Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2023 23:13

General

  • Target

    069b704d3b3339d80ffb626beaddccfc.exe

  • Size

    562KB

  • MD5

    069b704d3b3339d80ffb626beaddccfc

  • SHA1

    cf68b0a8930b9553f1bac44de0fcc79cf834660f

  • SHA256

    4a4003ae5a399e6ab3887467ef1ac3bce2bfe3d89bfeb6901af5c659d628d5d8

  • SHA512

    6d38fdd44d1677c5532c9543ad00e5d99c36695c364adef073d470fd6738c132bb33eb49a57efeaef84efb6f358e5424bd1ae2fc3fb624197052b67fabae4038

  • SSDEEP

    12288:oPwMDD1dxDx5SCbpK2h6Ieu96aUT7dxIfLbdi8R+3z2fQ:kt9jF5JU2h6IlLUTUvdRRaz2fQ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\069b704d3b3339d80ffb626beaddccfc.exe
    "C:\Users\Admin\AppData\Local\Temp\069b704d3b3339d80ffb626beaddccfc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Users\Admin\AppData\Local\Temp\DM_3ey5Rj2RWe\DownloadManager.exe
      DownloadManager.exe "C:\Users\Admin\AppData\Local\Temp\069b704d3b3339d80ffb626beaddccfc.exe"
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\DM_3ey5Rj2RWe\ApplicationDebug.log

    Filesize

    228B

    MD5

    9e3cfcdd4fd754e893f2d79629cc8377

    SHA1

    3a93fc958d20ed83c80e6f0801627958f3aac746

    SHA256

    70a4351b30f7c4dbfe017dded1645fc22d3d030713f0edc9401a8d1dd8a0c788

    SHA512

    355428b837405350009c2292067e5246d8c07bd19312284db27ed13b8ee23af8d386389d778680b40f875350825d16e5add49dd157ec196aad40591b1d486965

  • \Users\Admin\AppData\Local\Temp\DM_3ey5Rj2RWe\DownloadManager.exe

    Filesize

    864KB

    MD5

    54fff123842d60d5e57d04c4cf7fbf93

    SHA1

    8b7c9ee4dfb31d76d6cdf0a4c1c9b1d974e1ddcb

    SHA256

    e5f6ecac207287ea1c955497315de6c7622a06d4f8c63f44a838615f62acbb44

    SHA512

    b415d13a53d9cbae34d6e1badec0db06be522a3233440947b2351027d671e02c99b64a8f121bf14a0d9539ef988d07d03dae6c4d90644333c54ad5574518f2d1

  • \Users\Admin\AppData\Local\Temp\nsy3E49.tmp\System.dll

    Filesize

    11KB

    MD5

    a436db0c473a087eb61ff5c53c34ba27

    SHA1

    65ea67e424e75f5065132b539c8b2eda88aa0506

    SHA256

    75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49

    SHA512

    908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d

  • \Users\Admin\AppData\Local\Temp\nsy3E49.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    031ec9b12afb1fafc9fc397f3b90f29c

    SHA1

    de26ddfe3ef452f8205bfbd5520a8eff6328619f

    SHA256

    2dc320488b636b9dce9581a95e5a833a07500622c1a64fc05023ba6482d2a6e1

    SHA512

    cbebded4e3a87234899e2b67121f898c9060671d25088b7de29bbcbda90a5410dd3afd110417caa6c46ba656e1a863da39127e15c2122fedaa5054f4d43b90a6

  • \Users\Admin\AppData\Local\Temp\nsy3E49.tmp\inetc.dll

    Filesize

    21KB

    MD5

    d7a3fa6a6c738b4a3c40d5602af20b08

    SHA1

    34fc75d97f640609cb6cadb001da2cb2c0b3538a

    SHA256

    67eff17c53a78c8ec9a28f392b9bb93df3e74f96f6ecd87a333a482c36546b3e

    SHA512

    75cf123448567806be5f852ebf70f398da881e89994b82442a1f4bc6799894e799f979f5ab1cc9ba12617e48620e6c34f71e23259da498da37354e5fd3c0f934

  • \Users\Admin\AppData\Local\Temp\nsy3E49.tmp\pwgen.dll

    Filesize

    16KB

    MD5

    a555472395178ac8c733d90928e05017

    SHA1

    f44b192d66473f01a6540aaec4b6c9ac4c611d35

    SHA256

    82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

    SHA512

    e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

  • memory/2600-40-0x0000000000300000-0x0000000000380000-memory.dmp

    Filesize

    512KB

  • memory/2600-41-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

    Filesize

    9.6MB

  • memory/2600-42-0x0000000000300000-0x0000000000380000-memory.dmp

    Filesize

    512KB

  • memory/2600-44-0x0000000000300000-0x0000000000380000-memory.dmp

    Filesize

    512KB

  • memory/2600-43-0x0000000000300000-0x0000000000380000-memory.dmp

    Filesize

    512KB

  • memory/2600-45-0x0000000000300000-0x0000000000380000-memory.dmp

    Filesize

    512KB

  • memory/2600-46-0x0000000020BB0000-0x0000000021356000-memory.dmp

    Filesize

    7.6MB

  • memory/2600-52-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

    Filesize

    9.6MB

  • memory/2600-39-0x000007FEF5FA0000-0x000007FEF693D000-memory.dmp

    Filesize

    9.6MB