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Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/01/2025, 17:30

General

  • Target

    904ca774c9dffe01ac38d8dffd586f23cc328cee5df61fd781db66216cd309fa.exe

  • Size

    768KB

  • MD5

    d3b30b92c0bedd36f68a9a0e67609ad1

  • SHA1

    dd5c5cdff13246b9895f2deb8bab692c9d62d2d7

  • SHA256

    904ca774c9dffe01ac38d8dffd586f23cc328cee5df61fd781db66216cd309fa

  • SHA512

    ff56b92df49ae3241c4252417cff54d1bcf33a562282b24bfa59b14ec51a8662a717bce2f78fddfd32406fcda7024e0e61a7310fbe180676444cd2307533384b

  • SSDEEP

    12288:NmLFp75ghQnzVda05hfngWjtniYzoZlYs6ETPHEXB+w4YKY:c8QnHfnf3gYKY

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\904ca774c9dffe01ac38d8dffd586f23cc328cee5df61fd781db66216cd309fa.exe
    "C:\Users\Admin\AppData\Local\Temp\904ca774c9dffe01ac38d8dffd586f23cc328cee5df61fd781db66216cd309fa.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:1288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\904ca774c9dffe01ac38d8dffd586f23cc328cee5df61fd781db66216cd309fa.exe

    Filesize

    727KB

    MD5

    9a1d9b4431ef3b89e56f807c8c045d43

    SHA1

    26ce8b7e07560275195d87fa6dda53a51e4002a8

    SHA256

    641d5faafe8da19c314a780e4ffe40c54079b4724bedd22b9e90f902c50fe718

    SHA512

    0a0b026e7fd222d32d554995b2b31ac45e249007ebe40fb8e0f6a69c5ba650be8857662adec7704b70d4745f4852fd6e19d12d55c72f89d7c58aa0d19dfa2607

  • memory/1288-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1288-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1288-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB