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
    25-05-2024 22:40

General

  • Target

    691a0a5b5dc9446e306b70eee837ac132734a964dccc6fb0ae196528d9b63c9e.exe

  • Size

    124KB

  • MD5

    32b4b4543f9707eeea3a30cfb6a6b6d1

  • SHA1

    d67ebe9c9a0979c9346a9e23ca8e0d9bb212d927

  • SHA256

    691a0a5b5dc9446e306b70eee837ac132734a964dccc6fb0ae196528d9b63c9e

  • SHA512

    1be2d2bf2133f8d6e97e130e4d959e45a9ffeb44d581570e62f07def60858e49c8ca308720b637ef3f9587aa267fe688bbde712534d17964be3a9448c0831901

  • SSDEEP

    1536:67Zf/FAlsM1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqxtdSCz:+nymCAIuZAIuYSMjoqtMHfhfC

Score
9/10

Malware Config

Signatures

  • Renames multiple (3430) 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\691a0a5b5dc9446e306b70eee837ac132734a964dccc6fb0ae196528d9b63c9e.exe
    "C:\Users\Admin\AppData\Local\Temp\691a0a5b5dc9446e306b70eee837ac132734a964dccc6fb0ae196528d9b63c9e.exe"
    1⤵
    • Drops file in Program Files directory
    PID:3000

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-481678230-3773327859-3495911762-1000\desktop.ini.tmp
    Filesize

    124KB

    MD5

    fff34c3a14b85dd56e0ef7fc3ec6853c

    SHA1

    02b2d8e8d67517bd8ebda04ccf5f2a736026737b

    SHA256

    22384ed31e4f96c1fe0341d0035a1878f8473696e4aee2ba048cda33601ea5c4

    SHA512

    a7031d80587505f6476e113eaf74b3f35282b89496833069a6055cb68ab798a8896b3a0e9fc892e925e38ce430d73fd66d3238989fb4b25cc07dc311d7bf268d

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

    133KB

    MD5

    3036f55a9af2e2c1726801b46b83799d

    SHA1

    ed0e6330279428561ea1af84d9570f663a2ae646

    SHA256

    c85f6a92a0df2d66119b7b14dc6f8d9dacfb39c165ab9ba38715938f403f2f22

    SHA512

    8cc97f661bc11f32b1de2344894a7903f45248a1cd2d4e2a23e975cb0538a471ada5864c548ecc46299face3dd80b4cfee6e088e991742495e6d3e1aac9c1b01

  • memory/3000-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/3000-618-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB