MALICIOUS — c745d63d229252febd11d6392a56ebee1b490841297a11f537fa52b32e0f8f08
MALICIOUS — c745d63d229252febd11d6392a56ebee1b490841297a11f537fa52b32e0f8f08 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the HUILoader family. 7 of 55 detection engines flagged it, exhibiting 6 ATT&CK techniques.
Identification
- SHA-256:
c745d63d229252febd11d6392a56ebee1b490841297a11f537fa52b32e0f8f08 - SHA-1:
d6ac48f89252be2f5aea0823fe71ce4e6bd3e325 - MD5:
d982f881917c8550dccd43dd6a97edd7 - imphash:
5144a995e58e9a1dec8b8e0e5ed55aec - ssdeep:
98304:vSvzzkTVOSvzzkTVOSvzzkTVOSvzzkTVOSvzzkTVOSvzzkTV:08TV38TV38TV38TV38TV38TV - TLSH:
T13C63AFCB6A353016C1EB670C18A5AA0C83D169F10C5B47E5D267C974BE63F3B12B3A25 - Submitted as: c745d63d229252febd11d6392a56ebee1b490841297a11f537fa52b32e0f8f08
- File type: pe · Size: 4644864 bytes
- Verdict: malicious (99/100) · Family: HUILoader
Detections (7 of 55 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Trojan.Generic-9907165-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Virus:Win32/Pidgeon.A
- Emsisoft (Emergency Kit): Win32.Prepender.Gen.1
- Trellix Stinger (McAfee): Flyagent.d
- Kaspersky (KVRT): Virus.Win32.Agent.ev
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Generic-9907165-0 (rule
Win.Trojan.Generic-9907165-0) - engine signal, weight 0.90, confidence 0.95 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 2 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 25 external host(s) at runtime (21 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://www.eyuyan.com - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Dropped 21 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
76051 behavior events · 2 ATT&CK techniques · 28 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
- wtqq.net
- 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
- oneocsp.microsoft.com
Dropped files
- c3970690b671a8f7be740c72e76862f1674c8c0a72e7e45fe16072a92aa775d2 -
c3970690b671a8f7be740c72e76862f1674c8c0a72e7e45fe16072a92aa775d2 - C:\Users\analyst\AppData\Local\Temp\tsk_6ace9f3f459548ae.exe.exe.exe.exe -
d07311369a5072b5f28e8574851943aeda72a5fc07df23d8ef005296ca64d6a3 - C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe.ico -
75649785f983015faf3719cbe3f6ab83672c3e2156374c35366c6144886693cf - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javaw.exe -
3ba658d8fdd6acf7e749b0ffb94c42e37c84c9490aa19e8ab43a99b72db74087 - C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.exe -
a7c14911c785513fae8d6591340b2d9c46ff9d20fd2c83234206264a333a921f - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\kinit.exe -
10ca22b6100905caeffad23c26e55b569af1c7b8e701fda1f5c05d71e430325b - C:\Users\analyst\AppData\Local\Temp\tsk_6ace9f3f459548ae.exe.exe.exe.exe.exe -
2e5e1a913f4bdc74de86a62a6e56729ce853e5b29f59f2ac2dc42e624e448d34 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jaccesswalker.exe -
4f4dd20d68cdb6860bbbc764ace2d5c650c5ad35ac3bcfd720fdf8b645b8c23e - 19ae4dc6481f738d164b59daa58659ddc4419911089464415840e7ab31e4bf4b -
19ae4dc6481f738d164b59daa58659ddc4419911089464415840e7ab31e4bf4b - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jfr.exe -
5917a481a81829cad20854d60188203b40afdb2efbf688fb155b03ac7e81b528 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jabswitch.exe -
24ba70e9cbccd107aa5161fb60d3c93d217f65e2ef16c92543d532b869bf527a - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe -
bb2304eeff18bbce8217d54c2fdd5dfdb89fb578749aca684840a67c888c4beb - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\javaw.exe.exe -
bf9180a97c385327705a18b2ab21f3527c0f6f7f1ba26ec8dc846c4f0538abdf - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jaccessinspector.exe -
e07e3ceaf7ab7eafac3b93c499760b5f7243a4555f02b00cb389e23d7d1b5f96 - C:\Users\analyst\AppData\Local\Temp\tsk_6ace9f3f459548ae.exe.exe.exe -
57e1d92dfab70aaa5944f220b3e2ca8bcbb2e09a144733999e3feb523a95a7a4
Embedded URLs
- http://www.eyuyan.com
- 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/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787872592&P2=404&P3=2&P4=YO38bkxUnpBOY9jsa1FFW%2fNsidxt98A4SUnZtNdDnfZaweG1EH%2fYGZDdq1yeVVpqLGC9vBvKKnGf%2b2SRDevJUA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787872716&P2=404&P3=2&P4=Kn%2b%2biULOo%2b5%2fHJnrIyx2T9xIbltss6gUVwXtU%2f6cYLjxngJLTA%2fmCTu1w6HRLBivoqrOQCtQJqvC0u2mSFU1YA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- www.eyuyan.com
- wtqq.net
Embedded IP addresses
- 20.42.73.27
- 20.247.185.124
- 40.84.85.40
- 4.230.171.124
- 135.233.95.144
- 135.232.92.97
- 20.42.65.93
- 40.79.167.10
- 20.76.201.171
- 52.123.129.14
- 40.103.64.226
- 135.234.160.244
- 52.182.143.212
- 20.42.65.94
- 92.223.78.30
- 172.215.188.232
- 203.26.79.13
- 52.148.114.188
- 52.110.12.55
- 52.110.12.10
- 74.178.76.44
- 72.145.35.101
- 52.123.252.245
- 52.110.12.40
- 52.110.12.30
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report