URL:

https://github.com/acidicoala/Koalageddon2/releases/download/v2.0.1/Koalageddon-2.0.1.msi

Full analysis: https://app.any.run/tasks/c65a1e75-34b4-4353-8cd7-0c3a1aefae70
Verdict: Malicious activity
Analysis date: July 07, 2024, 19:09:50
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MD5:

58A874804259182782430300950AF1F4

SHA1:

42C0E416B5FBA2BFB2454A59615836CF74ED2CB5

SHA256:

0B00866BF5670D8EC6E95DDDB4523309652EFE0BA57EC8C8415A615AFAF34CA1

SSDEEP:

3:N8tEd0lBCA3KjMAJMkCZUhKCA3K8XdSrM:2uiDD3KjMd3UhKD3KbrM

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: 5532)
      • Koalageddon.exe (PID: 6568)
  • SUSPICIOUS

    • Executes as Windows Service

      • VSSVC.exe (PID: 1272)
    • Reads the Windows owner or organization settings

      • msiexec.exe (PID: 5532)
    • The process drops C-runtime libraries

      • msiexec.exe (PID: 5532)
    • Application launched itself

      • Koalageddon.exe (PID: 6900)
    • Executable content was dropped or overwritten

      • Koalageddon.exe (PID: 6568)
    • Process drops legitimate windows executable

      • msiexec.exe (PID: 5532)
  • INFO

    • Application launched itself

      • firefox.exe (PID: 3676)
      • firefox.exe (PID: 1828)
      • msiexec.exe (PID: 5532)
    • Reads Microsoft Office registry keys

      • firefox.exe (PID: 3676)
    • The process uses the downloaded file

      • firefox.exe (PID: 3676)
    • Manual execution by a user

      • msiexec.exe (PID: 7316)
      • Koalageddon.exe (PID: 6900)
    • Checks supported languages

      • msiexec.exe (PID: 5532)
      • msiexec.exe (PID: 5812)
      • msiexec.exe (PID: 4772)
      • Koalageddon.exe (PID: 6900)
      • msiexec.exe (PID: 3848)
      • Koalageddon.exe (PID: 6568)
    • Reads the computer name

      • msiexec.exe (PID: 5532)
      • msiexec.exe (PID: 5812)
      • msiexec.exe (PID: 4772)
      • Koalageddon.exe (PID: 6568)
      • msiexec.exe (PID: 3848)
    • Drops the executable file immediately after the start

      • msiexec.exe (PID: 7316)
    • Executable content was dropped or overwritten

      • msiexec.exe (PID: 7316)
      • msiexec.exe (PID: 5532)
    • Reads the software policy settings

      • slui.exe (PID: 7680)
      • slui.exe (PID: 6512)
    • Reads the machine GUID from the registry

      • Koalageddon.exe (PID: 6568)
    • Create files in a temporary directory

      • Koalageddon.exe (PID: 6568)
    • Reads CPU info

      • Koalageddon.exe (PID: 6568)
    • Creates files or folders in the user directory

      • Koalageddon.exe (PID: 6568)
    • Process checks computer location settings

      • Koalageddon.exe (PID: 6568)
    • Creates a software uninstall entry

      • msiexec.exe (PID: 5532)
    • Checks proxy server information

      • slui.exe (PID: 6512)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
166
Monitored processes
24
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
start firefox.exe no specs firefox.exe firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs sppextcomobj.exe no specs slui.exe msiexec.exe msiexec.exe msiexec.exe no specs msiexec.exe no specs vssvc.exe no specs srtasks.exe no specs conhost.exe no specs msiexec.exe no specs slui.exe koalageddon.exe no specs koalageddon.exe

Process information

PID
CMD
Path
Indicators
Parent process
1052"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2868 -childID 1 -isForBrowser -prefsHandle 2924 -prefMapHandle 2912 -prefsLen 26706 -prefMapSize 244343 -jsInitHandle 1324 -jsInitLen 235124 -parentBuildID 20240213221259 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f9ee0b8a-9748-424c-a312-5050c3b22830} 3676 "\\.\pipe\gecko-crash-server-pipe.3676" 20cc3f67150 tabC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
1272C:\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:
10.0.19041.1 (WinBuild.160101.0800)
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\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
1672"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1808 -parentBuildID 20240213221259 -prefsHandle 1736 -prefMapHandle 1728 -prefsLen 30537 -prefMapSize 244343 -appDir "C:\Program Files\Mozilla Firefox\browser" - {4f9d85d1-c4e6-4f83-983d-75440e5dec88} 3676 "\\.\pipe\gecko-crash-server-pipe.3676" 20cbe2e3410 gpuC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
1
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
1828"C:\Program Files\Mozilla Firefox\firefox.exe" "https://github.com/acidicoala/Koalageddon2/releases/download/v2.0.1/Koalageddon-2.0.1.msi"C:\Program Files\Mozilla Firefox\firefox.exeexplorer.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\program files\mozilla firefox\vcruntime140.dll
c:\program files\mozilla firefox\msvcp140.dll
2088"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4392 -childID 2 -isForBrowser -prefsHandle 4384 -prefMapHandle 4380 -prefsLen 36263 -prefMapSize 244343 -jsInitHandle 1324 -jsInitLen 235124 -parentBuildID 20240213221259 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {245a47e1-43c6-442c-b672-7ab3efaebaf7} 3676 "\\.\pipe\gecko-crash-server-pipe.3676" 20cc3445bd0 tabC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
2248C:\WINDOWS\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:11C:\Windows\System32\SrTasks.exemsiexec.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft® Windows System Protection background tasks.
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\srtasks.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
2516"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2192 -parentBuildID 20240213221259 -prefsHandle 2184 -prefMapHandle 2116 -prefsLen 30537 -prefMapSize 244343 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4727ae8f-6f84-48ea-b322-d1eae8255a56} 3676 "\\.\pipe\gecko-crash-server-pipe.3676" 20cb2480d10 socketC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
3676"C:\Program Files\Mozilla Firefox\firefox.exe" https://github.com/acidicoala/Koalageddon2/releases/download/v2.0.1/Koalageddon-2.0.1.msiC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
3848C:\Windows\syswow64\MsiExec.exe -Embedding C952E8D89F90E806D8E6AD4326E7B888C:\Windows\SysWOW64\msiexec.exemsiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows® installer
Exit code:
0
Version:
5.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\msiexec.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\aclayers.dll
4772C:\Windows\System32\MsiExec.exe -Embedding 4453701D9E9FD9B69327C57893048A0F CC:\Windows\System32\msiexec.exemsiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows® installer
Exit code:
0
Version:
5.0.19041.1 (WinBuild.160101.0800)
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\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
Total events
22 458
Read events
21 865
Write events
573
Delete events
20

Modification events

(PID) Process:(1828) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Launcher
Value:
BD7D559401000000
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Browser
Value:
0E1F579401000000
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\PreXULSkeletonUISettings
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Progress
Value:
0
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\PreXULSkeletonUISettings
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Progress
Value:
1
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\Installer\308046B0AF4A39CB
Operation:delete valueName:installer.taskbarpin.win10.enabled
Value:
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\Launcher
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Telemetry
Value:
0
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\DllPrefetchExperiment
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe
Value:
0
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\PreXULSkeletonUISettings
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Theme
Value:
1
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\PreXULSkeletonUISettings
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe|Enabled
Value:
1
(PID) Process:(3676) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\Default Browser Agent
Operation:writeName:C:\Program Files\Mozilla Firefox|DisableTelemetry
Value:
1
Executable files
81
Suspicious files
250
Text files
102
Unknown types
8

Dropped files

PID
Process
Filename
Type
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\AlternateServices.binbinary
MD5:22D5937F9BF0E58F0DB3763156B7309F
SHA256:FD5BF0C25E77CA37AE20C1C322830DA9A5F62C06225B4E9DA36752E9D5CEA581
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\cookies.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\sessionCheckpoints.jsonbinary
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A
SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\sessionCheckpoints.json.tmpbinary
MD5:EA8B62857DFDBD3D0BE7D7E4A954EC9A
SHA256:792955295AE9C382986222C6731C5870BD0E921E7F7E34CC4615F5CD67F225DA
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
MD5:
SHA256:
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\prefs-1.jstext
MD5:A941E1CAE5A8802C73AA291E39C10D63
SHA256:5A43896CA68BB3BF88CD8D1A1EBFEFA3D5E054F3A4D7347BEF3BB29C1AC18CE8
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\2918063365piupsah.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
3676firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\2823318777ntouromlalnodry--naod.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
27
TCP/UDP connections
115
DNS requests
109
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
7908
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
3676
firefox.exe
POST
200
184.24.77.62:80
http://r11.o.lencr.org/
unknown
3676
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/canonical.html
unknown
3676
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt?ipv4
unknown
3676
firefox.exe
POST
200
184.24.77.52:80
http://r3.o.lencr.org/
unknown
3676
firefox.exe
POST
200
104.18.38.233:80
http://ocsp.sectigo.com/
unknown
3676
firefox.exe
POST
200
184.24.77.62:80
http://r10.o.lencr.org/
unknown
3676
firefox.exe
POST
200
184.24.77.62:80
http://r10.o.lencr.org/
unknown
3676
firefox.exe
POST
200
142.250.185.227:80
http://o.pki.goog/wr2
unknown
3676
firefox.exe
POST
200
184.24.77.62:80
http://r10.o.lencr.org/
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1376
svchost.exe
51.104.136.2:443
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4
System
192.168.100.255:138
unknown
3580
RUXIMICS.exe
51.104.136.2:443
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4032
svchost.exe
239.255.255.250:1900
unknown
3676
firefox.exe
142.250.186.106:443
safebrowsing.googleapis.com
unknown
3676
firefox.exe
34.117.188.166:443
contile.services.mozilla.com
unknown
3676
firefox.exe
140.82.121.4:443
github.com
GITHUB
US
unknown
3676
firefox.exe
34.107.221.82:80
detectportal.firefox.com
GOOGLE
US
unknown
3676
firefox.exe
34.160.144.191:443
content-signature-2.cdn.mozilla.net
GOOGLE
US
unknown
3676
firefox.exe
104.18.38.233:80
ocsp.sectigo.com
CLOUDFLARENET
unknown

DNS requests

Domain
IP
Reputation
detectportal.firefox.com
  • 34.107.221.82
unknown
github.com
  • 140.82.121.4
unknown
prod.detectportal.prod.cloudops.mozgcp.net
  • 34.107.221.82
  • 2600:1901:0:38d7::
unknown
contile.services.mozilla.com
  • 34.117.188.166
unknown
example.org
  • 93.184.215.14
unknown
ipv4only.arpa
  • 192.0.0.171
  • 192.0.0.170
unknown
spocs.getpocket.com
  • 34.117.188.166
unknown
prod.ads.prod.webservices.mozgcp.net
  • 34.117.188.166
unknown
content-signature-2.cdn.mozilla.net
  • 34.160.144.191
unknown
prod.content-signature-chains.prod.webservices.mozgcp.net
  • 34.160.144.191
  • 2600:1901:0:92a9::
unknown

Threats

No threats detected
No debug info