MALICIOUS — 2f1cfb526687084ab92dc1e96c8a6ff2a6e08af7978be01d380e727075411dd8

MALICIOUS — 2f1cfb526687084ab92dc1e96c8a6ff2a6e08af7978be01d380e727075411dd8 is a script sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 1 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 2f1cfb526687084ab92dc1e96c8a6ff2a6e08af7978be01d380e727075411dd8
• SHA-1: a50d8547ff79abc7f643d82ab9959044cfc09bae
• MD5: 519f7d005b436be3b5e9bae366f41272
• ssdeep: 48:MkagdrStQLZR4ljmbxJzwh1+K0MjmbxJzwhKjmbxJzwhX/s7+:hVuQL3xJ0/6xJ0lxJ0I+
• TLSH: T13B160029D3D2D7839C69B27A15FF1DA4ACA1D0072D8B98FB1CC9765F604A8781CC5321
• Submitted as: 2f1cfb526687084ab92dc1e96c8a6ff2a6e08af7978be01d380e727075411dd8
• File type: script · Size: 2790 bytes
• Verdict: malicious (75/100)

Detections (1 of 54 engines)

• Microsoft Defender: Trojan:JS/Redirector.GPE!MTB

MITRE ATT&CK

• T1112

Why this verdict

The malicious score of 75/100 is the fusion of 3 weighted signals:

• Microsoft Defender flagged Trojan:JS/Redirector.GPE!MTB (rule Trojan:JS/Redirector.GPE!MTB) - engine signal, weight 0.55, confidence 0.85
• Obfuscated javascript script: dynamic-exec (layers: char-code) (rule script-deobfuscation) - static signal, weight 0.55, confidence 0.75
• Embedded network infrastructure: https://drop.dontstopthismusics.com/drop.js?t=111111 - static signal, weight 0.35, confidence 0.60

Dynamic analysis (windows)

1229 behavior events · 1 ATT&CK techniques · 0 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• 250.255.255.239.in-addr.arpa
• ntp.ubuntu.com
• desktop-hsgcbep._dosvc._tcp.local
• desktop-hsgcbep(1)._dosvc._tcp.local
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• 23.40.52.209
• 23.11.37.157
• 40.126.14.164
• 52.182.141.63 US · Des Moines · AS8075 Microsoft Corporation
• 52.253.84.76 SG · Singapore · AS8075 Microsoft Corporation
• 23.33.238.135
• 52.110.12.28 AU · Sydney · AS8075 Microsoft Corporation
• 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
• 20.165.94.63 US · San Antonio · AS8075 Microsoft Corporation

Embedded URLs

• https://drop.dontstopthismusics.com/drop.js?t=111111
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded domains

• supsystic-42d7.kxcdn.com
• drop.dontstopthismusics.com

Embedded IP addresses

• 20.184.175.15
• 57.154.63.210
• 40.84.97.4
• 20.42.179.192
• 74.178.232.29
• 4.150.223.96
• 52.182.141.63
• 52.253.84.76
• 52.110.12.28
• 4.230.171.124
• 20.165.94.63
• 52.168.117.171

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report