File name:

bluescrn.scr

Full analysis: https://app.any.run/tasks/67f383c3-50a2-406a-b901-ef5f09d68c23
Verdict: Malicious activity
Analysis date: May 22, 2021, 03:14:49
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

AC269D8CF5B8FEFCCE0D1FB0BA1122EA

SHA1:

A12F5DA02C847ED7F528F0CD517D7CDA21C2E507

SHA256:

DCC79D97307ED95111D9D7641052D9FE702EFBACDA80B29EF63B6050F7F63EDF

SSDEEP:

1536:uVAcyzb7mABGHqFFmS/Tg8J6PpxO9HtYCInndkmVnTA6uvld2XPwdniI:aAcOf1NoY6PqBtm9Pe

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

    • Loads the Task Scheduler COM API

      • CCleaner.exe (PID: 3192)

    • Steals credentials from Web Browsers

      • CCleaner.exe (PID: 2572)

    • Actions looks like stealing of personal data

      • CCleaner.exe (PID: 2572)

  • SUSPICIOUS

    • Reads internet explorer settings

      • CCleaner.exe (PID: 2572)

    • Executed via Task Scheduler

      • CCleaner.exe (PID: 2572)

    • Creates files in the user directory

      • CCleaner.exe (PID: 2572)

    • Low-level read access rights to disk partition

      • CCleaner.exe (PID: 2572)

  • INFO

    • Manual execution by user

      • CCleaner.exe (PID: 3192)
      • regedit.exe (PID: 2940)
      • regedit.exe (PID: 3820)
      • bluescrn.scr.exe (PID: 2688)

    • Reads settings of System Certificates

      • CCleaner.exe (PID: 2572)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (35.8)
.exe | Win64 Executable (generic) (31.7)
.scr | Windows screen saver (15)
.dll | Win32 Dynamic Link Library (generic) (7.5)
.exe | Win32 Executable (generic) (5.1)

EXIF

EXE

SpecialBuild: -
ProductVersion: 3.2
ProductName: Sysinternals Blue Screen
PrivateBuild: -
OriginalFileName: bluescrn.scr
LegalTrademarks: -
LegalCopyright: Copyright © 1998-2004 Mark Russinovich
InternalName: bluescrn
FileVersion: 3.2
FileDescription: Sysinternals Bluescreen Screen Saver
CompanyName: Sysinternals
Comments: -
CharacterSet: Unicode
LanguageCode: English (U.S.)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Windows NT 32-bit
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 3.2.0.0
FileVersionNumber: 3.2.0.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x6ddf
UninitializedDataSize: -
InitializedDataSize: 675840
CodeSize: 45056
LinkerVersion: 6
PEType: PE32
TimeStamp: 2006:10:12 18:40:08+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 12-Oct-2006 16:40:08
Detected languages:
  • English - United States
Comments: -
CompanyName: Sysinternals
FileDescription: Sysinternals Bluescreen Screen Saver
FileVersion: 3.2
InternalName: bluescrn
LegalCopyright: Copyright © 1998-2004 Mark Russinovich
LegalTrademarks: -
OriginalFilename: bluescrn.scr
PrivateBuild: -
ProductName: Sysinternals Blue Screen
ProductVersion: 3.2
SpecialBuild: -

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000110

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 12-Oct-2006 16:40:08
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0000AF26
0x0000B000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.60815
.rdata
0x0000C000
0x00001863
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.53995
.data
0x0000E000
0x0001F280
0x0001E000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.29126
.sxdata
0x0002E000
0x00000004
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_LNK_INFO, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.00656364
.rsrc
0x0002F000
0x00081748
0x00082000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
1.75965

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.32005
928
UNKNOWN
English - United States
RT_VERSION
7
2.02548
78
UNKNOWN
English - United States
RT_STRING
100
2.16096
20
UNKNOWN
English - United States
RT_GROUP_ICON
2003
3.60487
406
UNKNOWN
English - United States
RT_DIALOG
BLUESCRN
0.0094053
153704
UNKNOWN
English - United States
RT_BITMAP
FONT
1.66905
49868
UNKNOWN
English - United States
RT_BITMAP
LOGO
2.98674
16064
UNKNOWN
English - United States
RT_BITMAP
LOGON
0.0094053
153704
UNKNOWN
English - United States
RT_BITMAP
LOGON1
0.014223
153704
UNKNOWN
English - United States
RT_BITMAP
PALETTE
3.37158
120
UNKNOWN
English - United States
RT_BITMAP

Imports

ADVAPI32.dll
COMCTL32.dll
DDRAW.dll
GDI32.dll
KERNEL32.dll
USER32.dll
WINMM.dll
comdlg32.dll

Exports

Title
Ordinal
Address
ScreenSaverConfigureDialog
1
0x000022F0
ScreenSaverProc
2
0x00002060
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
49
Monitored processes
6
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start bluescrn.scr.exe no specs ccleaner.exe no specs ccleaner.exe regedit.exe no specs regedit.exe bluescrn.scr.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2088"C:\Users\admin\AppData\Local\Temp\bluescrn.scr.exe" C:\Users\admin\AppData\Local\Temp\bluescrn.scr.exe—explorer.exe
User:
admin
Company:
Sysinternals
Integrity Level:
MEDIUM
Description:
Sysinternals Bluescreen Screen Saver
Exit code:
0
Version:
3.2
Modules
Images
c:\users\admin\appdata\local\temp\bluescrn.scr.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_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
2572"C:\Program Files\CCleaner\CCleaner.exe" /uacC:\Program Files\CCleaner\CCleaner.exe
taskeng.exe
User:
admin
Company:
Piriform Ltd
Integrity Level:
HIGH
Description:
CCleaner
Exit code:
0
Version:
5, 35, 0, 6210
Modules
Images
c:\program files\ccleaner\ccleaner.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\rpcrt4.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
2688"C:\Users\admin\AppData\Local\Temp\bluescrn.scr.exe" C:\Users\admin\AppData\Local\Temp\bluescrn.scr.exe—explorer.exe
User:
admin
Company:
Sysinternals
Integrity Level:
MEDIUM
Description:
Sysinternals Bluescreen Screen Saver
Exit code:
0
Version:
3.2
Modules
Images
c:\users\admin\appdata\local\temp\bluescrn.scr.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_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
2940"C:\Windows\regedit.exe" C:\Windows\regedit.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Editor
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\regedit.exe
c:\systemroot\system32\ntdll.dll
3192"C:\Program Files\CCleaner\CCleaner.exe" C:\Program Files\CCleaner\CCleaner.exe—explorer.exe
User:
admin
Company:
Piriform Ltd
Integrity Level:
MEDIUM
Description:
CCleaner
Exit code:
0
Version:
5, 35, 0, 6210
Modules
Images
c:\program files\ccleaner\ccleaner.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\rpcrt4.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
3820"C:\Windows\regedit.exe" C:\Windows\regedit.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Editor
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\regedit.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\gdi32.dll
c:\windows\system32\user32.dll
Total events
456
Read events
315
Write events
141
Delete events
0

Modification events

(PID) Process:(2088) bluescrn.scr.exeKey:HKEY_CURRENT_USER\Software\SysInternals\BlueScreen
Operation:writeName:DoDiskWrites
Value:
1
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Piriform\CCleaner
Operation:writeName:NewVersion
Value:
(PID) Process:(2572) CCleaner.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13D\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(2572) CCleaner.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
Executable files
0
Suspicious files
2
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2572CCleaner.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\N8CTB28CPO4YWFRRI95L.temp —
MD5:—
SHA256:—
2572CCleaner.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DOAMRDW30B4BJBIIPGSW.temp —
MD5:—
SHA256:—
2572CCleaner.exeC:\Users\admin\AppData\Local\Temp\CabFC8F.tmp —
MD5:—
SHA256:—
2572CCleaner.exeC:\Users\admin\AppData\Local\Temp\TarFC90.tmp —
MD5:—
SHA256:—
2572CCleaner.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ed7a5cc3cca8d52a.customDestinations-msbinary
MD5:—
SHA256:—
2572CCleaner.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ed7a5cc3cca8d52a.customDestinations-ms~RF14fc7f.TMPbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2572
CCleaner.exe
GET
404
151.101.0.64:80
http://www.piriform.com/auto?a=0&p=cc&v=5.35.6210&l=1033&lk=&mk=IJR6-W5SV-5KYR-QBZD-6BY4-RN5Z-WAV9-RVK2-VAKU&o=6.1W3&au=1&mx=97B7721C4994E2556FF6A439510F665DB45337A341A47E15F4997584423BF714&gu=00000000-0000-4000-8000-d6f7f2be5127
US
xml
341 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2572
CCleaner.exe
151.101.0.64:80
www.piriform.com
Fastly
US
whitelisted
2572
CCleaner.exe
151.101.0.64:443
www.piriform.com
Fastly
US
whitelisted

DNS requests

Domain
IP
Reputation
www.piriform.com
  • 151.101.0.64
  • 151.101.64.64
  • 151.101.128.64
  • 151.101.192.64
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
bluescrn.scr