Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-04-2024 01:53

General

  • Target

    d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93.exe

  • Size

    320KB

  • MD5

    d18fb33b5b59f43ae624b219ba6dd038

  • SHA1

    2d3d1b2af5fa9b4fef38a57895088da916bf5d24

  • SHA256

    d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93

  • SHA512

    99149880f819e48ec6f22a24c83a4094f19d9e414c95135ab0cfb441b0f8643fa99f579fb70be18af7843883daa472bc4761e2e9e9cba18b4ef112718ba3cdb4

  • SSDEEP

    6144:k99bEPf4Qn65VGQgpYZPsIpSWZfX8po+AdZ:ZPQosVhgwPs1o3Z

Malware Config

Signatures

  • Detect Neshta payload 12 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 2 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).

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93.exe
    "C:\Users\Admin\AppData\Local\Temp\d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Users\Admin\AppData\Local\Temp\3582-490\d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93.exe"
      2⤵
      • Executes dropped EXE
      PID:4708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\d0720625c8b7afaef588aba48d8e9eb77b0757de4d2038c336e772a60dfdbc93.exe

    Filesize

    279KB

    MD5

    f70795c3658c544b52790864bbaf66a4

    SHA1

    b540774279616800a9e5c13c2309d86d7acec541

    SHA256

    319aed888052f0355cfa8a5874113aeac9fc7b7413555d3e7a5a7c39926268f9

    SHA512

    9c72e0c3610e329f2926c4df6b33ac4f4bf94c524d1c08c817a3648756e8293f400e7d2343b39f8e96f2a94abe00de43139df4bd01b2ffd31141f639a75f50d3

  • memory/228-103-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-100-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-102-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-83-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-104-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-105-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-106-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-107-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-108-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/228-111-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB