Report - HookSetp.exe

PWS .NET framework Generic Malware PE File .NET EXE PE32 OS Processor Check
ScreenShot
Created 2021.06.24 23:52 Machine s1_win7_x6401
Filename HookSetp.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
10
Behavior Score
9.6
ZERO API file : clean
VT API (file)
md5 8e3ed904b5b3239566ca0e41cd48910d
sha256 3b8a0e651f85c67f1a987e0d413e2ca21acb382bafe17f69306b30d97bf9bce9
ssdeep 3072:kXA/jGGSmS7o2RqsP8S4G8YgK9iW4040404V:CA7GRd9Ur8gK9
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (26cnts)

Level Description
watch Appends a known CryptoMix ransomware file extension to files that have been encrypted
watch Collects information about installed applications
watch Communicates with host for which no DNS query was performed
watch Installs itself for autorun at Windows startup
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates executable files on the filesystem
notice Creates hidden or system file
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
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
notice Queries for potentially installed applications
notice Steals private information from local Internet browsers
notice The binary likely contains encrypted or compressed data indicative of a packer
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Collects information to fingerprint the system (MachineGuid
info One or more processes crashed
info Queries for the computername
info The executable contains unknown PE section names indicative of a packer (could be a false positive)
info Tries to locate where the browsers are installed
info Uses Windows APIs to generate a cryptographic key

Rules (10cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
info Is_DotNET_EXE (no description) binaries (download)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (download)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)

Network (17cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://23.83.133.165:15064/ US LEASEWEB-USA-PHX-11 23.83.133.165 clean
https://iplogger.org/1vtFz7 DE Hetzner Online GmbH 88.99.66.31 clean
https://api.ip.sb/geoip US CLOUDFLARENET 104.26.13.31 clean
https://videoconvert-download38.xyz/?user=hook6 US CLOUDFLARENET 172.67.201.250 clean
https://videoconvert-download38.xyz/?user=hook5 US CLOUDFLARENET 172.67.201.250 clean
https://videoconvert-download38.xyz/?user=hook4 US CLOUDFLARENET 172.67.201.250 clean
https://videoconvert-download38.xyz/?user=hook3 US CLOUDFLARENET 172.67.201.250 clean
https://videoconvert-download38.xyz/?user=hook2 US CLOUDFLARENET 172.67.201.250 clean
https://videoconvert-download38.xyz/?user=hook1 US CLOUDFLARENET 172.67.201.250 clean
https://iplogger.org/1Hfmh7 DE Hetzner Online GmbH 88.99.66.31 clean
videoconvert-download38.xyz US CLOUDFLARENET 172.67.201.250 clean
iplogger.org DE Hetzner Online GmbH 88.99.66.31 mailcious
api.ip.sb US CLOUDFLARENET 104.26.12.31 clean
88.99.66.31 DE Hetzner Online GmbH 88.99.66.31 mailcious
104.26.13.31 US CLOUDFLARENET 104.26.13.31 clean
23.83.133.165 US LEASEWEB-USA-PHX-11 23.83.133.165 clean
172.67.201.250 US CLOUDFLARENET 172.67.201.250 clean

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x432000 _CorExeMain

EAT(Export Address Table) is none



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