Report - NMemo1Setp.exe

Gen1 PWS .NET framework Generic Malware PE File .NET EXE PE32 DLL OS Processor Check
ScreenShot
Created 2021.06.24 23:32 Machine s1_win7_x6402
Filename NMemo1Setp.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
10
Behavior Score
11.2
ZERO API file : clean
VT API (file)
md5 f12aa4983f77ed85b3a618f7656807c2
sha256 5db1d9e50f0e0e0ba0b15920e65a1b9e3b61bcc03d5930870e0b226b600a72e2
ssdeep 3072:vuosgt5uZEnV79k7oPmfY44cQM2qGUhm:2orQEnV+oqxQTxU
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (29cnts)

Level Description
watch Appends a known CryptoMix ransomware file extension to files that have been encrypted
watch Attempts to access Bitcoin/ALTCoin wallets
watch Collects information about installed applications
watch Communicates with host for which no DNS query was performed
watch Harvests credentials from local FTP client softwares
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 Sends data using the HTTP POST Method
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 (12cnts)

Level Name Description Collection
danger Win32_Trojan_Gen_1_0904B0_Zero Win32 Trojan Emotet binaries (download)
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 IsDLL (no description) binaries (download)
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 (23cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://kanagannne.xyz/ RU LLC Digital Network 85.192.56.35 clean
https://iplogger.org/1SPHi7 DE Hetzner Online GmbH 88.99.66.31 clean
https://videoconvert-download38.xyz/?user=newpb1_6 US CLOUDFLARENET 104.21.42.63 clean
https://videoconvert-download38.xyz/?user=newpb1_5 US CLOUDFLARENET 104.21.42.63 clean
https://videoconvert-download38.xyz/?user=newpb1_4 US CLOUDFLARENET 104.21.42.63 clean
https://videoconvert-download38.xyz/?user=newpb1_3 US CLOUDFLARENET 104.21.42.63 clean
https://videoconvert-download38.xyz/?user=newpb1_2 US CLOUDFLARENET 104.21.42.63 clean
https://videoconvert-download38.xyz/?user=newpb1_1 US CLOUDFLARENET 104.21.42.63 clean
https://api.ip.sb/geoip US CLOUDFLARENET 104.26.12.31 clean
https://iplogger.org/1vpFz7 DE Hetzner Online GmbH 88.99.66.31 clean
https://pcfixmy-download-13.xyz/api.php?getusers US CLOUDFLARENET 172.67.222.237 clean
https://pcfixmy-download-13.xyz/ US CLOUDFLARENET 172.67.222.237 clean
https://pcfixmy-download-13.xyz/api.php US CLOUDFLARENET 172.67.222.237 clean
pcfixmy-download-13.xyz US CLOUDFLARENET 172.67.222.237 clean
kanagannne.xyz RU LLC Digital Network 85.192.56.35 clean
videoconvert-download38.xyz US CLOUDFLARENET 104.21.42.63 clean
api.ip.sb US CLOUDFLARENET 104.26.12.31 clean
iplogger.org DE Hetzner Online GmbH 88.99.66.31 mailcious
172.67.222.237 US CLOUDFLARENET 172.67.222.237 clean
104.26.12.31 US CLOUDFLARENET 104.26.12.31 clean
88.99.66.31 DE Hetzner Online GmbH 88.99.66.31 mailcious
85.192.56.35 RU LLC Digital Network 85.192.56.35 mailcious
104.21.42.63 US CLOUDFLARENET 104.21.42.63 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