File name:

Chaos Ransomware Builder v4.zip

Full analysis: https://app.any.run/tasks/3260cf3a-eb13-42f0-b594-9e2286533425
Verdict: Malicious activity
Analysis date: November 18, 2021, 19:13:59
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:

41FDC2F2BF1BE4361E3C9EE6A650DAC0

SHA1:

8D65A729FE806F6564EEEE079CE96D30824BCC25

SHA256:

B40C52F62DB0108C1132FE90904A316FDC52F9A7A95BBEFD1146778B02DDAF7D

SSDEEP:

3072:5DqTMmLNHAFYHXfoS/3MekTGXbycnUfZlvMs29L5Q:WMeOYHXfBkGXbycUfZlvMs2M

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

      • Chaos Ransomware Builder v4.exe (PID: 2728)
      • Chaos Ransomware Builder v4.exe (PID: 3272)

  • SUSPICIOUS

    • Reads the computer name

      • WinRAR.exe (PID: 2236)
      • Chaos Ransomware Builder v4.exe (PID: 3272)

    • Checks supported languages

      • WinRAR.exe (PID: 2236)
      • Chaos Ransomware Builder v4.exe (PID: 3272)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2236)

    • Drops a file that was compiled in debug mode

      • WinRAR.exe (PID: 2236)

  • INFO

    • Manual execution by user

      • Chaos Ransomware Builder v4.exe (PID: 2728)
      • Chaos Ransomware Builder v4.exe (PID: 3272)
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: 20
ZipBitFlag: -
ZipCompression: Deflated
ZipModifyDate: 2021:08:04 11:08:15
ZipCRC: 0xfc0fd79d
ZipCompressedSize: 130770
ZipUncompressedSize: 563712
ZipFileName: Chaos Ransomware Builder v4.exe
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe chaos ransomware builder  v4.exe no specs chaos ransomware builder  v4.exe

Process information

PID
CMD
Path
Indicators
Parent process
2236"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Chaos Ransomware Builder v4.zip"C:\Program Files\WinRAR\WinRAR.exe
Explorer.EXE
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\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\shlwapi.dll
2728"C:\Users\admin\Desktop\Chaos Ransomware Builder v4.exe" C:\Users\admin\Desktop\Chaos Ransomware Builder v4.exe—Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
Chaos Ransomware v4
Exit code:
3221226540
Version:
3.0.0.0
Modules
Images
c:\users\admin\desktop\chaos ransomware builder v4.exe
c:\windows\system32\ntdll.dll
3272"C:\Users\admin\Desktop\Chaos Ransomware Builder v4.exe" C:\Users\admin\Desktop\Chaos Ransomware Builder v4.exe
Explorer.EXE
User:
admin
Integrity Level:
HIGH
Description:
Chaos Ransomware v4
Exit code:
0
Version:
3.0.0.0
Modules
Images
c:\windows\system32\ntdll.dll
c:\users\admin\desktop\chaos ransomware builder v4.exe
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
1 194
Read events
1 169
Write events
25
Delete events
0

Modification events

(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2236) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\Chaos Ransomware Builder v4.zip
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2236) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\DialogEditHistory\ExtrPath
Operation:writeName:0
Value:
C:\Users\admin\Desktop
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2236WinRAR.exeC:\Users\admin\Desktop\Chaos Ransomware Builder v4.exeexecutable
MD5:8B855E56E41A6E10D28522A20C1E0341
SHA256:F2665F89BA53ABD3DEB81988C0D5194992214053E77FC89B98B64A31A7504D77
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
Interactive malware hunting service ANY.RUN
© 2017-2026 ANY.RUN ALL RIGHTS RESERVED
ANY.RUN
Reports
Chaos Ransomware Builder v4.zip