File name:

BlackCat.zip

Full analysis: https://app.any.run/tasks/c4b5375c-fb01-42cf-9a60-e7d054cf4de2
Verdict: Malicious activity
Analysis date: March 27, 2023, 12:26:03
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:

BB810D8D2197D1B9AD032E44A75B8FCC

SHA1:

536D2D38B2730CD246151F51E421DFD1B251E1AB

SHA256:

E8EA99B5BAA6016A7E48B82D4A656BF64C5BE95D7CD4CB18FC2E3A604B6FFD03

SSDEEP:

98304:FArtD0jSGJ4LzVwyOYAwouKGaakRUGqJwYxfNCN1H8s254GIZe9ai+UFA/6B5lsh:qlGJpoTmasqyYhQNh8ae8iNA/ash

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

      • Sysmon.exe (PID: 2540)
      • Sysmon.exe (PID: 3940)
      • Sysmon.exe (PID: 3212)
      • 62ae5ad22213d2adaf0e7cf1ce23ff47b996f60065244b63f361a22daed2bdda.exe (PID: 3012)

    • Application was injected by another process

      • svchost.exe (PID: 860)
      • svchost.exe (PID: 832)
      • svchost.exe (PID: 1076)
      • spoolsv.exe (PID: 1228)
      • svchost.exe (PID: 1372)
      • lsass.exe (PID: 484)
      • svchost.exe (PID: 756)

    • Runs injected code in another process

      • Sysmon.exe (PID: 3212)

    • Creates a writable file the system directory

      • svchost.exe (PID: 756)

  • SUSPICIOUS

    • Reads the Internet Settings

      • wevtutil.exe (PID: 1164)
      • wevtutil.exe (PID: 2000)

    • Starts itself from another location

      • Sysmon.exe (PID: 3940)

    • Uses WEVTUTIL.EXE to remove publishers and event logs from the manifest

      • Sysmon.exe (PID: 2540)

    • Uses WEVTUTIL.EXE to install publishers and event logs from the manifest

      • Sysmon.exe (PID: 2540)

    • Executable content was dropped or overwritten

      • Sysmon.exe (PID: 3940)

    • Drops a system driver (possible attempt to evade defenses)

      • Sysmon.exe (PID: 3940)

    • Executes as Windows Service

      • Sysmon.exe (PID: 3212)

    • Reads settings of System Certificates

      • Sysmon.exe (PID: 3212)

    • Checks Windows Trust Settings

      • Sysmon.exe (PID: 3212)

  • INFO

    • The process checks LSA protection

      • lsass.exe (PID: 484)
      • Sysmon.exe (PID: 3212)
      • unsecapp.exe (PID: 1356)
      • Sysmon.exe (PID: 3940)
      • mmc.exe (PID: 2268)

    • Creates files or folders in the user directory

      • lsass.exe (PID: 484)

    • Manual execution by a user

      • WinRAR.exe (PID: 2872)
      • cmd.exe (PID: 2460)
      • cmd.exe (PID: 1112)
      • notepad.exe (PID: 2944)
      • mmc.exe (PID: 1032)
      • mmc.exe (PID: 2268)
      • 62ae5ad22213d2adaf0e7cf1ce23ff47b996f60065244b63f361a22daed2bdda.exe (PID: 3012)
      • chrome.exe (PID: 2472)

    • Checks supported languages

      • Sysmon.exe (PID: 3940)
      • Sysmon.exe (PID: 2540)
      • Sysmon.exe (PID: 3212)

    • Reads the machine GUID from the registry

      • Sysmon.exe (PID: 3940)
      • Sysmon.exe (PID: 2540)
      • Sysmon.exe (PID: 3212)

    • Reads the computer name

      • Sysmon.exe (PID: 2540)
      • Sysmon.exe (PID: 3940)
      • Sysmon.exe (PID: 3212)

    • Create files in a temporary directory

      • Sysmon.exe (PID: 2540)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 852)
      • WinRAR.exe (PID: 2872)

    • Reads the time zone

      • svchost.exe (PID: 756)
      • Sysmon.exe (PID: 3212)

    • Reads CPU info

      • Sysmon.exe (PID: 3212)

    • Creates files in the program directory

      • mmc.exe (PID: 2268)

    • Application launched itself

      • chrome.exe (PID: 2472)
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

ZipFileName: BlackCat/
ZipUncompressedSize: -
ZipCompressedSize: -
ZipCRC: 0x00000000
ZipModifyDate: 2023:03:27 18:18:34
ZipCompression: None
ZipBitFlag: -
ZipRequiredVersion: 20
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
84
Monitored processes
31
Malicious processes
5
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start inject inject inject inject inject inject inject winrar.exe winrar.exe notepad.exe no specs cmd.exe cmd.exe sysmon.exe sysmon.exe no specs wevtutil.exe no specs wevtutil.exe no specs sysmon.exe no specs unsecapp.exe no specs lsass.exe svchost.exe svchost.exe svchost.exe svchost.exe spoolsv.exe svchost.exe mmc.exe no specs mmc.exe 62ae5ad22213d2adaf0e7cf1ce23ff47b996f60065244b63f361a22daed2bdda.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
268"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1024,12240322902341856067,12941116706727338374,131072 --enable-features=PasswordImport --gpu-preferences=MAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAQAAAAAAAAAAAAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAA= --mojo-platform-channel-handle=1044 /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
86.0.4240.198
484C:\Windows\system32\lsass.exeC:\Windows\System32\lsass.exe
wininit.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Local Security Authority Process
Exit code:
0
Version:
6.1.7601.24545 (win7sp1_ldr_escrow.200102-1707)
Modules
Images
c:\windows\system32\lsass.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sspisrv.dll
c:\windows\system32\lsasrv.dll
c:\windows\system32\sechost.dll
c:\windows\system32\sspicli.dll
756C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestrictedC:\Windows\System32\svchost.exe
services.exe
User:
LOCAL SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\user32.dll
832C:\Windows\system32\svchost.exe -k LocalServiceC:\Windows\System32\svchost.exe
services.exe
User:
LOCAL SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\user32.dll
852"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\BlackCat.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\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\sechost.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.24483_none_2b200f664577e14b\comctl32.dll
c:\windows\system32\comdlg32.dll
860C:\Windows\system32\svchost.exe -k netsvcsC:\Windows\System32\svchost.exe
services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\user32.dll
912"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1024,12240322902341856067,12941116706727338374,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2960 /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
86.0.4240.198
1032"C:\Windows\system32\mmc.exe" "C:\Windows\system32\eventvwr.msc" /sC:\Windows\System32\mmc.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Management Console
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.exe
c:\windows\system32\ntdll.dll
1076C:\Windows\system32\svchost.exe -k NetworkServiceC:\Windows\System32\svchost.exe
services.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\user32.dll
1112"C:\Windows\system32\cmd.exe" C:\Windows\System32\cmd.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winbrand.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
Total events
295 322
Read events
295 240
Write events
82
Delete events
0

Modification events

(PID) Process:(852) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Desktop\phacker.zip
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(852) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2872) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2872) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
Executable files
8
Suspicious files
28
Text files
54
Unknown types
138

Dropped files

PID
Process
Filename
Type
484lsass.exeC:\Users\admin\AppData\Roaming\Microsoft\Protect\S-1-5-21-1302019708-1500728564-335382590-1000\Preferredvc
MD5:—
SHA256:—
852WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa852.48375\BlackCat\62ae5ad22213d2adaf0e7cf1ce23ff47b996f60065244b63f361a22daed2bdda.zipcompressed
MD5:—
SHA256:—
852WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa852.48375\BlackCat\sysmonconfig.txttext
MD5:—
SHA256:—
852WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa852.48375\BlackCat\sysmonconfig.xmltext
MD5:—
SHA256:—
3940Sysmon.exeC:\Windows\SysmonDrv.sysexecutable
MD5:—
SHA256:—
756svchost.exeC:\Windows\System32\Winevt\Logs\Microsoft-Windows-API-Tracing%4Operational.evtxevtx
MD5:—
SHA256:—
756svchost.exeC:\Windows\System32\Winevt\Logs\Microsoft-Windows-Audio%4Operational.evtxevtx
MD5:—
SHA256:—
756svchost.exeC:\Windows\System32\Winevt\Logs\Microsoft-Windows-AppLocker%4MSI and Script.evtxevtx
MD5:—
SHA256:—
756svchost.exeC:\Windows\System32\Winevt\Logs\Microsoft-Windows-Authentication User Interface%4Operational.evtxevtx
MD5:—
SHA256:—
756svchost.exeC:\Windows\System32\Winevt\Logs\Microsoft-Windows-Audio%4CaptureMonitor.evtxevtx
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
10
DNS requests
9
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
—
—
142.250.186.77:443
accounts.google.com
GOOGLE
US
suspicious
—
—
142.250.186.174:443
clients2.google.com
GOOGLE
US
whitelisted
—
—
142.250.185.100:443
www.google.com
GOOGLE
US
whitelisted
—
—
142.250.184.227:443
clientservices.googleapis.com
GOOGLE
US
whitelisted
—
—
142.250.181.225:443
clients2.googleusercontent.com
GOOGLE
US
whitelisted
—
—
142.250.186.42:443
fonts.googleapis.com
GOOGLE
US
whitelisted
—
—
142.250.186.67:443
www.gstatic.com
GOOGLE
US
whitelisted
—
—
142.250.186.99:443
fonts.gstatic.com
GOOGLE
US
whitelisted

DNS requests

Domain
IP
Reputation
www.google.com
  • 142.250.185.100
malicious
accounts.google.com
  • 142.250.186.77
shared
clients2.google.com
  • 142.250.186.174
whitelisted
clients2.googleusercontent.com
  • 142.250.181.225
whitelisted
fonts.googleapis.com
  • 142.250.186.42
whitelisted
www.gstatic.com
  • 142.250.186.67
whitelisted
fonts.gstatic.com
  • 142.250.186.99
whitelisted
apis.google.com
  • 142.250.186.174
whitelisted
clientservices.googleapis.com
  • 142.250.184.227
whitelisted

Threats

No threats detected
Process
Message
mmc.exe
ViewerConfigPath = 'C:\ProgramData\Microsoft\Event Viewer': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerAdminViewsPath = 'C:\ProgramData\Microsoft\Event Viewer\Views\ApplicationViewsRootNode': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerExternalLogsPath = 'C:\ProgramData\Microsoft\Event Viewer\ExternalLogs': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerViewsFolderPath = 'C:\ProgramData\Microsoft\Event Viewer\Views': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerViewsFolderPath = 'C:\ProgramData\Microsoft\Event Viewer\Views': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerAdminViewsPath = 'C:\ProgramData\Microsoft\Event Viewer\Views\ApplicationViewsRootNode': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerExternalLogsPath = 'C:\ProgramData\Microsoft\Event Viewer\ExternalLogs': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
ViewerConfigPath = 'C:\ProgramData\Microsoft\Event Viewer': Microsoft.Windows.ManagementUI.CombinedControls.EventsNode
mmc.exe
Failed to get ChannelConfigOwningPublisher -122-The data area passed to a system call is too small
mmc.exe
Failed to get ChannelConfigOwningPublisher -122-The data area passed to a system call is too small
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Reports
BlackCat.zip