Analysis

  • max time kernel
    94s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 22:48

General

  • Target

    06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43N.exe

  • Size

    2.2MB

  • MD5

    8e08d75cb007f9bf71843718b30496e0

  • SHA1

    ebc787f3e90cd199ec169d0bc06e8dec966bdf86

  • SHA256

    06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43

  • SHA512

    884f0d3e011394e02c7ac0ac1afc786ab86153f3180b9aa6711e7b5750dfed5e62a8200b013c91fb1c74fe7f89c1087251a0aa4f6ccc37f72d65240f975abe4a

  • SSDEEP

    49152:9GNnYqLdMayBxQcpH+jiW/bHZAIJTiwyl:adspH/W/2l

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\06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43N.exe
    "C:\Users\Admin\AppData\Local\Temp\06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43N.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:1416
    • C:\Users\Admin\AppData\Local\Temp\3582-490\06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1576

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\06152dc1635a5cc81c60aa1287fe26b3903c7a6e40b48e53b8044774a52aab43N.exe

    Filesize

    2.1MB

    MD5

    362c9ed766811f11c347549629e2d88a

    SHA1

    6ca5bc5fbb818f26b5cb64eefe051a6a7ae8b31b

    SHA256

    b42a9bcc3f1f6ddd942aee4678e03ba09036c91068d1d8c15d50e9d813b9200c

    SHA512

    8c0f22a1adcb828d0380bdc368101731e150e4bf7a8f89f49791cc26aca990103ef3551b7d4ba2f5a961cdeace5ab8ef53c5a3f039ed5f493ff8afd1a788ed6a

  • memory/1416-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1416-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1416-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB