File name: | GWTool.exe |
Full analysis: | https://app.any.run/tasks/666ca885-5151-4952-a872-22eebc885db6 |
Verdict: | Malicious activity |
Analysis date: | May 30, 2020, 19:14:41 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
MD5: | A149942A72D5A5BCE221BD02F19BC5B9 |
SHA1: | 35BC0FDC57A1D0366A9D1BA809F47AAC70BE1C5C |
SHA256: | 1F0602CC7BFD8228A57761EFC0E96EF44076F14B7B83EF1B97DF2BCFECCEFF4C |
SSDEEP: | 1536:ckg4mk4dimaqp0RaVbJ1KswHkg4mk4dimaqp0RaV:fRYukbJ1SMRYuk |
.exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
---|---|---|
.dll | | | Win32 Dynamic Link Library (generic) (7.4) |
.exe | | | Win32 Executable (generic) (5.1) |
.exe | | | Generic Win/DOS Executable (2.2) |
.exe | | | DOS Executable Generic (2.2) |
AssemblyVersion: | 0.3.0.0 |
---|---|
ProductVersion: | 0.3.0.0 |
ProductName: | GWTool |
OriginalFileName: | GWTool.exe |
LegalCopyright: | Copyright © 2012 |
InternalName: | GWTool.exe |
FileVersion: | 0.3.0.0 |
FileDescription: | GWTool |
CharacterSet: | Unicode |
LanguageCode: | Neutral |
FileSubtype: | - |
ObjectFileType: | Executable application |
FileOS: | Win32 |
FileFlags: | (none) |
FileFlagsMask: | 0x003f |
ProductVersionNumber: | 0.3.0.0 |
FileVersionNumber: | 0.3.0.0 |
Subsystem: | Windows GUI |
SubsystemVersion: | 4 |
ImageVersion: | - |
OSVersion: | 4 |
EntryPoint: | 0x1f3de |
UninitializedDataSize: | - |
InitializedDataSize: | 111104 |
CodeSize: | 119808 |
LinkerVersion: | 11 |
PEType: | PE32 |
TimeStamp: | 2012:12:21 14:36:13+01:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 21-Dec-2012 13:36:13 |
Debug artifacts: |
|
FileDescription: | GWTool |
FileVersion: | 0.3.0.0 |
InternalName: | GWTool.exe |
LegalCopyright: | Copyright © 2012 |
OriginalFilename: | GWTool.exe |
ProductName: | GWTool |
ProductVersion: | 0.3.0.0 |
Assembly Version: | 0.3.0.0 |
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: | 0x00000080 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 3 |
Time date stamp: | 21-Dec-2012 13:36:13 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00002000 | 0x0001D3E4 | 0x0001D400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.31509 |
.rsrc | 0x00020000 | 0x0001AE90 | 0x0001B000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.06784 |
.reloc | 0x0003C000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
2 | 4.50298 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 3.97728 | 16936 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 3.71714 | 67624 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 7.97327 | 19718 | UNKNOWN | UNKNOWN | RT_ICON |
32512 | 2.63993 | 62 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
2900 | "C:\Users\admin\AppData\Local\Temp\GWTool.exe" | C:\Users\admin\AppData\Local\Temp\GWTool.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Description: GWTool Version: 0.3.0.0 | ||||
2852 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | explorer.exe | |
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Version: 8.29.0.50 | ||||
2948 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | Skype.exe | |
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Version: 8.29.0.50 | ||||
3916 | C:\Windows\system32\reg.exe ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "Skype for Desktop" /t REG_SZ /d "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" /f | C:\Windows\system32\reg.exe | Skype.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
3604 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=renderer --ms-disable-indexeddb-transaction-timeout --no-sandbox --service-pipe-token=192181219B739A4C7C0444828F36C505 --lang=en-US --app-user-model-id=Microsoft.Skype.SkypeDesktop --app-path="C:\Program Files\Microsoft\Skype for Desktop\resources\app.asar" --node-integration=false --webview-tag=true --no-sandbox --preload="C:\Program Files\Microsoft\Skype for Desktop\resources\app.asar\Preload.js" --context-id=2 --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553 --disable-accelerated-video-decode --disable-gpu-compositing --enable-gpu-async-worker-context --service-request-channel-token=192181219B739A4C7C0444828F36C505 --renderer-client-id=3 --mojo-platform-channel-handle=1580 /prefetch:1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | — | Skype.exe |
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 0 Version: 8.29.0.50 | ||||
3892 | C:\Windows\system32\reg.exe QUERY HKCU\Software\Microsoft\Skype /v RestartForUpdate | C:\Windows\system32\reg.exe | — | Skype.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
2316 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | Skype.exe | |
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 2 Version: 8.29.0.50 | ||||
2844 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=renderer --ms-disable-indexeddb-transaction-timeout --no-sandbox --service-pipe-token=2BC50C86847F1FDAB062311436FF9757 --lang=en-US --app-user-model-id=Microsoft.Skype.SkypeDesktop --app-path="C:\Program Files\Microsoft\Skype for Desktop\resources\app.asar" --node-integration=false --webview-tag=true --no-sandbox --preload="C:\Program Files\Microsoft\Skype for Desktop\resources\app.asar\Preload.js" --context-id=1 --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553 --disable-accelerated-video-decode --disable-gpu-compositing --enable-gpu-async-worker-context --service-request-channel-token=2BC50C86847F1FDAB062311436FF9757 --renderer-client-id=4 --mojo-platform-channel-handle=2676 /prefetch:1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | — | Skype.exe |
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Version: 8.29.0.50 | ||||
3016 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | Skype.exe | |
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 2 Version: 8.29.0.50 |
(PID) Process: | (3916) reg.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
Operation: | write | Name: | Skype for Desktop |
Value: C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\skype |
Operation: | write | Name: | URL Protocol |
Value: | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\skype |
Operation: | write | Name: | |
Value: URL:skype | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\skype\shell\open\command |
Operation: | write | Name: | |
Value: "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" -- "%1" | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
Operation: | write | Name: | @%SystemRoot%\system32\p2pcollab.dll,-8042 |
Value: Peer to Peer Trust | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
Operation: | write | Name: | @%SystemRoot%\system32\qagentrt.dll,-10 |
Value: System Health Authentication | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
Operation: | write | Name: | @%SystemRoot%\system32\dnsapi.dll,-103 |
Value: Domain Name System (DNS) Server Trust | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
Operation: | write | Name: | @%SystemRoot%\System32\fveui.dll,-843 |
Value: BitLocker Drive Encryption | |||
(PID) Process: | (2852) Skype.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
Operation: | write | Name: | @%SystemRoot%\System32\fveui.dll,-844 |
Value: BitLocker Data Recovery Agent |
PID | Process | Filename | Type | |
---|---|---|---|---|
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\TL7G17J11NZYTZ92J5ZC.temp | — | |
MD5:— | SHA256:— | |||
3604 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\skylib\slimcore-0-415989051.blog | — | |
MD5:— | SHA256:— | |||
2316 | Skype.exe | C:\Users\admin\AppData\Local\Temp\skype-preview Crashes\operation_log.txt | text | |
MD5:A9535D4B88AC0784FCAFEDDC471E413A | SHA256:2A95BEAD9A9C8DE4844E663566D9268E19175F24ECF48E0ED9026301E3FF7C3E | |||
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b916037c1e115fe0.customDestinations-ms | binary | |
MD5:12DED934CA345F4EA133C5C4F428A8CE | SHA256:C71FF32B1A37BC22417B72CA4C61228BB8B43922FCF2B7F703310BB7B806BD5C | |||
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\ecscache.json | text | |
MD5:9F04F58715477CD089AA1E3515128508 | SHA256:CCC7160B560B527AC3DF4FD04F5ACF3DA594F497098B6DE43C56D1C326D26F15 | |||
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\Cache\f_000005 | compressed | |
MD5:6352DD52E7FDC4A22F92A7289B2E140D | SHA256:2ADC42762C8C78FEC51A05A2FF81AA40C479A56E05F188BB75946B62992670E9 | |||
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\Local Storage\leveldb\000020.ldb | binary | |
MD5:293E0F9B607CD2B0CDD018CF9D0CDA80 | SHA256:C5D2E32E6B4104D72815C2DD3FF491DC500A1BBD78FC2E2A44C211D340DE6D9B | |||
3016 | Skype.exe | C:\Users\admin\AppData\Local\Temp\skype-preview Crashes\operation_log.txt | text | |
MD5:CFA915C8F9FBD76DAB441A9AD000A2A9 | SHA256:74C270B04535D4834C3540E920A0DCF04B74B8014C71FD4E0929F9866801BABA | |||
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\Local Storage\leveldb\LOG.old~RF88e5e.TMP | text | |
MD5:7F39B22308B34B4138A09991EC4D41C5 | SHA256:31C4D714AFBFAB8D23AE08F061F6A5F1E46A26B0AB20795EAC7D2134A55CCEB6 | |||
2852 | Skype.exe | C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\IndexedDB\file__0.indexeddb.leveldb\LOG.old~RF898be.TMP | text | |
MD5:0D8DB3D43BCB9F490169188E803314DE | SHA256:1A5CBD55803117484FA35A69D5535F9B6D9FB7D3272A585084C9F4B2FA3C4AC3 |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
2852 | Skype.exe | 172.217.18.10:443 | www.googleapis.com | Google Inc. | US | whitelisted |
2852 | Skype.exe | 13.107.42.23:443 | a.config.skype.com | Microsoft Corporation | US | suspicious |
2852 | Skype.exe | 23.210.249.5:443 | download.skype.com | Akamai International B.V. | NL | whitelisted |
2852 | Skype.exe | 52.174.193.75:443 | get.skype.com | Microsoft Corporation | NL | whitelisted |
2852 | Skype.exe | 152.199.19.160:443 | bot-framework.azureedge.net | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
2852 | Skype.exe | 52.233.180.130:443 | avatar.skype.com | Microsoft Corporation | NL | unknown |
2852 | Skype.exe | 52.114.6.46:443 | browser.pipe.aria.microsoft.com | Microsoft Corporation | HK | unknown |
— | — | 52.114.128.70:443 | pipe.skype.com | Microsoft Corporation | US | unknown |
Domain | IP | Reputation |
---|---|---|
get.skype.com |
| whitelisted |
a.config.skype.com |
| whitelisted |
download.skype.com |
| whitelisted |
www.googleapis.com |
| whitelisted |
avatar.skype.com |
| whitelisted |
bot-framework.azureedge.net |
| whitelisted |
browser.pipe.aria.microsoft.com |
| whitelisted |
config.edge.skype.com |
| whitelisted |
pipe.skype.com |
| whitelisted |
Process | Message |
---|---|
Skype.exe | [2316:2324:0530/201547.701:VERBOSE1:crash_service_main.cc(78)] Session start. cmdline is [--reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1]
|
Skype.exe | [2316:2324:0530/201547.702:VERBOSE1:crash_service.cc(145)] window handle is 0001016A
|
Skype.exe | [2316:2324:0530/201547.702:VERBOSE1:crash_service.cc(300)] pipe name is \\.\pipe\skype-preview Crash Service
dumps at C:\Users\admin\AppData\Local\Temp\skype-preview Crashes
|
Skype.exe | [2316:2324:0530/201547.702:VERBOSE1:crash_service.cc(304)] checkpoint is C:\Users\admin\AppData\Local\Temp\skype-preview Crashes\crash_checkpoint.txt
server is https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload
maximum 128 reports/day
reporter is electron-crash-service
|
Skype.exe | [2316:2324:0530/201547.702:ERROR:crash_service.cc(311)] could not start dumper
|
Skype.exe | [3016:2996:0530/201553.461:VERBOSE1:crash_service_main.cc(78)] Session start. cmdline is [--reporter-url=https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload --application-name=skype-preview "--crashes-directory=C:\Users\admin\AppData\Local\Temp\skype-preview Crashes" --v=1]
|
Skype.exe | [3016:2996:0530/201553.462:VERBOSE1:crash_service.cc(145)] window handle is 0002016C
|
Skype.exe | [3016:2996:0530/201553.462:VERBOSE1:crash_service.cc(300)] pipe name is \\.\pipe\skype-preview Crash Service
dumps at C:\Users\admin\AppData\Local\Temp\skype-preview Crashes
|
Skype.exe | [3016:2996:0530/201553.462:VERBOSE1:crash_service.cc(304)] checkpoint is C:\Users\admin\AppData\Local\Temp\skype-preview Crashes\crash_checkpoint.txt
server is https://rink.hockeyapp.net/api/2/apps/a741743329d94bc08826af367733939d/crashes/upload
maximum 128 reports/day
reporter is electron-crash-service
|
Skype.exe | [3016:2996:0530/201553.463:ERROR:crash_service.cc(311)] could not start dumper
|