Analysis

  • max time kernel
    151s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    15/10/2023, 15:17

General

  • Target

    NEAS.c75dc601410d1f0c19852ac933f892a5_JC.exe

  • Size

    203KB

  • MD5

    c75dc601410d1f0c19852ac933f892a5

  • SHA1

    84c1612ee2d607f724513cfbed59995479e105de

  • SHA256

    5a3a231490381c1be00d82947f154733d412fc4e58ae537b96da82bc6ad26f4d

  • SHA512

    d72d9e5b13e6f0a23dcc54254f06bfe8e4c3a107f16ff12c8d07101102cc303432a52c396cdaf2ad3e79313b55b83c6b0cca31f35991f9d1b3cd81de6f3599f0

  • SSDEEP

    6144:AonzOCNK0N0lIvRkKUAUACI1RNEdRSHla:Xn00NZla

Score
9/10

Malware Config

Signatures

  • Renames multiple (225) 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.c75dc601410d1f0c19852ac933f892a5_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.c75dc601410d1f0c19852ac933f892a5_JC.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2256

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-86725733-3001458681-3405935542-1000\desktop.ini.tmp

    Filesize

    204KB

    MD5

    476c03a51f6f634341b8baf6ede9d48b

    SHA1

    3bf87d81d830bcc5a326d4fa56b98f4f6ccf8c14

    SHA256

    c241575157df4ba237542f462ad1f1eb19359d38ed8009ad9f09a3ed54c41475

    SHA512

    d32e68c8a2b020105896336d4d69dd5993e8ce7d0429e317a212324ef85c0d048b2bb43ae4c4e61a5101cef434707a028544efd6845a4e088417dcd2e4e41445

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

    Filesize

    213KB

    MD5

    79c36bc57b62e544ce56422a6bdcacee

    SHA1

    b03b8e8db2f724dc64930e75d1356e94d4abaa83

    SHA256

    45174be170be1fb2109aca50718e92596210df4dc4d04766bd28c9c96dc78590

    SHA512

    9fdad191c9b9780f0ecf186fbceda9dba1615b9b1feb4abdef1190b62b5d0bb4077b5d351cf9e4a19c280be1f2dfd09c09ad322aef0af9e37f41632b9ad2f46f