Analysis

  • max time kernel
    94s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/08/2024, 22:46

General

  • Target

    fee35732f5ac90d2074a3103c0f021fb602c364617cf297038a8834f8f30fa5d.exe

  • Size

    1.1MB

  • MD5

    cab674004c6f76c5d994724abf83e4fa

  • SHA1

    ad1df8b1bbc7ea4fd06ac7544cd366f8c3ff70b0

  • SHA256

    fee35732f5ac90d2074a3103c0f021fb602c364617cf297038a8834f8f30fa5d

  • SHA512

    90b7672b9f84efaeda3a0906da69fd17cf6f6b10557c2eabee3800d3c632e7fd884ef8cb43dc39e57f1444dd5289ada7915c7bb47bf1242bf68897c71019866c

  • SSDEEP

    24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Qy:CcaClSFlG4ZM7QzMx

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fee35732f5ac90d2074a3103c0f021fb602c364617cf297038a8834f8f30fa5d.exe
    "C:\Users\Admin\AppData\Local\Temp\fee35732f5ac90d2074a3103c0f021fb602c364617cf297038a8834f8f30fa5d.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3880
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:5024
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:732
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:3784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

    Filesize

    753B

    MD5

    909b5c0d18b412aad9932fabdca74907

    SHA1

    74a94376ef15ebc0abe16a97f3890cfeabe0ac7d

    SHA256

    0fcef94db979c20a1d1506000c35831eb399bea00ddad5b72218d4280a0913de

    SHA512

    b6179232472316d33ec67322181f9984de645a6e248545f72b565cd82c5beae31b8e0154d1c0a9834a896f8acb6d9077da050fd0cacd48470faafc18717a7b8a

  • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

    Filesize

    1.1MB

    MD5

    eabfd2f0a33be12da4fe4776098cbdc9

    SHA1

    3e4cd60ff63c21e1174c70d3de28bd430c9c46bb

    SHA256

    ab5671dcd83594cfd1a5e82930c207f1958bae13dce6770c1361044f91f030f4

    SHA512

    9aaabf72b7d4a3a86a654349e2362a427a6532977b596894dc4172f8802b51baecf3bcc8ba853002065c08126d6f0ea47c5d21289195f0c69a888f3974ff57b8

  • memory/1216-10-0x0000000000400000-0x0000000000551000-memory.dmp

    Filesize

    1.3MB