Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2024, 05:39

General

  • Target

    fb8a613403f167633511a3b571c4d55b4d52e4d6f87d2dcb92236037c087963c.exe

  • Size

    117KB

  • MD5

    c6d30244c6fb68464fd8270ca1721169

  • SHA1

    cce719c7ee3b1dceca949780c36e06fbec3742ec

  • SHA256

    fb8a613403f167633511a3b571c4d55b4d52e4d6f87d2dcb92236037c087963c

  • SHA512

    edfa353995be2b6de0f89b114490dabada64b951d1948ab42fc2dede2f659173748cdbe2987dfec7151ad23e8a3eecee25da11a046a5ffb7022da2ade98e57bb

  • SSDEEP

    768:W7BlpQpARFbh2UM/zX1vqX1vLFB5W5pYJIJDYJIJOO6O2lpHiJOP25LqrH5HiJO/:W7ZQpApjIWe+eoO6O2lpiMZiMXB

Score
9/10

Malware Config

Signatures

  • Renames multiple (3442) 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\fb8a613403f167633511a3b571c4d55b4d52e4d6f87d2dcb92236037c087963c.exe
    "C:\Users\Admin\AppData\Local\Temp\fb8a613403f167633511a3b571c4d55b4d52e4d6f87d2dcb92236037c087963c.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp

    Filesize

    117KB

    MD5

    d04db0c3a2fde064639fc942b18dd578

    SHA1

    0b370d7ca29cea13fe0d9491ba063f60f8f3fd20

    SHA256

    ee7a6e2f8020098d2286be938fbddb02ceac71c964a6cad5ea91f6c65143d206

    SHA512

    4dabc296685124f35c3b8f675103b3bc002cf7fcb28d4d218350d2f187fb3535eb894a283473fdecb359df50f4ba261aeee3b4e2ef3a54db326959cb28883e12

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

    Filesize

    126KB

    MD5

    ca43699298de0ae2976b4ec19b6a275e

    SHA1

    8abbc6549916c2b710c464ca5145b907bd4f86aa

    SHA256

    5010cb99a1768afc6a51a619a7489a65113e6b472bcf7f38dd7dfc4628273890

    SHA512

    4406cbb71270449838ff6d4dd8f0158ede07d3ed9c7abbd4e9058e0b66fc2d8631fef91ccacd9fb41c2f4ec71fa846de9f02ea48c9e64f3762898848d44171c3