Analysis

  • max time kernel
    123s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    17-11-2021 11:48

General

  • Target

    0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe

  • Size

    132KB

  • MD5

    a550cd7691704282c8f5a707989c0c39

  • SHA1

    4679ff314d89b1a0dc37845bfc68eaccbc9683a1

  • SHA256

    0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103

  • SHA512

    26896eee8c4d45b1c10a5ba01aa309650b64c8055ee4c492d7311da46556236406f98ae1547a80dd7ec6f296162527fbe553f8ee271b0dcec0bb1bb962262c68

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 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 53 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe
    "C:\Users\Admin\AppData\Local\Temp\0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe"
      2⤵
      • Executes dropped EXE
      PID:3368

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe
    MD5

    05cabf964744db3cd3adbfff90a901cc

    SHA1

    08f4b9152eb395d5f63d4e80f8789eecc59d7d55

    SHA256

    19b2aae28066cc765775ca5a2eea4a2de9e6403eff0d7b185fc3c33d6a3f5373

    SHA512

    75284fe15788d49b5cc76a8a6c8bf7782f4271884a40c69a9cea3040c7306cc7bd5de545810932c65dc9aded29c80b8f263991bcdb7379eb2056a53c33336a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\0d8ed7cb08a41088ae2f36a82c71b048985b965afe6a43d2d11aa192f7213103.exe
    MD5

    05cabf964744db3cd3adbfff90a901cc

    SHA1

    08f4b9152eb395d5f63d4e80f8789eecc59d7d55

    SHA256

    19b2aae28066cc765775ca5a2eea4a2de9e6403eff0d7b185fc3c33d6a3f5373

    SHA512

    75284fe15788d49b5cc76a8a6c8bf7782f4271884a40c69a9cea3040c7306cc7bd5de545810932c65dc9aded29c80b8f263991bcdb7379eb2056a53c33336a33

  • memory/3368-118-0x0000000000000000-mapping.dmp