Report - koob7.doc

GuLoader MS_RTF_Obfuscation_Objects RTF File doc
ScreenShot
Created 2023.08.11 09:01 Machine s1_win7_x6401
Filename koob7.doc
Type Rich Text Format data, version 1, unknown character set
AI Score Not founds Behavior Score
4.6
ZERO API file : mailcious
VT API (file) 31 detected (CVE-2018-0802, Obfuscated, ObfsObjDat, RTFObfustream, Save, CVE-2017-1188, Camelot, Malicious, score, dinbqn, Mqil, Malformed, RTFMALFORM, RTFDl, Detected, Probably Heur, RTFObfuscation, CLASSIC, ai score=81, CVE-2018-0798)
md5 22a53781e8ed2786f7151db1d50cf9c1
sha256 74d115f0441627b9372d729dcdbc85bf224aceb165d655109f3b224eaab5668f
ssdeep 768:X+wAbZSibMX9gRWjNYuDEtibCp56R8errwrYTeLd:X+wAlREAtyCp56KeXwr6eLd
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 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 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 (8cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://geoplugin.net/json.gp NL Schuberg Philis B.V. 178.237.33.50 clean
http://194.55.224.13/_errorpages/koob7.exe Unknown 194.55.224.13 malware
http://64.188.25.4/ASfZgs135.bin US ASN-QUADRANET-GLOBAL 64.188.25.4 35745 mailcious
geoplugin.net NL Schuberg Philis B.V. 178.237.33.50 clean
178.237.33.50 NL Schuberg Philis B.V. 178.237.33.50 clean
64.188.25.4 US ASN-QUADRANET-GLOBAL 64.188.25.4 mailcious
69.61.42.27 US GLOBALCOMPASS 69.61.42.27 mailcious
194.55.224.13 Unknown 194.55.224.13 malware

Suricata ids



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