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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06/06/2024, 02:16

General

  • Target

    87b4cbb85b3bcccdc700b978814e151dab8982fe372dfe6667583c4fdf3f0863.exe

  • Size

    61KB

  • MD5

    7a0678b638fc1c748615944fd958801d

  • SHA1

    b2e9a00a8157f2ebf708aefe84a8e50d1283e725

  • SHA256

    87b4cbb85b3bcccdc700b978814e151dab8982fe372dfe6667583c4fdf3f0863

  • SHA512

    f388bdee6b548bb7d02efddcce781080014a930f515aa737bc99d14d802d6f2f17a7861cc75aca8fff2f9ca855fe72367a4f98124c8004ed8178e6804821ada0

  • SSDEEP

    768:W7BlphA7pARFbhvOsTKnKqtSpFCpF0YSiJgUpFpgFi101tlktRN8kgXZOXcvlkt1:W7ZhA7pApvOsOKjC0YSilpFpfkJOMinz

Score
9/10

Malware Config

Signatures

  • Renames multiple (3693) files with added filename extension

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87b4cbb85b3bcccdc700b978814e151dab8982fe372dfe6667583c4fdf3f0863.exe
    "C:\Users\Admin\AppData\Local\Temp\87b4cbb85b3bcccdc700b978814e151dab8982fe372dfe6667583c4fdf3f0863.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2740

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3452737119-3959686427-228443150-1000\desktop.ini.tmp

    Filesize

    61KB

    MD5

    3a3ffcc014c9c2863e9e37fdb67a9410

    SHA1

    4194f9e7f0f0738e08c311c5b0ae4ce7e9748d84

    SHA256

    0d02406b69185daf7cbeda5943084b91cbe38ec25719b2121d28147e7bd9c8a4

    SHA512

    0f603ee8483e80afdf148bc7bd85599cb8fdca37bcce346d98ed196f64d0e647f610c08f7a6eb387cbd5334aea804ccd2ecd01f27403296d9b4782e2141e9350

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

    Filesize

    70KB

    MD5

    8c90df9d922de5c5fae69200767674fa

    SHA1

    52b3d0ed2e194427ec1830a0d0e43dc5bb8ac9cd

    SHA256

    b64c92810fb4556aa87742da2dd188ff8b32b84afa7f6336b3e3b5bf90bca05e

    SHA512

    0cfd8b804a8208975ff467c0c3b012c38996972b2ce4ffec0a25484b12584c968a638d17ccad95c5c7984a8007cc204dff93cbbab711c4b24fa4e94b00b0d2fc