MALICIOUS — 781875b72d2930c49e57098a6c80b6bb4fe77b6d6ea92fe39d6797a8f27b6acf

MALICIOUS — 781875b72d2930c49e57098a6c80b6bb4fe77b6d6ea92fe39d6797a8f27b6acf 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: 781875b72d2930c49e57098a6c80b6bb4fe77b6d6ea92fe39d6797a8f27b6acf
SHA-1: 0808f225e8284ae093e385f6aa66aac22244331b
MD5: 316a5a9ff3decd1435067126dad80f6a
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SFWJxu6wHkiSZLvJ0yQ7NAo4sSQ0FyGc:O+K88uPCHZ3Ryl0f7UsZYyGc
TLSH: T1605A23856A195B0EE3F6C4802C09677E8542F5D687BC48CE938FF12D739B93B246109B
Submitted as: 781875b72d2930c49e57098a6c80b6bb4fe77b6d6ea92fe39d6797a8f27b6acf
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 15 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)

12942 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

c:\users\analyst\appdata\local\temp\tsk_5950018cc7764003.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
C:\Users\analyst\AppData\Local\Temp\DACF.tmp - 81e48cac40332e005c3b7b5f6493b44dd717641e3119ce4709db9573c89dade0
3b59658c1f58caaf2d133be46395e7c90dc1abcc1bc9dc3b0064be7e08ac851d - 3b59658c1f58caaf2d133be46395e7c90dc1abcc1bc9dc3b0064be7e08ac851d

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
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

t4.sh
schemas.microsoft.com
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

4.150.223.106
52.230.59.222
52.123.252.244
4.230.171.124
20.247.184.142
48.211.4.16
52.110.12.2
52.110.12.33
4.150.223.109
135.233.45.221
172.215.188.232
72.145.35.106
52.148.114.188
52.110.12.49
52.110.12.25

File paths

G:\+-w

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report