Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 19:55

General

  • Target

    0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe

  • Size

    87KB

  • MD5

    12cfbb940c9bec422f3d880efe77abd4

  • SHA1

    fad08cd3698033c266ee3b7369ad502cb40a61bb

  • SHA256

    0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581

  • SHA512

    73a3e0ad72373b1c4cf9da979a495cbb43354b2f9c9b5f835afdaa55b62dd1ece17d9f66b507a79f8a125039df24c761d9c3f50e4acd17925371792643b73bde

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJPcdgAMxkEMqxFcP4c0DgVek4JR2gOdl:JxqjQ+P04wsmJCwx4qO8DAecWSFMj7SP

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 2 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\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe
    "C:\Users\Admin\AppData\Local\Temp\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.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:2704
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe"
      2⤵
      • Executes dropped EXE
      PID:2780

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\0eb952cb25d19325593893390931e4f39b8e8ad3fb240ac93fbbffab85dba581.exe

    Filesize

    46KB

    MD5

    144c8244ece0aa5b3401497938cea3ae

    SHA1

    3a720542da9ddb39232ddc8eede2083219d54e55

    SHA256

    2812adec2cf1ebdf3b2fa8e29a9a589afe833b51b0dae4ffe6214ec07e45d4ed

    SHA512

    eaa28e469e8db1ceb4e62941b047759cf01a21a326ab16a46b4e63886de52f23472136aad6bbeb9bbe8821a4f3ee8876d3792984f84b270835234860a16e8a65

  • memory/2704-82-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2704-84-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB