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Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/09/2024, 00:48

General

  • Target

    9bd03ef4f42b221c088ba161e7b947f0N.exe

  • Size

    29KB

  • MD5

    9bd03ef4f42b221c088ba161e7b947f0

  • SHA1

    893d809885bb6f355c4abeebc7a31876675883a4

  • SHA256

    8078f92f571daf0ca0cc20fd9f315ca11563fed89bccb3f7dca9f78fbf87c071

  • SHA512

    ecdea8e69fd2b6b62402d9f2f2461edc9e60211844382d16926ae9463f9e48bd664f2cc8518f5c45eae139a60487ec1108b1a1b4302c6fdf1e7ee4792882dcd7

  • SSDEEP

    768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATB/yNhPn0DPn0n33:CTW7JJZENTB/oP0DP0n33

Malware Config

Signatures

  • Renames multiple (4712) 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bd03ef4f42b221c088ba161e7b947f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\9bd03ef4f42b221c088ba161e7b947f0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:5048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp

    Filesize

    30KB

    MD5

    6cf12204ad4b97320a5178da4dbef191

    SHA1

    200f051aae4adc52a8ea0f73033d9d0381c3aa90

    SHA256

    92dfbcb050580f053855734fea62980baabc5b3e9055d197ce76833dfc82e9e4

    SHA512

    121b33596f76e110f0efe47d4dfe3c74c73ffbeea54c881cabd704e0fd75619f73e7ecf509deed7dfc9868924241dd807faf482ec6437572d32775c3e8a6a62e

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    129KB

    MD5

    bc631dfc5390a564f1d7b6fe33dd31de

    SHA1

    f704aa6b403df10789d0a7de562c180bd546c362

    SHA256

    002d6dc49a2469c47c2075f32b5b5dea02c06868f5c2c17a3772d286d356496a

    SHA512

    3b8db33a21356bdbebe680de6d8a6af33a1060cd5506cab01e6cb4f6f0274b9d56959ae38d1d2fd4c10b6b59bd9550ffbdc59bbf1a3a2a12115782fa73adb2ca

  • memory/5048-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/5048-932-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB