MALICIOUS — 7d3a8dfa1514ae9e6f8f31bd548c5e13d8fa8407dbc289c59ab1726dd5cf984d

MALICIOUS — 7d3a8dfa1514ae9e6f8f31bd548c5e13d8fa8407dbc289c59ab1726dd5cf984d is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Upantix family. 6 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 7d3a8dfa1514ae9e6f8f31bd548c5e13d8fa8407dbc289c59ab1726dd5cf984d
• SHA-1: 41a455755fec71bd03bf86608e2983d872f9bbb7
• MD5: 08ffef3a85f4cdec318e5b942f9333a4
• imphash: 24b60c57cc33f3e633431b7ad497fda7
• ssdeep: 12288:576lA76Z76lA7678vs+WH76lA76Z76lA7678vs+WVEC:kvEvws+W+vEvws+WVEC
• TLSH: T19653F100317A3C8CDB34AF611814994DA16652C5867C2DEA9B030B192D778BF7DE8FB6
• Submitted as: 7d3a8dfa1514ae9e6f8f31bd548c5e13d8fa8407dbc289c59ab1726dd5cf984d
• File type: pe · Size: 1074766 bytes
• Verdict: malicious (99/100) · Family: Upantix

Detections (6 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): UPX
• ClamAV (daily): Win.Malware.Upantix-9885421-0
• 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

• T1071.001
• T1105

Why this verdict

The malicious score of 99/100 is the fusion of 11 weighted signals:

• ClamAV (daily) flagged Win.Malware.Upantix-9885421-0 (rule Win.Malware.Upantix-9885421-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/Upantix.GM!MTB (rule Trojan:Win32/Upantix.GM!MTB) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Packed.Win32.Upantix.gen (rule HEUR:Packed.Win32.Upantix.gen) - engine signal, weight 0.55, confidence 0.85
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
• Contacted 1 external host(s) and 18 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged UPX (rule UPX) - 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 8 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
• Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. process hidden from a listing (rule windows.psxview.PsXView) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

269 behavior events · 0 ATT&CK techniques · 8 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• c.pki.goog
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• ctldl.windowsupdate.com
• update.googleapis.com
• login.live.com
• desktop-hsgcbep
• v20.events.data.microsoft.com
• config.edge.skype.com
• officeclient.microsoft.com
• windows.msn.com
• www.msn.com
• odc.officeapps.live.com
• settings-win.data.microsoft.com
• www.bing.com

Dropped files

• C:\Windows\win32dc\DAoC + hack.exe - 9ef6e73903586f23ba5ca042fa7079d3a002929e624a47e58390156b4569979f
• C:\Windows\win32dc\FlatOut + crack.exe - ec964da1cd26f05ec027d2b3bf17b406fa9ae2f65b668498b58d3d5aae637228
• C:\Windows\win32dc\UT2004 trainer.exe - 3210c76d55c576491e77fa43f04e994735b45f448f0e9950be759002f87d7c2f
• C:\Windows\win32dc\BattleField 1942 + hack.exe - bd4b40a6857dde8eb89a50f5efb11e833eec236c32406ea152e20f2659269d9e
• C:\Windows\win32dc\FlatOut_trainer.exe - a27798ec1d5f2d4b6b65b0b36183ea03933ec350a6818c1669380be9aea75b06
• C:\Windows\win32dc\Sims 2 serial.exe - 4c96d46aa52f08f69c46dc5c859ffbcd09ac3d5d76a4bfd3760be81a2ab43aac
• C:\Windows\win32dc\Sims 2(cdfix).exe - 7b7783faf05d55b28f5c4b3402cdfd6d1f9a3e329151498311ab3906aabacc22
• C:\Windows\win32dc\Quake3(patch).exe - 7de7b8af9a39232ac7a8a19623ef9edfcd4c2a19902f9418a57883c020e8a88c

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/89c77c08-6078-44b6-8f27-85720154df65/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
• http://203.26.79.13/filestreamingservice/files/89c77c08-6078-44b6-8f27-85720154df65?P1=1788127549&P2=404&P3=2&P4=YRzxkFpPlskWkgMoqW%2fpvBaIRpL%2fjyiMf5znc8RDDIsdoSVtjfhz55x4Kxzrg1oK0FZgN28Ev3PMX3Z3BKO%2bgw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
• http://c.pki.goog/r/r1.crl
• http://x2.c.lencr.org/
• http://ye.c.lencr.org/
• http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
• http://yr.c.lencr.org/

Embedded domains

• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 52.168.117.170
• 52.123.252.248
• 4.230.171.124
• 20.42.179.192
• 74.178.240.61
• 20.247.185.124
• 74.178.240.51
• 4.150.223.105
• 20.42.65.88
• 203.26.79.13
• 135.233.95.80
• 172.66.2.5
• 92.223.78.30
• 72.154.7.107
• 172.215.188.225
• 52.148.114.188
• 52.110.12.50
• 52.110.12.32

File paths

• r:\W

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report