MALICIOUS — 57e9aacaf1fbaae4d69eff99dbb06366f5c3cbcc11cc033e220686229eb6cad1

MALICIOUS — 57e9aacaf1fbaae4d69eff99dbb06366f5c3cbcc11cc033e220686229eb6cad1 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: 57e9aacaf1fbaae4d69eff99dbb06366f5c3cbcc11cc033e220686229eb6cad1
SHA-1: 834220c0c9746db95e18ad4331f6b0d817ae923f
MD5: b33782e08c605a1ca5e739d5e7548afc
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SFHay3Wd8ku1Os8z8XFJyGc:O+K88uPCHAzKN1OdCyGc
TLSH: T13B5A23D6562A4B4DE3F3C25028292A6E8041F9C6C7BC198A928FF02E77CB577743115B
Submitted as: 57e9aacaf1fbaae4d69eff99dbb06366f5c3cbcc11cc033e220686229eb6cad1
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 1 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)

12909 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

c:\users\analyst\appdata\local\temp\tsk_2fcddc2bb1354d04.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
C:\Users\analyst\AppData\Local\Temp\F404.tmp - 7243ac166f60eba61dbb99604ab259788ac57c894972a03c07122368e32c1901
40abc0c3ea31be9437ce4551d90b27e83c98a0f4c5c97d8892cfedb193748ca5 - 40abc0c3ea31be9437ce4551d90b27e83c98a0f4c5c97d8892cfedb193748ca5

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

13.69.116.108
52.123.252.229
4.230.171.124
85.210.196.11
20.247.185.124
20.42.73.31
74.179.77.164
135.233.95.144
4.150.223.101
20.165.94.63
92.223.78.30
172.215.188.225
52.110.12.21
135.233.45.221
72.154.7.102
52.148.114.188
52.110.12.53
52.110.12.2

File paths

A:\cX!V

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report