Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 21:38

General

  • Target

    420e0811e89a6fb36f829cd68ec9d44fb5e2ff8b2a5c0970cf0f94db88411ede.exe

  • Size

    58KB

  • MD5

    1b279bb71618661f62f5623fe1ffd8a0

  • SHA1

    9c7626bd5f2c6270fde7f4c9f64960174527641a

  • SHA256

    420e0811e89a6fb36f829cd68ec9d44fb5e2ff8b2a5c0970cf0f94db88411ede

  • SHA512

    9b842d77f73691d63adcb5cb62f0ff0f75c7b0474af78421a76b18f885095502325f1cc52cee53f3a3c9e350f296a1909598f108b91a37dfb56298b570315403

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFaz:CTWn1++PJHJXA/OsIZfzc3/Q8asUs0

Score
9/10

Malware Config

Signatures

  • Renames multiple (3497) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\420e0811e89a6fb36f829cd68ec9d44fb5e2ff8b2a5c0970cf0f94db88411ede.exe
    "C:\Users\Admin\AppData\Local\Temp\420e0811e89a6fb36f829cd68ec9d44fb5e2ff8b2a5c0970cf0f94db88411ede.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2248

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-481678230-3773327859-3495911762-1000\desktop.ini.tmp

    Filesize

    58KB

    MD5

    5433eeb01a9ee903a1bfc8f295e2e6b6

    SHA1

    75939d408823d7cffc7be4003507ac6dfb8d456d

    SHA256

    bb4bfad28c6d1f4afca3bd94d356a125d6a49f6411de60981af906ccb5c39abf

    SHA512

    8006ac72cee4d56ea3b8eb53de1617d3133155bd6056288a49f7d809b6f1d7ce859d7569834b3046d300df7530deeec6779b6bdfe5d5bd6d1d9f2534946bfab2

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    67KB

    MD5

    41c657b14aa9b7b83f58a8d867db5c53

    SHA1

    13b0b2bfe796047467a4f9027c7e19477b4b0b5d

    SHA256

    4d9aebd413cbf8c2af86b14c1b2fa77b919f974476f4b6546224c446ef2e5d33

    SHA512

    4e6ebe4d9ae6a96d76c9df74dffb82fb65a4577f59963c32d7a2088658dfb392d96b37886d0a986f9b0fac0920ba560ac326a732d0f390f70177c4d3d5a3356f

  • memory/2248-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2248-76-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB