MALICIOUS — fa73ce5f7fa756e50633ee7e84c45561d4b8eadcdb494eead987563fdf133525

MALICIOUS — fa73ce5f7fa756e50633ee7e84c45561d4b8eadcdb494eead987563fdf133525 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: fa73ce5f7fa756e50633ee7e84c45561d4b8eadcdb494eead987563fdf133525
SHA-1: 01fe8d0cb39439b790b40cf7ad1cb17f48dba8af
MD5: fc691b15c42d0e7bd5766127430fb989
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SFmVKlDRHEc8+VUjMDOdvXjjyGc:O+K88uPCHkADRHW+qEOdfyGc
TLSH: T16E5A23C59A269B0DE2F2D55034162B7E8142E4D297BC0DCE828FF11E73DB527683129B
Submitted as: fa73ce5f7fa756e50633ee7e84c45561d4b8eadcdb494eead987563fdf133525
File type: pe · Size: 2089472 bytes
Verdict: malicious (100/100)

Detections (4 of 56 engines)

ClamAV (daily): Win.Malware.Zusy-9764479-0
Microsoft Defender: flagged
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 10 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 flagged (rule flagged) - 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 7 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
Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

12897 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\F889.tmp - ab0fd7a7335b4391100213f4bc1fe14739f09cde0c1223715eb735c042f027e6
c:\users\analyst\appdata\local\temp\tsk_c41426c6d15d475e.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
27503fe4ca540371d72cd010d2e55927bf9f1c39dd31b841d6f3a69dedf47b76 - 27503fe4ca540371d72cd010d2e55927bf9f1c39dd31b841d6f3a69dedf47b76

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

d.su
schemas.microsoft.com

Embedded IP addresses

40.79.150.121
52.123.252.227
4.230.171.124
40.84.85.40
74.179.77.164
4.150.223.96
74.178.240.61
4.150.223.107
20.247.184.197
135.234.160.245
52.110.12.28
52.110.12.14
40.84.97.4
72.153.5.129
52.148.114.188
52.110.12.46
52.110.12.45

File paths

p:\]b

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report