Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 19:08

General

  • Target

    df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea.exe

  • Size

    496KB

  • MD5

    c0189c6a9d938e155d14991c36e0fe42

  • SHA1

    2235c102fa4ba3abce0f32cae8174f354fee530b

  • SHA256

    df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea

  • SHA512

    d286e9f97a7bc27254139280e9d17582206e5d0bc8634169eee3cb9e07df4864ba92f26671c26165c9b6a6495776559db000b17bb1117a9013c08dfca484d64e

  • SSDEEP

    12288:kuxJJcO3QtxACS2imUqwph0lhSMXl+XFPcI:kuxkEQtGCtimlGh0lhSMXlg/

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 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea.exe
    "C:\Users\Admin\AppData\Local\Temp\df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea.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
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\3582-490\df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea.exe"
      2⤵
      • Executes dropped EXE
      PID:1864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • C:\Users\Admin\AppData\Local\Temp\3582-490\df68fcc885a23dd0479a277fe6b8311d259b39c1bcdb911cfd703bf66b1865ea.exe

    Filesize

    455KB

    MD5

    03f236a1916d0c107079fe800459bdb2

    SHA1

    0e9b3f2f921450a3d282c269c5a1d91c259eb200

    SHA256

    8e24f0d5a69b823de1e35d95c7c269435186731c74122b7fefc2015df9b5bb6a

    SHA512

    a3f31f4ff3309636ffe779cfc3159f94e650d4f6f5391cbbb7d7c35854c554bf58782ff14dd23add19ae956811876c5e967eca47fd11a8d92a109c18c2f86a8e

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

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/1220-81-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1220-83-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB