Analysis

  • max time kernel
    82s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/09/2022, 04:12

General

  • Target

    45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe

  • Size

    939KB

  • MD5

    5d23752c733e7fddc61e1c3d25e5556f

  • SHA1

    d397d25a8c658bd6823be2caf5dc68c11d4b346f

  • SHA256

    45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267

  • SHA512

    c970b01d7ed3c99d0029876d65cbdf0ca1f2322c127c3b4603fdf82d793c7d0ed19edf6f37d207fb45697aa0fc3488fddf94b1330f8ae8dc7914cce251cf848b

  • SSDEEP

    24576:DMD0imsLAJdMsR0TenB3hq+cQYOuNEcZca0KBLRQLI09hPk:DoVmKKdjRxnLubQU0s

Score
8/10
upx

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 5 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe
    "C:\Users\Admin\AppData\Local\Temp\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:3964
    • C:\Users\Admin\AppData\Local\Temp\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe
      "C:\Users\Admin\AppData\Local\Temp\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe" --crash-reporter-parent-id=3964
      2⤵
      • Loads dropped DLL
      PID:548
    • C:\Users\Admin\AppData\Local\Temp\Opera Installer\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe
      "C:\Users\Admin\AppData\Local\Temp\Opera Installer\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe" --version
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:4952
    • C:\Users\Admin\AppData\Local\Temp\Opera Installer\opera_installer_20220923041300.exe
      "C:\Users\Admin\AppData\Local\Temp\Opera Installer\opera_installer_20220923041300.exe" --internal-version
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3860
    • C:\Users\Admin\AppData\Local\Temp\Opera Installer\opera_installer_20220923041300.exe
      "C:\Users\Admin\AppData\Local\Temp\Opera Installer\opera_installer_20220923041300.exe" --stream
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3180

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Opera Installer\45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267.exe

    Filesize

    939KB

    MD5

    5d23752c733e7fddc61e1c3d25e5556f

    SHA1

    d397d25a8c658bd6823be2caf5dc68c11d4b346f

    SHA256

    45e67ca6ac5b4c20de6a78a3547e165ec4d315bf9e120da089becc0fbf46b267

    SHA512

    c970b01d7ed3c99d0029876d65cbdf0ca1f2322c127c3b4603fdf82d793c7d0ed19edf6f37d207fb45697aa0fc3488fddf94b1330f8ae8dc7914cce251cf848b

  • C:\Users\Admin\AppData\Local\Temp\Opera Installer\opera_installer_20220923041300.exe

    Filesize

    41.3MB

    MD5

    517035b8af5225aa079a8e9bdd63867e

    SHA1

    603d3622fd170a01efb707041847b84889fcb884

    SHA256

    2fd28786d65525208058fc7c7745e6b03d39221cec5763dd0c9012638ef1d49f

    SHA512

    f353f441ea0b02f0a14d3eb1a6d4decf052280758384c4ba514c260fc64e59426512b5983d336a319e39008c5523046b6583e12f8e3348e740063924bc2882e8

  • C:\Users\Admin\AppData\Local\Temp\Opera Installer\opera_installer_20220923041300.exe

    Filesize

    41.3MB

    MD5

    517035b8af5225aa079a8e9bdd63867e

    SHA1

    603d3622fd170a01efb707041847b84889fcb884

    SHA256

    2fd28786d65525208058fc7c7745e6b03d39221cec5763dd0c9012638ef1d49f

    SHA512

    f353f441ea0b02f0a14d3eb1a6d4decf052280758384c4ba514c260fc64e59426512b5983d336a319e39008c5523046b6583e12f8e3348e740063924bc2882e8

  • C:\Users\Admin\AppData\Local\Temp\Opera_installer_20229231259244.dll

    Filesize

    1.0MB

    MD5

    8c082d50bbe5d0436796ba3c7ac96b63

    SHA1

    13e4fe8913279de9786047801acbe4e705a416b8

    SHA256

    c42bfbd11f841ce8613c5435dfc70b4c245956b4c9578d2f8c1570b37551b000

    SHA512

    eddbcfb800ef10722204838c86ad2a4c4df21b0cff563e3625087dded1f1c4192360c3e9f22bcf5836548472c9d101c0b7523f404c27fe61f25baa33f7532c61

  • C:\Users\Admin\AppData\Local\Temp\Opera_installer_20229231259478.dll

    Filesize

    1.0MB

    MD5

    8c082d50bbe5d0436796ba3c7ac96b63

    SHA1

    13e4fe8913279de9786047801acbe4e705a416b8

    SHA256

    c42bfbd11f841ce8613c5435dfc70b4c245956b4c9578d2f8c1570b37551b000

    SHA512

    eddbcfb800ef10722204838c86ad2a4c4df21b0cff563e3625087dded1f1c4192360c3e9f22bcf5836548472c9d101c0b7523f404c27fe61f25baa33f7532c61

  • C:\Users\Admin\AppData\Local\Temp\Opera_installer_20229231259853.dll

    Filesize

    1.0MB

    MD5

    8c082d50bbe5d0436796ba3c7ac96b63

    SHA1

    13e4fe8913279de9786047801acbe4e705a416b8

    SHA256

    c42bfbd11f841ce8613c5435dfc70b4c245956b4c9578d2f8c1570b37551b000

    SHA512

    eddbcfb800ef10722204838c86ad2a4c4df21b0cff563e3625087dded1f1c4192360c3e9f22bcf5836548472c9d101c0b7523f404c27fe61f25baa33f7532c61

  • C:\Users\Admin\AppData\Local\Temp\Opera_installer_2022923137838.dll

    Filesize

    1.4MB

    MD5

    09f64382ee56724521f6ac3bcb419645

    SHA1

    097809c9acc9c1a2a9827d39c3f3849399f52a69

    SHA256

    c15cf32aa356f4327b10b29cf843ba75b0c7aeb86201d0e631e3b46d3ac7e026

    SHA512

    3576dfea66939ce9cd3ecfeabf34bc35d3cf53a3c78f1cb28eb7d15e72591d3362c5279ea603c64a6ae5b6e7e0ee2966567d8cf2649f372ad81379dd93afe239

  • C:\Users\Admin\AppData\Local\Temp\Opera_installer_2022923139994.dll

    Filesize

    1.4MB

    MD5

    09f64382ee56724521f6ac3bcb419645

    SHA1

    097809c9acc9c1a2a9827d39c3f3849399f52a69

    SHA256

    c15cf32aa356f4327b10b29cf843ba75b0c7aeb86201d0e631e3b46d3ac7e026

    SHA512

    3576dfea66939ce9cd3ecfeabf34bc35d3cf53a3c78f1cb28eb7d15e72591d3362c5279ea603c64a6ae5b6e7e0ee2966567d8cf2649f372ad81379dd93afe239

  • memory/548-143-0x0000000000A10000-0x0000000000BAE000-memory.dmp

    Filesize

    1.6MB

  • memory/3964-133-0x0000000000A10000-0x0000000000BAE000-memory.dmp

    Filesize

    1.6MB

  • memory/3964-138-0x0000000000A00000-0x0000000000A06000-memory.dmp

    Filesize

    24KB

  • memory/3964-137-0x0000000000A00000-0x0000000000A06000-memory.dmp

    Filesize

    24KB

  • memory/3964-136-0x0000000000A00000-0x0000000000A06000-memory.dmp

    Filesize

    24KB

  • memory/3964-150-0x0000000000A10000-0x0000000000BAE000-memory.dmp

    Filesize

    1.6MB

  • memory/4952-142-0x0000000000680000-0x000000000081E000-memory.dmp

    Filesize

    1.6MB