Report - 1

Downloader UPX PE32 PE File
ScreenShot
Created 2023.11.11 16:22 Machine s1_win7_x6401
Filename 1
Type PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
AI Score
7
Behavior Score
1.8
ZERO API file : clean
VT API (file)
md5 f4b77b243a4034e1e5ea5b673605396f
sha256 1d423062b2fd8a91866993fde1fd658ac1283419f3dea3eb83abc33c706aec4a
ssdeep 12288:4NrhTLpMP+R+QDCfA832AtBYmz6af0F7Z1QVj7j/:4thTiP+ffCfB5Lf0F7Z1E7j/
imphash 91c9c82d5da6c673b4454be0c166d822
impfuzzy 12:VA/DzqYOZxIBy21TAmgOtHSXIThdZ4CMXu/:V0DBauDuOtHSXGJWy
  Network IP location

Signature (5cnts)

Level Description
watch Communicates with host for which no DNS query was performed
notice The binary likely contains encrypted or compressed data indicative of a packer
notice The executable is compressed using UPX
info Checks amount of memory in system
info One or more processes crashed

Rules (4cnts)

Level Name Description Collection
watch Network_Downloader File Downloader binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (1cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
202.79.172.222 SG BGPNET Global ASN 202.79.172.222 malware

Suricata ids

PE API

IAT(Import Address Table) Library

KERNEL32.DLL
 0x55768c LoadLibraryA
 0x557690 GetProcAddress
 0x557694 VirtualProtect
 0x557698 VirtualAlloc
 0x55769c VirtualFree
 0x5576a0 ExitProcess
ADVAPI32.dll
 0x5576a8 FreeSid
COMCTL32.dll
 0x5576b0 None
comdlg32.dll
 0x5576b8 GetFileTitleA
GDI32.dll
 0x5576c0 SaveDC
NETAPI32.dll
 0x5576c8 Netbios
ole32.dll
 0x5576d0 CoInitialize
OLEAUT32.dll
 0x5576d8 RegisterTypeLib
oledlg.dll
 0x5576e0 None
OLEPRO32.DLL
 0x5576e8 None
SHELL32.dll
 0x5576f0 DragFinish
urlmon.dll
 0x5576f8 URLDownloadToFileA
USER32.dll
 0x557700 GetDC
VERSION.dll
 0x557708 VerQueryValueA
WININET.dll
 0x557710 FtpOpenFileA
WINMM.dll
 0x557718 timeGetTime
WINSPOOL.DRV
 0x557720 OpenPrinterA

EAT(Export Address Table) is none



Similarity measure (PE file only) - Checking for service failure