MALICIOUS — 4d83ab97dffdaa32501ed26011d3b6d1be46b78f1ab1aca37c9dc83fac7bdcc1
MALICIOUS — 4d83ab97dffdaa32501ed26011d3b6d1be46b78f1ab1aca37c9dc83fac7bdcc1 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100), attributed to the Fileinfector family. 3 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4d83ab97dffdaa32501ed26011d3b6d1be46b78f1ab1aca37c9dc83fac7bdcc1 - SHA-1:
6541ef6a604bcaa3dd1a7a250818dbbbe22563c9 - MD5:
356c89ab33780814c20da0257f3ce0c1 - imphash:
fe61f693ebb8e81a898df54266208a00 - ssdeep:
49152:ndLEyZ2ytdLEyZ2yytdLEyZ2+yytdLEyZ:dLEybLEyULEy7LEy - TLSH:
T16C5B6D837359B504EEF0FA309540885DE5F2E469627F2A884DA1C83F36E5E93057DB28 - Submitted as: 4d83ab97dffdaa32501ed26011d3b6d1be46b78f1ab1aca37c9dc83fac7bdcc1
- File type: pe · Size: 2259757 bytes
- Verdict: malicious (95/100) · Family: Fileinfector
Detections (3 of 55 engines)
- ClamAV (daily): Win.Dropper.Fileinfector-9832222-0
- LIEF (executable format parser): lief:invalid-authenticode
- Microsoft Defender: Trojan:Win32/CryptInject!pz
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 5 weighted signals:
- ClamAV (daily) flagged Win.Dropper.Fileinfector-9832222-0 (rule
Win.Dropper.Fileinfector-9832222-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 19 external host(s) at runtime (14 HTTP) - network signal, weight 0.40, confidence 0.80
- LIEF (executable format parser) flagged lief:invalid-authenticode (rule
lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70 - persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Embedded network infrastructure: http://www.pinkworld.com, http://www.youporn.com, http://www.redtube.com - static signal, weight 0.35, confidence 0.60
Dynamic analysis (windows)
109 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Embedded URLs
- http://www.microsoft.com/pki/certs/tspca.crt0
- http://crl.microsoft.com/pki/crl/products/CodeSignPCA2.crl0O
- http://www.microsoft.com/directx0
- http://www.pinkworld.com
- http://www.youporn.com
- http://www.redtube.com
- http://www.assparade.com/
- http://www.freeav.com/
- http://www.antispyware.com/
- http://www.antivirus.com/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- crl.microsoft.com
- www.microsoft.com
- www.pinkworld.com
- www.youporn.com
- www.redtube.com
- www.assparade.com
- www.freeav.com
- www.antispyware.com
- www.antivirus.com
Embedded IP addresses
- 52.182.141.63
- 52.253.84.76
- 4.230.171.124
- 20.42.179.204
- 74.179.77.204
- 74.178.240.51
- 4.207.44.70
- 20.184.175.14
- 20.236.44.162
- 52.123.129.14
- 52.123.128.14
- 20.184.175.22
- 4.150.223.106
- 135.233.45.222
- 52.110.12.38
- 74.178.76.44
- 52.148.114.188
- 52.110.12.3
- 52.110.12.19
File paths
- Q:\:
- C:\Windows\system32\d3dx10_36.dll
- C:\Program
- C:\Progr
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report