Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2025 08:35

General

  • Target

    d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526.exe

  • Size

    265KB

  • MD5

    8714075748bb14d6cee836ba57b7217a

  • SHA1

    02406e9322cf0b47c386695a19639c53682df972

  • SHA256

    d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526

  • SHA512

    f610ebe14dbbd6327609566d99683ca2f9dc69f566a06c580a56db0dd42bcf1019e61b9b17264874605de751c1ff459d1c157f80eb856f882f98beba4ec027d9

  • SSDEEP

    6144:k9fS3Tllv2z48vWjGmK1Mx+Y30crF2mem4yXUpel49kjJGaGSO5gnsMjdtm:FvKvWnwcrF2memTkpJkjJGaGKk

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.

  • Executes dropped EXE 1 IoCs
  • 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 2 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
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526.exe
    "C:\Users\Admin\AppData\Local\Temp\d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526.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
    • Suspicious use of WriteProcessMemory
    PID:984
    • C:\Users\Admin\AppData\Local\Temp\3582-490\d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1556

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\d14d0307d6666193dd81dd32175ef4273be7bbfa202125a832c999662ec8e526.exe

    Filesize

    225KB

    MD5

    de1f714c50f6e9a178ea210af417367e

    SHA1

    af79c68bd1da585a746abad9bb79849869c7d169

    SHA256

    c75feca4336348e07931216e9822f913c4b7f203e0c4ff962c80e1abfc565a54

    SHA512

    bcd59f52c49c7bea74a05ac803f7731d7cf99be3aa7cb1d3d52344a91dd9227fcfe3e58ca1882e50feeb30439f2c23f47d56178238630897bf8634038cd07aa7

  • memory/984-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/984-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/984-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB