Report - i0ioi0o0IOoiio00I00oOOo0i0I0IOIOI0OIOIo00%23%23%23%23%23%23%23%23%23%23%23%23%23%2300i0ioio0OIOI0iooIO0iiooio0%23%23%23%23%23%23%23%23%23%23%23%23%23%23000000.doc

MS_RTF_Obfuscation_Objects RTF File doc
ScreenShot
Created 2023.10.07 15:01 Machine s1_win7_x6403
Filename i0ioi0o0IOoiio00I00oOOo0i0I0IOIOI0OIOIo00%23%23%23%23%23%23%23%23%23%23%23%23%23%2300i0ioio0OIOI0iooIO0iiooio0%23%23%23%23%23%23%23%23%23%23%23%23%23%23000000.doc
Type ISO-8859 text, with very long lines, with CRLF, CR, LF line terminators
AI Score Not founds Behavior Score
4.6
ZERO API file : mailcious
VT API (file) 31 detected (ObfsStrm, BadFile, Save, CVE-2017-1188, multiple detections, Malicious, score, dinbqn, Dkjl, Malformed, CVE-2018-0798, RTFMALFORM, Detected, eozdw, ai score=87, Malform, Probably Heur, RTFBadHeader, CVE-2018-0802)
md5 ac1981dfa38cdea35c6002762274915f
sha256 93cd16642b9261a284097ebb049a6fc9c86f4a03ea20b095bd2b4fd7833bf155
ssdeep 1536:7FLmZuUK1eb/5y5UyUIb169zxymgvOZK24C1fIr3JTGK3E:V+DU5Uy3w9zxlgvOj4YfmJaK3E
imphash
impfuzzy
  Network IP location

Signature (10cnts)

Level Description
danger File has been identified by 31 AntiVirus engines on VirusTotal as malicious
watch Communicates with host for which no DNS query was performed
notice An application raised an exception which may be indicative of an exploit crash
notice Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time)
notice Creates (office) documents on the filesystem
notice Creates hidden or system file
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
info One or more processes crashed

Rules (3cnts)

Level Name Description Collection
warning MS_RTF_Suspicious_documents Suspicious documents using RTF document OLE object binaries (upload)
warning SUSP_INDICATOR_RTF_MalVer_Objects Detects RTF documents with non-standard version and embedding one of the object mostly observed in exploit (e.g. CVE-2017-11882) documents. binaries (upload)
info Rich_Text_Format_Zero Rich Text Format Signature Zero binaries (upload)

Network (6cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://103.182.16.23/250/2/HTMLcc.vbs Unknown 103.182.16.23 mailcious
http://apps.identrust.com/roots/dstrootcax3.p7c US Akamai International B.V. 23.67.53.27 clean
uploaddeimagens.com.br US CLOUDFLARENET 172.67.215.45 malware
103.182.16.23 Unknown 103.182.16.23 malware
23.67.53.17 US Akamai International B.V. 23.67.53.17 clean
104.21.45.138 US CLOUDFLARENET 104.21.45.138 malware

Suricata ids



Similarity measure (PE file only) - Checking for service failure