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Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2024, 07:31

General

  • Target

    670a4915743f08d0b1778ac7551f7942.exe

  • Size

    562KB

  • MD5

    670a4915743f08d0b1778ac7551f7942

  • SHA1

    11e3a62ada71e5b587df50b67fa65eef9bb5ec2a

  • SHA256

    232c5934602eb593f7b3053c8b40b0c89ac74784f9aec9c60be48468c6f826bd

  • SHA512

    93dcadbe6627235eacd0c0126db29f1fdb1bb9853c6b3ff7df525c36ddd4fe3c582dd75b4c8c354b68e5073f6409a683ca69997aea864b97f22ea359d5d9e9d6

  • SSDEEP

    12288:oPwMDD1dxDx5SCbpK2h6Ieu96aUT7dxIfLbdi8R+3z2f:kt9jF5JU2h6IlLUTUvdRRaz2f

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\670a4915743f08d0b1778ac7551f7942.exe
    "C:\Users\Admin\AppData\Local\Temp\670a4915743f08d0b1778ac7551f7942.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\AppData\Local\Temp\DM_8oZXsGeM5b\DownloadManager.exe
      DownloadManager.exe "C:\Users\Admin\AppData\Local\Temp\670a4915743f08d0b1778ac7551f7942.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\DM_8oZXsGeM5b\ApplicationDebug.log

    Filesize

    230B

    MD5

    13319c83cb404695da6bc802d41e9fd0

    SHA1

    0e424113697ea4b5f4acb2664557c36009b930d6

    SHA256

    43c613fae535720a5d73ca73e28a30e1c81fb1716bece4ee096ee3fd304265da

    SHA512

    83dbb6e59682b0e783a68dfe9386d3ccce88d1a9afd53e06d57e98f1a9ddef3203c1b23cdce7aae3cf0752df3a16366ead4797a34a699258a19c43e6cce10abf

  • C:\Users\Admin\AppData\Local\Temp\DM_8oZXsGeM5b\DownloadManager.exe

    Filesize

    753KB

    MD5

    8d25e4e4b51f063a3b68e3cf33a7994f

    SHA1

    860bc206e291411011eac45377ce4c5cde459251

    SHA256

    d79bf7b1c774cd201dd0bdcc2dc7acd101e232a9325c77c3efc94e35db56deae

    SHA512

    985e46bffee9a3eed463af36256c516f14d010e81a1a41cffc15cb4251310d41eaca01f0ea4448e484e5c9c2ef7cff81d589cebbc5db742aa29eb75b28ad9529

  • C:\Users\Admin\AppData\Local\Temp\DM_8oZXsGeM5b\DownloadManager.exe

    Filesize

    477KB

    MD5

    ec9e154e135bc37321ff6368fadab153

    SHA1

    7470ce4ab1e0f4f8472c32dd02ffe65cc756e3f2

    SHA256

    d779a0585148e0b90baa35676fd36f5617f8c972df9d32fe2682d9e4297544dd

    SHA512

    217652dd83b3afa0e17019fb6ad35ff5fcb81a5747656477ce6c25b341494a2adc974fb455f1ba80c679c393437fefa0f16ad45f37ba99cef39f4e606c254b9a

  • C:\Users\Admin\AppData\Local\Temp\nsc4101.tmp\System.dll

    Filesize

    11KB

    MD5

    a436db0c473a087eb61ff5c53c34ba27

    SHA1

    65ea67e424e75f5065132b539c8b2eda88aa0506

    SHA256

    75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49

    SHA512

    908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d

  • C:\Users\Admin\AppData\Local\Temp\nsc4101.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    031ec9b12afb1fafc9fc397f3b90f29c

    SHA1

    de26ddfe3ef452f8205bfbd5520a8eff6328619f

    SHA256

    2dc320488b636b9dce9581a95e5a833a07500622c1a64fc05023ba6482d2a6e1

    SHA512

    cbebded4e3a87234899e2b67121f898c9060671d25088b7de29bbcbda90a5410dd3afd110417caa6c46ba656e1a863da39127e15c2122fedaa5054f4d43b90a6

  • C:\Users\Admin\AppData\Local\Temp\nsc4101.tmp\inetc.dll

    Filesize

    21KB

    MD5

    d7a3fa6a6c738b4a3c40d5602af20b08

    SHA1

    34fc75d97f640609cb6cadb001da2cb2c0b3538a

    SHA256

    67eff17c53a78c8ec9a28f392b9bb93df3e74f96f6ecd87a333a482c36546b3e

    SHA512

    75cf123448567806be5f852ebf70f398da881e89994b82442a1f4bc6799894e799f979f5ab1cc9ba12617e48620e6c34f71e23259da498da37354e5fd3c0f934

  • C:\Users\Admin\AppData\Local\Temp\nsc4101.tmp\pwgen.dll

    Filesize

    16KB

    MD5

    a555472395178ac8c733d90928e05017

    SHA1

    f44b192d66473f01a6540aaec4b6c9ac4c611d35

    SHA256

    82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

    SHA512

    e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

  • memory/2936-43-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-48-0x00000000208F0000-0x0000000021096000-memory.dmp

    Filesize

    7.6MB

  • memory/2936-39-0x000000001CBC0000-0x000000001CC5C000-memory.dmp

    Filesize

    624KB

  • memory/2936-38-0x000000001C6F0000-0x000000001CBBE000-memory.dmp

    Filesize

    4.8MB

  • memory/2936-40-0x0000000001590000-0x0000000001598000-memory.dmp

    Filesize

    32KB

  • memory/2936-41-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-42-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-36-0x00007FFBADA40000-0x00007FFBAE3E1000-memory.dmp

    Filesize

    9.6MB

  • memory/2936-45-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-44-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-47-0x000000001E550000-0x000000001E5B2000-memory.dmp

    Filesize

    392KB

  • memory/2936-37-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-53-0x0000000021A20000-0x0000000021ED7000-memory.dmp

    Filesize

    4.7MB

  • memory/2936-54-0x00007FFBADA40000-0x00007FFBAE3E1000-memory.dmp

    Filesize

    9.6MB

  • memory/2936-55-0x00007FFBADA40000-0x00007FFBAE3E1000-memory.dmp

    Filesize

    9.6MB

  • memory/2936-56-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-57-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-59-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-60-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-61-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-62-0x0000000001690000-0x00000000016A0000-memory.dmp

    Filesize

    64KB

  • memory/2936-74-0x0000000021A20000-0x0000000021ED7000-memory.dmp

    Filesize

    4.7MB

  • memory/2936-75-0x00007FFBADA40000-0x00007FFBAE3E1000-memory.dmp

    Filesize

    9.6MB

  • memory/2936-35-0x00007FFBADA40000-0x00007FFBAE3E1000-memory.dmp

    Filesize

    9.6MB