MALICIOUS — 1e3fc546e1a907d67f3092d59a54cd8e80220cda690e2de0eaac45395d1e46b8

MALICIOUS — 1e3fc546e1a907d67f3092d59a54cd8e80220cda690e2de0eaac45395d1e46b8 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Barys family. 7 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 1e3fc546e1a907d67f3092d59a54cd8e80220cda690e2de0eaac45395d1e46b8
• SHA-1: 7e48ab10678390c7625174e3a6a9aaaedd4b4994
• MD5: 45a88ec4f14b32002fa0d118a87a19ac
• imphash: f11f87642badc84e7fb44e3ac9b293a4
• ssdeep: 12288:GsE05umZPem7nAW04hrr5px3V2HYbsROAR+/jm7z+BbPi10QjzylZjxhKulr:hZ5u8PemjFrzx3o5ROBjc+bPHQjzylvp
• TLSH: T1D54E339BDD11C005F09295E69C056F6F99CC0DAC63B20E8EB17BDBAD461C4AF9701872
• Submitted as: 1e3fc546e1a907d67f3092d59a54cd8e80220cda690e2de0eaac45395d1e46b8
• File type: pe · Size: 667914 bytes
• Verdict: malicious (100/100) · Family: Barys

Detections (7 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): Themida/VMProtect
• ClamAV (daily): Win.Malware.Vmprotect-9910773-0
• YARA: Yara-Rules community: YR_Packer_VMProtect
• Detect It Easy (packer/type): DIE:Turbo Linker
• Microsoft Defender: Trojan:Win32/barys.RDB!MTB
• Emsisoft (Emergency Kit): Gen:Variant.Barys.160809
• Kaspersky (KVRT): HEUR:Trojan.Win32.Convagent.gen

MITRE ATT&CK

• T1105

Why this verdict

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

• ClamAV (daily) flagged Win.Malware.Vmprotect-9910773-0 (rule Win.Malware.Vmprotect-9910773-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/barys.RDB!MTB (rule Trojan:Win32/barys.RDB!MTB) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Variant.Barys.160809 (rule Gen:Variant.Barys.160809) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Convagent.gen (rule HEUR:Trojan.Win32.Convagent.gen) - engine signal, weight 0.55, confidence 0.85
• Contacted 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• YARA: Yara-Rules community flagged YR_Packer_VMProtect (rule YR_Packer_VMProtect) - engine signal, weight 0.35, confidence 0.70
• Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged Themida/VMProtect (rule Themida/VMProtect) - engine signal, weight 0.35, confidence 0.70
• Packing/obfuscation: Themida/VMProtect, high-entropy-sections:.vmp1, Turbo Linker - static signal, weight 0.25, confidence 0.55
• Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
• 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)

122 behavior events · 0 ATT&CK techniques · 2 dropped files.

Runtime network

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

Dropped files

• C:\Program Files (x86)\wwbyfifmsp\z.exe - 91d1e7eb6888b0182f5f13addc0c3a93ed2f71fcfeccaca1a1b3ed28fc0dbc73
• d6c25514dc9eb6f8db6ed011caaf453fe34dd86c24b2b07ccead8dfaabf36a38 - d6c25514dc9eb6f8db6ed011caaf453fe34dd86c24b2b07ccead8dfaabf36a38

Embedded URLs

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

Embedded IP addresses

• 4.150.223.115
• 52.230.59.222
• 4.230.171.124
• 104.18.33.89
• 172.66.2.5
• 52.110.12.31
• 52.110.12.56

File paths

• Y:\e5

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report