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Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    16/11/2023, 17:25

General

  • Target

    NEAS.56a86c4262ccc6da169aa85e665fec38.exe

  • Size

    206KB

  • MD5

    56a86c4262ccc6da169aa85e665fec38

  • SHA1

    5301f194c6f7afc6b29b05ee072678fd8f153d3d

  • SHA256

    ad3b432982f9f8e15602695e32ef7d4ba5d97d84c84f48cbd95cf018692ad121

  • SHA512

    7a7d9d9d3f138b5018c02555ad95d919eeeb635cb5c57bae37d1ea4cc98d5d437395a47d0acffac6b9e27a0a886ddd820dfa57265a002f97776f064a36d52c9b

  • SSDEEP

    768:W7BlphA7pARFbhKKVeIuKVeIaCgx+qsaCgx+qswPNPQP1zAP1zA:W7ZhA7pApaX0aX0wPNPQPOPK

Score
9/10

Malware Config

Signatures

  • Renames multiple (218) 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\NEAS.56a86c4262ccc6da169aa85e665fec38.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.56a86c4262ccc6da169aa85e665fec38.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2600

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1861898231-3446828954-4278112889-1000\desktop.ini.tmp

    Filesize

    207KB

    MD5

    a4f83993c366281296801bca0b82ef88

    SHA1

    c3b953e37dc1db3bdf45c7452b22779989387cc6

    SHA256

    d7e8b039a78c4f45075763bc18bc45e774ff10d5c71ad2d695799c2608ba8605

    SHA512

    44f379f2bef981cb0d25f9dcdacb803a8fec2a56116f5459c403de46ffd8142005010a23ac570201ceb67e2d6decf56eaede45d00f998de86b6933e62644eccc

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

    Filesize

    216KB

    MD5

    d63a40c3686cdbef01c50185411b8d29

    SHA1

    4d0ad2664097f4c7b828e4b78d78544b94e5d8bc

    SHA256

    d1c33e0621092bfde96e1e7c990c55cd96674d159d61d3975a91fc1b6ab46425

    SHA512

    dbeac0d0a02f710b278c3e129dd8fb61863fe8ecaf0201c68bd8253a8c923f79d6dd29e861faf6e955b256315197374fa6dd014d2b86c664d315e5857c1fa521