Analysis

  • max time kernel
    103s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-10-2024 13:34

General

  • Target

    17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbcN.exe

  • Size

    1.4MB

  • MD5

    cd5b0287327f34d60f7047aa9cddda80

  • SHA1

    b412fec2a9195489b627c1be056f676397a8de3b

  • SHA256

    17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbc

  • SHA512

    f9529f48f4a3b7590aa2a0ba0a0865e57b5b1cd2a2b90fe926709c670203b109c27e321d66a780626f394a84bc0de015ea28dee2d0eb2dc0b4717f1542f939cb

  • SSDEEP

    24576:DlO4qXuICC77dqfmi69RKZHgp5KmQ9+4b6Ul0:pO4qepfmi+RG1mQ8S6Y0

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.

  • 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 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
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbcN.exe
    "C:\Users\Admin\AppData\Local\Temp\17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbcN.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:3728
    • C:\Users\Admin\AppData\Local\Temp\3582-490\17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbcN.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbcN.exe"
      2⤵
      • Executes dropped EXE
      PID:4008

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\17ae7861146790d8cfd8d2195edadf1753b0a7fb241b1ae8991ff6d5c356bdbcN.exe

    Filesize

    1.4MB

    MD5

    406908eff7b6f99b913d4a6a7da21185

    SHA1

    2c30b92076423d2552b66cfec9d9da60989761aa

    SHA256

    3f15c55c3ffe2e3b6ad494b38e209cff0d3b6fc879f7d105bce3fc42ab49dc74

    SHA512

    f41fc17888871ecdd8dd688453cf78147ef6e04686cc369b661ea2829dd81bd781df8cc5e86f730a3253aec06a8fdd563016fdd7798a9b5f71e5f095b410dd00

  • memory/3728-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3728-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3728-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB