Overview

overview

7

Static

static

3

dcbf55ecf7...05.exe

windows7-x64

7

dcbf55ecf7...05.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    134s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 22:21

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General

  • Target

    dcbf55ecf7f43a573714d31e7a16dced2280437ec8b7654f8df132c9fc497605.exe

  • Size

    1.1MB

  • MD5

    589863e1364873fa5040635790aaef35

  • SHA1

    9e32135db50d7937fe5a7499676bd49caaf0a45d

  • SHA256

    dcbf55ecf7f43a573714d31e7a16dced2280437ec8b7654f8df132c9fc497605

  • SHA512

    cdb2744aac0dc2fb3c9d15ae4e91a8a7500e1f9d48e79c058c287d8911f066c86ba659d7a071e77f7cd8920c812fa0e69dc279d23c257fb597553b57fcf62068

  • SSDEEP

    24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Q6:CcaClSFlG4ZM7QzMp

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 5 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dcbf55ecf7f43a573714d31e7a16dced2280437ec8b7654f8df132c9fc497605.exe
    "C:\Users\Admin\AppData\Local\Temp\dcbf55ecf7f43a573714d31e7a16dced2280437ec8b7654f8df132c9fc497605.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Checks computer location settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Checks computer location settings
        • Deletes itself
        • Executes dropped EXE
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1092
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
          4⤵
          • Checks computer location settings
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:4656
          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:3656
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
          4⤵
          • Checks computer location settings
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2016
          • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:3856
  • 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 --field-trial-handle=4084,i,5711962389779687290,1245653010537220991,262144 --variations-seed-version --mojo-platform-channel-handle=4208 /prefetch:8
    1⤵
      PID:3184

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini
      Filesize

      92B

      MD5

      67b9b3e2ded7086f393ebbc36c5e7bca

      SHA1

      e6299d0450b9a92a18cc23b5704a2b475652c790

      SHA256

      44063c266686263f14cd2a83fee124fb3e61a9171a6aab69709464f49511011d

      SHA512

      826fbc9481f46b1ae3db828a665c55c349023caf563e6e8c17321f5f3af3e4c3914955db6f0eebfc6defe561315435d47310b4d0499ab9c2c85bb61264dedc09

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

      753B

      MD5

      1710940665ed3a9988a9048353716782

      SHA1

      e06d0b1fd5cf071c460c4967eca20dc6b9af26aa

      SHA256

      65ede82a5498533ae98bb99c08a9c8b9708980db5652feb20842b7e7d8e0658f

      SHA512

      137fca7352e47b45aaad2c14d702395e6b14b54b699cd0036a67900e7ce5c3d13c296da742eccbe175cd9e01ec68d6346bc258a9746a8580fd6c4e41371aea8c

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

      696B

      MD5

      b5e11596fa3b5ec67af0232750a3cadb

      SHA1

      80cb25f5250390b6b2130c8b4eefc9872cc4939d

      SHA256

      d6429bbb3e3d5c86f30efdb3aa599d47eb8f130c1d0f2a6345e3e9387f7670b3

      SHA512

      06c71dd481c8936cb5c8a259111986a31b94e7bf73267a081e2162e16b3bffc633a257b5dcf2fd64c7bcc95a20ee841d5d07ca2ea5a16b7f862aec9cde5f17f2

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

      1.1MB

      MD5

      b90f6ad02c998584bb92c970c0696288

      SHA1

      ca47b5243a13409597d6fbca2c77b25f3b730e02

      SHA256

      2ebeb9a665497783b95a590ce6acf16e4a2fb42b9d2bca2c4df87588a0790654

      SHA512

      d9d7d9fcaeb6048bd6957b97e7d89dcc46546de974aa250d36cdca09b831a5ebc89c274110813796617c6f816a0f2acd65a0c6498641608d31eed1406edc122d

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

      1.1MB

      MD5

      7b1c8d0094c1fa2c272855be64770eba

      SHA1

      2e535beebcbd3a4f3a2827e257910e7a5efe1761

      SHA256

      1e3740f8d7822abf7289edce1dc98e641c15407f2509f655a770d8731cc7fab1

      SHA512

      4d3f5af607e12b4306e7325713d085c3c8a2979c43dea29391830e98f62a5bdb3e3196eef2fd0ef4d720f119caac2b6520f13e9b6f4da47621fa2be8e1b9ecd4

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    • memory/4796-8-0x0000000000400000-0x0000000000551000-memory.dmp

      Filesize

      1.3MB

      Download