Report - %23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23.doc

MS_RTF_Obfuscation_Objects RTF File doc
ScreenShot
Created 2023.04.21 18:16 Machine s1_win7_x6403
Filename %23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23.doc
Type Rich Text Format data, version 1, unknown character set
AI Score Not founds Behavior Score
5.2
ZERO API file : clean
VT API (file) 29 detected (RTFObfustream, ObfsStrm, CVE-2017-1188, Camelot, Bloodhound, multiple detections, Malicious, score, dinbqn, Malformed, RTFMALFORM, RtfExp, ai score=89, Detected, Malform, Probably Heur, RTFObfuscation)
md5 ca03d98ceff0033c142edf2fd5b9f2a9
sha256 6b6bc5f6787ef4b78e99d32f2a94b63ed10b4bac28b37f011366b066ece95f1e
ssdeep 384:cjh8ZS60LOleu5tVS0Knvi/Aw9xBpXgXQd9sV+C2sfhclKx34sMvoUjfNwFF05g+:Y8ZIIeu5tVS08vi/A0x8g7Y28clwrMvR
imphash
impfuzzy
  Network IP location

Signature (12cnts)

Level Description
warning File has been identified by 29 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 Looks up the external IP address
notice One or more potentially interesting buffers were extracted
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 (7cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://107.175.202.201/23/vbc.exe US AS-COLOCROSSING 107.175.202.201 malware
http://109.206.243.193/Hlyhfqy.bmp Unknown 109.206.243.193 clean
https://api.ipify.org/ US WEBNX 64.185.227.155 clean
api.ipify.org US WEBNX 104.237.62.211 clean
107.175.202.201 US AS-COLOCROSSING 107.175.202.201 malware
109.206.243.193 Unknown 109.206.243.193 mailcious
64.185.227.155 US WEBNX 64.185.227.155 clean

Suricata ids



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