Overview

overview

10

Static

static

10

33aaa751d3...04.exe

windows7-x64

9

33aaa751d3...04.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    152s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/04/2024, 20:34

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General

  • Target

    33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe

  • Size

    1.8MB

  • MD5

    553dae991ae7ae025b6e5ec923e683bf

  • SHA1

    1249f4fb6c43e47e2b6dabf2e03e36c909ad627f

  • SHA256

    33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204

  • SHA512

    6081e9ca654becc16a716fa011a9f9a1835eea89afa0c0db3317ecd02f017671170c139ef885afe53252e87756dff85c39483f468d3961d781d868206396f5ed

  • SSDEEP

    49152:921IJ+wEBJN3KeSTs5BEj9edPAqLdG49iUFqKwc5nvw:9wg+wE3K/8BQlqc497Fpi

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 18 IoCs
  • UPX dump on OEP (original entry point) 21 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • UPX packed file 21 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe
    "C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe
      "C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe
        "C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1160
    • C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe
      "C:\Users\Admin\AppData\Local\Temp\33aaa751d317bd4171a7947ed2dca17d4136212c7cd6733b629d9e31db83e204.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3708
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1028 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3756

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\beast [free] feet circumcision .zip.exe
            Filesize

            906KB

            MD5

            c53b10e4474f9e257a8430eb95076e76

            SHA1

            7525fcdfe5f4cc781a7fcdc1e49eefb1a00fcf42

            SHA256

            c3360e90095167357395328e193c442087513ad65657ccb720add1b204eb46ad

            SHA512

            417df3a11a3e1bbaa910f5c9b666f37f08e54cadc57f9f0493a514632a26187493001ee64f849225a20280e4f067cd8f93d52f2fa135c18df42a6d7f5fa8fc08

            Download Submit

          • memory/368-45-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1160-13-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1160-101-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-156-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-187-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-231-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-227-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-47-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-11-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-0-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-175-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-180-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-44-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-203-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-212-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-216-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-220-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2920-223-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/3708-46-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download

          • memory/3708-12-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

            Download