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File name:

GCLauncher.bin(2).zip

Full analysis: https://app.any.run/tasks/09a2e32b-a2e3-4250-8230-c37a4fd5ddd9
Verdict: Malicious activity
Analysis date: May 30, 2020, 20:15:49
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract
MD5:

FAEF3E871F9406E435C556ED2C62EF96

SHA1:

5A986403131E7EB0B6133DF6C70B8E08877839C1

SHA256:

9B0A954969819CC879450AEBD8D482233EC6CECA1421FE751E8EE754127D4DA3

SSDEEP:

196608:ZiLPDOdYL15HXMdh8gPaj746Re0e0bvrmkgvjWRGtjiyoXx+bKkl9Z4gB5WyLlkh:IrOdYL1ujete0mRvj0h1u4aWyLlkOCKe

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Changes the autorun value in the registry

      • reg.exe (PID: 536)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • WinRAR.exe (PID: 1492)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 1492)

    • Reads CPU info

      • Skype.exe (PID: 2392)

    • Application launched itself

      • Skype.exe (PID: 2392)
      • Skype.exe (PID: 3764)
      • Skype.exe (PID: 2332)

    • Creates files in the user directory

      • Skype.exe (PID: 2392)
      • Skype.exe (PID: 3764)
      • Skype.exe (PID: 2332)

    • Modifies the open verb of a shell class

      • Skype.exe (PID: 2392)

    • Uses REG.EXE to modify Windows registry

      • Skype.exe (PID: 2392)

    • Changes IE settings (feature browser emulation)

      • AcroRd32.exe (PID: 2424)

  • INFO

    • Manual execution by user

      • Skype.exe (PID: 2392)
      • opera.exe (PID: 2488)

    • Reads the hosts file

      • Skype.exe (PID: 2392)
      • RdrCEF.exe (PID: 3952)

    • Application launched itself

      • AcroRd32.exe (PID: 2424)
      • RdrCEF.exe (PID: 3952)

    • Creates files in the user directory

      • opera.exe (PID: 2488)

    • Reads settings of System Certificates

      • Skype.exe (PID: 2392)

    • Dropped object may contain Bitcoin addresses

      • Skype.exe (PID: 2392)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 788
ZipBitFlag: 0x0001
ZipCompression: Deflated
ZipModifyDate: 2020:05:30 22:08:17
ZipCRC: 0x939d3000
ZipCompressedSize: 13638161
ZipUncompressedSize: 13817488
ZipFileName: GCLauncher.bin
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
50
Monitored processes
15
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe rundll32.exe no specs skype.exe skype.exe reg.exe skype.exe no specs reg.exe no specs acrord32.exe no specs opera.exe acrord32.exe no specs skype.exe rdrcef.exe no specs rdrcef.exe no specs skype.exe no specs skype.exe

Process information

PID
CMD
Path
Indicators
Parent process
1492"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\GCLauncher.bin(2).zip"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.60.0
2284"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\Rar$DIb1492.11287\GCLauncher.binC:\Windows\system32\rundll32.exe—WinRAR.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)
2392"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
1360"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=1C:\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
536C:\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" /fC:\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)
3764"C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=renderer --ms-disable-indexeddb-transaction-timeout --no-sandbox --service-pipe-token=B5BF4BF0630777B1C7C11E0337178F99 --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=B5BF4BF0630777B1C7C11E0337178F99 --renderer-client-id=3 --mojo-platform-channel-handle=1580 /prefetch:1C:\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
2648C:\Windows\system32\reg.exe QUERY HKCU\Software\Microsoft\Skype /v RestartForUpdateC:\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)
2424"C:\Program Files\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\admin\AppData\Local\Temp\Rar$DIb1492.11287\GCLauncher.bin"C:\Program Files\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe—rundll32.exe
User:
admin
Company:
Adobe Systems Incorporated
Integrity Level:
MEDIUM
Description:
Adobe Acrobat Reader DC
Version:
15.23.20070.215641
2488"C:\Program Files\Opera\opera.exe" C:\Program Files\Opera\opera.exe
explorer.exe
User:
admin
Company:
Opera Software
Integrity Level:
MEDIUM
Description:
Opera Internet Browser
Version:
1748
4028"C:\Program Files\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" --type=renderer "C:\Users\admin\AppData\Local\Temp\Rar$DIb1492.11287\GCLauncher.bin"C:\Program Files\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe—AcroRd32.exe
User:
admin
Company:
Adobe Systems Incorporated
Integrity Level:
LOW
Description:
Adobe Acrobat Reader DC
Version:
15.23.20070.215641
Total events
1 406
Read events
1 242
Write events
0
Delete events
0

Modification events

No data
Executable files
1
Suspicious files
29
Text files
16
Unknown types
5

Dropped files

PID
Process
Filename
Type
2392Skype.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\5OE3C9QU55NVGVZWS7YI.temp —
MD5:—
SHA256:—
2488opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\opr1A77.tmp —
MD5:—
SHA256:—
2488opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\opr1AC7.tmp —
MD5:—
SHA256:—
4028AcroRd32.exeC:\Users\admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages-journal —
MD5:—
SHA256:—
2488opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\tasks.xmlxml
MD5:2A27A644C2EA3D37E2A02727A0D7EBA8
SHA256:63E8A3F6D39234C228F3B841295DC25E82E54362B173A76A1197C194E904D7E0
2488opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\operaprefs.initext
MD5:EF4B80E835CB769E6341F6F58C74F76A
SHA256:3C888D86B55E0E88C8585920EBA2B5D384448568F9B6ECF319A484ED3E89E822
1492WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DIb1492.11287\GCLauncher.binexecutable
MD5:683554E22EB45069E76168652996FA3E
SHA256:319CD1D360F683479FF19744BFBD3DC00D72A1628D6EEDF2DE52AD2858E4467D
2816Skype.exeC:\Users\admin\AppData\Local\Temp\skype-preview Crashes\operation_log.txttext
MD5:73C1FC4670B43A6EF2B270DF3BA0D361
SHA256:BF13AD76D8DCBAC759EA784AFEDBE925CB77C57B65B6C90433C854A16AC863BF
2488opera.exeC:\Users\admin\AppData\Roaming\Opera\Opera\opssl6.datbinary
MD5:3413DFA1E08028A4DED2B1F3D3745799
SHA256:7DA04AFE0E968670F1EC56A7CFCF256C50671D7ECE663E2F3595FCEDB6FE541A
2392Skype.exeC:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\ecscache.jsontext
MD5:13D5A8AA06324A630BF2D13FAC8317A3
SHA256:48F30685BF7C69D81659D234A428E65D323F6B7EC6CF397F95857BCDC764651E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
11
DNS requests
9
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2488
opera.exe
GET
200
93.184.220.29:80
http://crl4.digicert.com/DigiCertHighAssuranceEVRootCA.crl
US
der
564 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2488
opera.exe
185.26.182.93:443
certs.opera.com
Opera Software AS
—
whitelisted
2392
Skype.exe
172.217.21.202:443
www.googleapis.com
Google Inc.
US
whitelisted
2392
Skype.exe
23.210.249.5:443
download.skype.com
Akamai International B.V.
NL
whitelisted
2488
opera.exe
93.184.220.29:80
crl4.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2392
Skype.exe
52.174.193.75:443
get.skype.com
Microsoft Corporation
NL
whitelisted
2392
Skype.exe
13.107.42.23:443
a.config.skype.com
Microsoft Corporation
US
suspicious
2392
Skype.exe
52.233.180.130:443
avatar.skype.com
Microsoft Corporation
NL
unknown
2392
Skype.exe
152.199.19.160:443
bot-framework.azureedge.net
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
—
—
13.107.42.23:443
a.config.skype.com
Microsoft Corporation
US
suspicious

DNS requests

Domain
IP
Reputation
get.skype.com
  • 52.174.193.75
whitelisted
a.config.skype.com
  • 13.107.42.23
whitelisted
download.skype.com
  • 23.210.249.5
whitelisted
certs.opera.com
  • 185.26.182.93
  • 185.26.182.94
whitelisted
crl4.digicert.com
  • 93.184.220.29
whitelisted
www.googleapis.com
  • 172.217.21.202
  • 216.58.212.170
  • 172.217.23.170
  • 216.58.205.234
  • 172.217.22.10
  • 216.58.208.42
  • 172.217.18.10
  • 172.217.18.170
  • 216.58.210.10
  • 172.217.16.170
  • 172.217.18.106
  • 172.217.16.202
  • 172.217.23.106
  • 216.58.212.138
  • 172.217.22.42
  • 172.217.22.74
whitelisted
avatar.skype.com
  • 52.233.180.130
whitelisted
bot-framework.azureedge.net
  • 152.199.19.160
whitelisted
config.edge.skype.com
  • 13.107.42.23
whitelisted

Threats

No threats detected
Process
Message
Skype.exe
[2816:2696:0530/211654.155: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
[2816:2696:0530/211654.155:VERBOSE1:crash_service.cc(145)] window handle is 0002019A
Skype.exe
[2816:2696:0530/211654.155: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
[2816:2696:0530/211654.155: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
[2816:2696:0530/211654.155:ERROR:crash_service.cc(311)] could not start dumper
Skype.exe
[3744:3992:0530/211702.587: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
[3744:3992:0530/211702.588:VERBOSE1:crash_service.cc(145)] window handle is 0003019C
Skype.exe
[3744:3992:0530/211702.588: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
[3744:3992:0530/211702.589: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
[3744:3992:0530/211702.589:ERROR:crash_service.cc(311)] could not start dumper
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Reports
GCLauncher.bin(2).zip