MALICIOUS — 373c8ae66d678366d5e8994ce98947ac9b1f7c02e240f0604d082976291d122f
MALICIOUS — 373c8ae66d678366d5e8994ce98947ac9b1f7c02e240f0604d082976291d122f is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the HUILoader family. 8 of 55 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
373c8ae66d678366d5e8994ce98947ac9b1f7c02e240f0604d082976291d122f - SHA-1:
543bd8e4500cdfec79dc001be794bbf6285d6e09 - MD5:
2405d9ca1c4d5cfbf7de733557f5a27b - imphash:
435ddb61824cf7b0d9a2eafc9fb30194 - ssdeep:
1536:IYjIyeC1eUfKjkhBYJ7mTCbqODiC1ZsyHZK0FjlqsS5eHyG9LU3YG8nR:xdEUfKj8BYbDiC1ZTK7sxtLUIGg - TLSH:
T1DA3ADF981691C7B9E1C74C1BDA24C7EEF987EC9E2734395D881313B20B68017D918B6B - Submitted as: 373c8ae66d678366d5e8994ce98947ac9b1f7c02e240f0604d082976291d122f
- File type: pe · Size: 101654 bytes
- Verdict: malicious (99/100) · Family: HUILoader
Detections (8 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Malware.Generic-9856964-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:Microsoft Linker
- Microsoft Defender: Trojan:Win32/QQPass!pz
- Emsisoft (Emergency Kit): Gen:Variant.Stealer.229
- Trellix Stinger (McAfee): Trojan-FFZL!BFA4E0C9F6EA
- Kaspersky (KVRT): Trojan.Win32.Scar.oetk
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Win.Malware.Generic-9856964-0 (rule
Win.Malware.Generic-9856964-0) - 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 - Contacted 25 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1082, T1622 - 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 - Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule
DIE:Microsoft 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, Microsoft Linker - static signal, weight 0.25, confidence 0.55
- Dropped 2 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)
20264 behavior events · 2 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
- msedge.api.cdp.microsoft.com
- windows.msn.com
- settings-win.data.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\qpath.ini -
72c42d5790db2da86cac38a06f7077ee84cdea61601acee7e20ecba25db9f0d7 - C:\Users\analyst\AppData\Local\Temp\Sysqamqqvaqqd.exe -
9f684e620a2950ee5638243b5e4a3752b03ee2b290c8cfd9742d70994044a90f - C:\Users\analyst\AppData\Local\Temp\Sysqemiyrws.exe -
aaa787574749a09c24148f2edb9988e995dc1c724cb408ec38cd725499bc2002 - 8a1c957f551d4c02940e561977a31a80da03ee862f926b128939da542beeb1f5 -
8a1c957f551d4c02940e561977a31a80da03ee862f926b128939da542beeb1f5
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=1787853960&P2=404&P3=2&P4=azLbsOEZK02v7%2bI%2f6QnG7rRWChdwd6QRq0BmiNaTE3qNB27lHYPueyDSfGEgi%2b5VvlzHJ4M%2bgM2B01fl2pJmAQ%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=1787854020&P2=404&P3=2&P4=HjXHXRpLDcOptzuNykGEhqZ6jngGXKxZSnQyj9F4fW2o7504sDAvYuibZW8Gu%2byP4dB4rjZfDQPptj7B863A8A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ietuku.com
Embedded IP addresses
- 4.207.44.75
- 52.123.252.216
- 52.123.252.233
- 20.247.184.142
- 85.210.193.152
- 4.230.171.124
- 20.165.94.63
- 20.184.175.10
- 74.178.240.51
- 20.236.44.162
- 52.123.129.14
- 40.99.134.18
- 40.104.4.2
- 52.123.128.14
- 203.26.79.13
- 92.223.78.30
- 135.234.160.246
- 74.178.76.44
- 52.110.12.5
- 135.233.45.222
- 52.148.114.188
- 104.46.162.231
- 52.168.117.175
- 72.145.35.98
- 52.110.12.21
More HUILoader samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report