Report - up-do-dat-TRURNfy8CgzSgm9K.exe

njRAT North Korea Generic Malware UPX OS Processor Check .NET EXE PE32 PE File
ScreenShot
Created 2023.04.13 18:14 Machine s1_win7_x6403
Filename up-do-dat-TRURNfy8CgzSgm9K.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
10
Behavior Score
2.6
ZERO API file : clean
VT API (file) 49 detected (AIDetectNet, CSDI, malicious, high confidence, Barys, unsafe, Save, grayware, confidence, Wirzemro, ZemsilF, Fm0@a8K1Cui, ABRisk, FRPU, Attribute, HighConfidence, CsdiMonetize, score, AdwareX, Generic Reputation PUA, AGEN, WizzMonetize, Artemis, Static AI, Malicious PE, Detected, ai score=88, Bundler, GdSda, R002C0DD823, Twhl)
md5 f32b8def722876287f9424f3f3c41d2e
sha256 2ccb90a9fa5b043283533a40fe2e91c7618c5957625ce4328da1746b7bb6a434
ssdeep 6144:kEr4hfoYGarg5IFnzXu/7+QxDiM5snMvB0EmKLZPDvOBpqgOM0unDb7M:/arg+nE7hf3bvOBpXRg
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (6cnts)

Level Description
danger File has been identified by 49 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
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 One or more processes crashed

Rules (8cnts)

Level Name Description Collection
danger NorthKorea_Zero Maybe it's North Korea File binaries (upload)
danger Win_Backdoor_njRAT_1_Zero Win Backdoor njRAT binaries (upload)
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature 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