MALICIOUS — 10f12dc11c1a18d96c5484c02586d4b0e4b4ae10a3f8a59887562f3f0b0e92f8

MALICIOUS — 10f12dc11c1a18d96c5484c02586d4b0e4b4ae10a3f8a59887562f3f0b0e92f8 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Urelas family. 5 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: 10f12dc11c1a18d96c5484c02586d4b0e4b4ae10a3f8a59887562f3f0b0e92f8
SHA-1: f59f370de5e4fc770ce4d779ee8293985d1cf72b
MD5: c05250a65e556657a9bddd6d5c167573
imphash: e77246b3d14bf4cc4fcd12f0ba31740f
ssdeep: 6144:PEK25f5ySIcWLsxIIW4DYM6SB6v+qLnAzYmhwrxcvkzmSOpoZ9:PMpASIcWYx2U6hAJQnL
TLSH: T15C4ACE69C2F2A789EBF797302E509E0E20E25CDDD0BF0D984283D15D62D299BD1D112A
Submitted as: 10f12dc11c1a18d96c5484c02586d4b0e4b4ae10a3f8a59887562f3f0b0e92f8
File type: pe · Size: 459796 bytes
Verdict: malicious (100/100) · Family: Urelas

Detections (5 of 56 engines)

ClamAV (daily): Win.Trojan.Urelas-9635181-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Microsoft Defender: flagged
Trellix Stinger (McAfee): Corrupt-FY!C05250A65E55
Kaspersky (KVRT): HEUR:Backdoor.Win32.Plite.gen

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 13 weighted signals:

ClamAV (daily) flagged Win.Trojan.Urelas-9635181-0 (rule Win.Trojan.Urelas-9635181-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged flagged (rule flagged) - engine signal, weight 0.55, confidence 0.85
Trellix Stinger (McAfee) flagged Corrupt-FY!C05250A65E55 (rule Corrupt-FY!C05250A65E55) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged HEUR:Backdoor.Win32.Plite.gen (rule HEUR: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
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
Contacted 6 external host(s) and 6 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
Embedded network infrastructure: 1.234.83.146, 133.242.129.155, 218.54.31.226 - static signal, weight 0.35, confidence 0.60
Dropped 4 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
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)

32194 behavior events · 2 ATT&CK techniques · 6 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\suvui.exe - c01c228d8450979b6311636d836d51ff107d023090a8ea68e6a569312839a429
C:\Users\analyst\AppData\Local\Temp\golfinfo.ini - 837764e1da0cf83ae865a549719991f8fe11a788e0c3a30c7e860623f71b7c98
C:\Users\analyst\AppData\Local\Temp\suvui.exe - b4aaf150bf720f442b76fd30458a71ff33cb9c28543542d9a2d9ef53fcb17fd8
C:\Users\analyst\AppData\Local\Temp\yvbiz.exe - e9d044f0d18e2ff37e02fdc177cbc8ffc0b69f12f3666c0cd90509b96bfa1f26
C:\Users\analyst\AppData\Local\Temp\mukula.exe - a3f50547600fad303444d4800e7b436accf6c6ae83d41bd5da3d0e72cedcfb7f
894f1e78bac20a4cbd62b80bf54b03f25524d247eb4515bbe10b984348c90572 - 894f1e78bac20a4cbd62b80bf54b03f25524d247eb4515bbe10b984348c90572

Embedded URLs

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

Embedded IP addresses

1.234.83.146
133.242.129.155
218.54.31.226
218.54.31.165
13.89.179.15
52.123.252.240
4.230.171.124
4.247.188.224
20.247.185.124
74.178.76.54
135.232.92.137
52.110.12.46
52.110.12.30
172.178.240.163
172.178.240.162
92.223.78.30
72.153.5.131
52.110.12.31
52.148.114.188
52.110.12.37

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report