Analysis

  • max time kernel
    120s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-10-2024 02:28

General

  • Target

    4b95ebda59092a42e95e50a540ea5fefcfc6b25230ac51c04e19782527531f38N.exe

  • Size

    28KB

  • MD5

    02dd5bacd17404acfc41b55f47da1810

  • SHA1

    debd84a376f67d54b74d22b1d9dfefd3aff35f98

  • SHA256

    4b95ebda59092a42e95e50a540ea5fefcfc6b25230ac51c04e19782527531f38

  • SHA512

    2eceb0be5b6aefc227e1d2dd26de50f36da71cceaa255be8863abf959311d43cabd36be240aef01dd60e708bc9bf03d1e5d953dae1010d9d91275752a3ae9629

  • SSDEEP

    768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9Y96h3+:CTW7JJ7To

Malware Config

Signatures

  • Renames multiple (3461) 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\4b95ebda59092a42e95e50a540ea5fefcfc6b25230ac51c04e19782527531f38N.exe
    "C:\Users\Admin\AppData\Local\Temp\4b95ebda59092a42e95e50a540ea5fefcfc6b25230ac51c04e19782527531f38N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3063565911-2056067323-3330884624-1000\desktop.ini.tmp

    Filesize

    28KB

    MD5

    9dd06abbce9ec76161f428fffa4ac629

    SHA1

    0f3cc4b16d2c9c816ac941330fafe4b1936b5288

    SHA256

    da793a66a74d7faaf75c235c1bf757562a63ca06bca8ec60d086c90c0fc544c9

    SHA512

    dddd6c6b9f6cebdb4cdd831b98b9ae93a562249df19ba09262d5642ea3fd2ba7f461d827570eb87b0d79bdce0cdf1b7d1223ad3f552e80a2cce680d608364459

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

    Filesize

    37KB

    MD5

    e117610f2a08a605e0d9c0b0c312ddda

    SHA1

    1086ab571e4073274fa0cce40f751dd05679d0b7

    SHA256

    e5fdc8a187f484ffdd638cb2ce5655540efee48eb67388f30cf667f9b1fd2ee0

    SHA512

    b6261360dde4933068dca2a80b052a7930ed47a7f050bd4b6f4b3832fa597a665fe3dc8df3a1cddfcc1c8c36d96c64bc8006c524925c0b1c68c467ff3d3daf6e

  • memory/2424-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2424-72-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB