Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/09/2024, 00:30

General

  • Target

    4c6e3040d0830419bbd71eab76dbfdfed3a7d7725767abecc925bc9386437192.exe

  • Size

    1.1MB

  • MD5

    af79f57a7ba2da15c0501e3b3e4081ab

  • SHA1

    b16a393c30f792c9d50e754907c6f4805dab7102

  • SHA256

    4c6e3040d0830419bbd71eab76dbfdfed3a7d7725767abecc925bc9386437192

  • SHA512

    677a1b6fe577bdeb75140f1098a3600a52ae6631806b2e214d6ab9ba85c7d231c6fad02c589e6ddbd1266f60ec1ad43bbabe4a09f2f494ef080d97185c1b1eff

  • SSDEEP

    24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Q5:CcaClSFlG4ZM7QzM6

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\4c6e3040d0830419bbd71eab76dbfdfed3a7d7725767abecc925bc9386437192.exe
    "C:\Users\Admin\AppData\Local\Temp\4c6e3040d0830419bbd71eab76dbfdfed3a7d7725767abecc925bc9386437192.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:2412
    • 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:3088
      • 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:3472
    • 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:1360
      • 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:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    753B

    MD5

    a4b37e10eca201c92055aeb496836b7b

    SHA1

    866aee95a89abd0df0dbb7984ef7ad0ffb554580

    SHA256

    8a9e43c5aa518b58693d15c90ce357bc31e49a5662fb4758a0dc759eeb464b88

    SHA512

    2838c45f9b3c869ae505aa8d3917f029a6a6beebcc4744f264ca09f8b186676ee32c23bfbd0e520c447c99f3bc82a37c73c6eb06b5fd78de1a11244e0d30ff00

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

    Filesize

    1.1MB

    MD5

    c8477f09a31d1ba4e8571bc40f6c5b5b

    SHA1

    bc5b40a9070d418dafa70309a4b59af80d8fc6fd

    SHA256

    af7433c01bd43ba0cced0cdfeeae49a9d6737fbed0f42f82636eb598fdee64bc

    SHA512

    2a70da74a35b631b906728b848763c6111ab08d7eb7d03a9524632b5ff2141e152ba7322551fa0e7d4353740966e432595a7571fb1fcd564094868f80a157b10

  • memory/2412-10-0x0000000000400000-0x0000000000551000-memory.dmp

    Filesize

    1.3MB