MALICIOUS — Half-Life 2 patch.exe
MALICIOUS — Half-Life 2 patch.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100), attributed to the Upantix family. 6 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
d5b9a3c0a9501b663bc6cee747bc1535478df580b873978d6aa88a5a520e46f4 - SHA-1:
ac37a4753a1f4c1607e21beccd95bb594d601f0b - MD5:
4fc4940156a176a2fdc44dafd3bdc609 - imphash:
24b60c57cc33f3e633431b7ad497fda7 - ssdeep:
12288:5wawSwaw1wawSwaw9zJwawSwaw1wawSwaw9zswawSwaw1wawSwaw9zJwawSwaw1x:nhX - TLSH:
T1E160D100327A399CD7709F605524598DA22552C1897D3EEA9B03072D3CB78BBB9E8F71 - Submitted as: Half-Life 2 patch.exe
- File type: pe · Size: 3528709 bytes
- Verdict: malicious (97/100) · Family: Upantix
Detections (6 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Malware.Upantix-9886651-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:Turbo Linker
- Microsoft Defender: Trojan:Win32/Upantix.GM!MTB
- Kaspersky (KVRT): HEUR:Packed.Win32.Upantix.gen
MITRE ATT&CK
Why this verdict
The malicious score of 97/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Win.Malware.Upantix-9886651-0 (rule
Win.Malware.Upantix-9886651-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 26 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule
DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70 - communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Packing/obfuscation: UPX, high-entropy-sections:UPX1, Turbo Linker - static signal, weight 0.25, confidence 0.55
- Dropped 7 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
198 behavior events · 0 ATT&CK techniques · 7 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Windows\win32dc\Counter-Strike_fix.exe -
cf766831849a4b6ac2232da369a46ceb9e631f6e287176e4522eb84cca10f393 - C:\Windows\win32dc\UT2004 + cdfix.exe -
f24ffd1d4bb51a41661e482041a5633c88bd1f645c149ccd2d7bda1a19ba4eff - C:\Windows\win32dc\UT2004_cdfix.exe -
46d27a7089b7bd2d93d45f5e121666a832bb0098e25d279c33abd6019988c4bc - C:\Windows\win32dc\Counter-Strike_hack.exe -
992af5cdae5604398aee8b2cb3429ef776978b5e331f4b8f4e485079af6ee1fc - C:\Windows\win32dc\Half-Life 2_fix.exe -
c80e709ee77d0ebb80f08e26457629f75c61cb1b01fbcd6b466b56f33da8c0bd - C:\Windows\win32dc\Silent Hill 4 + nocd.exe -
f4de653f06e01ef1aa703187af2eb9b8faefb04e204e10a61a9e0e6a9882e154 - C:\Windows\win32dc\Half-Life 2(hack).exe -
8b257f9e333a057968ed201dfd5b9d184045118ad0bf1d22c1c38e4f04b269c0
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787639181&P2=404&P3=2&P4=KFYaZFBjT2XmM1qLL8VM31km%2f8fcwfaQwYX98EbDULUEWq%2fFyBl%2bDrEjHiDZDyNVq6e8Fmh0R1l%2fPAGZ6VV%2bDA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/45cd9142-6feb-4946-89e7-63e58fada30a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/45cd9142-6feb-4946-89e7-63e58fada30a?P1=1787639216&P2=404&P3=2&P4=DyGUGYpi%2bb4aeS%2f%2b24m6711zhFEJ6Z9NUF5AFoyRqPMzO%2fQK4MzrqQEVI91zhbhEZpBx5dgDOg988Mi55G9eZg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787035964&P2=404&P3=2&P4=eEvaSvQn2Y93VYWJQ%2bGIwdKtL%2b0AhJHLt3JyfxJuttyfWbJZrKDWdndC%2fUmQjyl1ji4Fhps1IuVCrolBotzTpg%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787035536&P2=404&P3=2&P4=M18OH5uFGTQTozcghRU4Uk1JAVLAcc4bWw22cEE2wBPahWSd1eYAA%2bdxD2fD29tMGlkRMllnoDQA7qa6eIe%2b5w%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 4.150.223.112
- 4.230.171.124
- 48.211.4.16
- 4.144.132.114
- 74.178.240.61
- 20.42.65.89
- 74.179.77.164
- 52.123.129.14
- 20.236.44.162
- 40.99.134.2
- 20.184.175.16
- 135.234.160.245
- 52.123.252.243
- 203.26.79.13
- 74.178.232.29
- 52.148.114.188
- 52.110.12.42
- 52.110.12.21
- 72.153.5.131
- 135.234.160.244
- 48.200.63.27
- 4.150.223.101
- 20.42.65.93
- 52.110.12.3
- 52.110.12.31
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report