MALICIOUS — ef351af44830eeae2d6d46d97af95cb2dfc3b449a011de6aa0d48f38cebea208
MALICIOUS — ef351af44830eeae2d6d46d97af95cb2dfc3b449a011de6aa0d48f38cebea208 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (79/100), attributed to the HUILoader family. 5 of 55 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
ef351af44830eeae2d6d46d97af95cb2dfc3b449a011de6aa0d48f38cebea208 - SHA-1:
0b45041492aeb954eca54db25e5f4e5bd92a5a4e - MD5:
d2a0e6a7485219730ff6784efe48e67a - imphash:
68fa50ad72c6780eced20da611cf3a88 - ssdeep:
24576:rF4xxoFyW5A8YLNs4fUoVN5c95L4yArq4FdgI/5x2BpdBTU+V7krPrcrDr:rdY5jfUo9l9L/5iTTPV7 - TLSH:
T1B55A8C7E132B7603F675D65409006E5ECC31B8ACD2752C8E99A7883EB7F6C6B1940329 - Submitted as: ef351af44830eeae2d6d46d97af95cb2dfc3b449a011de6aa0d48f38cebea208
- File type: pe · Size: 2097664 bytes
- Verdict: malicious (79/100) · Family: HUILoader
Detections (5 of 55 engines)
- capa (capabilities): capability:collection/keylog
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Microsoft Defender: Trojan:Win32/Wacatac.B!ml
- Emsisoft (Emergency Kit): Gen:Variant.Genie.347
- Kaspersky (KVRT): HEUR:Trojan-Downloader.Win32.Banload.gen
MITRE ATT&CK
Why this verdict
The malicious score of 79/100 is the fusion of 7 weighted signals:
- capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 23 external host(s) at runtime (15 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 - Embedded network infrastructure: http://www.componentace.com, http://158.69.152.91:7765/encoded02020101fox-es.zip, 158.69.152.91 - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (2 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
86 behavior events · 1 ATT&CK techniques · 0 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
- settings-win.data.microsoft.com
- licensing.mp.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
Embedded URLs
- http://www.componentace.com
- http://158.69.152.91:7765/encoded02020101fox-es.zip
- http://www.w3.org/2001/XMLSchema
- 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=1787502420&P2=404&P3=2&P4=GGUgBhGg8ZkIpKUPB2KpHJQUxgkqXWNeV6%2foJ9a0a4t%2bE2ljoKzRrRSUC35Cn6P6vLfKBxuj5%2bA%2bJuyNeaXUDg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- www.componentace.com
- componentace.com
- www.w3.org
Embedded IP addresses
- 158.69.152.91
- 20.42.65.93
- 52.123.252.234
- 4.144.132.114
- 172.215.188.232
- 4.230.171.124
- 20.42.179.204
- 74.178.76.128
- 20.165.94.54
- 51.116.246.105
- 40.79.167.9
- 52.123.129.14
- 20.76.201.171
- 40.103.64.242
- 52.123.128.14
- 52.123.252.227
- 203.26.79.13
- 172.178.240.162
- 142.250.195.163
- 72.145.35.105
- 52.148.114.188
- 135.233.95.80
- 52.110.12.20
- 52.110.12.53
File paths
- X:\:`:d:
- T:\:`:d:h:l:p:t:x:
- X:\:`:d:h:l:p:t:x:
- X:\:`:d:h:l:
- X:\:p:
- X:\:d:h:l:p:t:x:
- X:\:`:l:p:t:x:
More HUILoader samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report