MALICIOUS — 5f0dd09b0b3d1a5be77992519ee99a0ecee8c945431e00b96e9c626da59594d1

MALICIOUS — 5f0dd09b0b3d1a5be77992519ee99a0ecee8c945431e00b96e9c626da59594d1 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: 5f0dd09b0b3d1a5be77992519ee99a0ecee8c945431e00b96e9c626da59594d1
SHA-1: a1df7afebfd1c1c336dadeaf38e1d3c11addc638
MD5: 9a8d7bfd071706b76f5dda15b62531e4
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SF/xrFbVYzAwJG2WHJJ6EoGXjm7OshAyGc:O+K88uPCHNVFZYdk0Eos6veyGc
TLSH: T1525A22859A15570CF2F2C450281926BEC142E5E69BBC1DCA638FF11E33DB4A7707229B
Submitted as: 5f0dd09b0b3d1a5be77992519ee99a0ecee8c945431e00b96e9c626da59594d1
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 16 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1497.001 - 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)

8461 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\4C27.tmp - 2fdfb70f84c194b1eed36f71acf9186d2946830f9713f94336083bc728889370
c:\users\analyst\appdata\local\temp\tsk_6f62b739d30b4bad.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
a57ed7ffafe0b7c0a57bbfa027d3e0350f3a5ff05eaec9516878c726fe2cb008 - a57ed7ffafe0b7c0a57bbfa027d3e0350f3a5ff05eaec9516878c726fe2cb008

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

s7.sg
schemas.microsoft.com
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

20.89.1.12
52.123.252.203
4.230.171.124
40.84.85.40
20.165.94.54
20.165.94.63
52.253.84.76
172.64.154.167
92.223.78.30
4.150.223.107
52.168.117.169
72.154.7.107
52.148.114.188
52.110.12.45
52.110.12.42

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report