules
| |||||||||||||||
| 3512 | "C:\Users\admin\AppData\Local\Temp\Windows10Upgrade9252.exe" | C:\Users\admin\AppData\Local\Temp\Windows10Upgrade9252.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows 10 Update Assistant Exit code: 0 Version: 1.4.9200.22866 Modules
| |||||||||||||||
Total events
359
Read events
302
Write events
56
Delete events
1
Modification events
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D5C69738-B486-402E-85AC-2456D98A64E4} |
| Operation: | write | Name: | Publisher |
Value: Microsoft Corporation | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D5C69738-B486-402E-85AC-2456D98A64E4} |
| Operation: | write | Name: | DisplayName |
Value: Windows 10 Update Assistant | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D5C69738-B486-402E-85AC-2456D98A64E4} |
| Operation: | write | Name: | DisplayIcon |
Value: "C:\Windows10Upgrade\Windows10UpgraderApp.exe" | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D5C69738-B486-402E-85AC-2456D98A64E4} |
| Operation: | write | Name: | DisplayVersion |
Value: 1.4.9200.22866 | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D5C69738-B486-402E-85AC-2456D98A64E4} |
| Operation: | write | Name: | UninstallString |
Value: "C:\Windows10Upgrade\Windows10UpgraderApp.exe" /Uninstall | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D5C69738-B486-402E-85AC-2456D98A64E4} |
| Operation: | write | Name: | EstimatedSize |
Value: 5120 | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3512) Windows10Upgrade9252.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2096) Windows10UpgraderApp.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2096) Windows10UpgraderApp.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
Executable files
54
Suspicious files
0
Text files
161
Unknown types
7
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\cosquery.dll | executable | |
MD5:F6F6913BE848F72FF7D012FE77AB07EE | SHA256:BB186553C6E7E76DE7A45773770C59833DCDF4F74B94F8F47C2514057418450C | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\DevInv.dll | executable | |
MD5:261AC59F28E83677D1DF6236E6AF5A9B | SHA256:948FA2A3FC2644912CA041C4F7B61D8F5DA2504817DE0DE03FD4C44780B715B2 | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\Windows10UpgraderApp.exe | executable | |
MD5:D99C13032F46D987A238CE139F6713AA | SHA256:5A81BC1F44C98132A7A372EC04615AE11CAD0A7C0D61B47C4CEA350EDFEBC379 | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\wimgapi.dll | executable | |
MD5:5F2711DD78B1B99312783AD964222FA1 | SHA256:F15B04C8C17C619CB6F1FBA43DC04E7FDF2D91785ADDCAA39497197BCA3D162F | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\DW20.EXE | executable | |
MD5:1F72306A11D4DE3233EA19250469A9EE | SHA256:226210E3DFF8FB5691F17BCDE628A08953D422D0D9CDEB16EFC02F3A4D5AF00D | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\GetCurrentOOBE.dll | executable | |
MD5:517C696E458FD3BBD57511C14F833936 | SHA256:D90B5FC574B6AAE651234D71A7E9C24D1D796794528154E727CC12F172C62240 | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\esdstub.dll | executable | |
MD5:0B967EFB2CA72FA81AB44C58DEC0A551 | SHA256:67596BE8D7D893B0E97407D59E83795DA9F5927AA6862505FFB86494AA261341 | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\GetCurrentRollback.EXE | executable | |
MD5:FE109FFAECA87EAE3CF68095F98E0EC2 | SHA256:11A8C32CB5B987C26562153C896A3BE7AC15881972295074471805A78084861B | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\windlp.dll | executable | |
MD5:E7337572EA254AEB42122959FCD5F58F | SHA256:732A0EC5A855258C636670685E141680765E4263E1649E62501B24127061314D | |||
| 3512 | Windows10Upgrade9252.exe | C:\Users\admin\AppData\Local\Temp\WXU55FD.tmp\downloader.dll | executable | |
MD5:7FFA257DAADF00C874ABFD26BABA7E7B | SHA256:3A708EC95D5112F409C92AC0F20181A6308B9D5FCB680EF896B2B77F7A7B93F2 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
5
DNS requests
5
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2096 | Windows10UpgraderApp.exe | GET | — | 205.185.216.42:80 | http://dl.delivery.mp.microsoft.com/filestreamingservice/files/4e9b9e0e-8c5f-4163-97fa-a767d842904a/18362.175.190612-0046.19h1_release_svc_refresh_CLIENTCONSUMER_RET_x86FRE_en-us.esd | US | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2096 | Windows10UpgraderApp.exe | 2.19.38.59:443 | go.microsoft.com | Akamai International B.V. | — | whitelisted |
— | — | 2.19.38.59:443 | go.microsoft.com | Akamai International B.V. | — | whitelisted |
2096 | Windows10UpgraderApp.exe | 2.18.233.19:443 | download.microsoft.com | Akamai International B.V. | — | whitelisted |
2096 | Windows10UpgraderApp.exe | 205.185.216.42:80 | dl.delivery.mp.microsoft.com | Highwinds Network Group, Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
go.microsoft.com |
| whitelisted |
download.microsoft.com |
| whitelisted |
dl.delivery.mp.microsoft.com |
| whitelisted |