Analysis

  • max time kernel
    135s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/08/2024, 20:17

General

  • Target

    d3a413ee14a434e6185046265ff11a5e0a2f5230715fa0bd7104cb9a5bc462b9.exe

  • Size

    1.1MB

  • MD5

    c794985179a339c3aa434e832201f255

  • SHA1

    591afb3bbb4e58ca25e482f40df59b8172e9ac75

  • SHA256

    d3a413ee14a434e6185046265ff11a5e0a2f5230715fa0bd7104cb9a5bc462b9

  • SHA512

    4bb861f183af79f93447e0e9085d9c6c259d3fe9ee49b3e4476e0f1f1e50d38faeed0f6706bbd505338a89ee945cea9d68471b2ef210d3a962d7775f7520d544

  • SSDEEP

    24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5Q/:acallSllG4ZM7QzMo

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\d3a413ee14a434e6185046265ff11a5e0a2f5230715fa0bd7104cb9a5bc462b9.exe
    "C:\Users\Admin\AppData\Local\Temp\d3a413ee14a434e6185046265ff11a5e0a2f5230715fa0bd7104cb9a5bc462b9.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:2828
    • 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:2408
      • 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:4108
    • 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:1500
      • 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:4736
  • 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 --field-trial-handle=4116,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:8
    1⤵
      PID:4052

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      753B

      MD5

      fc5fe31b5c3cbdecc1c4846c8a7723ca

      SHA1

      14304404d03361bc390c5731df0744239985fdc2

      SHA256

      85d5c6e619e26f06970c7b4a07327f8886b7c05111e37885ebc86d5f810b2c50

      SHA512

      355a129b94f0db3ed72720081b87fd94022d851fe6341f6f95a9dff49c1518c1228ca457fdd6468050b50846d6458b418a1ad39e254a2cca4a96999fec5a8f86

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

      Filesize

      1.1MB

      MD5

      7c7ec58d8bc17015fd299c5432540707

      SHA1

      ef20d3eee7735e4133241fc15489140aa44e7afd

      SHA256

      1ade266e2bc36e5c52e97ddc5ec5d03887b3cd6d4ca147ea17cafaaac5ba8b34

      SHA512

      21b6997630af7e3b21ce6159923abae32f0b045982df52f9b08ae57c31f084a291eef8aee8c1b11f4c783a1b36b5216faf56c9308cab613c33144f5fe3ede9c8

    • memory/2828-0-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

    • memory/2828-12-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

    • memory/4108-16-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

    • memory/4736-17-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB