MALICIOUS — a9df4e7e73b65bfacc399ae119fc265bc6bfbdee23206ad9b70cc5b52833db75

MALICIOUS — a9df4e7e73b65bfacc399ae119fc265bc6bfbdee23206ad9b70cc5b52833db75 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Urelas family. 7 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: a9df4e7e73b65bfacc399ae119fc265bc6bfbdee23206ad9b70cc5b52833db75
• SHA-1: e68641372cc6df5c422067af42a933cf7a5e8820
• MD5: 299fae7b2cc276826ea0fc2dda466ee2
• imphash: 97bd65c0a1fc2862f5246ea14dd44309
• ssdeep: 3072:IFmxsczyRrAO75U+31DjsAZ8yTyZMCAeABPhyPoJz//hMhfWCMHYHZpsoOFL7jcl:IQ2RrAO7zBjsAjTyZMCAeABPuyznkbMS
• TLSH: T1504123DC2D1C188BC84CE376D08501AD8E1129E19D6BA58CD1CFB6AC8896DDFD83354D
• Submitted as: a9df4e7e73b65bfacc399ae119fc265bc6bfbdee23206ad9b70cc5b52833db75
• File type: pe · Size: 183771 bytes
• Verdict: malicious (100/100) · Family: Urelas

Detections (7 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:UJHFFTRT
• ClamAV (daily): Win.Malware.Wecod-6878644-0
• Detect It Easy (packer/type): DIE:Packman
• Microsoft Defender: Trojan:Win32/Urelas.AA
• Emsisoft (Emergency Kit): Gen:Heur.Mint.SP.Urelas.1
• Trellix Stinger (McAfee): Obfuscated-FANO!hb
• Kaspersky (KVRT): Trojan.Win32.Wecod.ajbo

MITRE ATT&CK

• T1112

Why this verdict

The malicious score of 100/100 is the fusion of 11 weighted signals:

• ClamAV (daily) flagged Win.Malware.Wecod-6878644-0 (rule Win.Malware.Wecod-6878644-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/Urelas.AA (rule Trojan:Win32/Urelas.AA) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Heur.Mint.SP.Urelas.1 (rule Gen:Heur.Mint.SP.Urelas.1) - engine signal, weight 0.55, confidence 0.85
• Trellix Stinger (McAfee) flagged Obfuscated-FANO!hb (rule Obfuscated-FANO!hb) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Trojan.Win32.Wecod.ajbo (rule Trojan.Win32.Wecod.ajbo) - engine signal, weight 0.55, confidence 0.85
• Contacted 19 external host(s) and 13 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• Detect It Easy (packer/type) flagged DIE:Packman (rule DIE:Packman) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-sections:UJHFFTRT (rule high-entropy-sections:UJHFFTRT) - engine signal, weight 0.35, confidence 0.70
• Packing/obfuscation: high-entropy-sections:UJHFFTRT, Packman - static signal, weight 0.25, confidence 0.55
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

29064 behavior events · 1 ATT&CK techniques · 0 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• 76.0.240.10.in-addr.arpa.
• 251.0.0.224.in-addr.arpa.
• 1.0.240.10.in-addr.arpa.
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 252.0.0.224.in-addr.arpa.
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 85.52.40.23.in-addr.arpa.
• nexusrules.officeapps.live.com
• 65.109.171.150.in-addr.arpa.
• update.googleapis.com
• desktop-hsgcbep
• self.events.data.microsoft.com
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
• 1.0.240.10.in-addr.arpa

Embedded URLs

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

Embedded domains

• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 72.145.35.96
• 20.50.73.15
• 93.90.194.106
• 57.155.104.224
• 4.150.223.97
• 20.184.175.17
• 52.168.112.67
• 203.26.79.13
• 74.178.232.29
• 72.145.35.97
• 20.42.179.204
• 52.148.114.188
• 52.123.252.226
• 52.110.12.1
• 51.11.192.50
• 85.210.193.152
• 172.215.188.225
• 52.168.117.168
• 40.84.85.40
• 40.79.141.154
• 20.42.179.192
• 48.211.4.16
• 85.210.196.11
• 72.154.7.110
• 172.172.255.216

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report