MALICIOUS — 10daa9230fb04719bc674d305b3daa33954390539d611209a987290f8a76d057

MALICIOUS — 10daa9230fb04719bc674d305b3daa33954390539d611209a987290f8a76d057 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 4 ATT&CK techniques.

Identification

SHA-256: 10daa9230fb04719bc674d305b3daa33954390539d611209a987290f8a76d057
SHA-1: f16099369a32970d97d91d82217f6660dcd1c180
MD5: 0eac71053d16db9126b738f2e4d68efe
imphash: e296f3e0d8a2821d5e0a3719d2e0e79d
ssdeep: 6144:oo3wBi+1Py3V0a2WkRNgi3caOHO5NjEwwiYWB5mV4Pzw9ygibGGMJ:rKf1PyKa2H3hOHOHz9JQ6zB6
TLSH: T1374ACF8DC2F96784E7E3C7241E544E0E64F2ACDDE0BE5D440A83D02E27D291BD5D229A
Submitted as: 10daa9230fb04719bc674d305b3daa33954390539d611209a987290f8a76d057
File type: pe · Size: 453232 bytes
Verdict: malicious (100/100) · Family: Urelas

Detections (7 of 56 engines)

YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
ClamAV (daily): Win.Malware.Urelas-9655843-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
Microsoft Defender: Trojan:Win32/Urelas!pz
Trellix Stinger (McAfee): Gupboot!0EAC71053D16
Kaspersky (KVRT): Rootkit.Win32.Plite.pfl

MITRE ATT&CK

YARA

Windows_Injection_Api_Combo

Why this verdict

The malicious score of 100/100 is the fusion of 16 weighted signals:

ClamAV (daily) flagged Win.Malware.Urelas-9655843-0 (rule Win.Malware.Urelas-9655843-0) - engine signal, weight 0.90, confidence 0.95
Process injection API combination (rule Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90
Microsoft Defender flagged Trojan:Win32/Urelas!pz (rule Trojan:Win32/Urelas!pz) - engine signal, weight 0.55, confidence 0.85
Trellix Stinger (McAfee) flagged Gupboot!0EAC71053D16 (rule Gupboot!0EAC71053D16) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Rootkit.Win32.Plite.pfl (rule Rootkit.Win32.Plite.pfl) - 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 16 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
YARA: MalwareAnalyser built-in flagged Windows_Injection_Api_Combo (rule Windows_Injection_Api_Combo) - engine signal, weight 0.35, confidence 0.70
YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.30, confidence 0.70
Embedded network infrastructure: 1.234.83.146, 133.242.129.155, 218.54.31.226 - static signal, weight 0.35, confidence 0.60
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
inject code into another process (rule inject code into another process) - capa signal, weight 0.12, confidence 0.60
Extracted generic config (3 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

16718 behavior events · 2 ATT&CK techniques · 2 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\golfinfo.ini - 5c495f9bccc7008165c7be1076382a46aed56415230adbe95bd1ac0922e254f6
C:\Users\analyst\AppData\Local\Temp\woley.exe - 3ba8358924ef9e660b24ff0dd10684b59b48c352aba746d5eb2923e10cf1673f

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/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

1.234.83.146
133.242.129.155
218.54.31.226
218.54.31.165
20.184.175.8
20.247.185.124
4.230.171.124
172.64.154.167
52.110.12.54
52.110.12.53
135.233.45.222
48.211.4.16
4.247.188.233
72.145.35.109
52.148.114.188
52.110.12.8
52.110.12.10

File paths

X:\:`:d:h:l:p:t:x:

More Urelas samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report