Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 19:14

General

  • Target

    02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd.exe

  • Size

    552KB

  • MD5

    d03e59b58a1b6d2349eb1c09f233987e

  • SHA1

    036458e8cee1e2654ec8f345f3f490f17e7fd86f

  • SHA256

    02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd

  • SHA512

    47bc25fbbb902b419ca2162030c1a8ad078c54bbca1b2e7c4b490a005ec1e52a769be747b87512f116f2b126f1c1861983f9bcb5ccf5449e4ddbec918aa64bda

  • SSDEEP

    6144:m9OrwXEWEwlCzOwfOoyE4LGNA9DfcUg7fBvcPXUck7TKRgtejmXK:VwXC+CzfOwufVg7fBveXhgtA

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.

  • 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\02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd.exe
    "C:\Users\Admin\AppData\Local\Temp\02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd.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:2728
    • C:\Users\Admin\AppData\Local\Temp\3582-490\02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd.exe"
      2⤵
      • Executes dropped EXE
      PID:3280

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

    c324431305861add7ddf9186a9221bd9

    SHA1

    61855e1f81606f3cb336f842a1cdd697c7a40912

    SHA256

    f331213f5bcfed2a6dba0dc0c97b5b309c00b013dc47bdb4726d51cf2c274570

    SHA512

    4b532b2bf6eaf3f618bb08b0a6f7af88ce23d76df146b2d007d5a8224ea0463525a86aacc996468cd3a513404aa66cbc516ed27aa9bd142e46492b160d411dc8

  • C:\Users\Admin\AppData\Local\Temp\3582-490\02c6b2c3650942fa0eb7d8fbd39598bf03abb0168f32e7a9bc337ad7d5edefdd.exe

    Filesize

    512KB

    MD5

    cc360a492001ec32ceb87ce97ef64fb2

    SHA1

    5c28ed21a32cf4851a80fd4e1c5d6cbe2849d0ad

    SHA256

    8751f178bb03d994a4d3352e23faf8dce96167f56f05d50c2bef370a4d3db94f

    SHA512

    e8f282ba8d32a32ae1e7b4faa699e6255d4967c711e3113f18258788f77a888245e13a3accc56456ef72bbe754408b1802e02f4b2d9f56eabf20db7d31c1e510

  • memory/2728-94-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2728-95-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2728-97-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB