ScreenShot
Created 2021.04.01 09:36 Machine s1_win7_x6401
Filename regasm.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
7
Behavior Score
13.0
ZERO API file : clean
VT API (file) 32 detected (malicious, high confidence, Ursu, Unsafe, Save, Kryptik, Eldorado, Malcode, gdn30, PackedNET, Artemis, Static AI, Suspicious PE, AgentTesla, score, ai score=86, HiddenTear, GenKryptik, EUER, ZemsilF, Gm0@a49dUCd, QVM03)
md5 bc69057557208d7533ae8a1892273b68
sha256 5eda4d8e1c09d096abc2f2697045cd0f2e683041996b375f511701deba3e73a4
ssdeep 6144:HtmD8djlxIjmCWM9V39VNYQZo5rsTBmyjrEQh223jPhubAMxwn+lDAA:HtmD8djl+jV/BBmQrLp3jZulw+dAA
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (28cnts)

Level Description
danger Executed a process and injected code into it
danger File has been identified by 32 AntiVirus engines on VirusTotal as malicious
watch Allocates execute permission to another process indicative of possible code injection
watch Code injection by writing an executable or DLL to the memory of another process
watch Harvests credentials from local email clients
watch Harvests credentials from local FTP client softwares
watch Harvests information related to installed instant messenger clients
watch Potential code injection by writing to the memory of another process
watch Putty Files
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 HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice Moves the original executable to a new location
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Potentially malicious URLs were found in the process memory dump
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 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
info Uses Windows APIs to generate a cryptographic key

Rules (9cnts)

Level Name Description Collection
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature Zero binaries (upload)
info IsNET_EXE (no description) binaries (upload)
info IsPacked Entropy Check binaries (upload)
info IsWindowsGUI (no description) binaries (upload)
info network_dns Communications use DNS memory
info network_tcp_listen Listen for incoming communication memory
info network_tcp_socket Communications over RAW socket memory
info win_files_operation Affect private profile memory

Network (3cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://msslrsa-motherson.com/coco/coco4/fre.php NL SpectraIP B.V. 45.14.227.145 clean
msslrsa-motherson.com LV SIA IT Services 185.209.1.109 clean
185.209.1.109 LV SIA IT Services 185.209.1.109 clean

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