MALICIOUS — d3be242383a21478dffe49730d911ca28375356d4fe33fc3d0099827dba3b538

MALICIOUS — d3be242383a21478dffe49730d911ca28375356d4fe33fc3d0099827dba3b538 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Zusy family. 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: d3be242383a21478dffe49730d911ca28375356d4fe33fc3d0099827dba3b538
SHA-1: 1995271638725b22c7fe4dc823fe29b80484e631
MD5: 1b1653ddf3dc9516de59b3e1682f03d0
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SF91yU1n42brAN+rigqEnlMdhyGc:O+K88uPCHoUbHU+GilMdhyGc
TLSH: T14F5A23D50A2AAB0DE6F2D591280A626EC541F4E6973C08CE828FF02E73DB567743115F
Submitted as: d3be242383a21478dffe49730d911ca28375356d4fe33fc3d0099827dba3b538
File type: pe · Size: 2089472 bytes
Verdict: malicious (100/100) · Family: Zusy

Detections (4 of 56 engines)

ClamAV (daily): Win.Malware.Zusy-9764479-0
Microsoft Defender: Trojan:Win32/Salgorea!pz
Emsisoft (Emergency Kit): Trojan.GenericKDZ.110085
Kaspersky (KVRT): Backdoor.Win32.Salgorea.ie

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 9 weighted signals:

ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win32/Salgorea!pz (rule Trojan:Win32/Salgorea!pz) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Trojan.GenericKDZ.110085 (rule Trojan.GenericKDZ.110085) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Backdoor.Win32.Salgorea.ie (rule Backdoor.Win32.Salgorea.ie) - engine signal, weight 0.55, confidence 0.85
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
1 behavioral detection(s) across 1 rule(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
Contacted 2 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
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

12881 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

c:\users\analyst\appdata\local\temp\tsk_512e159b28444666.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
C:\Users\analyst\AppData\Local\Temp\F55C.tmp - ef36bbb6295366e57c8b123aa82b7e5d2fcea6a2fc6a83d12947e1ea6446a88c
77c210e1358cbb7276242c76a37976d89c1577ca40dee3c686100859046d2a35 - 77c210e1358cbb7276242c76a37976d89c1577ca40dee3c686100859046d2a35

Embedded URLs

http://schemas.microsoft.com/SMI/2005/WindowsSettings
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Embedded domains

schemas.microsoft.com

Embedded IP addresses

20.184.175.6
52.123.252.248
4.230.171.124
40.84.85.40
135.232.92.97
74.178.240.61
52.230.60.54
4.207.44.72
74.178.76.128
52.110.12.56
4.247.188.224
52.110.12.14
135.233.45.221
72.145.35.108
52.148.114.188
52.110.12.48
52.110.12.21

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

Analyzed on MalwareAnalyzer by Cyble · Open interactive report