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File name:

Stwk31v.bin.zip

Full analysis: https://app.any.run/tasks/bd459996-1380-46d0-978c-45c0b0c3118a
Verdict: Malicious activity
Analysis date: October 20, 2020, 11:59:08
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:

2611334542ADFC722B56867CFD8D642C

SHA1:

3125A798AFDAD30F24E14BC4CE00A3E884EEBBDE

SHA256:

299E0879793FD2046E7A83BE20BA51F6813F3B0E2D8ED7EDC85D81C00E810E75

SSDEEP:

3072:g+IzgpKX+6kCs9rQ366TmGThis/rfJYtkyCOaS:h+gpRU6/eYtZnp

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

      • Stwk31v.exe (PID: 3796)
      • Stwk31v.exe (PID: 3220)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2028)
  • INFO

    • Manual execution by user

      • Stwk31v.exe (PID: 3220)
      • rundll32.exe (PID: 2772)
      • Stwk31v.exe (PID: 3796)
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: 2020:10:20 11:57:03
ZipCRC: 0xb8f99be7
ZipCompressedSize: 132960
ZipUncompressedSize: 344110
ZipFileName: Stwk31v.bin
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
4
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe rundll32.exe no specs stwk31v.exe no specs stwk31v.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2028"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Stwk31v.bin.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
2772"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\Desktop\Stwk31v.binC:\Windows\system32\rundll32.exeexplorer.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)
3796"C:\Users\admin\Desktop\Stwk31v.exe" C:\Users\admin\Desktop\Stwk31v.exeexplorer.exe
User:
admin
Company:
Twenty Squares
Integrity Level:
MEDIUM
Description:
Addictedsarah chaturbate iree token
Exit code:
0
Version:
1.00
3220"C:\Users\admin\Desktop\Stwk31v.exe" C:\Users\admin\Desktop\Stwk31v.exeexplorer.exe
User:
admin
Company:
Twenty Squares
Integrity Level:
MEDIUM
Description:
Addictedsarah chaturbate iree token
Version:
1.00
Total events
446
Read events
424
Write events
22
Delete events
0

Modification events

(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2028) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\Stwk31v.bin.zip
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\DialogEditHistory\ExtrPath
Operation:writeName:0
Value:
C:\Users\admin\Desktop
(PID) Process:(2028) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface
Operation:writeName:ShowPassword
Value:
0
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
3796Stwk31v.exeC:\Users\admin\AppData\Local\Temp\~DF452178FC5C27EC01.TMP
MD5:
SHA256:
2028WinRAR.exeC:\Users\admin\Desktop\Stwk31v.binexecutable
MD5:12543BBBFF97585CDBDB2A421A04C01E
SHA256:CF80BC7994B95B6962ADA4EF96DBE627E7791FDB7FE40E63178218D913FDF9E5
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

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

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info