Analysis

  • max time kernel
    94s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 00:15

General

  • Target

    e571385a4311e5cf965252ad4d20831113b5ce9f6e55544c91218eb77e860393.exe

  • Size

    2.0MB

  • MD5

    4aa040b72b62423ee7de3f879ca7438a

  • SHA1

    66b51e78237e75cc88c9b048f363290100d5846e

  • SHA256

    e571385a4311e5cf965252ad4d20831113b5ce9f6e55544c91218eb77e860393

  • SHA512

    c49625b032636f5bddc33b4b99ccbefb4c59f756ecd824b7db9bab8f5f96c17dd681bcc0a380d77c8539b5af9283d7cae5379cd72931a12beedf01206386a028

  • SSDEEP

    24576:X/Bq8qiAVKxZn27hSDiPzN5O7kXvk/0eQV:X/BFmTPJ5O7Ak/0eQV

Malware Config

Signatures

  • 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\e571385a4311e5cf965252ad4d20831113b5ce9f6e55544c91218eb77e860393.exe
    "C:\Users\Admin\AppData\Local\Temp\e571385a4311e5cf965252ad4d20831113b5ce9f6e55544c91218eb77e860393.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:1312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\e571385a4311e5cf965252ad4d20831113b5ce9f6e55544c91218eb77e860393.exe

    Filesize

    2.0MB

    MD5

    c20ddeffdb48338f706911e7db6c62ed

    SHA1

    63ba2a81ae6d4f730397e766280a394385c57c25

    SHA256

    03e104f5778f64734c439ab126a17e252223cd780fd4dd6c0f6ad35a37e80c58

    SHA512

    0f944f9b09feea1d56d997916bc341725ad4ad4f47cd68fad50c75b8f2648af8e25cbe42b65fa472d76f63d0f173bee1c0f090bd83ce5d180ef6a6f903eb408d

  • memory/1312-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1312-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1312-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB