Report - random.exe

Themida ILProtector Packer UPX Malicious Library Antivirus DGA Http API ScreenShot HTTP Code injection Internet API KeyLogger Anti_VM AntiDebug AntiVM PE File PE32 .NET EXE GIF Format Lnk Format DLL .NET DLL
ScreenShot
Created 2025.02.12 13:23 Machine s1_win7_x6403
Filename random.exe
Type PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
AI Score
6
Behavior Score
15.4
ZERO API file : malware
VT API (file) 31 detected (Malicious, score, zusy, Unsafe, confidence, Attribute, HighConfidence, high confidence, Themida, AGEN, high, Generic ML PUA, Static AI, Malicious PE, Detected, Wacatac, Probably Heur, ExeHeaderL, Bdhl, susgen)
md5 580d01da779f9d2c14ffa548ea4da16e
sha256 331135350bbc1edcbc92cb10aa3d285ea0df48fda73d9838c1a6e9947485dd93
ssdeep 98304:Q9pmQDzZAhYAtNDrp6mEj7XPBPiwULkpBUpeStt3499o:u9ZAhLrDCXP6wU0e3499
imphash 2eabe9054cad5152567f0699947a2c5b
impfuzzy 3:sBv:A
  Network IP location

Signature (31cnts)

Level Description
danger Executed a process and injected code into it
danger File has been identified by 31 AntiVirus engines on VirusTotal as malicious
watch Allocates execute permission to another process indicative of possible code injection
watch An executable file was downloaded by the process acrord32.exe
watch Checks for the presence of known devices from debuggers and forensic tools
watch Checks for the presence of known windows from debuggers and forensic tools
watch Checks the version of Bios
watch Communicates with host for which no DNS query was performed
watch Detects the presence of Wine emulator
watch Detects VMWare through the in instruction feature
watch Looks for the Windows Idle Time to determine the uptime
watch Network activity contains more than one unique useragent
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 Allocates read-write-execute memory (usually to unpack itself)
notice Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time)
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates a shortcut to an executable file
notice Creates executable files on the filesystem
notice Drops an executable to the user AppData folder
notice Expresses interest in specific running processes
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 the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Yara rule detected in process memory
info Checks if process is being debugged by a debugger
info One or more processes crashed
info The executable contains unknown PE section names indicative of a packer (could be a false positive)

Rules (32cnts)

Level Name Description Collection
warning ILProtector_Packer ILProtector Packer binaries (download)
warning themida_packer themida packer binaries (upload)
watch Antivirus Contains references to security software binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
notice anti_vm_detect Possibly employs anti-virtualization techniques binaries (upload)
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice KeyLogger Run a KeyLogger memory
notice Network_DGA Communication using DGA memory
notice Network_HTTP Communications over HTTP memory
notice ScreenShot Take ScreenShot memory
notice Str_Win32_Http_API Match Windows Http API call memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
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_DLL (no description) binaries (download)
info Is_DotNET_EXE (no description) binaries (download)
info IsDLL (no description) binaries (download)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info lnk_file_format Microsoft Windows Shortcut File Format binaries (download)
info Lnk_Format_Zero LNK Format 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 win_hook Affect hook table memory

Network (6cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://185.156.73.73/ycl RU Chelyshev Sergej Aleksandrovich 185.156.73.73 clean
http://185.156.73.73/info RU Chelyshev Sergej Aleksandrovich 185.156.73.73 clean
http://185.156.73.73/update RU Chelyshev Sergej Aleksandrovich 185.156.73.73 clean
http://185.156.73.73/service RU Chelyshev Sergej Aleksandrovich 185.156.73.73 clean
http://185.156.73.73/success?substr=mixtwo&s=three&sub=non RU Chelyshev Sergej Aleksandrovich 185.156.73.73 clean
185.156.73.73 RU Chelyshev Sergej Aleksandrovich 185.156.73.73 clean

Suricata ids

PE API

IAT(Import Address Table) Library

kernel32.dll
 0xa34032 lstrcpy

EAT(Export Address Table) is none



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