MALICIOUS — 8a20d24ff3aeee0571fe5c4231c6ce341de9a425173a235351fb8bb1c06ba50f

MALICIOUS — 8a20d24ff3aeee0571fe5c4231c6ce341de9a425173a235351fb8bb1c06ba50f 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: 8a20d24ff3aeee0571fe5c4231c6ce341de9a425173a235351fb8bb1c06ba50f
SHA-1: 2edc358fe800339323dcb941376cf891f0c56781
MD5: 54dc1a55e32063fd2a46bfb2760a1bb4
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:WFUcx88PWPOpX0SFRvhQb6pH86GFReNR8stEYWvlCyVcZuyGc:W+K88uPCHTpo6zGTeN+siYMFcZuyGc
TLSH: T14B5A2385AB255B0CF6F2C1407C192BAD8182F495967818CA92CFF02E73DB97B747109B
Submitted as: 8a20d24ff3aeee0571fe5c4231c6ce341de9a425173a235351fb8bb1c06ba50f
File type: pe · Size: 2089472 bytes
Verdict: malicious (100/100)

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): HEUR:Backdoor.Win32.Generic

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 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 HEUR:Backdoor.Win32.Generic (rule HEUR:Backdoor.Win32.Generic) - 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
Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. process hidden from a listing (rule windows.psxview.PsXView) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

12921 behavior events · 2 ATT&CK techniques · 3 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\F3C6.tmp - edbe9837bd3511bea6877131fecc66c5afba68297a84fe23e88536eeeb09013d
c:\users\analyst\appdata\local\temp\tsk_ed1a3b1610be41b8.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
c6dccadacda1781beb3cc42828fa4fdfaa999ad97f39e65989ae098f6064bc51 - c6dccadacda1781beb3cc42828fa4fdfaa999ad97f39e65989ae098f6064bc51

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

h.za
9.sh
0.br
schemas.microsoft.com

Embedded IP addresses

20.42.65.91
20.42.179.204
4.230.171.124
52.253.84.76
135.232.92.97
52.168.117.174
74.178.240.61
135.234.160.245
20.184.175.23
20.42.65.90
72.154.7.105
52.148.114.188
52.110.12.4
52.110.12.24

File paths

a:\O

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report