Analysis

  • max time kernel
    74s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 02:56

General

  • Target

    d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

  • Size

    1.2MB

  • MD5

    77e9309e07f7aaadcb559012fb523310

  • SHA1

    9288e702478f3afb46a85d43992dda86da610d6f

  • SHA256

    d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff

  • SHA512

    fbce23b0d32940c74177582888b09bf5f3d05cb1a5b89d5413fdacb56924e8ac16140d982c7e42e18a5be0a5043c53803121d18e147315520331a155e568b4cd

  • SSDEEP

    12288:wbkqrQ6wLMGBnar5cAG5M8kV3Vo7TG3PidCSpQmiouj8L0WI0/OzvF9hDDyQGlCQ:I/rQSwFXM8E3Vo65otonquNcHyJqv

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.

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe
    "C:\Users\Admin\AppData\Local\Temp\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe"
      2⤵
      • Executes dropped EXE
      PID:2044

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

    Filesize

    1.1MB

    MD5

    a8177c2a2834897339e740b8a1b33c38

    SHA1

    1920e9a93a189a3fb8a35f76555d151d03086e29

    SHA256

    36c38775d18b2c681a94c1af934ea8c634e853f3ee5ddd1164772531ee15d098

    SHA512

    121f9b42040a8b8c6606baf5a124615c0c7fa8a4ef5943cd5660fce70766e0d5dafb67dba54a48ffee61369af0115e4fb344fed8f5aa2deacc49b18f0ea9f596

  • C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

    Filesize

    1.1MB

    MD5

    a8177c2a2834897339e740b8a1b33c38

    SHA1

    1920e9a93a189a3fb8a35f76555d151d03086e29

    SHA256

    36c38775d18b2c681a94c1af934ea8c634e853f3ee5ddd1164772531ee15d098

    SHA512

    121f9b42040a8b8c6606baf5a124615c0c7fa8a4ef5943cd5660fce70766e0d5dafb67dba54a48ffee61369af0115e4fb344fed8f5aa2deacc49b18f0ea9f596

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

    Filesize

    1.1MB

    MD5

    a8177c2a2834897339e740b8a1b33c38

    SHA1

    1920e9a93a189a3fb8a35f76555d151d03086e29

    SHA256

    36c38775d18b2c681a94c1af934ea8c634e853f3ee5ddd1164772531ee15d098

    SHA512

    121f9b42040a8b8c6606baf5a124615c0c7fa8a4ef5943cd5660fce70766e0d5dafb67dba54a48ffee61369af0115e4fb344fed8f5aa2deacc49b18f0ea9f596

  • memory/1224-54-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

    Filesize

    8KB

  • memory/2044-56-0x0000000000000000-mapping.dmp

  • memory/2044-59-0x0000000001050000-0x0000000001172000-memory.dmp

    Filesize

    1.1MB

  • memory/2044-62-0x0000000000430000-0x000000000043A000-memory.dmp

    Filesize

    40KB