download:

loader.zip

Full analysis: https://app.any.run/tasks/88d30038-d13d-4a7f-832c-7dff7f89ac9b
Verdict: Malicious activity
Analysis date: July 18, 2019, 09:21:34
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:

65CB72A3C2670D1944C84D46D5929969

SHA1:

0AF292EB3AF41EF3B5E051EF09D03185B1359224

SHA256:

154573E4BEA70F11BA39669931A413FAFC876CCB1559EF27369D4FEE68EC7264

SSDEEP:

98304:sEbxZ0TFbheOUW1NP71Xolw69n6e/5F4rDfLijJvKVY56TMudN9QDXfTC4N5jyw6:sonSeOX3P7holw6dxF4Hf8h1KBcDXfFc

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

    • Application was dropped or rewritten from another process

      • ynku_loader.exe (PID: 2224)

    • Loads dropped or rewritten executable

      • explorer.exe (PID: 124)
      • SearchProtocolHost.exe (PID: 2588)
      • ynku_loader.exe (PID: 2224)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • ynku_loader.exe (PID: 2224)
      • explorer.exe (PID: 124)

    • Creates files in the user directory

      • notepad++.exe (PID: 3932)

  • INFO

    • Manual execution by user

      • ynku_loader.exe (PID: 2224)

    • Application was crashed

      • ynku_loader.exe (PID: 2224)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.kmz | Google Earth saved working session (60)
.zip | ZIP compressed archive (40)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: -
ZipCompression: Deflated
ZipModifyDate: 2019:07:16 19:32:21
ZipCRC: 0xf7729651
ZipCompressedSize: 2265630
ZipUncompressedSize: 2366976
ZipFileName: core.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
45
Monitored processes
6
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe no specs searchprotocolhost.exe no specs ynku_loader.exe explorer.exe notepad++.exe gup.exe

Process information

PID
CMD
Path
Indicators
Parent process
124C:\Windows\Explorer.EXEC:\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
Images
c:\windows\system32\winanr.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
2224"C:\Users\admin\Desktop\ynku_loader.exe" C:\Users\admin\Desktop\ynku_loader.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Description:
ynku
Exit code:
3221225477
Version:
1.0.0.0
Modules
Images
c:\users\admin\desktop\ynku_loader.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2588"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe8_ Global\UsGthrCtrlFltPipeMssGthrPipe8 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" C:\Windows\System32\SearchProtocolHost.exe—SearchIndexer.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft Windows Search Protocol Host
Exit code:
0
Version:
7.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\searchprotocolhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
3376"C:\Program Files\Notepad++\updater\gup.exe" -v7.51C:\Program Files\Notepad++\updater\gup.exe
notepad++.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
MEDIUM
Description:
GUP : a free (LGPL) Generic Updater
Exit code:
0
Version:
4.1
Modules
Images
c:\program files\notepad++\updater\gup.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\notepad++\updater\libcurl.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\wldap32.dll
3552"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\loader.zip"C:\Program Files\WinRAR\WinRAR.exe—explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
3932"C:\Program Files\Notepad++\notepad++.exe" "C:\Users\admin\Desktop\d - Copy.dll"C:\Program Files\Notepad++\notepad++.exe
explorer.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
MEDIUM
Description:
Notepad++ : a free (GNU) source code editor
Exit code:
0
Version:
7.51
Modules
Images
c:\program files\notepad++\notepad++.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\shlwapi.dll
Total events
3 178
Read events
3 057
Write events
121
Delete events
0

Modification events

(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3552) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\70\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\loader.zip
(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(3552) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(124) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.zip\OpenWithList
Operation:writeName:a
Value:
WinRAR.exe
(PID) Process:(124) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.zip\OpenWithList
Operation:writeName:MRUList
Value:
a
Executable files
5
Suspicious files
0
Text files
7
Unknown types
0

Dropped files

PID
Process
Filename
Type
3552WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa3552.22635\core.dll —
MD5:—
SHA256:—
3552WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa3552.22635\Google.Authenticator.dll —
MD5:—
SHA256:—
3552WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa3552.22635\insecure.txt —
MD5:—
SHA256:—
3552WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa3552.22635\ynku_loader.exe —
MD5:—
SHA256:—
124explorer.exeC:\Users\admin\Desktop\core.dllexecutable
MD5:—
SHA256:—
124explorer.exeC:\Users\admin\Desktop\d - Copy.dllexecutable
MD5:—
SHA256:—
124explorer.exeC:\Users\admin\Desktop\ynku_loader.exeexecutable
MD5:—
SHA256:—
2224ynku_loader.exeC:\Users\admin\Desktop\d.dllexecutable
MD5:—
SHA256:—
124explorer.exeC:\Users\admin\Desktop\Google.Authenticator.dllexecutable
MD5:380630DBE47BD87F57C2912BD3ACB0C3
SHA256:80D80070C109D0465434218D5C16A824A249B8B5527D4BB66282DDA77C8B40BD
3932notepad++.exeC:\Users\admin\AppData\Roaming\Notepad++\langs.xmlxml
MD5:E792264BEC29005B9044A435FBA185AB
SHA256:5298FD2F119C43D04F6CF831F379EC25B4156192278E40E458EC356F9B49D624
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
2
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3376
gup.exe
37.59.28.236:443
notepad-plus-plus.org
OVH SAS
FR
whitelisted
—
—
2.21.242.197:80
isrg.trustid.ocsp.identrust.com
Akamai International B.V.
NL
whitelisted

DNS requests

Domain
IP
Reputation
notepad-plus-plus.org
  • 37.59.28.236
whitelisted
isrg.trustid.ocsp.identrust.com
  • 2.21.242.197
  • 2.21.242.187
whitelisted

Threats

No threats detected
Process
Message
notepad++.exe
VerifyLibrary: C:\Program Files\Notepad++\SciLexer.dll
notepad++.exe
VerifyLibrary: certificate revocation checking is disabled
notepad++.exe
42C4C5846BB675C74E2B2C90C69AB44366401093
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Reports
loader.zip