ScreenShot
| Created | 2023.10.16 11:12 | Machine | s1_win7_x6401 |
| Filename | RBY2.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
|
Behavior Score |
|
| ZERO API | file : clean | ||
| VT API (file) | 59 detected (Common, Upatre, Zusy, IGENERIC, FCID, Artemis, Tiny, Vfvp, malicious, Attribute, HighConfidence, high confidence, score, kccben, DropperX, Gencirc, jftmx, DownLoaderNET, R002C0XJ923, Static AI, Malicious PE, Detected, ai score=80, Wacatac, Znyonm, ABRisk, LPSU, ZemsilF, am0@amCu6ff, Marsilia, Pabin, unsafe, RnkBend, IPLogger, CLASSIC, XsM9+jL4paI, susgen, PossibleThreat, confidence, 100%) | ||
| md5 | d334fdbe7080a9e36d94001903199491 | ||
| sha256 | 20f0619336fb27994a740fb37794d83d027646bbf0d826d8b3542f042412a908 | ||
| ssdeep | 192:4ctzdkaK/n7bEbIn+qeDFcugX8P6J8stYcFwVc03KY:4y+p7bEbIn+rgX8yJptYcFwVc03K | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (23cnts)
| Level | Description |
|---|---|
| danger | File has been identified by 59 AntiVirus engines on VirusTotal as malicious |
| watch | Attempts to identify installed AV products by installation directory |
| watch | Communicates with host for which no DNS query was performed |
| watch | Installs itself for autorun at Windows startup |
| watch | Uses suspicious command line tools or Windows utilities |
| notice | A process created a hidden window |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks adapter addresses which can be used to detect virtual network interfaces |
| 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 | Resolves a suspicious Top Level Domain (TLD) |
| notice | Sends data using the HTTP POST Method |
| notice | Uses Windows utilities for basic Windows functionality |
| 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 | Command line console output was observed |
| info | Queries for the computername |
Rules (15cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
| watch | Antivirus | Contains references to security software | binaries (download) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | Malicious_Packer_Zero | Malicious Packer | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (upload) |
| 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 | IsPE64 | (no description) | binaries (download) |
| info | JPEG_Format_Zero | JPEG Format | binaries (download) |
| 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) |
Network (38cnts) ?
Suricata ids
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO TLS Handshake Failure
ET DNS Query for .su TLD (Soviet Union) Often Malware Related
ET INFO Executable Download from dotted-quad Host
ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
ET INFO Packed Executable Download
ET POLICY PE EXE or DLL Windows file download HTTP
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
ET DNS Query to a *.top domain - Likely Hostile
ET HUNTING SUSPICIOUS Firesale gTLD EXE DL with no Referer June 13 2016
ET INFO HTTP Request to a *.top domain
ET HUNTING Request to .TOP Domain with Minimal Headers
ET COINMINER CoinMiner Domain in DNS Lookup (pool .hashvault .pro)
ET HUNTING Possible EXE Download From Suspicious TLD
ET MALWARE Amadey CnC Check-In
ET MALWARE Win32/Amadey Bot Activity (POST) M2
ET MALWARE Amadey Bot Activity (POST) M1
ET INFO TLS Handshake Failure
ET DNS Query for .su TLD (Soviet Union) Often Malware Related
ET INFO Executable Download from dotted-quad Host
ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
ET INFO Packed Executable Download
ET POLICY PE EXE or DLL Windows file download HTTP
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
ET DNS Query to a *.top domain - Likely Hostile
ET HUNTING SUSPICIOUS Firesale gTLD EXE DL with no Referer June 13 2016
ET INFO HTTP Request to a *.top domain
ET HUNTING Request to .TOP Domain with Minimal Headers
ET COINMINER CoinMiner Domain in DNS Lookup (pool .hashvault .pro)
ET HUNTING Possible EXE Download From Suspicious TLD
ET MALWARE Amadey CnC Check-In
ET MALWARE Win32/Amadey Bot Activity (POST) M2
ET MALWARE Amadey Bot Activity (POST) M1
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