MALICIOUS — f63990934eb8dff80f0a071458f12020099dfe233b66c4ae71f0d7733fa303a6
MALICIOUS — f63990934eb8dff80f0a071458f12020099dfe233b66c4ae71f0d7733fa303a6 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Filerepmalware family. 5 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f63990934eb8dff80f0a071458f12020099dfe233b66c4ae71f0d7733fa303a6 - SHA-1:
321b95476effe61c2bfac71230dd4793d8c72ec6 - MD5:
1f76308e5b1ee4c0dd70b2bcb4959d2b - imphash:
b601e058d3a4b7a9b40ac03d3323c75e - ssdeep:
49152:l0g7mM+M6RkMkIM7I067jZqhaK6zbfqdldfLoJdXN0BMOwLloBrug:EM+M6RkMkIM7kxycJdXN0B7+s - TLSH:
T1145CBFCC46176202D6B6EB65AC504D9C9033F0E9787AA68C6743C97E98E3D33A5B007D - Submitted as: f63990934eb8dff80f0a071458f12020099dfe233b66c4ae71f0d7733fa303a6
- File type: pe · Size: 2561901 bytes
- Verdict: malicious (99/100) · Family: Filerepmalware
Detections (5 of 56 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Malware.Filerepmalware-9859683-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- LIEF (executable format parser): lief:invalid-authenticode
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Win.Malware.Filerepmalware-9859683-0 (rule
Win.Malware.Filerepmalware-9859683-0) - engine signal, weight 0.90, confidence 0.95 - YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 5 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - LIEF (executable format parser) flagged lief:invalid-authenticode (rule
lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70 - capa (capabilities) flagged capability:collection/keylog (rule
capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://services.acrobat.com, https://services.acrobat.com/account/wsapi/, https://v2.services.acrobat.com - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in SppExtComObj.E (pid 5772) (rule
windows.malfind.Malfind) - 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
- ctldl.windowsupdate.com
- update.googleapis.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- licensing.mp.microsoft.com
- config.edge.skype.com
- officeclient.microsoft.com
- windows.msn.com
- www.msn.com
- odc.officeapps.live.com
- www.bing.com
- assets.msn.com
- fe3cr.delivery.mp.microsoft.com
- v10.events.data.microsoft.com
- slscr.update.microsoft.com
Embedded URLs
- http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
- http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
- https://services.acrobat.com
- https://services.acrobat.com/account/wsapi/
- https://v2.services.acrobat.com
- https://tob.acrobat.com/TOB/
- https://api.share.acrobat.com
- https://api.share.acrobat.com/webservices/api/v1/
- https://createpdf.acrobat.com
- https://api2.acrobat.com/webservices
- https://v2.services.acrobat.com/
- https://api2.acrobat.com
- http://ns.adobe.com/Acrobat/RSS/Inbox/feedUI
- http://ns.adobe.com/Acrobat/RSS/Inbox/icon
- http://ns.adobe.com/Acrobat/RSS/Reviews/deadline
- http://ns.adobe.com/synchronizer/ttl
- http://ns.adobe.com/synchronizer/dependency
- http://www.w3.org/2005/Atom
- http://purl.org/atom/ns#
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://www.w3.org/2005/Atommodifled
- http://www.w3.org/2005/Atomid
- http://www.w3.org/2005/Atomsummary
Embedded domains
- crl.microsoft.com
- www.microsoft.com
- schemas.microsoft.com
- u.jp
- services.acrobat.com
- v2.services.acrobat.com
- tob.acrobat.com
- api.share.acrobat.com
- createpdf.acrobat.com
- api2.acrobat.com
- ns.adobe.com
- www.w3.org
- purl.org
- crl.thawte.com
- ts-aia.ws.symantec.com
- ts-crl.ws.symantec.com
- crl.verisign.com
- www.verisign.com
- logo.verisign.com
- www.symauth.com
- evcs-crl.ws.symantec.com
- evcs-aia.ws.symantec.com
- go.microsoft.com
Embedded IP addresses
- 4.150.223.108
- 4.144.132.114
- 4.230.171.124
- 74.178.76.54
- 20.184.175.23
- 20.165.94.63
- 20.42.179.192
- 52.110.12.30
- 52.110.12.33
File paths
- X:\:x:
- X:\:`:d:h:l:p:t:
- X:\:`:d:h:l:p:t:x:
- X:\:l:p:
- H:\:d:l:
- T:\:d:l:t:
- T:\:h:
More Filerepmalware samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report