Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 04:56

General

  • Target

    dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe

  • Size

    79KB

  • MD5

    40b36edd9639c2b9edd6f51fb4840916

  • SHA1

    0f2b334117cd6402213d6f717ea7c095151c0613

  • SHA256

    dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7

  • SHA512

    6ca34e47b5c5f346e69fe8a4650ff9188993ee684e5aa65aea090cbffef6837f89c4d65fbe4fe28739ab75a99a8b3dcb2fc446081df0f6c5a00c5c714b2b42da

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxFy5gfcL5y5gfcLUlGi0XlGi0M:fnyiQSoXqeaqeUlGi0XlGi0M

Score
9/10

Malware Config

Signatures

  • Renames multiple (3764) files with added filename extension

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

  • UPX dump on OEP (original entry point) 4 IoCs
  • 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\dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe
    "C:\Users\Admin\AppData\Local\Temp\dd52ef1cd0dca7500d13ac51992f09d6ef48d18dc8a0c0bac805811ec71c48f7.exe"
    1⤵
    • Drops file in Program Files directory
    PID:992

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

    79KB

    MD5

    56e55093069450ed28cf9d9b371bd2b0

    SHA1

    a8e76417e522a5968d0a66d24a5f4f3fbd042378

    SHA256

    f4c9302f318d19e5ac97cadeff4a273d53fb7168a780251277805fcf9b1a41f8

    SHA512

    c4fc6ce0f14fbe3d33badd0d7c86dc20c678410101a86422842831513008fa36a6e8c89151720c43b172ce38d6f033b306eb47e68553c2ca8e7569d1feec9c59

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

    88KB

    MD5

    1b0b687a575ef8c2b91c322368458a9c

    SHA1

    1ef9673217fe2cf058a335371ee60151faeb16a9

    SHA256

    2dcf44b887ce026b385957029bfff22115c96024acfb90edb199697dc92a8ef0

    SHA512

    49db9fa285f20dac3ab2d04b9c5e16c177c6ef46d09970b0ae4152fd16238e4b2edc5813def9db1b983f795eda0a1ca1b252bde783fa82baa32a4b162c578ae5

  • memory/992-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/992-666-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB