MALICIOUS — Half-Life 2_fix.exe
MALICIOUS — Half-Life 2_fix.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the HUILoader family. 6 of 55 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
b9f521cce87c450b6621662589f0ebe189c98e30d181d990f6cb4488146c54e5 - SHA-1:
47fb38c0b5f9524e6aeb076a944cb5ec7f2c2ed2 - MD5:
ff7cf947b801d38e3b3f7191c33ae9dd - imphash:
24b60c57cc33f3e633431b7ad497fda7 - ssdeep:
1536:3UUUUUUUUUUHdTD+vvvvvvvvvh+UUUUUUUC9mIkkkkkkTyhhhhhhhMSTZM+9m2OH:blN9RkkkkkkTLSBvy5D - TLSH:
T1B43AD040757A388CD7349F511924594CA12152C2CA7D3DDB9B030B2D2D7B8BBB8E8E76 - Submitted as: Half-Life 2_fix.exe
- File type: pe · Size: 101485 bytes
- Verdict: malicious (98/100) · Family: HUILoader
Detections (6 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Trojan.Generic-9908425-0
- 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 98/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Generic-9908425-0 (rule
Win.Trojan.Generic-9908425-0) - engine signal, weight 0.90, confidence 0.95 - 1 behavioral detection(s): C2: connection to non-standard port [medium] (rule
tl-c2-rare-port) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 34 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 5 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
1387 behavior events · 0 ATT&CK techniques · 5 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
- us.undernet.org
- 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
Dropped files
- C:\Windows\win32dc\Sims 2 + hack.exe -
5b901aed39e0dce037f4c072d17088b92108c63b2f942c4b0476dbe3aae8983b - C:\Windows\win32dc\Counter-Strike nocd.exe -
004a3c87fc6c89cf8580bc1e0aab88ae4694e8bca9f4757f614ab07b84061395 - C:\Windows\win32dc\Doom 3_patch.exe -
d503b92461421bb2fe3ba7323bf23ac83c688c76279aeb5bc9179b3e4abbe769 - C:\Windows\win32dc\Sims 2(cdfix).exe -
88e22c89a502e1219e230ea00f524e6188df94f2634465b1cef099b13b538650 - C:\Windows\win32dc\Counter-Strike + patch.exe -
bf8e2c0e77dc289c8ed4b20778ab41663e83f071527c9ed11e79f4f6c7b7c7d0
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=1787646996&P2=404&P3=2&P4=DuXFPpHZ0ggwEkXx%2bQT%2bYCR77jSuPg%2b6hteleAq%2bxIfb41weFQOcreQ%2fsBpErd3bZCgvu7qKlO%2f6P%2bRLjfLdjA%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=1787647033&P2=404&P3=2&P4=JTIdSazZ0S9c3HS6IU0DLU8H4rlsUDvS3ciCPgeOdYEWCjqUHje2u0jX%2b4kFAHEe5DzwQYio%2fTMsd056MTPGKA%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=1787043706&P2=404&P3=2&P4=ULNGbvGUlFxAtXXSlh88%2b6BcEChy62XtDZoQ58P29QYyQ%2fiFiI5lRYjQ%2fga9l09nnwqTZahiVyMOHRiFUB9tbg%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=1787043314&P2=404&P3=2&P4=lEp8yLC8VJKOWB3RQEQsGrEW9EDsbk2OQ9YjOpDZU0yErT3gdyBJt%2fX4weVydGSON05DGkHPu%2fROV%2bm57A92Jw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- us.undernet.org
Embedded IP addresses
- 142.250.207.8
- 108.158.32.117
- 18.65.243.213
- 3.175.115.43
- 142.250.183.46
- 52.168.117.175
- 48.211.4.16
- 4.230.171.124
- 20.247.184.142
- 108.158.32.42
- 74.178.240.61
- 135.233.95.80
- 135.232.92.97
- 4.150.223.102
- 203.26.79.13
- 40.74.98.196
- 20.236.44.162
- 52.123.129.14
- 40.103.64.242
- 72.153.5.137
- 74.178.232.29
- 40.84.97.4
- 172.178.240.163
- 162.159.142.9
- 199.71.214.87
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report