Report - contactzx.doc

MS_RTF_Obfuscation_Objects RTF File doc
ScreenShot
Created 2023.07.13 07:25 Machine s1_win7_x6403
Filename contactzx.doc
Type Rich Text Format data, version 1, unknown character set
AI Score Not founds Behavior Score
7.4
ZERO API file : clean
VT API (file) 32 detected (CVE-2018-0802, GenericKDZ, RTFObfustream, Save, CVE-2017-1188, Camelot, Malicious, score, Timw, Minerva, ukrfs, CVE-2018-0798, RTFMALFORM, RTFDl, ai score=80, AgentTesla, Detected, Malform, Probably Heur, RTFObfuscation, AvsRicher, bZAyIk)
md5 79055da8c7237e6101b284018ab23880
sha256 d3e9a5b41370a726cbeb7c4c3a8a29b690886518ea0bf3990cf2e1e13cac20d7
ssdeep 768:9Fx0XaIsnPRIa4fwJM9yaKOGa2jnzX8lwnNb389cYNv0zeSVK48UTfuK:9f0Xvx3EM9ZKPfXfnR389cYNcz1Vl/fD
imphash
impfuzzy
  Network IP location

Signature (13cnts)

Level Description
danger Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually)
danger File has been identified by 32 AntiVirus engines on VirusTotal as malicious
warning Generates some ICMP traffic
watch Communicates with host for which no DNS query was performed
watch Makes SMTP requests
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 Performs some HTTP requests
notice RTF file has an unknown character set
info One or more processes crashed

Rules (2cnts)

Level Name Description Collection
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 (5cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://87.121.221.212/contactzx.exe Unknown 87.121.221.212 malware
smtp.soctracao.com FR ADISTA SAS 185.98.131.211 clean
31.186.11.254 Unknown 31.186.11.254 mailcious
185.98.131.211 FR ADISTA SAS 185.98.131.211 clean
87.121.221.212 Unknown 87.121.221.212 malware

Suricata ids



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