Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 14:57

General

  • Target

    5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39N.exe

  • Size

    572KB

  • MD5

    953d77b8e1bb134c3c427b54b21114a0

  • SHA1

    7f02a034fccee6775668a7a8a5ba91312a3c7e9f

  • SHA256

    5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39

  • SHA512

    a36d89e89bc33f8fcc51063c293de0af5368f8cff02bb9c439454636f5a102c3db70320627b0cb3fa9da4c8c65d06d1a2dde89eff7f625b8ba43d9a2c179ba58

  • SSDEEP

    12288:TnYYRPW4lJEXNiBmAV2HYnirduwxsS5wFio/g5R:TYYPfJExHRrcwKB7+R

Malware Config

Signatures

  • Detect Neshta payload 5 IoCs
  • Neshta

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

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • NSIS installer 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39N.exe
    "C:\Users\Admin\AppData\Local\Temp\5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39N.exe"
    1⤵
    • Checks computer location settings
    • 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:4460
    • C:\Users\Admin\AppData\Local\Temp\3582-490\5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39N.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4168
      • C:\Program Files (x86)\Akamai\Download Manager\Manager.exe
        "C:\Program Files (x86)\Akamai\Download Manager\Manager.exe" C:\Program Files (x86)\Akamai\Download Manager\conf.tmp$Intuit
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Program Files (x86)\Akamai\Download Manager\Manager.exe

    Filesize

    673KB

    MD5

    7f47e08558241f581d505be2780958b8

    SHA1

    2ec06be3090c14e4127b858b71775ff34a2432d5

    SHA256

    3872a614dd95662d957f2457d4f28f7cc99c4b6029b042d5daa50fd73593f5a0

    SHA512

    907cf532788eef01846d72a728376e4dc0f6364a930e5873bfd4bc1e27d2b6c2a30561a5b72f97892c747da8303ff2fda3529945d6a8aa865ed1ad959ab11067

  • C:\Program Files (x86)\Akamai\Download Manager\conf.tmp

    Filesize

    649B

    MD5

    76f06f6be7c41cfb8c5bb49f299bffe6

    SHA1

    6db8bcf21bf585aff16ffe9d2521c983095da4dd

    SHA256

    e2f19d0b4dfb830a204623e4580aae748e873c78656c46a164eb2e894b4dff6f

    SHA512

    3d0d1a820727a249bb409db18098e9d9b90727b0d7b7cc4f708b28ebef4a7e7d6c4c6788574dd7eba2c91a0d73f59bf279efb95413f0f64ce7d600d798003534

  • C:\Users\Admin\AppData\Local\Temp\3582-490\5dbd1cc67169bcaf2cd7baa8c55e28f781e81e4ebe84b10554704c71a43f5d39N.exe

    Filesize

    532KB

    MD5

    a37c8479fb6d8de0a177fc7ee35126f1

    SHA1

    0f10e7dda801c7c4d511254bb799e4229860d003

    SHA256

    b8911861fc29fea0d495bbbd705aca2d28b7a5b126836413ffd53fa97ce285f2

    SHA512

    2e1782c948f690eebc32e55bcd40ff04ca1bc117243ec9905b8b9dd55d78cff1b8e67c70dd9cdd6d1239d54556f825545ae6970afdbde796bdc2a88f27acaaf0

  • C:\Users\Admin\AppData\Local\Temp\nsu6B20.tmp\Banner.dll

    Filesize

    4KB

    MD5

    f25d246bd956f65a7a9259f8ec09d8ff

    SHA1

    fc7ec05e34734db9e86b82ac37f074671c2060ce

    SHA256

    eec51f3c06853662a461e96d8969a499095765678499d1eee575c64282456e00

    SHA512

    a9fd343e886586c937702815d5dea631b438990d513605cce1660040074ab7cdf5d4e00c115fc700b5d4b3d719246b4dd6a7b6966a9d4eea76788107b9871acf

  • C:\Users\Admin\AppData\Local\Temp\nsu6B20.tmp\System.dll

    Filesize

    10KB

    MD5

    7d85b1f619a3023cc693a88f040826d2

    SHA1

    09f5d32f8143e7e0d9270430708db1b9fc8871a8

    SHA256

    dc198967b0fb2bc7aaab0886a700c7f4d8cb346c4f9d48b9b220487b0dfe8a18

    SHA512

    5465804c56d6251bf369609e1b44207b717228a8ac36c7992470b9daf4a231256c0ce95e0b027c4164e62d9656742a56e2b51e9347c8b17ab51ff40f32928c85

  • C:\Users\Admin\AppData\Local\Temp\nsu6B20.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    d32369577fe83536aecc590f75709db5

    SHA1

    67940c12e2d1fc2ce9c8f83169484207319198a4

    SHA256

    f706e181d8fc334e4e4147e5c1a1761b049d32247a9eda721d9ac7b3caf51f02

    SHA512

    dac023697b22335c35685c4176c57c16ffa12d72356cd5cdada9f1ef78373d9a29434405c8427060570fa36819721f521964ad6680eb3b920b124f1be92ec71c

  • C:\Users\Admin\AppData\Roaming\Download Manager\QuickBooksPro2016.exe_455ae3c4_455ae3c4.dmc

    Filesize

    1KB

    MD5

    8bf1d19519740bc9127abb1921091fc4

    SHA1

    46a152382eaf3150f2f5bf697a04ec3d1725b18d

    SHA256

    bbaee19520baee3f984fdc94e61bce778e8efe6771986e100fc4daa39d9718bd

    SHA512

    4d612fe527cb3a3d75d5c071ac9be813e8fb4aab73a39279b105df5a3a25c021debfee82f88d94ea285787f81ed9f14ecfd9fb40fb7c1372c5adfd5b25257697

  • C:\Users\Admin\AppData\Roaming\Download Manager\QuickBooksPro2016.exe_455ae3c4_455ae3c4.dmc

    Filesize

    1KB

    MD5

    74b22dab9e9f06405df91a16c28c44ac

    SHA1

    bf797bb800103c8efa0b4f46c61257e61a1e033b

    SHA256

    7314bbe90aeec5156979d3bff0bae276b715e29c037c2e457f75cf5992f651e9

    SHA512

    35f8e495cdae47a4ee521d5a424e2a5e7eeb0510b014dda0de1863415b210a227cd82fdf5f5692abdfc8a401983c97c681ed257d68861e405f1951b54cc1ca06

  • C:\Users\Admin\AppData\Roaming\Download Manager\QuickBooksPro2016.exe_455ae3c4_455ae3c4.dmc

    Filesize

    1KB

    MD5

    0cab58fbc7edb6d0d7fc8fbd297b8651

    SHA1

    f7fcdee2b553eb4019b2f0bcebff3ed3df1905e0

    SHA256

    f6da1eed3c175cbe0e14d67fd62ba62a4a215235b712b70f669c216bde7817b2

    SHA512

    dd0a09324e334007e2cce3c7fad731771aaa846ab80251b021b9218046039472eee39a08b7fc9c776339debea20b5bd2df29d4e7f03ff2c0e9429576c37de6be

  • C:\Users\Admin\AppData\Roaming\Download Manager\QuickBooksPro2016.exe_455ae3c4_455ae3c4.dmc

    Filesize

    1KB

    MD5

    75d315b765d74e7e92849b87f2c6912f

    SHA1

    27af68fb9ab44bbfe9f4061af04abb51282922f2

    SHA256

    078ceca19b85b61bf9e2899d4d11efdcfbb64c275be8ad55337b2f0e3822cf13

    SHA512

    58cb0afc92709c947484c7a0efd2ef45f8f1bddc99cd8c4591792ca94ef067dcc7da4d8bd233cd79aacd70ba8ec584dbb05776da43f7cf817b1307dcdd6c0967

  • C:\Users\Admin\AppData\Roaming\Download Manager\QuickBooksPro2016.exe_455ae3c4_455ae3c4.dmc

    Filesize

    1KB

    MD5

    7aa43dbba1e9a5650770d8d034470335

    SHA1

    b014633aaa341262290ba6d32b6b1c05f747c1de

    SHA256

    00a120ba9103d41c42a4d11483ba37b5d518d184b37bd2d0e7d94195525a5e94

    SHA512

    7af9f7d9677ececc08b51a12cb498db68269a2ba87f9b842a07f4f152971afc72141fe76a732a1b1aa1f56cd77fe219fa5204a94c2bf154f0b5cf92c1ab50a07

  • C:\Users\Admin\AppData\Roaming\Download Manager\QuickBooksPro2016.exe_455ae3c4_455ae3c4.dmc

    Filesize

    1KB

    MD5

    dffa1a803735f9eaa2e817a1a4967b3b

    SHA1

    dcbe86a28bc8cc6b3b3673c7c870d6417d749ee6

    SHA256

    be05bcbf251001e1b6736f4f31783bf946e81d7deb8f099545af5f0756d031d1

    SHA512

    0616a84eb725f6be6ce96b98646bf1cbb1cce09dde37dcfad057cdcbddb7f6f0dbc42907fd9911c45c9ba55699d8d0d9038d96b2e995102b888e276bd77b217b

  • memory/4460-567-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4460-1074-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4460-1471-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4460-1883-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB