MALICIOUS — 813a5d23b435d36374298d99d58ecd50e99a648a722c42b5c2502063717e0b6c

MALICIOUS — 813a5d23b435d36374298d99d58ecd50e99a648a722c42b5c2502063717e0b6c is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the C83B492E family. 4 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

SHA-256: 813a5d23b435d36374298d99d58ecd50e99a648a722c42b5c2502063717e0b6c
SHA-1: 3759dedd939a06cf968714eacaf7478a1cf4848d
MD5: b3e2e3841ff9b3081b6789f456bf52f9
imphash: 95122753ea27818b35f9b51859e4c692
ssdeep: 49152:Qoa1taC070dVqG3RFn/JswqiBgpEuYulvvTG2:Qoa1taC0Gqs3/TqiyVYulvvTG2
TLSH: T1F35A23565A596708E2F5C4C43D1C12AEC401E8F7A7781ACF928FF05E77CB86B682019B
Submitted as: 813a5d23b435d36374298d99d58ecd50e99a648a722c42b5c2502063717e0b6c
File type: pe · Size: 1958400 bytes
Verdict: malicious (99/100) · Family: C83B492E

Detections (4 of 56 engines)

ClamAV (daily): Win.Malware.Zusy-9764479-0
Microsoft Defender: Trojan:Win32/Salgorea!pz
Emsisoft (Emergency Kit): Dump:Generic.Dacic.17983.C83B492E
Kaspersky (KVRT): Trojan.Win32.Bingoml.ckfs

MITRE ATT&CK

T1543.003

Why this verdict

The malicious score of 99/100 is the fusion of 8 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 Dump:Generic.Dacic.17983.C83B492E (rule Dump:Generic.Dacic.17983.C83B492E) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Trojan.Win32.Bingoml.ckfs (rule Trojan.Win32.Bingoml.ckfs) - 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 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 5720) (rule windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

152 behavior events · 1 ATT&CK techniques · 2 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\E6C6.tmp - b736d6d6cb75351f0917859907a2d1d9f5ee3d700b0c3378c8bbf29ffe1dd385
a8dbfe2361435d2d7482a3ec86ab079e30e1e66cb6362000f0dfa778b897fe63 - a8dbfe2361435d2d7482a3ec86ab079e30e1e66cb6362000f0dfa778b897fe63

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

schemas.microsoft.com

Embedded IP addresses

20.247.184.197
52.178.17.232
52.123.252.222
4.230.171.124
20.165.94.54
57.154.63.210
20.165.94.63
40.79.141.154
20.184.175.11
52.110.12.50
52.110.12.40

File paths

k:\D

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report