Overview

overview

7

Static

static

7

8cea4c099b...22.exe

windows7-x64

7

8cea4c099b...22.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    92s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/02/2024, 17:26

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General

  • Target
    8cea4c099b0862a1d59dcf4b6a6c1a22.exe
  • Size 24KB
  • Sample240203-vz22taeee4
  • SHA256 68e1741843d41265346c28ddc18e013fdd87b518d3ef4709976b002fd78648eb
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
adwarepersistencestealerupx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
    adwarespyware
  • Modifies registry class 46 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cea4c099b0862a1d59dcf4b6a6c1a22.exe
    "C:\Users\Admin\AppData\Local\Temp\8cea4c099b0862a1d59dcf4b6a6c1a22.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:4164
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s /c "C:\Program Files (x86)\Google\googletoolbar1.dll"
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:1840
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4552
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2956
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2956 CREDAT:17410 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4056

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        googletoolbar1.dll
        • Path C:\Program Files (x86)\Google\googletoolbar1.dll
        • Size 19KB
        • SHA256 89e80797875190dfbba60807dd8eb69070ce9201e68bd97522a36ff95560ec7e
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
        • Size 471B
        • SHA256 fce02a7cb2ed194e21949d8a394e69f1dd30c4c517addc831018b8a0b7235a97
        • MD5 SHA1 SHA512
        Submit Download

        7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
        • Size 404B
        • SHA256 b7d1263fd2db907efe5c5d3933d1a377d16b2a5d2f85bc5efb87f58161846ebb
        • MD5 SHA1 SHA512
        Submit Download

        verD85E.tmp
        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verD85E.tmp
        • Size 15KB
        • SHA256 557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        suggestions[1].en-US
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NSWVVUXL\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/1840-4-0x0000000010000000-0x0000000010010000-memory.dmp
        Download

        memory/4164-0-0x0000000000400000-0x000000000040D000-memory.dmp
        Download

        memory/4164-5-0x0000000000400000-0x000000000040D000-memory.dmp
        Download