MALICIOUS — 7301d92c937f64dea2f3f741d141b4fa0324532081fb391613384825a98993ac

MALICIOUS — 7301d92c937f64dea2f3f741d141b4fa0324532081fb391613384825a98993ac 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 2 ATT&CK techniques.

Identification

• SHA-256: 7301d92c937f64dea2f3f741d141b4fa0324532081fb391613384825a98993ac
• SHA-1: d582f77d7b75d31e44e57097817757cd9f39b1f3
• MD5: de5de538c1abab0157e76ad81d5cc354
• imphash: 7486acb88125c867114dee44791a4df7
• ssdeep: 6144:E9H4y9VOpL/DrRRoSGFPRuDYBzFrY5dRA2AkCMnZi6c/2AS9kFwJAReR7:EZF9VOpn7oSG1EcBhs9xAkLZMoN
• TLSH: T1C34BCF5DC3F1A7C5EBE757202E405E0E60E25CEEE0BE0C544787D01D66E296BE2E409A
• Submitted as: 7301d92c937f64dea2f3f741d141b4fa0324532081fb391613384825a98993ac
• File type: pe · Size: 474128 bytes
• Verdict: malicious (100/100) · Family: Urelas

Detections (7 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): UPX
• ClamAV (daily): Win.Malware.Urelas-6717394-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• Microsoft Defender: Trojan:Win32/Urelas!pz
• Emsisoft (Emergency Kit): Gen:Heur.Mint.SP.Urelas.1
• Trellix Stinger (McAfee): Gupboot!DE5DE538C1AB
• Kaspersky (KVRT): VHO:Backdoor.Win32.Plite.gen

MITRE ATT&CK

• T1112
• T1105

Why this verdict

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

• ClamAV (daily) flagged Win.Malware.Urelas-6717394-0 (rule Win.Malware.Urelas-6717394-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/Urelas!pz (rule Trojan:Win32/Urelas!pz) - 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 Gupboot!DE5DE538C1AB (rule Gupboot!DE5DE538C1AB) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged VHO:Backdoor.Win32.Plite.gen (rule VHO:Backdoor.Win32.Plite.gen) - 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
• Contacted 3 external host(s) and 19 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• Anti-analysis: T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
• MalwareAnalyser heuristics (entropy/packer) flagged UPX (rule UPX) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: 121.88.5.183, 121.88.5.184, 218.54.31.226 - static signal, weight 0.35, confidence 0.60
• Packing/obfuscation: UPX - static signal, weight 0.25, confidence 0.55
• Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Extracted generic config (3 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

11747 behavior events · 1 ATT&CK techniques · 2 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• c.pki.goog
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• ctldl.windowsupdate.com
• update.googleapis.com
• desktop-hsgcbep
• login.live.com
• v20.events.data.microsoft.com
• config.edge.skype.com
• windows.msn.com
• www.msn.com
• officeclient.microsoft.com
• odc.officeapps.live.com
• settings-win.data.microsoft.com
• tas02.sls.update.microsoft.com

Dropped files

• C:\Users\analyst\AppData\Local\Temp\sander.exe - 9790572b80ed7dcc2f3e67cf5e974995fbc17eec8e13e669bc72377e58084bcc
• C:\Users\analyst\AppData\Local\Temp\golfinfo.ini - 8c7800dfaf639b17e6b682b6fa2365275e6f80d07e6aa6bb56b676669d0e9db5

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• http://c.pki.goog/r/gsr1.crl
• http://c.pki.goog/r/r4.crl
• http://c.pki.goog/r/r1.crl
• http://x2.c.lencr.org/
• http://ye.c.lencr.org/
• http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
• http://yr.c.lencr.org/

Embedded domains

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

Embedded IP addresses

• 121.88.5.183
• 121.88.5.184
• 218.54.31.226
• 218.54.30.235
• 20.42.65.89
• 52.123.252.233
• 4.230.171.124
• 40.84.85.40
• 74.178.76.128
• 4.150.223.114
• 74.178.76.54
• 4.144.132.114
• 40.79.167.10
• 52.123.252.243
• 135.232.92.137
• 52.110.12.51
• 52.110.12.1
• 20.42.73.31
• 20.50.73.15
• 104.18.33.89
• 72.153.5.60
• 52.148.114.188
• 52.110.12.26
• 52.110.12.21

File paths

• D:\PMS\pms4\Project(20131216)\GolfUpdate\bin\GolfUpdate.pdb
• S:\gg^

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report