ScreenShot
| Created | 2023.10.26 17:14 | Machine | s1_win7_x6403 |
| Filename | updates_installer.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
|
Behavior Score |
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| ZERO API | file : clean | ||
| VT API (file) | 34 detected (Common, malicious, high confidence, Artemis, Lumma, Stealerc, V1ez, Attribute, HighConfidence, Kryptik, AJQV, score, CLOUD, Generic Reputation PUA, Nekark, mbnee, LUMMASTEALER, YXDJYZ, GenericKD, Detected, ZgRAT, Znyonm, ABRisk, PCEM, LummaC2, unsafe, QQPass, QQRob, Gkjl, Static AI, Malicious PE, ZemsilF, @p1@amqpfGjO, CrypterX) | ||
| md5 | 898cb4fca84ad5e7009d15b2ec04f3a6 | ||
| sha256 | 9648c6034468d7ee150c2b9b2ce088c14793e1ddf235d596ce14ef754e7d1e9f | ||
| ssdeep | 98304:p72SKHgCLBlW127/vc+jrwZHBL39b90L0dTHCJtohyiN2VY:Z2SKHgCLBlmA/vcEoB79b9M08JWA29 | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (35cnts)
| Level | Description |
|---|---|
| danger | Executed a process and injected code into it |
| danger | File has been identified by 34 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 | Deletes executed files from disk |
| watch | Detects Virtual Machines through their custom firmware |
| 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 | Creates a suspicious process |
| notice | Creates executable files on the filesystem |
| notice | Drops a binary and executes it |
| notice | Drops an executable to the user AppData folder |
| 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 | Queries for potentially installed applications |
| notice | Repeatedly searches for a not-found process |
| 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 | Queries for the computername |
| info | This executable has a PDB path |
| info | Tries to locate where the browsers are installed |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (22cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| 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 | 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_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 | OS_Processor_Check_Zero | OS Processor Check | binaries (upload) |
| 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 (5cnts) ?
Suricata ids
ET MALWARE [ANY.RUN] Win32/Lumma Stealer Exfiltration
ET INFO TLS Handshake Failure
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET MALWARE [ANY.RUN] Win32/Lumma Stealer Check-In
ET INFO TLS Handshake Failure
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET MALWARE [ANY.RUN] Win32/Lumma Stealer Check-In
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