File name:

Coffalyser.Net.msi

Full analysis: https://app.any.run/tasks/933ae036-bf13-41be-a899-50da06e59b54
Verdict: Malicious activity
Analysis date: June 23, 2024, 12:56:43
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-msi
File info: Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, MSI Installer, Create Time/Date: Mon Jun 21 07:00:00 1999, Name of Creating Application: Windows Installer, Security: 1, Code page: 1252, Template: Intel;1033, Number of Pages: 200, Revision Number: {296F1FB1-689C-4183-839A-037E369E8A23}, Title: Coffalyser.Net, Author: MRC Holland, Number of Words: 2, Last Saved Time/Date: Mon Jan 29 18:59:19 2024, Last Printed: Mon Jan 29 18:59:19 2024
MD5:

ADDD9D4F6F554012ABD98B0CFAEEEFE6

SHA1:

3C05DC5EF8F3C29D85D6C31AAD5D57377660660E

SHA256:

D15A9C675609D588840194282816C6E62446D4D7D9F581132B16018298D12C9D

SSDEEP:

98304:fxOb0el1eMpCeUSJp35+MyuVWFRMe4e7XxzS4grMpPnIMAyW3Zo+nW6O+/PxlQip:5g2CoH

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

    • Drops the executable file immediately after the start

      • msiexec.exe (PID: 3416)
      • msiexec.exe (PID: 3280)
    • Creates a writable file in the system directory

      • CoffalyserServer.exe (PID: 2856)
  • SUSPICIOUS

    • Process drops legitimate windows executable

      • msiexec.exe (PID: 3280)
      • msiexec.exe (PID: 3416)
    • Executes as Windows Service

      • VSSVC.exe (PID: 2108)
      • CoffalyserServer.exe (PID: 2856)
    • Reads the Windows owner or organization settings

      • msiexec.exe (PID: 3280)
    • Reads security settings of Internet Explorer

      • msiexec.exe (PID: 2500)
      • CoffalyserClient.exe (PID: 2520)
      • CoffalyserClient.exe (PID: 4024)
      • CoffalyserServer.exe (PID: 2856)
      • CoffalyserClient.exe (PID: 1156)
    • Reads the Internet Settings

      • CoffalyserClient.exe (PID: 2520)
      • CoffalyserClient.exe (PID: 4024)
      • CoffalyserClient.exe (PID: 1156)
    • Application launched itself

      • CoffalyserClient.exe (PID: 2520)
      • CoffalyserClient.exe (PID: 4024)
  • INFO

    • Reads the computer name

      • msiexec.exe (PID: 3280)
      • msiexec.exe (PID: 3216)
      • msiexec.exe (PID: 3056)
      • msiexec.exe (PID: 2500)
      • CoffalyserClient.exe (PID: 2520)
      • CoffalyserClient.exe (PID: 4024)
      • CoffalyserClient.exe (PID: 1156)
      • CoffalyserServer.exe (PID: 2856)
    • Executable content was dropped or overwritten

      • msiexec.exe (PID: 3416)
      • msiexec.exe (PID: 3280)
    • Reads the machine GUID from the registry

      • msiexec.exe (PID: 3280)
      • msiexec.exe (PID: 3216)
      • msiexec.exe (PID: 3056)
      • msiexec.exe (PID: 2500)
      • CoffalyserClient.exe (PID: 2520)
      • CoffalyserClient.exe (PID: 4024)
      • CoffalyserClient.exe (PID: 1156)
      • CoffalyserServer.exe (PID: 2856)
    • Application launched itself

      • msiexec.exe (PID: 3280)
    • Checks supported languages

      • msiexec.exe (PID: 3280)
      • msiexec.exe (PID: 3216)
      • msiexec.exe (PID: 3056)
      • CoffalyserClient.exe (PID: 2520)
      • msiexec.exe (PID: 2500)
      • CoffalyserClient.exe (PID: 4024)
      • CoffalyserClient.exe (PID: 1156)
      • CoffalyserServer.exe (PID: 2856)
    • Create files in a temporary directory

      • msiexec.exe (PID: 3216)
      • msiexec.exe (PID: 3280)
      • msiexec.exe (PID: 3056)
    • Creates a software uninstall entry

      • msiexec.exe (PID: 3280)
    • Creates files or folders in the user directory

      • CoffalyserClient.exe (PID: 2520)
    • Reads Environment values

      • CoffalyserServer.exe (PID: 2856)
      • CoffalyserClient.exe (PID: 1156)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.msi | Microsoft Windows Installer (90.2)
.msp | Windows Installer Patch (8.4)
.msi | Microsoft Installer (100)

EXIF

FlashPix

CreateDate: 1999:06:21 07:00:00
Software: Windows Installer
Security: Password protected
CodePage: Windows Latin 1 (Western European)
Template: Intel;1033
Pages: 200
RevisionNumber: {296F1FB1-689C-4183-839A-037E369E8A23}
Title: Coffalyser.Net
Subject: -
Author: MRC Holland
Keywords: -
Comments: -
Words: 2
ModifyDate: 2024:01:29 18:59:19
LastPrinted: 2024:01:29 18:59:19
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
52
Monitored processes
10
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
start msiexec.exe msiexec.exe msiexec.exe no specs vssvc.exe no specs msiexec.exe no specs msiexec.exe no specs coffalyserclient.exe coffalyserclient.exe coffalyserclient.exe coffalyserserver.exe

Process information

PID
CMD
Path
Indicators
Parent process
1156"C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe" /SERVICE_CONFIGUREC:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe
CoffalyserClient.exe
User:
admin
Company:
MRC-Holland / Berg IT Solutions (BITS)
Integrity Level:
HIGH
Description:
CoffalyserClient
Version:
1.1.8794.35975
Modules
Images
c:\program files\mrc-holland\coffalyser.net\coffalyserclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
2108C:\Windows\system32\vssvc.exeC:\Windows\System32\VSSVC.exeservices.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft® Volume Shadow Copy Service
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\vssvc.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\user32.dll
c:\windows\system32\gdi32.dll
2500C:\Windows\system32\MsiExec.exe -Embedding A4D9346EDE563C273324245531150075 E Global\MSI0000C:\Windows\System32\msiexec.exemsiexec.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.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\user32.dll
c:\windows\system32\gdi32.dll
2520"C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe"C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe
msiexec.exe
User:
admin
Company:
MRC-Holland / Berg IT Solutions (BITS)
Integrity Level:
MEDIUM
Description:
CoffalyserClient
Exit code:
999
Version:
1.1.8794.35975
Modules
Images
c:\program files\mrc-holland\coffalyser.net\coffalyserclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
2856"C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserServer.exe"C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserServer.exe
services.exe
User:
SYSTEM
Company:
MRC-Holland / Berg IT Solutions (BITS)
Integrity Level:
SYSTEM
Description:
CoffalyserServerEngine
Version:
1.1.8794.35974
Modules
Images
c:\program files\mrc-holland\coffalyser.net\coffalyserserver.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
3056C:\Windows\system32\MsiExec.exe -Embedding 0EA7478EA31B57B229520E9FBF51C486C:\Windows\System32\msiexec.exemsiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.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\user32.dll
c:\windows\system32\gdi32.dll
3216C:\Windows\system32\MsiExec.exe -Embedding B6C1DC031827F4424E717DB64686F8AD CC:\Windows\System32\msiexec.exemsiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.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\user32.dll
c:\windows\system32\gdi32.dll
3280C:\Windows\system32\msiexec.exe /VC:\Windows\System32\msiexec.exe
services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows® installer
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.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\user32.dll
c:\windows\system32\gdi32.dll
3416"C:\Windows\System32\msiexec.exe" /i C:\Users\admin\AppData\Local\Temp\Coffalyser.Net.msiC:\Windows\System32\msiexec.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows® installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.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\user32.dll
c:\windows\system32\gdi32.dll
4024"C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe" /SERVICE_CONFIGUREC:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe
CoffalyserClient.exe
User:
admin
Company:
MRC-Holland / Berg IT Solutions (BITS)
Integrity Level:
MEDIUM
Description:
CoffalyserClient
Exit code:
999
Version:
1.1.8794.35975
Modules
Images
c:\program files\mrc-holland\coffalyser.net\coffalyserclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
13 508
Read events
13 161
Write events
319
Delete events
28

Modification events

(PID) Process:(3280) msiexec.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\SystemRestore
Operation:writeName:SrCreateRp (Enter)
Value:
4000000000000000FCD413D56CC5DA01D00C0000BC0A0000D5070000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(3280) msiexec.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\SPP
Operation:writeName:SppCreate (Enter)
Value:
4000000000000000FCD413D56CC5DA01D00C0000BC0A0000D0070000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(3280) msiexec.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SPP
Operation:writeName:LastIndex
Value:
75
(PID) Process:(3280) msiexec.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\SPP
Operation:writeName:SppGatherWriterMetadata (Enter)
Value:
4000000000000000D055D7D56CC5DA01D00C0000BC0A0000D3070000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(3280) msiexec.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\VssapiPublisher
Operation:writeName:IDENTIFY (Enter)
Value:
40000000000000002AB8D9D56CC5DA01D00C000088090000E80300000100000000000000000000008D47507EE08AE24CBE5EF73EF12328460000000000000000
(PID) Process:(2108) VSSVC.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\ASR Writer
Operation:writeName:IDENTIFY (Enter)
Value:
40000000000000004606E8D56CC5DA013C080000900B0000E8030000010000000100000000000000000000000000000000000000000000000000000000000000
(PID) Process:(2108) VSSVC.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\COM+ REGDB Writer
Operation:writeName:IDENTIFY (Enter)
Value:
40000000000000004606E8D56CC5DA013C080000FC080000E8030000010000000100000000000000000000000000000000000000000000000000000000000000
(PID) Process:(2108) VSSVC.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\Registry Writer
Operation:writeName:IDENTIFY (Enter)
Value:
4000000000000000A068EAD56CC5DA013C08000020080000E8030000010000000100000000000000000000000000000000000000000000000000000000000000
(PID) Process:(2108) VSSVC.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\Shadow Copy Optimization Writer
Operation:writeName:IDENTIFY (Enter)
Value:
4000000000000000A068EAD56CC5DA013C080000180B0000E8030000010000000100000000000000000000000000000000000000000000000000000000000000
(PID) Process:(2108) VSSVC.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\VSS\Diag\COM+ REGDB Writer
Operation:writeName:IDENTIFY (Leave)
Value:
4000000000000000FACAECD56CC5DA013C080000FC080000E8030000000000000100000000000000000000000000000000000000000000000000000000000000
Executable files
33
Suspicious files
17
Text files
28
Unknown types
0

Dropped files

PID
Process
Filename
Type
3280msiexec.exeC:\System Volume Information\SPP\metadata-2
MD5:
SHA256:
3280msiexec.exeC:\Windows\Installer\MSI2C59.tmpbinary
MD5:602DCB15AFC53300FECBEA6BEABB9C4D
SHA256:FF48BC4A4CAC08BBF15AB509A3E4DF19B4E49CDFA24FE3B3076B38DB396D0CE6
3280msiexec.exeC:\Windows\Installer\5262d.msiexecutable
MD5:ADDD9D4F6F554012ABD98B0CFAEEEFE6
SHA256:D15A9C675609D588840194282816C6E62446D4D7D9F581132B16018298D12C9D
3280msiexec.exeC:\System Volume Information\SPP\OnlineMetadataCache\{7e50478d-8ae0-4ce2-be5e-f73ef1232846}_OnDiskSnapshotPropbinary
MD5:C7C6A432C7B6CB3306DF8771D5D1AB19
SHA256:5C75923D9EF1AC5C5E780244FC62415ED2C9E76EDAE5DDBBB0B3F8F711DEBE8E
3280msiexec.exeC:\System Volume Information\SPP\snapshot-2binary
MD5:C7C6A432C7B6CB3306DF8771D5D1AB19
SHA256:5C75923D9EF1AC5C5E780244FC62415ED2C9E76EDAE5DDBBB0B3F8F711DEBE8E
3056msiexec.exeC:\Users\admin\AppData\Local\Temp\CFG2998.tmpxml
MD5:2BE48F533744EFA173A2EDE37EA8031E
SHA256:02375FA63B79648ED6BB419C08F78BA9032EE22BA7170250E24427F47FDDFA4E
3280msiexec.exeC:\Windows\Installer\MSI291B.tmpexecutable
MD5:684F2D21637CB5835172EDAD55B6A8D9
SHA256:DA1FE86141C446921021BB26B6FE2BD2D1BB51E3E614F46F8103FFAD8042F2C0
3280msiexec.exeC:\Users\admin\AppData\Local\Temp\~DFC8B874E28244A52F.TMPbinary
MD5:ABA8922058628525F877038B1AB2E5C7
SHA256:AD93C4EA30218C67822EB66CB2FA8AB8B0A05310300335EEED4FF46E755AD9C6
3280msiexec.exeC:\Windows\Installer\MSI2999.tmpexecutable
MD5:684F2D21637CB5835172EDAD55B6A8D9
SHA256:DA1FE86141C446921021BB26B6FE2BD2D1BB51E3E614F46F8103FFAD8042F2C0
3280msiexec.exeC:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserAnalysis.dllexecutable
MD5:815379B9535DB5FF06F77E90725CDF0B
SHA256:3984AFC4AF6FCEF4392EBF8F88E583D2DD782E08CB166C345E443746E0F2EBD6
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
12
DNS requests
5
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1372
svchost.exe
GET
304
23.52.1.232:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?33775f6043c93e33
unknown
unknown
1372
svchost.exe
GET
200
23.218.107.179:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
unknown
1060
svchost.exe
GET
304
23.52.1.232:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?8f69642324cc87bd
unknown
unknown
1372
svchost.exe
GET
200
92.122.89.124:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
whitelisted
1372
svchost.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:137
whitelisted
2564
svchost.exe
239.255.255.250:3702
whitelisted
1060
svchost.exe
224.0.0.252:5355
unknown
1372
svchost.exe
23.52.1.232:80
ctldl.windowsupdate.com
Akamai International B.V.
US
unknown
1372
svchost.exe
23.218.107.179:80
crl.microsoft.com
Akamai International B.V.
US
unknown
1372
svchost.exe
92.122.89.124:80
www.microsoft.com
Akamai International B.V.
NL
unknown
1060
svchost.exe
23.52.1.232:80
ctldl.windowsupdate.com
Akamai International B.V.
US
unknown
255.255.255.255:1231
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 51.124.78.146
whitelisted
ctldl.windowsupdate.com
  • 23.52.1.232
  • 23.52.1.243
whitelisted
crl.microsoft.com
  • 23.218.107.179
  • 23.218.107.152
whitelisted
www.microsoft.com
  • 92.122.89.124
whitelisted

Threats

No threats detected
Process
Message
CoffalyserClient.exe
CoffalyserClient.exe Information: 0 :
CoffalyserClient.exe
skipped the text trace listener
CoffalyserClient.exe
CoffalyserClient.exe Warning: 0 :
CoffalyserClient.exe
trying to restart the application (file name: C:\Program Files\MRC-Holland\Coffalyser.Net\CoffalyserClient.exe, verb: , arguments: /SERVICE_CONFIGURE)
CoffalyserClient.exe
CoffalyserClient.exe Information: 0 :
CoffalyserClient.exe
skipped the text trace listener
CoffalyserClient.exe
CoffalyserClient.exe Warning: 0 :
CoffalyserClient.exe
user requested the service configuration (with argument)
CoffalyserClient.exe
CoffalyserClient.exe Error: 0 :
CoffalyserClient.exe
the service config requires administrative privileges which are not available