Report - os.exe

RAT Gen1 Emotet Gen2 Generic Malware Malicious Library UPX Admin Tool (Sysinternals etc ...) Malicious Packer Anti_VM OS Processor Check .NET EXE PE File PE32 DLL PE64
ScreenShot
Created 2023.03.06 17:56 Machine s1_win7_x6401
Filename os.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score Not founds Behavior Score
3.4
ZERO API file : malware
VT API (file) 27 detected (MSILZilla, Save, malicious, Attribute, HighConfidence, high confidence, FileRepMalware, Misc, Generic@AI, RDML, oc5w8lEsWjMrq48bNz86dw, high, score, Generic ML PUA, Static AI, Malicious PE, Sabsik, ai score=85, unsafe, ZemsilF, @p0@aOEZSr, confidence, 100%)
md5 a18b95c829a40237ff0e7fc93aeb641b
sha256 eb9445e9be4d04ce2f6248e43d0cd912b157ca36ee8da123430f94d8609c219b
ssdeep 196608:bLF3ZyqzxbAQvaNJm3AqowejuJDUX47dwdW0tnFwB2nT7vYPJSuI2wlH:nFJyyxy/m3poaUX47d4VnNHeU
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (9cnts)

Level Description
warning File has been identified by 27 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
notice Creates executable files on the filesystem
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
notice The binary likely contains encrypted or compressed data indicative of a packer
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info This executable has a PDB path

Rules (22cnts)

Level Name Description Collection
danger Win32_Trojan_Emotet_1_Zero Win32 Trojan Emotet binaries (download)
danger Win32_Trojan_Emotet_2_Zero Win32 Trojan Emotet binaries (download)
danger Win32_Trojan_Gen_1_0904B0_Zero Win32 Trojan Emotet binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
notice anti_vm_detect Possibly employs anti-virtualization techniques binaries (download)
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 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 Win32_Trojan_Gen_2_0904B0_Zero Win32 Trojan Gen binaries (download)
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

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