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File name:

C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Cache\f_00000c

Full analysis: https://app.any.run/tasks/601a4882-d4fe-4c42-ba24-6cfc96d632b0
Verdict: Malicious activity
Analysis date: October 05, 2022, 03:42:07
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

F14153BBD95FC26D9CCEA77C49CF09B9

SHA1:

CB59F900711EA751C4322B4DAB50FA2C0EE70B33

SHA256:

27EAB496D0B63D52C18CEE063110D9D479523B58426BFCB58E420A5CAE087C54

SSDEEP:

12288:aBVCrK2jsP3zv+FSF68GANNhWLS0B6L+FOCN+AzrnxdanvzFzho:SU7ecSgL6y+gk+rnxdarFu

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 dropped or rewritten executable

      • SearchProtocolHost.exe (PID: 3720)
      • krnlss.exe (PID: 3676)
      • WerFault.exe (PID: 2828)
      • krnlss.exe (PID: 1308)
      • WerFault.exe (PID: 1144)
      • krnlss.exe (PID: 4004)
      • WerFault.exe (PID: 1640)

    • Application was dropped or rewritten from another process

      • 7za.exe (PID: 1176)
      • 7za.exe (PID: 3792)
      • krnlss.exe (PID: 3676)
      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)

  • SUSPICIOUS

    • Reads the computer name

      • f_00000c.exe (PID: 3052)
      • 7za.exe (PID: 1176)
      • krnlss.exe (PID: 3676)
      • 7za.exe (PID: 3792)
      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)

    • Checks supported languages

      • f_00000c.exe (PID: 3052)
      • 7za.exe (PID: 1176)
      • krnlss.exe (PID: 3676)
      • 7za.exe (PID: 3792)
      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)

    • Reads Environment values

      • f_00000c.exe (PID: 3052)
      • krnlss.exe (PID: 3676)
      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)

  • INFO

    • Reads the computer name

      • WISPTIS.EXE (PID: 3688)
      • WerFault.exe (PID: 2828)
      • WerFault.exe (PID: 1144)
      • WerFault.exe (PID: 1640)

    • Reads settings of System Certificates

      • f_00000c.exe (PID: 3052)
      • krnlss.exe (PID: 3676)
      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)

    • Checks supported languages

      • WISPTIS.EXE (PID: 3688)
      • WerFault.exe (PID: 2828)
      • WerFault.exe (PID: 1144)
      • WerFault.exe (PID: 1640)

    • Checks Windows Trust Settings

      • krnlss.exe (PID: 3676)
      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)

    • Manual execution by user

      • krnlss.exe (PID: 1308)
      • krnlss.exe (PID: 4004)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 2093-Aug-30 18:10:57
Debug artifacts:
  • E:\Archives\Documents\krnl_bootstrapper\obj\Release\net472\krnl_bootstrapper.pdb
Comments: -
CompanyName: -
FileDescription: krnl_bootstrapper
FileVersion: 1.0.0.0
InternalName: krnl_bootstrapper.exe
LegalCopyright: Copyright © 2022
LegalTrademarks: -
OriginalFilename: krnl_bootstrapper.exe
ProductName: krnl_bootstrapper
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

DOS Header

e_magic: MZ
e_cblp: 144
e_cp: 3
e_crlc: -
e_cparhdr: 4
e_minalloc: -
e_maxalloc: 65535
e_ss: -
e_sp: 184
e_csum: -
e_ip: -
e_cs: -
e_ovno: -
e_oemid: -
e_oeminfo: -
e_lfanew: 128

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
NumberofSections: 3
TimeDateStamp: 2093-Aug-30 18:10:57
PointerToSymbolTable: -
NumberOfSymbols: -
SizeOfOptionalHeader: 224
Characteristics:
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
8192
939412
939520
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.5376
.rsrc
950272
256216
256512
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
1.20735
.reloc
1212416
12
512
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
1.16474
254536
UNKNOWN
UNKNOWN
RT_ICON
32512
2.01924
20
UNKNOWN
UNKNOWN
RT_GROUP_ICON
1 (#2)
3.26862
860
UNKNOWN
UNKNOWN
RT_VERSION
1 (#3)
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
58
Monitored processes
12
Malicious processes
8
Suspicious processes
2

Behavior graph

Click at the process to see the details
drop and start drop and start drop and start start f_00000c.exe wisptis.exe no specs wisptis.exe searchprotocolhost.exe no specs 7za.exe no specs 7za.exe no specs krnlss.exe werfault.exe no specs krnlss.exe werfault.exe no specs krnlss.exe werfault.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3052"C:\Users\admin\Desktop\f_00000c.exe" C:\Users\admin\Desktop\f_00000c.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
krnl_bootstrapper
Exit code:
4294967295
Version:
1.0.0.0
3804"C:\Windows\SYSTEM32\WISPTIS.EXE" /ManualLaunch;C:\Windows\SYSTEM32\WISPTIS.EXE—f_00000c.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Pen and Touch Input Component
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3688"C:\Windows\SYSTEM32\WISPTIS.EXE" /ManualLaunch;C:\Windows\SYSTEM32\WISPTIS.EXE
f_00000c.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft Pen and Touch Input Component
Exit code:
24
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3720"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe2_ Global\UsGthrCtrlFltPipeMssGthrPipe2 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" C:\Windows\system32\SearchProtocolHost.exe—SearchIndexer.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft Windows Search Protocol Host
Version:
7.00.7601.24542 (win7sp1_ldr_escrow.191209-2211)
1176"C:\Users\admin\Desktop\krnl\7za.exe" x "C:\Users\admin\Desktop\krnl\bin\src.7z" -o"C:\Users\admin\Desktop\krnl\bin" -aoa -bsp1C:\Users\admin\Desktop\krnl\7za.exe—f_00000c.exe
User:
admin
Company:
Igor Pavlov
Integrity Level:
MEDIUM
Description:
7-Zip Standalone Console
Exit code:
0
Version:
15.14
3792"C:\Users\admin\Desktop\krnl\7za.exe" x "C:\Users\admin\Desktop\krnl\bin\Monaco.zip" -o"C:\Users\admin\Desktop\krnl\bin" -aoa -bsp1C:\Users\admin\Desktop\krnl\7za.exe—f_00000c.exe
User:
admin
Company:
Igor Pavlov
Integrity Level:
MEDIUM
Description:
7-Zip Standalone Console
Exit code:
0
Version:
15.14
3676"C:\Users\admin\Desktop\krnl\krnlss.exe" C:\Users\admin\Desktop\krnl\krnlss.exe
f_00000c.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
3762504530
Version:
0.0.0.0
2828C:\Windows\system32\WerFault.exe -u -p 3676 -s 1696C:\Windows\system32\WerFault.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1308"C:\Users\admin\Desktop\krnl\krnlss.exe" C:\Users\admin\Desktop\krnl\krnlss.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
3762504530
Version:
0.0.0.0
1144C:\Windows\system32\WerFault.exe -u -p 1308 -s 1600C:\Windows\system32\WerFault.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
14 480
Read events
14 326
Write events
0
Delete events
0

Modification events

No data
Executable files
137
Suspicious files
3
Text files
45
Unknown types
66

Dropped files

PID
Process
Filename
Type
3052f_00000c.exeC:\Users\admin\Desktop\krnl\bin\src.7z —
MD5:—
SHA256:—
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.BrowserSubprocess.Core.pdb —
MD5:—
SHA256:—
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.Core.pdb —
MD5:—
SHA256:—
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.xmlxml
MD5:9D1F460B86B696312AE92226041DF8E4
SHA256:3AADA0CDA50987E08C904283D7DA20150C685116F387EF370C60B9105ED4F871
3052f_00000c.exeC:\Users\admin\Desktop\krnl\krnlss.exe.configxml
MD5:0ED4B3831FF5E91DFF636145F68AAC4C
SHA256:03962AE5A55DFC70E2717771A9A7AA37B956B2C5B4C62E3CFF9FE24360250347
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.BrowserSubprocess.exe.configxml
MD5:442320A07B9078E437FAFF02ABDBF6D6
SHA256:849CD2EFCAF7521B7BA75F98A43AB567208A5B7B8CE7623679C6F404DD976D09
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.Wpf.pdbpdb
MD5:700051139E5D30A0341EAFE2348F3D54
SHA256:3DF8AC55B6C8F8E8542740BAE27B2B2178DDCC93619C5DDE71A791B42755BF93
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.Core.xmlxml
MD5:B9ACD73501B72D46543855937F32F0CF
SHA256:C6637029C43CDA887473532E9F059D13E4D7FAADEBB4B8D9150F8E2D59343DB6
3052f_00000c.exeC:\Users\admin\Desktop\krnl\7za.exeexecutable
MD5:EC79CABD55A14379E4D676BB17D9E3DF
SHA256:44A55F5D9C31D0990DE47B9893E0C927478930CEF06FBE2D1F520A6D6CBA587D
11767za.exeC:\Users\admin\Desktop\krnl\bin\src\CefSharp.BrowserSubprocess.pdbpdb
MD5:8500C8EAEDF45493B8469F25C71E4A1E
SHA256:C4EE78C4DBCCF4A1A1E389BC0702F4EC9E1FAE92A2710CCA0D28C18BE2D93A62
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
3
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
3052
f_00000c.exe
188.114.96.3:443
k-storage.com
CLOUDFLARENET
NL
malicious
3052
f_00000c.exe
51.178.133.139:443
cdn.krnl.place
OVH SAS
FR
unknown

DNS requests

Domain
IP
Reputation
cdn.krnl.place
  • 51.178.133.139
  • 51.178.133.89
  • 51.210.32.152
  • 51.210.32.145
suspicious
k-storage.com
  • 188.114.96.3
  • 188.114.97.3
malicious
dns.msftncsi.com
  • 131.107.255.255
shared

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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ANY.RUN
Reports
C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Cache\f_00000c