MALICIOUS — 7161d2906b243c11ecf25fd3536f44790ba611c381d31a6bf3640a5eef37ca2c

MALICIOUS — 7161d2906b243c11ecf25fd3536f44790ba611c381d31a6bf3640a5eef37ca2c is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the HUILoader family. 6 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

• SHA-256: 7161d2906b243c11ecf25fd3536f44790ba611c381d31a6bf3640a5eef37ca2c
• SHA-1: 760a572fbaf48dd5f3eaebf4e96e95759b20c2ad
• MD5: 1c8698ea950754226f7cc221a59fd67e
• imphash: 4d8d0261016c5c05b880950a5b0e704a
• ssdeep: 49152:RpKPc8MNF/OBv9MDxzCsNBk9/fw2BwfmM0fb:SPcY9bsNi9Xwgwfo
• TLSH: T1265A7CD9010AF741E1F29B911C506E1CA03DF4EA25BA388F5EC3C42FA6F68B76464167
• Submitted as: 7161d2906b243c11ecf25fd3536f44790ba611c381d31a6bf3640a5eef37ca2c
• File type: pe · Size: 2049161 bytes
• Verdict: malicious (100/100) · Family: HUILoader

Detections (6 of 56 engines)

• YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
• capa (capabilities): capability:collection/keylog
• ClamAV (daily): Win.Trojan.Generic-9853696-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
• YARA: Yara-Rules community: YR_AntiDebug_Checks

MITRE ATT&CK

• T1055
• T1071.001
• T1057
• T1056.001

YARA

• Windows_Injection_Api_Combo

Why this verdict

The malicious score of 100/100 is the fusion of 14 weighted signals:

• ClamAV (daily) flagged Win.Trojan.Generic-9853696-0 (rule Win.Trojan.Generic-9853696-0) - engine signal, weight 0.90, confidence 0.95
• Process injection API combination (rule Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• Contacted 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
• YARA: MalwareAnalyser built-in flagged Windows_Injection_Api_Combo (rule Windows_Injection_Api_Combo) - engine signal, weight 0.35, confidence 0.70
• capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70
• YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.30, confidence 0.70
• Embedded network infrastructure: http://www.symauth.com/cps0, http://www.symauth.com/rpa04, http://www.symauth.com/cps09 - static signal, weight 0.35, confidence 0.60
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
• enumerate processes (rule enumerate processes) - capa signal, weight 0.20, confidence 0.60
• inject code into another process (rule inject code into another process) - capa signal, weight 0.12, confidence 0.60
• Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 5852) (rule windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

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

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• ctldl.windowsupdate.com
• update.googleapis.com
• desktop-hsgcbep
• login.live.com
• v20.events.data.microsoft.com
• licensing.mp.microsoft.com
• config.edge.skype.com
• officeclient.microsoft.com
• windows.msn.com
• www.msn.com
• odc.officeapps.live.com
• www.bing.com
• assets.msn.com
• settings-win.data.microsoft.com
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/CheckMachineStatusRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/CheckMachineStatusResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetEntitlementsForOlsIdentityRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetEntitlementsForOlsIdentityResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetEntitlementForMachineKeyRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetEntitlementForMachineKeyResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetKeyRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetKeyResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetLicenseRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetLicenseResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetOlsLicenseRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetOlsLicenseResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetSessionTokenRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetSessionTokenResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetTokenRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetTokenResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetWpkBindingRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/GetWpkBindingResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/ReportActivationRequest
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi/IOlsClient/ReportActivationResponse
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/Api/ServerFault
• http://schemas.microsoft.com/office/licensingservice/API/2012/01/ClientApi
• http://schemas.microsoft.com/2003/10/Serialization/Arrays
• http://schemas.datacontract.org/2004/07/Microsoft.Office.LicensingService

Embedded domains

• schemas.microsoft.com
• schemas.datacontract.org
• crl.microsoft.com
• www.microsoft.com
• office.microsoft.com
• crl.thawte.com
• ts-aia.ws.symantec.com
• ts-crl.ws.symantec.com
• crl.verisign.com
• www.verisign.com
• logo.verisign.com
• www.symauth.com
• evcs-crl.ws.symantec.com
• evcs-aia.ws.symantec.com

Embedded IP addresses

• 11.0.07.79
• 4.150.223.114
• 52.253.84.76
• 4.230.171.124
• 52.110.12.48
• 52.110.12.32
• 20.42.179.192

Registry keys

• HKEY_CURRENT_USER\Software\Adobe\Adobe
• HKEY_CURRENT_USER\Software\Adobe\Acrobat

File paths

• F:\Office\Target\x86\ship\postc2r\x-none\olicenseheartbeat.pdb
• R:\:{:
• X:\:h:l:x:
• f:\dd\Tools\devdiv\FinalPublicKey.snk
• X:\:@=D=H=L=P=T=X=\=`=d=h=l=p=t=x=
• P:\:
• X:\:`:d:h:l:p:t:x:
• C:\btvsts\3481\private\softgrid\shared\include\shared\file_utils.hpp
• D:\:
• T:\:d:l:t:
• T:\:l:x:
• F:\Office\Target\x86\ship\postc2r\x-none\msqry32.pdb
• H:\:c:
• W:\:l:
• T:\:a:i:n:v:{:
• X:\:l:p:t:x:
• F:\Office\Target\x64\ship\postc2r\x-none\msoxmled.pdb
• C:\WINDOWS\Microsoft.NET\Framework\v3.0\Windows

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report