MALICIOUS — f8efad2f6c4d88db704864a6a950a9a0268736e0bfdd0ef5cd55ed7f92d7dc74
MALICIOUS — f8efad2f6c4d88db704864a6a950a9a0268736e0bfdd0ef5cd55ed7f92d7dc74 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Expiro family. 4 of 56 detection engines flagged it.
Identification
- SHA-256:
f8efad2f6c4d88db704864a6a950a9a0268736e0bfdd0ef5cd55ed7f92d7dc74 - SHA-1:
b1b054ad01403130e023b20539ca27fa6749b9ab - MD5:
d473e0be4e5641ab72ad832a740fd814 - imphash:
1e2f1157724358595d4ba5f4d5e8d784 - ssdeep:
6144:zqnVW5k/kA3byc37oK6ijKSpoVM1Az/PEx2O9AUIoGpgQDlbbzBwcGyGqJ:zqVmAdMoXpoyY3ExHcX5DlPacGy - TLSH:
T16B4ACF29108FE261EC66FE84B0B82CBCCF74E366523D04F44A5A85D1BBC2D6751E2935 - Submitted as: f8efad2f6c4d88db704864a6a950a9a0268736e0bfdd0ef5cd55ed7f92d7dc74
- File type: pe · Size: 439296 bytes
- Verdict: malicious (99/100) · Family: Expiro
Detections (4 of 56 engines)
- ClamAV (daily): Win.Virus.Expiro-9893365-0
- Microsoft Defender: Virus:Win64/Expiro.PABG!MTB
- Emsisoft (Emergency Kit): Win64.Expiro.Gen.6
- Kaspersky (KVRT): HEUR:Virus.Win64.Expiro.gen
Why this verdict
The malicious score of 99/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Win.Virus.Expiro-9893365-0 (rule
Win.Virus.Expiro-9893365-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged Virus:Win64/Expiro.PABG!MTB (rule
Virus:Win64/Expiro.PABG!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Win64.Expiro.Gen.6 (rule
Win64.Expiro.Gen.6) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Virus.Win64.Expiro.gen (rule
HEUR:Virus.Win64.Expiro.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Memory forensics: 4 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 5788) (rule
windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
8 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- licensing.mp.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- assets.msn.com
- www.bing.com
- th.bing.com
- v10.events.data.microsoft.com
- watson.events.data.microsoft.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded IP addresses
- 52.168.117.168
- 4.144.132.223
- 4.230.171.124
- 104.18.33.89
- 135.233.45.223
- 13.69.116.105
- 52.110.12.20
- 52.110.12.31
- 20.42.65.94
File paths
- c:\jenkins\workspace\8-2-build-windows-amd64-cygwin\jdk8u281\880\build\windows-amd64\jdk\objs\jabswitch\jabswitch.pdb
More Expiro samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report