Analysis

  • max time kernel
    136s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-11-2022 17:27

General

  • Target

    2fdff166693228ab5851f84b35eb954f5d5f8b8604ca1a029383bd964576e014.exe

  • Size

    430KB

  • MD5

    0ef81180da6fd2ca1fad4c2c212f858f

  • SHA1

    6050e1efdb943cf2ab5336d3cf7775b83506682b

  • SHA256

    2fdff166693228ab5851f84b35eb954f5d5f8b8604ca1a029383bd964576e014

  • SHA512

    0bfd1c732a703272e1e8102932532ac7a51510f92dcbf8e09f55904e5aefc80d56324dbc32477c1f0d92c33b4357cc3fccece8ef7e59994e14da5037426702c8

  • SSDEEP

    6144:zbE/HUUVOnx7Uhyo0u1SjdCLzwKTf3Gbxzn2YyHgK/rFnMBuIjWNoo:zbQVlKgMd2bTf3GVogGnMIn

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2fdff166693228ab5851f84b35eb954f5d5f8b8604ca1a029383bd964576e014.exe
    "C:\Users\Admin\AppData\Local\Temp\2fdff166693228ab5851f84b35eb954f5d5f8b8604ca1a029383bd964576e014.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:4004

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nss8FF1.tmp\System.dll

    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

  • memory/4004-133-0x0000000002BD0000-0x0000000002CD1000-memory.dmp

    Filesize

    1.0MB

  • memory/4004-134-0x0000000002BD0000-0x0000000002CD1000-memory.dmp

    Filesize

    1.0MB