File name:

Week8.exe

Full analysis: https://app.any.run/tasks/9e717bba-108d-4023-84fa-1594e759b41b
Verdict: Malicious activity
Analysis date: March 24, 2025, 13:59:45
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows, 10 sections
MD5:

A07EA73AAEBE8BE23DEE196BDE83E083

SHA1:

0309273EB6BF0909143C656E286C05E40497FFF8

SHA256:

F5158ADA735739AEE5BC2B07A92368F2817DA2A3E16C1FCE0BA365BEDF54E6D0

SSDEEP:

98304:5PzhFlmzDfDLAGV4wk0Uya7m40cpckcHeC/FHdW62QfYjuPyicDglq2CM1oBj3xO:MyEy

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

    • Create files in the Startup directory

      • Week8.exe (PID: 5364)
    • Changes the autorun value in the registry

      • Week8.exe (PID: 5364)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Week8.exe (PID: 5364)
    • Modifies hosts file to alter network resolution

      • Week8.exe (PID: 5364)
  • INFO

    • Creates files or folders in the user directory

      • Week8.exe (PID: 5364)
      • BackgroundTransferHost.exe (PID: 7636)
    • Autorun file from Startup directory

      • Week8.exe (PID: 5364)
    • The sample compiled with english language support

      • Week8.exe (PID: 5364)
    • Checks supported languages

      • Week8.exe (PID: 5364)
    • Reads security settings of Internet Explorer

      • BackgroundTransferHost.exe (PID: 7420)
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) (87.2)
.exe | Generic Win/DOS Executable (6.3)
.exe | DOS Executable Generic (6.3)

EXIF

EXE

MachineType: AMD AMD64
TimeStamp: 2025:03:17 20:08:13+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, Large address aware, No debug
PEType: PE32+
LinkerVersion: 2.3
CodeSize: 9728
InitializedDataSize: 4313088
UninitializedDataSize: 2560
EntryPoint: 0x14e0
OSVersion: 4
ImageVersion: -
SubsystemVersion: 5.2
Subsystem: Windows command line
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Unknown (0)
ObjectFileType: Unknown
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: University of Arizona
FileDescription: Spring 2025 Week 8 Malware Analysis
FileVersion: 1.0.0.0
InternalName: week8.exe
LegalCopyright: © 2025 Michael Galde. All rights reserved.
OriginalFileName: week8.exe
ProductName: Week8
ProductVersion: 1.0.0
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
139
Monitored processes
10
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start week8.exe conhost.exe no specs sppextcomobj.exe no specs slui.exe no specs backgroundtransferhost.exe no specs backgroundtransferhost.exe backgroundtransferhost.exe no specs backgroundtransferhost.exe no specs backgroundtransferhost.exe no specs backgroundtransferhost.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
4068"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1C:\Windows\System32\BackgroundTransferHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Download/Upload Host
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\backgroundtransferhost.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\kernel.appcore.dll
c:\windows\system32\bcryptprimitives.dll
4268"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEventC:\Windows\System32\slui.exeSppExtComObj.Exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows Activation Client
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
4880\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exeWeek8.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
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
4920C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exesvchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
KMS Connection Broker
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\sppextcomobj.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\oleaut32.dll
5364"C:\Users\admin\AppData\Local\Temp\Week8.exe" C:\Users\admin\AppData\Local\Temp\Week8.exe
explorer.exe
User:
admin
Company:
University of Arizona
Integrity Level:
MEDIUM
Description:
Spring 2025 Week 8 Malware Analysis
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\week8.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.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
7420"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1C:\Windows\System32\BackgroundTransferHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Download/Upload Host
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\backgroundtransferhost.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\kernel.appcore.dll
c:\windows\system32\bcryptprimitives.dll
7636"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1C:\Windows\System32\BackgroundTransferHost.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Download/Upload Host
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\backgroundtransferhost.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\kernel.appcore.dll
c:\windows\system32\bcryptprimitives.dll
7736"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1C:\Windows\System32\BackgroundTransferHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Download/Upload Host
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\backgroundtransferhost.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\kernel.appcore.dll
c:\windows\system32\bcryptprimitives.dll
7952"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1C:\Windows\System32\BackgroundTransferHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Download/Upload Host
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\backgroundtransferhost.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\bcryptprimitives.dll
c:\windows\system32\kernel.appcore.dll
8164"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1C:\Windows\System32\BackgroundTransferHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Download/Upload Host
Exit code:
1
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\backgroundtransferhost.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\kernel.appcore.dll
c:\windows\system32\bcryptprimitives.dll
Total events
1 906
Read events
1 887
Write events
19
Delete events
0

Modification events

(PID) Process:(5364) Week8.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:SuspiciousEntry
Value:
What are you looking for?
(PID) Process:(7420) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(7420) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(7420) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(7636) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(7636) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(7636) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(7736) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(7736) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(7736) BackgroundTransferHost.exeKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
Executable files
1
Suspicious files
6
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
7636BackgroundTransferHost.exeC:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\18be5d8c-89b6-468b-bf26-927f1c8a37fc.down_data
MD5:
SHA256:
7636BackgroundTransferHost.exeC:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\Content\26C212D9399727259664BDFCA073966E_F9F7D6A7ECE73106D2A8C63168CDA10Dbinary
MD5:4872BABAF39AA62B8D32695EBB7E9173
SHA256:2EE85DF86EE29BBEB3DCA81AA29B6DE204F605A2769B84C728A329178A2D0999
7636BackgroundTransferHost.exeC:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\18be5d8c-89b6-468b-bf26-927f1c8a37fc.362e74f9-086c-460c-a780-dbaf191e6921.down_metabinary
MD5:524AD744139977C21C8548C3234270F2
SHA256:86B07B0C11A6D353F6DB1806323684C54396BE5ED8DCD38288ECC2B2BEB8B9C6
7636BackgroundTransferHost.exeC:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\MetaData\26C212D9399727259664BDFCA073966E_F9F7D6A7ECE73106D2A8C63168CDA10Dbinary
MD5:86764E1E5D20478F083BD13748DBCA60
SHA256:66A269E3C16C73E5126B9FBCF81866263CF648A710FFC90B4A818417A324241C
5364Week8.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\malware_fun.exeexecutable
MD5:A07EA73AAEBE8BE23DEE196BDE83E083
SHA256:F5158ADA735739AEE5BC2B07A92368F2817DA2A3E16C1FCE0BA365BEDF54E6D0
5364Week8.exeC:\Users\admin\Desktop\hello_STUDENTS_41.454binary
MD5:793B430E338EE55B95D4CD75B8EC1849
SHA256:EBF5702A2667C35BBF23C5A1FC3BE4BD8F9B6006AE84F435E4D6F4131748D314
7636BackgroundTransferHost.exeC:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\23ab577c-bf36-4124-ae5d-210543d8bcc4.362e74f9-086c-460c-a780-dbaf191e6921.down_metabinary
MD5:524AD744139977C21C8548C3234270F2
SHA256:86B07B0C11A6D353F6DB1806323684C54396BE5ED8DCD38288ECC2B2BEB8B9C6
5364Week8.exeC:\Users\admin\Desktop\warning.jpgimage
MD5:2460EC9D6B5EB63F10ACFEE2DB48F7F6
SHA256:9CA23A8C3A6CAFBD706131533C71ADA5D6832F575741007B5BE1B4AA39F7008F
7636BackgroundTransferHost.exeC:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\23ab577c-bf36-4124-ae5d-210543d8bcc4.up_meta_securebinary
MD5:C8B3A31FDCA3DCA754CCEFF55A59E2DB
SHA256:672EE5267D7CD7808A7D9029F2DB69F0C04F16B7A4BAC53FB9FC4C8DD245ED2F
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
24
DNS requests
14
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
6544
svchost.exe
GET
200
23.54.109.203:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
GET
200
23.48.23.164:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
2852
backgroundTaskHost.exe
GET
200
23.54.109.203:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D
unknown
whitelisted
7636
BackgroundTransferHost.exe
GET
200
23.54.109.203:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
whitelisted
7052
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
7052
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
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
23.48.23.164:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
4
System
192.168.100.255:138
whitelisted
3216
svchost.exe
40.115.3.253:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6544
svchost.exe
40.126.32.74:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6544
svchost.exe
23.54.109.203:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted
2104
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
2852
backgroundTaskHost.exe
20.74.47.205:443
arc.msn.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
2852
backgroundTaskHost.exe
23.54.109.203:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted
7636
BackgroundTransferHost.exe
92.123.104.47:443
www.bing.com
Akamai International B.V.
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 40.127.240.158
whitelisted
crl.microsoft.com
  • 23.48.23.164
  • 23.48.23.143
  • 23.48.23.177
whitelisted
client.wns.windows.com
  • 40.115.3.253
whitelisted
login.live.com
  • 40.126.32.74
  • 40.126.32.140
  • 20.190.160.131
  • 40.126.32.134
  • 20.190.160.2
  • 40.126.32.76
  • 40.126.32.136
  • 40.126.32.68
whitelisted
ocsp.digicert.com
  • 23.54.109.203
whitelisted
arc.msn.com
  • 20.74.47.205
whitelisted
www.bing.com
  • 92.123.104.47
  • 92.123.104.34
  • 92.123.104.38
  • 92.123.104.37
  • 92.123.104.36
  • 92.123.104.32
  • 92.123.104.42
  • 92.123.104.35
  • 92.123.104.33
whitelisted
slscr.update.microsoft.com
  • 20.109.210.53
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 40.69.42.241
whitelisted

Threats

No threats detected
No debug info