Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    02/11/2023, 16:50

General

  • Target

    NEAS.d383cfdb4fd95f1c32b384c8641b6000.exe

  • Size

    68KB

  • MD5

    d383cfdb4fd95f1c32b384c8641b6000

  • SHA1

    1108d223e260fb00c18dc23f44eee3b5ed913c2e

  • SHA256

    874f05b8f6f1003b1c819f1d48104337f830a713bb6e1c8cc89602826a162a72

  • SHA512

    86fbd7053d117a0ba13908a90d1fccdffb10d1fbb7437566362d8c079a7c95746d7fc1b05c32e922765d09c736bf2bd093e51535d13aa413af6865275c8cb5ca

  • SSDEEP

    1536:W7Z+pApfGQ3y3RWsryOFTcTSbyEmOTcTSbyEmG:6+WpArfTcTSWEmOTcTSWEmG

Score
9/10

Malware Config

Signatures

  • Renames multiple (318) 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.d383cfdb4fd95f1c32b384c8641b6000.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.d383cfdb4fd95f1c32b384c8641b6000.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1188

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2952504676-3105837840-1406404655-1000\desktop.ini.tmp

    Filesize

    69KB

    MD5

    f3fa1b1490bab100e9ceef7db74ac1c5

    SHA1

    e1c578065ee5b4c6706d28f5a318d27d2ec79075

    SHA256

    744160c80cfd849d72578f01ef45c49d00fd3a3023395bc3cf6a68ce3a0b0095

    SHA512

    7814b92209b6a548a309649bd1abd2ecbb3c466088ddd8a767a3bc97566a7ec49efa3a62b2cbb86a1893124f05fb910bd2188dd94f2d0f0ece0e53777c37a249

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

    Filesize

    78KB

    MD5

    e0ba9cfb25e4afc0c57eb6559d6e7544

    SHA1

    41dcfe6108e5722a221eaca2cb392f7d48db8e24

    SHA256

    38a7f881767479470915dd6b534f4776a4a60355919da29d95a82ff13f4eda89

    SHA512

    5dd36ebb31436fec6e87bdb2f46b3d7972ec336800382495c73c155993e0859c56b412e0eecc849c11ddaf9ec2746802136e7bdf2558d51864a8d97aaf6b3bc2