SUSPICIOUS — b15afb7b0656a5516bd35ef322005ff4b6fcbf085dee9743c9bd1cfb3ff2dec3
SUSPICIOUS — b15afb7b0656a5516bd35ef322005ff4b6fcbf085dee9743c9bd1cfb3ff2dec3 is a script sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (54/100), attributed to the Brocoiner family. 1 of 53 detection engines flagged it.
Identification
- SHA-256:
b15afb7b0656a5516bd35ef322005ff4b6fcbf085dee9743c9bd1cfb3ff2dec3 - SHA-1:
a877bf2d4543d79e7fa5171b6eff1c03c87de205 - MD5:
c733829f7129f28caed621ccd7e800dd - ssdeep:
3072:386BDKnszDIbne0aAvVfyeIZ23lIxLlahkFbd0ndj+7ynKev4:M6BAszYNaAvVf6Z23lmxWW97ynl4 - TLSH:
T13944F8BF39499EEDCC4E649B7E8C78DA7B135955B2A261D082FCC38068E0CE43D58418 - Submitted as: b15afb7b0656a5516bd35ef322005ff4b6fcbf085dee9743c9bd1cfb3ff2dec3
- File type: script · Size: 242296 bytes
- Verdict: suspicious (54/100) · Family: Brocoiner
Detections (1 of 53 engines)
- Microsoft Defender: Trojan:HTML/Brocoiner
Why this verdict
The suspicious score of 54/100 is the fusion of 2 weighted signals:
- Obfuscated javascript script: dynamic-exec, defense-evasion (layers: concat) (rule
script-deobfuscation) - static signal, weight 0.55, confidence 0.75 - Embedded network infrastructure: https://twitter.com/intent/tweet?text=, https://m.facebook.com/sharer.php?u=, https://resources.blogblog.com/img/widgets/icon_contactform_cross.gif - static signal, weight 0.35, confidence 0.60
Dynamic analysis (windows)
1155 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787799663&P2=404&P3=2&P4=eYFs9QmGPY%2fSUwuSUXiSSS8R7cmeaUJgVusXxEdOc96jpj0iRqDybc%2f5T0iKe8YtnPCV184sIX141pzG9HLkqg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787799711&P2=404&P3=2&P4=SrUiUMYFNcaBJATW3cQ2AqDzQQ9qYT0MBoXNpsx4ZMFU9pErc3e6jnw3J0Lcf34rmds4lWvJZ%2baiomhPikNKVQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded URLs
- http://www.apache.org/licenses/LICENSE-2.0
- https://twitter.com/intent/tweet?text=
- https://m.facebook.com/sharer.php?u=
- https://plus.google.com/share?source=blogger:mobile:share&url=
- https://resources.blogblog.com/img/widgets/icon_contactform_cross.gif
- https://csi.gstatic.com/csi
- http://csi.gstatic.com/csi
- http://jotamaria-ccdemacaiba.blogspot.com/2016/06/
- http://jotamaria-ccdemacaiba.blogspot.com/
- http://jotamaria-ccdemacaiba.blogspot.com/search
- http://jotamaria-ccdemacaiba.blogspot.com/favicon.ico
- https://www.blogger.com
- https://apis.google.com/js/plusone.js
- https://www.blogger.com/static/v1/jsbin/3018908849-lbx__pt_br.js
- https://www.blogger.com/static/v1/v-css/368954415-lightbox_bundle.css
- https://apis.google.com
- https://accounts.google.com/o/oauth2/auth
- https://accounts.google.com/o/oauth2/postmessageRelay
- https://accounts.google.com/o/oauth2/iframe
- https://pay.google.com/gp/v/widget/save
- https://talkgadget.google.com/:session_prefix:talkgadget/_/widget
- https://plus.google.com
- https://plus.googleapis.com
- https://ssl.gstatic.com/microscope/embed/
- http://www.msftconnecttest.com/connecttest.txt
Embedded domains
- www.blogger.com
- jotamaria-ccdemacaiba.blogspot.com
- pagead2.googlesyndication.com
- wikipedia.org
- window.jstiming.load.name
- csi.gstatic.com
- lc.prototype.name
- nc.prototype.name
- d.name
- this.ua
- a.ua
- f.ua
- a.ga
- b.ga
- this.ga
- g.ua
- ng.prototype.name
- this.ca
- a.ca
- d.cc
- this.cc
- c.name
- window.name
- a.style.top
- b.name
Embedded IP addresses
- 172.172.255.217
- 135.232.92.137
- 172.172.255.216
- 4.150.223.111
- 4.230.171.124
- 20.42.179.204
- 4.144.132.223
- 74.178.240.61
- 20.42.65.89
- 52.123.128.14
- 72.145.35.101
- 40.103.64.242
- 203.26.79.13
- 52.123.252.230
- 4.209.250.170
- 4.150.223.105
- 52.148.114.188
More Brocoiner samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report