MALICIOUS — FlatOut(trainer).exe
MALICIOUS — FlatOut(trainer).exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100), attributed to the HUILoader family. 6 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
9ca1b93065317c82651b713f9d31f53e10b51b1ce180939d75dd517c630bb3bf - SHA-1:
a9c055638bb5b42ac57e4a4a0fd52ab183945f76 - MD5:
ef5a12c19ab16823c0b345610f7bc7f7 - imphash:
24b60c57cc33f3e633431b7ad497fda7 - ssdeep:
1536:3UUUUUUUUUUHdTD+vvvvvvvvvh+UUUUUUUC9mIkkkkkkTyhhhhhhhMSTZM+9m2Ox:blN9RkkkkkkTLSBvOwU - TLSH:
T1C63AD040757A39CCDB349F611524594DA12152C28A7C2DDB9B030B2D2C778FBB8E8EB6 - Submitted as: FlatOut(trainer).exe
- File type: pe · Size: 101485 bytes
- Verdict: malicious (97/100) · 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 97/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Generic-9908425-0 (rule
Win.Trojan.Generic-9908425-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 24 external host(s) at runtime (23 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 4 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
164 behavior events · 0 ATT&CK techniques · 4 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
- licensing.mp.microsoft.com
- windows.msn.com
- msedge.api.cdp.microsoft.com
- oneocsp.microsoft.com
Dropped files
- C:\Windows\win32dc\Quake3_trainer.exe -
86bc6b06648566bb71e5d611d17793e7dc64153a9897afbcd40e43045848aa26 - C:\Windows\win32dc\Counter-Strike + patch.exe -
5d00e98e0df069404849deb5127102c644c60f5a6cdb24c252a2266b65d0ef72 - C:\Windows\win32dc\DAoC cheat.exe -
d39e20223323b8fbb50668bb5ec2d815ca1c4383c6debd0ee56b6681fde02a3a - C:\Windows\win32dc\Counter-Strike crack.exe -
1c064374242dd31b5520afcb063b1d6faa0ee5ff54b231fc6f9a836161b78aef
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=1787646354&P2=404&P3=2&P4=Norb4PuYlG%2b9%2ftdWj73w4d2wCV1at0aSKltNWqGy9lTIjlfSQoNLB7CR3sVZRfKZMdozLDJ7vuGstUj20bttMA%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=1787646395&P2=404&P3=2&P4=ieajSn94MVRz9dYkne92IHZjGIdZHBuJDDxIIQP8kZ3wxOPfCjKHjjKF5Y38270C4r%2bjx7df7AmVUbU2XOEQWg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 74.179.71.159
- 52.168.117.170
- 20.247.185.124
- 4.230.171.124
- 85.210.193.152
- 135.233.95.80
- 135.232.92.137
- 74.179.77.164
- 4.150.223.108
- 203.26.79.13
- 40.103.64.226
- 52.123.128.14
- 20.231.239.246
- 135.234.160.246
- 162.159.142.9
- 20.89.1.10
- 4.207.44.77
- 52.148.114.188
- 72.154.7.105
- 172.175.111.170
- 20.184.175.15
- 92.223.78.30
- 52.110.12.14
- 52.110.12.54
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report