MALICIOUS — 2e59234b7efe7c28d493ec2339467cb0c4d867d869863dbaec8187a4579169bc

MALICIOUS — 2e59234b7efe7c28d493ec2339467cb0c4d867d869863dbaec8187a4579169bc is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Urelas family. 9 of 56 detection engines flagged it, exhibiting 5 ATT&CK techniques.

Identification

SHA-256: 2e59234b7efe7c28d493ec2339467cb0c4d867d869863dbaec8187a4579169bc
SHA-1: 5ee0b06a073eb6982ab96791040a9d632da4b800
MD5: 93ea9bbdcb2aa4a6de5b8e1643d3bb40
imphash: 1d4f832dc5bca2c0b315a4869c805f3c
ssdeep: 12288:u+GtVfjTQSaoINAHT1VQ1i3SyQEW85g+:urt4/NArwjs5H
TLSH: T18C4CBE9C83B1B384DFF7D7242E506E1E20E268D9D1BE5D8C8783D11E66E2A0FE491056
Submitted as: 2e59234b7efe7c28d493ec2339467cb0c4d867d869863dbaec8187a4579169bc
File type: pe · Size: 559585 bytes
Verdict: malicious (100/100) · Family: Urelas

Detections (9 of 56 engines)

YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
capa (capabilities): capability:collection/keylog
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
Emsisoft (Emergency Kit): Trojan.GenericKD.38654915
Trellix Stinger (McAfee): Corrupt-FY!93EA9BBDCB2A
Kaspersky (KVRT): Backdoor.Win32.Plite.bhtq

MITRE ATT&CK

YARA

Windows_Injection_Api_Combo

Why this verdict

The malicious score of 100/100 is the fusion of 20 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
Emsisoft (Emergency Kit) flagged Trojan.GenericKD.38654915 (rule Trojan.GenericKD.38654915) - engine signal, weight 0.55, confidence 0.85
Trellix Stinger (McAfee) flagged Corrupt-FY!93EA9BBDCB2A (rule Corrupt-FY!93EA9BBDCB2A) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Backdoor.Win32.Plite.bhtq (rule Backdoor.Win32.Plite.bhtq) - 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
capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
Contacted 4 external host(s) and 17 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1082, T1622, T1497.001 - 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
capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - 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
Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. process hidden from a listing (rule windows.psxview.PsXView) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

16722 behavior events · 2 ATT&CK techniques · 2 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\golfinfo.ini - 0b7a933e31abb4188562b7e97b7d0a82f2e7ffb017592432ac5543b6409f0ab2
C:\Users\analyst\AppData\Local\Temp\ikcic.exe - 7b36e27d9bf2b11c6673056021a30a8fc6ea79b3e903058733754e8d3c4e84cc

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
20.184.175.22
20.247.184.197
4.230.171.124
104.18.33.89
135.234.160.244
4.247.188.233
172.178.240.163
72.145.35.100
52.148.114.188
52.110.12.32
52.110.12.10

File paths

C:\VFDD.BIN
I:\V9K
L:\:`:d:h:p:
D:\:d:x:
f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\auxdata.cpp
f:\dd\vctools\vc7libs\ship\atlmfc\include\afxwin2.inl
f:\dd\vctools\vc7libs\ship\atlmfc\include\afxwin1.inl
c:\gdisk.exe
c:\windows\gdisk.exe
c:\windows\system32\gdisk.exe

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