MALICIOUS — 956b15e864f88b4f8a08c561d7a70992990a9c1310a8fc7090438236f72552ea

MALICIOUS — 956b15e864f88b4f8a08c561d7a70992990a9c1310a8fc7090438236f72552ea 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: 956b15e864f88b4f8a08c561d7a70992990a9c1310a8fc7090438236f72552ea
SHA-1: df99712b8c815133b83128da6507ff2831059e18
MD5: cd66cd08ee5de7fbda04aba1af7a98f2
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SFMuoumt2ZVjbd4RBJOdK5KXOKyGc:O+K88uPCH2dus2ZV14LW3NyGc
TLSH: T13B5A23819A199B4DF3F2C450281A27BE8081B5D197BC098F524FF12E739B57774321AB
Submitted as: 956b15e864f88b4f8a08c561d7a70992990a9c1310a8fc7090438236f72552ea
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 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)

12915 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

c:\users\analyst\appdata\local\temp\tsk_83f48199e6644f33.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
C:\Users\analyst\AppData\Local\Temp\F0C8.tmp - 376973de363d75f7231b696b556af20aa076a26d2db66dea4f3fa32d6086e74b
547df71fe45211fc385cb82b137c36b3bebf3a92a7c0ee7a7e85dae18104aa3e - 547df71fe45211fc385cb82b137c36b3bebf3a92a7c0ee7a7e85dae18104aa3e

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

8.fr
6.ly
schemas.microsoft.com

Embedded IP addresses

20.184.175.6
4.230.171.124
40.84.85.40
4.144.132.223
74.178.240.51
20.42.73.31
135.232.92.137
74.178.76.128
52.168.117.170
51.104.15.252
172.178.240.161
52.148.114.188
72.145.35.104
52.110.12.31
52.110.12.51

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

Analyzed on MalwareAnalyzer by Cyble · Open interactive report