File name:

AcroCEF.exe

Full analysis: https://app.any.run/tasks/77bc06e5-4134-4240-959b-9f5e6336df98
Verdict: Malicious activity
Analysis date: June 21, 2025, 18:36:19
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, 2 sections
MD5:

30CCC8D40C3A927D7B7FBA1E5F2BCAF9

SHA1:

8EDC71EFFB08A4509E54204713518C522B67A62B

SHA256:

0E8863AD2062D5775D5955AB971F585674416D20E1B1570BF9B0EFFC8E63C3B9

SSDEEP:

49152:V92X5xd4X5Rl+JbXEM3lZmslTY8ranKtLzfObDdEFP304YY3EVJzb3boSwijiGNM:R5T8rjAbpENaUOW+XGMw

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

    • Starts NET.EXE for service management

      • AcroCEF.exe (PID: 1668)
      • net.exe (PID: 6268)

  • SUSPICIOUS

    • Modifies hosts file to alter network resolution

      • AcroCEF.exe (PID: 1668)

    • Executable content was dropped or overwritten

      • AcroCEF.exe (PID: 1668)
      • cmd.exe (PID: 7140)

    • Executing commands from a ".bat" file

      • AcroCEF.exe (PID: 1668)

    • Starts CMD.EXE for commands execution

      • AcroCEF.exe (PID: 1668)

    • The executable file from the user directory is run by the CMD process

      • AcroCEF.exe (PID: 4528)

    • Executes application which crashes

      • AcroCEF.exe (PID: 4528)

  • INFO

    • Checks supported languages

      • AcroCEF.exe (PID: 1668)
      • AcroCEF.exe (PID: 4528)

    • The sample compiled with chinese language support

      • AcroCEF.exe (PID: 1668)

    • Failed to create an executable file in Windows directory

      • AcroCEF.exe (PID: 1668)

    • Create files in a temporary directory

      • AcroCEF.exe (PID: 1668)

    • Checks proxy server information

      • WerFault.exe (PID: 6700)
      • slui.exe (PID: 3884)

    • Reads the software policy settings

      • WerFault.exe (PID: 6700)
      • slui.exe (PID: 3884)

    • Creates files or folders in the user directory

      • WerFault.exe (PID: 6700)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | DOS Executable Generic (100)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 0000:00:00 00:00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 0.37
CodeSize: 66560
InitializedDataSize: 37888
UninitializedDataSize: -
EntryPoint: 0x361ec
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Chinese (Simplified)
CharacterSet: Windows, Chinese (Simplified)
CompanyName: -
FileDescription: -
FileVersion: 1.0.0.0
InternalName: -
LegalCopyright: -
LegalTrademarks: -
OriginalFileName: -
ProductName: -
ProductVersion: 1.0.0.0
Comments: -
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
145
Monitored processes
9
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start acrocef.exe net.exe no specs conhost.exe no specs net1.exe no specs cmd.exe conhost.exe no specs acrocef.exe werfault.exe slui.exe

Process information

PID
CMD
Path
Indicators
Parent process
1668"C:\Users\admin\AppData\Local\Temp\AcroCEF.exe" C:\Users\admin\AppData\Local\Temp\AcroCEF.exe
explorer.exe
User:
admin
Company:
Adobe Systems Incorporated
Integrity Level:
MEDIUM
Description:
Adobe AcroCEF
Exit code:
0
Version:
23.8.20533.0
Modules
Images
c:\users\admin\appdata\local\temp\acrocef.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
3884C:\WINDOWS\System32\slui.exe -EmbeddingC:\Windows\System32\slui.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Activation Client
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\user32.dll
4528"C:\Users\admin\AppData\Local\Temp\AcroCEF.exe"C:\Users\admin\AppData\Local\Temp\AcroCEF.exe
cmd.exe
User:
admin
Company:
Adobe Systems Incorporated
Integrity Level:
MEDIUM
Description:
Adobe AcroCEF
Exit code:
3228369022
Version:
23.8.20533.0
Modules
Images
c:\users\admin\appdata\local\temp\acrocef.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
4968\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—net.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
6268net stop "Kingsoft AntiVirus Service"C:\Windows\SysWOW64\net.exe—AcroCEF.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Net Command
Exit code:
2
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\net.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\msvcrt.dll
6472C:\WINDOWS\system32\net1 stop "Kingsoft AntiVirus Service"C:\Windows\SysWOW64\net1.exe—net.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Net Command
Exit code:
2
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\net1.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\msvcrt.dll
c:\windows\syswow64\sechost.dll
6700C:\WINDOWS\system32\WerFault.exe -u -p 4528 -s 428C:\Windows\System32\WerFault.exe
AcroCEF.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\werfault.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\cryptsp.dll
6772\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
7140C:\WINDOWS\system32\cmd.exe /c C:\Users\admin\AppData\Local\Temp\$a5FC3.batC:\Windows\SysWOW64\cmd.exe
AcroCEF.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\msvcrt.dll
Total events
4 016
Read events
4 016
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
6
Text files
3
Unknown types
0

Dropped files

PID
Process
Filename
Type
6700WerFault.exeC:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_AcroCEF.exe_5797beffe02cff1fda6f2854e721f06c80b0a2d4_54f2ff2f_6f2bb125-ea46-4b50-a6f7-ebf5acca4c66\Report.wer —
MD5:—
SHA256:—
1668AcroCEF.exeC:\Users\admin\AppData\Local\Temp\AcroCEF.exe.exeexecutable
MD5:CD53C61345139DD549495633C7195A9D
SHA256:2B2538D62A3D95CAA1EAAF402DDA55E9B0DC66E5A0B8F6C8FD3042550E48D56D
6700WerFault.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\21253908F3CB05D51B1C2DA8B681A785binary
MD5:D310523737A0D4D05066857AC157F458
SHA256:0A0520D498306689AFA3CAC09ACE82E09229108FC9FABA5A906291D077004484
6700WerFault.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FEbinary
MD5:0F7B8F6A846AA9CA52FA562DDDCDB5ED
SHA256:AFF90E65A81289B80D1FCC5E71B3D88E5D1AAFE22CE358EB6E28A56D1845263D
6700WerFault.exeC:\Users\admin\AppData\Local\CrashDumps\AcroCEF.exe.4528.dmpbinary
MD5:EDADDC6044AA274B137D8CDE199692F8
SHA256:68D0C319AC2BAA8EAD0080FB84F497C8C352C39AB210C287542A67BFB3206E85
1668AcroCEF.exeC:\Users\admin\AppData\Local\Temp\$a5FC3.battext
MD5:C5E75FDBA316D4C13CF496C328ED276F
SHA256:103BE127DB7800A739AA6AD660A3BBA32A3B5A3F22911915E8959CC2CA8ED726
7140cmd.exeC:\Users\admin\AppData\Local\Temp\AcroCEF.exeexecutable
MD5:CD53C61345139DD549495633C7195A9D
SHA256:2B2538D62A3D95CAA1EAAF402DDA55E9B0DC66E5A0B8F6C8FD3042550E48D56D
6700WerFault.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\21253908F3CB05D51B1C2DA8B681A785binary
MD5:84B719F09F076EF23D24F67CE6B37AB6
SHA256:C6BFF608BE8E7F6C214D6C2C08CE468867943E7D3FBC68DF769F13EAA0C2BE9A
6700WerFault.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FEbinary
MD5:0C222DB0221A2655502ED07D645A894F
SHA256:452A501B8045D8D1F1A96365E9B77B5FA767ADF1D9C3DC1F62335C141891377F
6700WerFault.exeC:\ProgramData\Microsoft\Windows\WER\Temp\WER6255.tmp.WERInternalMetadata.xmlxml
MD5:AFE3EE4CDEF36996EBA145C923079577
SHA256:7BD5813C07E72E031BA12933823541E927242337B5511B999C81AF44263A1C24
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
32
DNS requests
20
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
6700
WerFault.exe
GET
200
184.24.77.17:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
6700
WerFault.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
436
svchost.exe
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6188
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
6188
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
2940
svchost.exe
GET
200
69.192.161.44:80
http://x1.c.lencr.org/
unknown
—
—
whitelisted
5944
MoUsoCoreWorker.exe
GET
200
184.24.77.17:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
5944
MoUsoCoreWorker.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1268
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
5944
MoUsoCoreWorker.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
2072
RUXIMICS.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
6700
WerFault.exe
52.182.143.212:443
watson.events.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
6700
WerFault.exe
184.24.77.17:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
6700
WerFault.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
436
svchost.exe
40.126.31.130:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
436
svchost.exe
2.17.190.73:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 4.231.128.59
  • 51.104.136.2
whitelisted
google.com
  • 142.250.185.238
whitelisted
watson.events.data.microsoft.com
  • 52.182.143.212
whitelisted
crl.microsoft.com
  • 184.24.77.17
  • 184.24.77.9
  • 184.24.77.23
  • 184.24.77.27
  • 184.24.77.15
  • 184.24.77.12
  • 184.24.77.33
  • 184.24.77.26
  • 184.24.77.13
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
login.live.com
  • 40.126.31.130
  • 20.190.159.0
  • 40.126.31.129
  • 40.126.31.2
  • 20.190.159.130
  • 20.190.159.131
  • 20.190.159.64
  • 40.126.31.73
whitelisted
ocsp.digicert.com
  • 2.17.190.73
whitelisted
nexusrules.officeapps.live.com
  • 52.111.227.11
whitelisted
client.wns.windows.com
  • 172.211.123.248
whitelisted
slscr.update.microsoft.com
  • 4.245.163.56
whitelisted

Threats

No threats detected
No debug info
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Reports
AcroCEF.exe