ScreenShot
| Created | 2022.07.28 09:28 | Machine | s1_win7_x6403 |
| Filename | scrss.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
|
Behavior Score |
|
| ZERO API | file : malware | ||
| VT API (file) | 51 detected (AIDetectNet, GenericKD, Unsafe, Kryptik, Vou3, ali2000016, Eldorado, Malcode, gdn34, malicious, high confidence, GenKryptik, FXYX, SnakeLogger, PWSX, Lkxo, PackedNET, score, Static AI, Malicious PE, MortyStealer, rrsau, kcloud, Sabsik, Woreflint, Generic PWS, ai score=98, HeapOverride, R002H07GQ22, MSIL@AI, Awc8AqtGvI36Z3q, n5kJZA, FormBook, susgen, FVXS, ZemsilF, m0@ayPoQMd, RnkBend, confidence, 100%) | ||
| md5 | 3974f1aac0c9b865dba7d775ade14aac | ||
| sha256 | 27911c4af8f6e031cca41f65ad2fb8793c4e07649e0d3c0d92d64b5e5fe9d816 | ||
| ssdeep | 12288:4/fmpw4UZvaVJ9ZzxUaeiGJ8Iy2TiGrSXvt/EIZ0QASHqYrFkRidLyYLxGsl2hHo:zw4UZvybcv8vUyASHrZDWWYPhZGxQmH | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (27cnts)
| Level | Description |
|---|---|
| danger | File has been identified by 51 AntiVirus engines on VirusTotal as malicious |
| danger | Executed a process and injected code into it |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Attempts to remove evidence of file being downloaded from the Internet |
| watch | Code injection by writing an executable or DLL to the memory of another process |
| watch | Communicates with host for which no DNS query was performed |
| watch | Harvests credentials from local email clients |
| watch | Manipulates memory of a non-child process indicative of process injection |
| 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 | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| notice | Executes one or more WMI queries |
| notice | One or more potentially interesting buffers were extracted |
| 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 | 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 | Queries for the computername |
| info | Tries to locate where the browsers are installed |
Rules (23cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| danger | NPKI_Zero | File included NPKI | binaries (download) |
| warning | infoStealer_emailClients_Zero | email clients info stealer | memory |
| watch | Network_Downloader | File Downloader | memory |
| watch | Win32_Trojan_PWS_Net_1_Zero | Win32 Trojan PWS .NET Azorult | binaries (upload) |
| notice | Code_injection | Code injection with CreateRemoteThread in a remote process | memory |
| notice | Escalate_priviledges | Escalate priviledges | memory |
| notice | Generic_PWS_Memory_Zero | PWS Memory | memory |
| notice | KeyLogger | Run a KeyLogger | memory |
| notice | Network_DNS | Communications use DNS | memory |
| notice | Network_TCP_Socket | Communications over RAW Socket | memory |
| notice | Persistence | Install itself for autorun at Windows startup | 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_EXE | (no description) | binaries (upload) |
| info | IsPE32 | (no description) | binaries (upload) |
| 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 |
PE API
IAT(Import Address Table) Library
mscoree.dll
0x402000 _CorExeMain
EAT(Export Address Table) is none
mscoree.dll
0x402000 _CorExeMain
EAT(Export Address Table) is none