MALICIOUS — 4244b477faf00d28cb77e12a05ed63310e8fb0242c40cfd1d0cfbe1cff491d95

MALICIOUS — 4244b477faf00d28cb77e12a05ed63310e8fb0242c40cfd1d0cfbe1cff491d95 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Beebone family. 7 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

• SHA-256: 4244b477faf00d28cb77e12a05ed63310e8fb0242c40cfd1d0cfbe1cff491d95
• SHA-1: dc506aacf129390ff0faf30801ac4bc672b74aa7
• MD5: a8798bf01004d190ffd8f129d8870a30
• imphash: 1bf41e5eccfe66b9b45a836c645ecf87
• ssdeep: 6144:FUORK1ttbV3kSobTYZGiNdniCoh+KiElcL/V8sa:FytbV3kSoXaLnToslycLNk
• TLSH: T10C479D67811B2161E8F6D9A4EC604CECDC32F43C643AE58C9A03DC9DB0E6937D4B15A6
• Submitted as: 4244b477faf00d28cb77e12a05ed63310e8fb0242c40cfd1d0cfbe1cff491d95
• File type: pe · Size: 323600 bytes
• Verdict: malicious (100/100) · Family: Beebone

Detections (7 of 56 engines)

• capa (capabilities): capability:credential-access
• ClamAV (daily): Win.Malware.Beebone-9762279-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Yara-Rules community: YR_AntiDebug_Checks
• Microsoft Defender: Trojan:Win64/Lazy!pz
• Emsisoft (Emergency Kit): Trojan.Agent.GHOL
• Kaspersky (KVRT): HEUR:Trojan.Win32.SelfDel.vho

MITRE ATT&CK

• T1555
• T1003
• T1105

Why this verdict

The malicious score of 100/100 is the fusion of 10 weighted signals:

• ClamAV (daily) flagged Win.Malware.Beebone-9762279-0 (rule Win.Malware.Beebone-9762279-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win64/Lazy!pz (rule Trojan:Win64/Lazy!pz) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Trojan.Agent.GHOL (rule Trojan.Agent.GHOL) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Win32.SelfDel.vho (rule HEUR:Trojan.Win32.SelfDel.vho) - 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
• access stored credentials (rule access stored credentials) - capa signal, weight 0.50, confidence 0.80
• Contacted 3 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
• capa (capabilities) flagged capability:credential-access (rule capability:credential-access) - engine signal, weight 0.35, confidence 0.70
• Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60

Dynamic analysis (windows)

321 behavior events · 0 ATT&CK techniques · 1 dropped files.

Runtime network

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

Dropped files

• C:\Users\analyst\AppData\Local\Temp\UBDHOJICNQ.exe - e017510c3008066335a319d788877f310444094662e7a705319d130464c906c9

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded IP addresses

• 40.79.167.9
• 52.123.252.242
• 52.230.59.222
• 4.230.171.124
• 52.110.12.26
• 52.110.12.30
• 172.66.2.5

File paths

• C:\Users\swe_r\source\repos\LoaderRepacker\x64\Release\LoaderRepacker.pdb

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report