MALICIOUS — a13dff35f29784457a0dc573ec339831d9bb27d003b3f368af985fee4c38f26e

MALICIOUS — a13dff35f29784457a0dc573ec339831d9bb27d003b3f368af985fee4c38f26e 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: a13dff35f29784457a0dc573ec339831d9bb27d003b3f368af985fee4c38f26e
SHA-1: b127b9b523597f37ddc0a237b04f53ff37cc9d93
MD5: c881a003f1809160391d8243807aac19
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:OFUcx88PWPOpX0SF3yY8rk57tlFRYZxcATbqtYlCup3SbzcgkyGc:O+K88uPCHh5tnKZxcATbqtYUup34zcgt
TLSH: T1C55A23855A1A9B0CE3F2D550280A63AD8182F5C7977C19CA428FF11E73DB9B7743218B
Submitted as: a13dff35f29784457a0dc573ec339831d9bb27d003b3f368af985fee4c38f26e
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)

12929 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\F220.tmp - 2988600cbd8afa959fe0959b2f4c8895f481b95fd989e52703e68ab86a44cd52
c:\users\analyst\appdata\local\temp\tsk_7269dde96bb44300.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
40e73f07f42d1fc0724f631a70d181933b22ee6cda6e74d78c1ef06d49e12c57 - 40e73f07f42d1fc0724f631a70d181933b22ee6cda6e74d78c1ef06d49e12c57

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

1ys.ir
schemas.microsoft.com

Embedded IP addresses

40.79.141.155
4.230.171.124
40.84.97.4
135.232.92.97
104.18.33.89
20.247.184.142
20.165.94.63
4.150.223.96
135.234.160.245
20.60.225.129
57.154.63.210
135.233.45.221
72.154.7.96
52.148.114.188
52.110.12.54
52.110.12.3

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

Analyzed on MalwareAnalyzer by Cyble · Open interactive report