Report - JoSetp.exe

Gen1 AsyncRAT backdoor PWS .NET framework BitCoin AntiDebug AntiVM PE File .NET EXE PE32 DLL OS Processor Check
ScreenShot
Created 2021.06.16 09:14 Machine s1_win7_x6402
Filename JoSetp.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
9
Behavior Score
18.4
ZERO API file : malware
VT API (file) 24 detected (malicious, high confidence, Artemis, Unsafe, Save, ZemsilF, jm0@aOOIHyg, Kryptik, Eldorado, Attribute, HighConfidence, GenKryptik, EWGN, Generic ML PUA, Confuser, Score, Wacatac, HeapOverride, MachineLearning, Anomalous, Static AI, Suspicious PE, susgen, confidence)
md5 ed59308f9e2b59ec4195a99788cee8ee
sha256 6ff9c8970fd7f82d4e1f448f9d9c32a7f8888eebc3a4a1a0c7c3f1d35965562a
ssdeep 1536:dHqqPmUWdlNl0U8j/loojDK0op44lK4OZJab7ugtKbudIZcqbzeS5sSD:d/Pm5TWhdxV6ePZAXugtmuWZcqnV3D
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (41cnts)

Level Description
danger Executed a process and injected code into it
warning File has been identified by 24 AntiVirus engines on VirusTotal as malicious
watch Allocates execute permission to another process indicative of possible code injection
watch Appends a known CryptoMix ransomware file extension to files that have been encrypted
watch Attempts to access Bitcoin/ALTCoin wallets
watch Code injection by writing an executable or DLL to the memory of another process
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
watch Manipulates memory of a non-child process indicative of process injection
watch Potential code injection by writing to the memory of another process
watch Resumed a suspended thread in a remote process potentially indicative of process injection
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
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 Executes one or more WMI queries
notice Executes one or more WMI queries which can be used to identify virtual machines
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 Potentially malicious URLs were found in the process memory dump
notice Queries for potentially installed applications
notice Sends data using the HTTP POST Method
notice Steals private information from local Internet browsers
notice Terminates another process
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Yara rule detected in process memory
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 Tries to locate where the browsers are installed
info Uses Windows APIs to generate a cryptographic key

Rules (20cnts)

Level Name Description Collection
danger Win32_Trojan_Gen_1_0904B0_Zero Win32 Trojan Emotet binaries (download)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
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)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info Virtual_currency_Zero Virtual currency memory
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (download)

Network (23cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://xalemiaind.xyz/ RU LLC Digital Network 85.192.56.35 clean
https://videoconvert-download12.xyz/api.php US CLOUDFLARENET 104.21.76.97 clean
https://videoconvert-download12.xyz/ US CLOUDFLARENET 104.21.76.97 clean
https://api.ip.sb/geoip US CLOUDFLARENET 172.67.75.172 clean
https://iplogger.org/1vyFz7 DE Hetzner Online GmbH 88.99.66.31 clean
https://iplogger.org/1p6br7 DE Hetzner Online GmbH 88.99.66.31 clean
https://videoconvert-download12.xyz/api.php?getusers US CLOUDFLARENET 104.21.76.97 clean
https://topnewsdesign.xyz/?user=bj2 US CLOUDFLARENET 172.67.206.72 1776 mailcious
https://topnewsdesign.xyz/?user=bj3 US CLOUDFLARENET 172.67.206.72 1776 mailcious
https://topnewsdesign.xyz/?user=bj1 US CLOUDFLARENET 172.67.206.72 1776 mailcious
https://topnewsdesign.xyz/?user=bj6 US CLOUDFLARENET 172.67.206.72 1776 mailcious
https://topnewsdesign.xyz/?user=bj4 US CLOUDFLARENET 172.67.206.72 1776 mailcious
https://topnewsdesign.xyz/?user=bj5 US CLOUDFLARENET 172.67.206.72 1776 mailcious
topnewsdesign.xyz US CLOUDFLARENET 104.21.69.75 mailcious
api.ip.sb US CLOUDFLARENET 104.26.13.31 clean
xalemiaind.xyz RU LLC Digital Network 85.192.56.35 clean
videoconvert-download12.xyz US CLOUDFLARENET 172.67.192.171 clean
iplogger.org DE Hetzner Online GmbH 88.99.66.31 mailcious
172.67.75.172 US CLOUDFLARENET 172.67.75.172 clean
172.67.206.72 US CLOUDFLARENET 172.67.206.72 clean
88.99.66.31 DE Hetzner Online GmbH 88.99.66.31 mailcious
104.21.76.97 US CLOUDFLARENET 104.21.76.97 clean
85.192.56.35 RU LLC Digital Network 85.192.56.35 clean

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



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