URL:

https://github.com/myfreeer/7z-build-nsis/releases/download/24.09/7z2409-x64.exe

Full analysis: https://app.any.run/tasks/377db720-52cd-4646-a424-f4fa88d0ccb9
Verdict: Malicious activity
Analysis date: May 10, 2025, 07:43:58
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MD5:

EF9E73C8865947C692B4C946A7741DF2

SHA1:

EF563DD9D198CE7647343BDB07766D090A941266

SHA256:

6ED46EF6883552FAA1C848D2B74F66BE4F92ADC5441CE6C95D7DD50962D49472

SSDEEP:

3:N8tEd4EAYsIw82pQOrkCXncKycWRkA:2uupYZKEPRkA

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

    No malicious indicators.
  • SUSPICIOUS

    • Drops 7-zip archiver for unpacking

      • firefox.exe (PID: 5024)
      • 7z2409-x64.exe (PID: 8668)
    • Executable content was dropped or overwritten

      • 7z2409-x64.exe (PID: 8668)
      • UmmyVD-[1788033384.1746863072,,,,].exe (PID: 8848)
    • Creates/Modifies COM task schedule object

      • 7z2409-x64.exe (PID: 8668)
    • Starts application with an unusual extension

      • cmd.exe (PID: 8884)
    • Get information on the list of running processes

      • UmmyVD-[1788033384.1746863072,,,,].exe (PID: 8848)
      • cmd.exe (PID: 536)
    • Creates a software uninstall entry

      • 7z2409-x64.exe (PID: 8668)
    • Start notepad (likely ransomware note)

      • 7zFM.exe (PID: 4464)
    • Malware-specific behavior (creating "System.dll" in Temp)

      • UmmyVD-[1788033384.1746863072,,,,].exe (PID: 8848)
    • Starts CMD.EXE for commands execution

      • UmmyVD-[1788033384.1746863072,,,,].exe (PID: 8848)
  • INFO

    • Application launched itself

      • firefox.exe (PID: 864)
      • firefox.exe (PID: 5024)
    • The sample compiled with english language support

      • firefox.exe (PID: 5024)
      • 7z2409-x64.exe (PID: 8668)
      • UmmyVD-[1788033384.1746863072,,,,].exe (PID: 8848)
    • Executable content was dropped or overwritten

      • firefox.exe (PID: 5024)
    • Checks supported languages

      • 7z2409-x64.exe (PID: 8668)
    • Reads the computer name

      • 7z2409-x64.exe (PID: 8668)
    • Creates files in the program directory

      • 7z2409-x64.exe (PID: 8668)
    • Manual execution by a user

      • 7zFM.exe (PID: 4464)
      • UmmyVD-[1788033384.1746863072,,,,].exe (PID: 8848)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
163
Monitored processes
31
Malicious processes
2
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 7z2409-x64.exe no specs 7z2409-x64.exe firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs rundll32.exe no specs 7zfm.exe no specs notepad.exe no specs slui.exe no specs ummyvd-[1788033384.1746863072,,,,].exe cmd.exe no specs conhost.exe no specs more.com no specs cmd.exe no specs conhost.exe no specs tasklist.exe no specs find.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
536"C:\WINDOWS\system32\cmd.exe" /c tasklist /FI "USERNAME eq %USERNAME%" /FI "IMAGENAME eq Ummy.exe" /FO csv | "C:\WINDOWS\system32\find.exe" "Ummy.exe"C:\Windows\SysWOW64\cmd.exeUmmyVD-[1788033384.1746863072,,,,].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
864"C:\Program Files\Mozilla Firefox\firefox.exe" "https://github.com/myfreeer/7z-build-nsis/releases/download/24.09/7z2409-x64.exe"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:\program files\mozilla firefox\vcruntime140.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\program files\mozilla firefox\vcruntime140_1.dll
4120"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6404 -parentBuildID 20240213221259 -prefsHandle 6396 -prefMapHandle 6392 -prefsLen 38274 -prefMapSize 244583 -appDir "C:\Program Files\Mozilla Firefox\browser" - {7a5a44a0-3ba9-4f35-bc09-0b0c7c7a2595} 5024 "\\.\pipe\gecko-crash-server-pipe.5024" 1845edb1b10 rddC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
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
4244\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.execmd.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
4464"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\admin\Downloads\UmmyVD-[1788033384.1746863072,,,,].exe"C:\Program Files\7-Zip\7zFM.exeexplorer.exe
User:
admin
Company:
Igor Pavlov
Integrity Level:
MEDIUM
Description:
7-Zip File Manager
Exit code:
0
Version:
24.09
Modules
Images
c:\program files\7-zip\7zfm.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\comdlg32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\shcore.dll
4896"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6300 -childID 8 -isForBrowser -prefsHandle 6292 -prefMapHandle 6288 -prefsLen 31324 -prefMapSize 244583 -jsInitHandle 1188 -jsInitLen 235124 -parentBuildID 20240213221259 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a212c5c0-ebf1-4006-85ac-57c2580cd272} 5024 "\\.\pipe\gecko-crash-server-pipe.5024" 18460227a10 tabC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
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
5024"C:\Program Files\Mozilla Firefox\firefox.exe" https://github.com/myfreeer/7z-build-nsis/releases/download/24.09/7z2409-x64.exeC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
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
5164"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5008 -childID 7 -isForBrowser -prefsHandle 3880 -prefMapHandle 4016 -prefsLen 31324 -prefMapSize 244583 -jsInitHandle 1188 -jsInitLen 235124 -parentBuildID 20240213221259 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3037e607-c955-42c9-a378-99d31add583f} 5024 "\\.\pipe\gecko-crash-server-pipe.5024" 18460227850 tabC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
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
5400C:\WINDOWS\System32\rundll32.exe C:\WINDOWS\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -EmbeddingC:\Windows\System32\rundll32.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\rundll32.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\shcore.dll
c:\windows\system32\imagehlp.dll
5408tasklist /FI "USERNAME eq admin" /FI "IMAGENAME eq Ummy.exe" /FO csv C:\Windows\SysWOW64\tasklist.execmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Lists the current running tasks
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\tasklist.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\advapi32.dll
Total events
20 010
Read events
19 967
Write events
43
Delete events
0

Modification events

(PID) Process:(5024) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Mozilla\Firefox\DllPrefetchExperiment
Operation:writeName:C:\Program Files\Mozilla Firefox\firefox.exe
Value:
0
(PID) Process:(5024) firefox.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:SlowContextMenuEntries
Value:
6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100009AD298B2EDA6DE11BA8CA68E55D895936E000000
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_CURRENT_USER\SOFTWARE\7-Zip
Operation:writeName:Path64
Value:
C:\Program Files\7-Zip\
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_CURRENT_USER\SOFTWARE\7-Zip
Operation:writeName:Path
Value:
C:\Program Files\7-Zip\
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\7-Zip
Operation:writeName:Path64
Value:
C:\Program Files\7-Zip\
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\7-Zip
Operation:writeName:Path
Value:
C:\Program Files\7-Zip\
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved
Operation:writeName:{23170F69-40C1-278A-1000-000100020000}
Value:
7-Zip Shell Extension
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved
Operation:writeName:{23170F69-40C1-278A-1000-000100020000}
Value:
7-Zip Shell Extension
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\7zFM.exe
Operation:writeName:Path
Value:
C:\Program Files\7-Zip\
(PID) Process:(8668) 7z2409-x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\7-Zip
Operation:writeName:DisplayName
Value:
7-Zip 24.09 (x64)
Executable files
18
Suspicious files
192
Text files
123
Unknown types
0

Dropped files

PID
Process
Filename
Type
5024firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\9kie7cg6.default-release\startupCache\scriptCache-current.bin
MD5:
SHA256:
5024firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\9kie7cg6.default-release\startupCache\urlCache-current.binbinary
MD5:297E88D7CEB26E549254EC875649F4EB
SHA256:8B75D4FB1845BAA06122888D11F6B65E6A36B140C54A72CC13DF390FD7C95702
5024firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\cookies.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
5024firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\prefs-1.jstext
MD5:2C99A16AED3906D92FFE3EF1808E2753
SHA256:08412578CC3BB4922388F8FF8C23962F616B69A1588DA720ADE429129C73C452
5024firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\9kie7cg6.default-release\startupCache\scriptCache-child-current.binbinary
MD5:C95DDC2B1A525D1A243E4C294DA2F326
SHA256:3A5919E086BFB31E36110CF636D2D5109EB51F2C410B107F126126AB25D67363
5024firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
MD5:
SHA256:
5024firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\prefs.jstext
MD5:2C99A16AED3906D92FFE3EF1808E2753
SHA256:08412578CC3BB4922388F8FF8C23962F616B69A1588DA720ADE429129C73C452
5024firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
5024firefox.exeC:\Users\admin\Downloads\7z2409-x64.kFHfd1MK.exe.part
MD5:
SHA256:
5024firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\9kie7cg6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-shmbinary
MD5:B7C14EC6110FA820CA6B65F5AEC85911
SHA256:FD4C9FDA9CD3F9AE7C962B0DDF37232294D55580E1AA165AA06129B8549389EB
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
45
TCP/UDP connections
111
DNS requests
151
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
5024
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/canonical.html
unknown
whitelisted
GET
200
23.48.23.156:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
5024
firefox.exe
POST
200
142.250.184.227:80
http://o.pki.goog/we2
unknown
whitelisted
6544
svchost.exe
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
5024
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt?ipv4
unknown
whitelisted
5024
firefox.exe
POST
200
172.64.149.23:80
http://ocsp.sectigo.com/
unknown
whitelisted
5024
firefox.exe
POST
200
184.24.77.79:80
http://r11.o.lencr.org/
unknown
whitelisted
5024
firefox.exe
POST
200
142.250.184.227:80
http://o.pki.goog/s/wr3/FIY
unknown
whitelisted
5024
firefox.exe
POST
200
184.24.77.79:80
http://r11.o.lencr.org/
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
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:137
whitelisted
23.48.23.156:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4
System
192.168.100.255:138
whitelisted
3216
svchost.exe
172.211.123.249:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
5024
firefox.exe
34.107.221.82:80
detectportal.firefox.com
GOOGLE
US
whitelisted
5024
firefox.exe
140.82.121.3:443
github.com
GITHUB
US
whitelisted
5024
firefox.exe
34.36.137.203:443
contile.services.mozilla.com
GOOGLE-CLOUD-PLATFORM
US
whitelisted
5024
firefox.exe
142.250.184.234:443
safebrowsing.googleapis.com
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 20.73.194.208
  • 40.127.240.158
whitelisted
crl.microsoft.com
  • 23.48.23.156
  • 23.48.23.166
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
google.com
  • 216.58.212.174
whitelisted
client.wns.windows.com
  • 172.211.123.249
whitelisted
github.com
  • 140.82.121.3
whitelisted
detectportal.firefox.com
  • 34.107.221.82
whitelisted
prod.detectportal.prod.cloudops.mozgcp.net
  • 34.107.221.82
  • 2600:1901:0:38d7::
whitelisted
contile.services.mozilla.com
  • 34.36.137.203
whitelisted
example.org
  • 23.215.0.132
  • 23.215.0.133
  • 96.7.128.186
  • 96.7.128.192
whitelisted

Threats

No threats detected
No debug info