MALICIOUS — acf7b589ebb173bfe1d2f5f2294bb6c994c99a7f6e2ee055ab6da27027d539d5
MALICIOUS — acf7b589ebb173bfe1d2f5f2294bb6c994c99a7f6e2ee055ab6da27027d539d5 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:
acf7b589ebb173bfe1d2f5f2294bb6c994c99a7f6e2ee055ab6da27027d539d5 - SHA-1:
bb823fbf5b5ce5131eeab6b2c5cb2387587f8df5 - MD5:
eea9e90da6b2d5223f6f8b63276ef22b - imphash:
f0701fdb214d86f0c2976e094c528adf - ssdeep:
6144:AjtamZNiR9ks+2PFgxOys3I2rtqZt3XOz9K6zPFWNPnWI5SMkYS:ALzmexL4xsWpzPMWd - TLSH:
T11C4ACFB8D2331855F27A5734B97BA80D88307E0E507251949772EDAE27D0C375836BAC - Submitted as: acf7b589ebb173bfe1d2f5f2294bb6c994c99a7f6e2ee055ab6da27027d539d5
- File type: pe · Size: 456192 bytes
- Verdict: malicious (99/100) · Family: Expiro
Detections (4 of 56 engines)
- ClamAV (daily): Win.Virus.Expiro-9937154-0
- 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-9937154-0 (rule
Win.Virus.Expiro-9937154-0) - 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. process hidden from a listing (rule
windows.psxview.PsXView) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
0 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- update.googleapis.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- officeclient.microsoft.com
- windows.msn.com
- www.msn.com
- odc.officeapps.live.com
- assets.msn.com
- licensing.mp.microsoft.com
- www.bing.com
- th.bing.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
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
- 104.46.162.224
- 4.230.171.124
- 20.247.185.124
- 104.18.33.89
- 52.110.12.42
- 52.110.12.46
File paths
- C:\cygwin64\home\buildslave\r\workdir\LinkTarget\Executable\regmerge.pdb
More Expiro samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report