Report - microsoftdecidedtodeleteentirethingsfromthepccookiecachehistoryeverything.doc

MS_RTF_Obfuscation_Objects RTF File doc
ScreenShot
Created 2023.12.08 18:40 Machine s1_win7_x6401
Filename microsoftdecidedtodeleteentirethingsfromthepccookiecachehistoryeverything.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) 33 detected (ObfsStrm, Save, CVE-2017-1188, multiple detections, Malicious, score, dinbqn, Malformed, RTFMALFORM, RtfExp, Camelot, ai score=87, OLE2, Detected, Malform, RTFObfustream, Probably Heur, RTFBadHeader)
md5 49ad634e1dfd465013beb3ce092015de
sha256 7c2e86c5d257df5c01dde8bb1c66f3c36f94eb1ae0e50ee17e4ab2031507c974
ssdeep 1536:CzElNzrQ2ILKbJU+kaYZ80tsSZU19AwQ/43B9ZsBK1TmSh5gRHIVK3bkwUINdw:CdvLKb1E80tfZU1vQIKGiRHIVK3wwHN2
imphash
impfuzzy
  Network IP location

Signature (10cnts)

Level Description
danger File has been identified by 33 AntiVirus engines on VirusTotal as malicious
watch Communicates with host for which no DNS query was performed
notice Allocates read-write-execute memory (usually to unpack itself)
notice An application raised an exception which may be indicative of an exploit crash
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://apps.identrust.com/roots/dstrootcax3.p7c US Akamai International B.V. 23.209.95.50 clean
http://66.228.43.8/300/MicrosoftHealthcheck.vbs US Linode, LLC 66.228.43.8 clean
uploaddeimagens.com.br US CLOUDFLARENET 104.21.45.138 malware
66.228.43.8 US Linode, LLC 66.228.43.8 mailcious
23.32.56.80 US AKAMAI-AS 23.32.56.80 clean
172.67.215.45 US CLOUDFLARENET 172.67.215.45 malware

Suricata ids



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