Report - VZR.exe

Google Chrome User Data browser info stealer
ScreenShot
Created 2021.03.23 17:59 Machine s1_win7_x6401
Filename VZR.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
7
Behavior Score
10.6
ZERO API file : clean
VT API (file) 17 detected (malicious, high confidence, Unsafe, Save, confidence, Malcode, gdn30, Static AI, Malicious PE, Wacatac, score, ZemsilF, 4m0@aC9X40, QVM03)
md5 fc7c1d93d598a03632552cb838f466e1
sha256 9f977518ca7bee2b5930d2865dfd5bef35fe73a4f4bf63b8c4c000f81f749e37
ssdeep 24576:UmI80fT0pgvSkGwUHa4LoDk+tg+Pj0AiJE:3WT0pO3vnPj0AiJE
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (20cnts)

Level Description
danger The process wscript.exe wrote an executable file to disk which it then attempted to execute
danger Executed a process and injected code into it
watch Allocates execute permission to another process indicative of possible code injection
watch File has been identified by 17 AntiVirus engines on VirusTotal as malicious
watch Installs itself for autorun at Windows startup
watch One or more non-whitelisted processes were created
watch One or more of the buffers contains an embedded PE file
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 Creates a suspicious process
notice Creates executable files on the filesystem
notice Drops a binary and executes it
notice One or more potentially interesting buffers were extracted
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

Rules (32cnts)

Level Name Description Collection
warning infoStealer_browser_Zero browser info stealer memory
watch Chrome_User_Data_Check_Zero Google Chrome User Data Check 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 IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature Zero binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory
info create_service Create a windows service memory
info cred_ff Steal Firefox credential memory
info escalate_priv Escalade priviledges memory
info inject_thread Code injection with CreateRemoteThread in a remote process memory
info IsNET_EXE (no description) binaries (upload)
info IsPacked Entropy Check binaries (upload)
info IsWindowsGUI (no description) binaries (upload)
info keylogger Run a keylogger memory
info network_dropper File downloader/dropper memory
info network_tcp_listen Listen for incoming communication memory
info network_tcp_socket Communications over RAW socket memory
info sniff_audio Record Audio memory
info Str_Win32_Wininet_Library Match Windows Inet API library declaration memory
info Str_Win32_Winsock2_Library Match Winsock 2 API library declaration memory
info win_files_operation Affect private profile memory
info win_mutex Create or check mutex memory
info win_registry Affect system registries memory
info win_token Affect system token memory

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

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