ScreenShot
| Created | 2024.09.30 11:25 | Machine | s1_win7_x6403 |
| Filename | 66f6b6b7f2ec8_intro.exe | ||
| Type | PE32 executable (GUI) Intel 80386, for MS Windows | ||
| AI Score |
|
Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 46 detected (AIDetectMalware, Miner, Malicious, score, GenericKDZ, Unsafe, Save, confidence, 100%, Attribute, HighConfidence, high confidence, Themida, TrojanX, CLOUD, Real Protect, high, Stealc, Static AI, Malicious PE, Detected, HeurC, KVMH008, Wacatac, R668215, Artemis, PasswordStealer, Chgt, Probably Heur, ExeHeaderL, Lcnw, susgen, B9nj) | ||
| md5 | 73ce03e3c27ea3475814c6dbad0cdccb | ||
| sha256 | f317d011efe739b606b000bb981466f81e14fe2b600f3dd72bbd2b16c881bbbc | ||
| ssdeep | 49152:44hapWUK36D5SDj8OyySXwqAKtsJpEzMk:446WUpD5hySXHAzEZ | ||
| imphash | 2eabe9054cad5152567f0699947a2c5b | ||
| impfuzzy | 3:sBv:A | ||
Network IP location
Signature (34cnts)
| Level | Description |
|---|---|
| danger | File has been identified by 46 AntiVirus engines on VirusTotal as malicious |
| 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 CPU name from registry |
| watch | Checks the version of Bios |
| watch | Collects information about installed applications |
| watch | Communicates with host for which no DNS query was performed |
| watch | Detects VMWare through the in instruction feature |
| watch | Harvests credentials from local email clients |
| watch | Harvests credentials from local FTP client softwares |
| watch | Resumed a suspended thread in a remote process potentially indicative of process injection |
| notice | A process created a hidden window |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | An executable file was downloaded by the process 66f6b6b7f2ec8_intro.exe |
| notice | Creates a suspicious process |
| 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 | Performs some HTTP requests |
| notice | Queries for potentially installed applications |
| notice | Searches running processes potentially to identify processes for sandbox evasion |
| 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 |
| notice | Uses Windows utilities for basic Windows functionality |
| 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 | Command line console output was observed |
| 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 |
Rules (24cnts)
| 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 | themida_packer | themida packer | binaries (download) |
| warning | themida_packer | themida packer | binaries (upload) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | Malicious_Packer_Zero | Malicious Packer | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (download) |
| notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (upload) |
| info | anti_dbg | Checks if being debugged | memory |
| info | DebuggerCheck__GlobalFlags | (no description) | memory |
| info | DebuggerCheck__QueryInfo | (no description) | memory |
| info | DebuggerException__SetConsoleCtrl | (no description) | memory |
| info | DebuggerHiding__Active | (no description) | memory |
| info | DebuggerHiding__Thread | (no description) | memory |
| info | disable_dep | Bypass DEP | memory |
| 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 |
Network (10cnts) ?
Suricata ids
ET DROP Spamhaus DROP Listed Traffic Inbound group 32
ET MALWARE [SEKOIA.IO] Win32/Stealc C2 Check-in
ET MALWARE Win32/Stealc Requesting browsers Config from C2
ET MALWARE Win32/Stealc Active C2 Responding with browsers Config M1
ET MALWARE Win32/Stealc Requesting plugins Config from C2
ET MALWARE Win32/Stealc/Vidar Stealer Active C2 Responding with plugins Config M1
ET MALWARE Win32/Stealc Submitting System Information to C2
ET INFO Dotted Quad Host DLL Request
ET HUNTING HTTP GET Request for sqlite3.dll - Possible Infostealer Activity
ET POLICY PE EXE or DLL Windows file download HTTP
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET HUNTING HTTP GET Request for freebl3.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for mozglue.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for nss3.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for softokn3.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for vcruntime140.dll - Possible Infostealer Activity
ET MALWARE [SEKOIA.IO] Win32/Stealc C2 Check-in
ET MALWARE Win32/Stealc Requesting browsers Config from C2
ET MALWARE Win32/Stealc Active C2 Responding with browsers Config M1
ET MALWARE Win32/Stealc Requesting plugins Config from C2
ET MALWARE Win32/Stealc/Vidar Stealer Active C2 Responding with plugins Config M1
ET MALWARE Win32/Stealc Submitting System Information to C2
ET INFO Dotted Quad Host DLL Request
ET HUNTING HTTP GET Request for sqlite3.dll - Possible Infostealer Activity
ET POLICY PE EXE or DLL Windows file download HTTP
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET HUNTING HTTP GET Request for freebl3.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for mozglue.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for nss3.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for softokn3.dll - Possible Infostealer Activity
ET HUNTING HTTP GET Request for vcruntime140.dll - Possible Infostealer Activity
PE API
IAT(Import Address Table) Library
kernel32.dll
0x65d030 lstrcpy
EAT(Export Address Table) is none
kernel32.dll
0x65d030 lstrcpy
EAT(Export Address Table) is none