Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 22:57

General

  • Target

    6b4065b347368d3d12ad4ad65437089337a8b2212dcbb669c355b9b8764bf735.exe

  • Size

    195KB

  • MD5

    3c39e034ff26d403cdfccacea38acbf5

  • SHA1

    f45d2de958018c07688871efcc14ac37d25ebd46

  • SHA256

    6b4065b347368d3d12ad4ad65437089337a8b2212dcbb669c355b9b8764bf735

  • SHA512

    56dcd478f0e85ea78e3e5c0d04738866e1211c228692192c6abafea3f079ea8da6059b097c8f6f3608ebe0a990a917f5e381d0c9b1c422722a29b5b598a86ef3

  • SSDEEP

    1536:67Zf/FAlsM1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqxtdSCo:+nymCAIuZAIuYSMjoqtMHfhf4Y

Score
9/10

Malware Config

Signatures

  • Renames multiple (3231) 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\6b4065b347368d3d12ad4ad65437089337a8b2212dcbb669c355b9b8764bf735.exe
    "C:\Users\Admin\AppData\Local\Temp\6b4065b347368d3d12ad4ad65437089337a8b2212dcbb669c355b9b8764bf735.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2968

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2721934792-624042501-2768869379-1000\desktop.ini.tmp
    Filesize

    195KB

    MD5

    ebcf1c9c4978f99d98d3b1e725f9d0c6

    SHA1

    c8288309f870e971fd9da257d6b0df7575c25a9b

    SHA256

    30b3cfa61809c3ab932c64c40f449c80915e2af9b611227bc15cb29cd8339a69

    SHA512

    9a9f528d74c6ae6401cc4a5ad5bd4a7ac3d949cb695115d5bcb00f3d3bf0065992500e05543bf403160ffafe1520f0082f1e37e259cdb892950bc397a3050e44

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

    204KB

    MD5

    6e80fb801de71bff283c896676906100

    SHA1

    8d6464370a7f5a9c28d61549b3e8f2b6e7570a9b

    SHA256

    16b76e1c350ca6359aef3f85152d7fe56dface04cb6d6dcf5979ee8b421cee3e

    SHA512

    661e41636a54bd4adbc0687e33fab0090dc329d0ea560c0ef63b3778777179aed8ab1dc5f0b64f01c9554a5b2dfa22ed2873447416e0647e0202d7abe3d446d9

  • memory/2968-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2968-598-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB