Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 04:44

General

  • Target

    baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80.exe

  • Size

    1.7MB

  • MD5

    cef4de7c99d3ff29e9a2ce92009bcc52

  • SHA1

    d261615f91577e98f4042aed8949630329f2b114

  • SHA256

    baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80

  • SHA512

    8ea107b4048ea98cbe1ae4f5f678a45ff7db7cb1566f101045a959bb9c1031ba88a1c7ef1cd151c38c5a053b999bffe3203ddad2bc6b59398df705d78b7e6479

  • SSDEEP

    24576:wMbIrWZr9B8zCEzyQptfV5BK6J/KO0176qQy:ZAYr9B8eEuQPdl0tp

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • Neshta

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

  • Neshta family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80.exe
    "C:\Users\Admin\AppData\Local\Temp\baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80.exe"
    1⤵
    • Loads dropped DLL
    • 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:2368
    • C:\Users\Admin\AppData\Local\Temp\3582-490\baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80.exe"
      2⤵
      • Executes dropped EXE
      PID:2336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • \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\baeeb0d9018a2301a1829081723ad4a4f1cdad6a98a79929ed0827dc13368d80.exe

    Filesize

    1.7MB

    MD5

    d79556a33a0432fc4d1dc059ac8b94d3

    SHA1

    6e32f307ddd7fae88ab858e861012e026382282e

    SHA256

    2b60e52d9b9433039e40a613fa40deac6e3f9735a7568b1fdffb326f0e0bde33

    SHA512

    d089866a36d55569734f2c36b6a536944ed37fd95c62fe001812951c33e3b65143b0938a20da27fcf7744ad55a0816b19f3995343259da8de4aa503861b98135

  • memory/2368-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2368-87-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB