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Overview

overview

7

Static

static

3

b523c5585e...d5.exe

windows7-x64

7

b523c5585e...d5.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    140s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/05/2024, 23:24

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General

  • Target

    b523c5585efa129263f522c05354732cc2c2182bf09e4f5012d2b605050d31d5.exe

  • Size

    1.1MB

  • MD5

    36ecd31ccf9de49f89ef35d5142d7604

  • SHA1

    7048aea1105dbe612bbb1201798f243715cbb1b7

  • SHA256

    b523c5585efa129263f522c05354732cc2c2182bf09e4f5012d2b605050d31d5

  • SHA512

    0a6e0075828c3b32f8b5e2149c1927d489641255e5a08a400388db2396ea354d3ad3f5562281f4ec482bd6f2e7dbba101c8dae98b3a72fcb3b50734684546bfb

  • SSDEEP

    24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5QB:acallSllG4ZM7QzMi

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\b523c5585efa129263f522c05354732cc2c2182bf09e4f5012d2b605050d31d5.exe
    "C:\Users\Admin\AppData\Local\Temp\b523c5585efa129263f522c05354732cc2c2182bf09e4f5012d2b605050d31d5.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:672
    • 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:3340
      • 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:4760
        • 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:4604
          • 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:3616
        • 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:1944
          • 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:1828
  • 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=4168,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3984 /prefetch:8
    1⤵
      PID:1896

    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

      80333f29262160f6a62d1c59534d1976

      SHA1

      2da8151f4d6910fa59382b038115bbaeb4acf31f

      SHA256

      ae363f480cab6f1a7472fbb7cb9f067cb9b2adf52e57d5952d3726194a2d9e0d

      SHA512

      57e9e2532a4617314909ffe3eaf5e80dbed0d12e61c3e0dc4e04117281be1951123546eb43548d82da5321c8c64ca64c744016cf8a613dc2aeadeaaa0997a325

      Download Submit

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

      696B

      MD5

      f080eefd41c0fca1c404d5133fb5c957

      SHA1

      bef3f9c014eca7cf4dc001f3d85befd3681d4bcc

      SHA256

      758f74e1aa31de598fbf37f70ffd76f936c0b5dd2227b17c0d8e9ac4506f3aaf

      SHA512

      e2066e4082f51d4064bfd68eff48c97c481bbb524bb0fa2da0b5ae25bda730811d2933480a72d91a8e5c10ac794f0e793fb8323892332eb9b7c43890ee25c4d7

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

      1.1MB

      MD5

      c95386df446d8d2e6a71ddaa033656a5

      SHA1

      1de9ac18b217829d26fa6fb2cb21503ee8ea37e0

      SHA256

      05b49ba78f08313271cb50967d53c8bf411343870a35785768b8546dae2677e5

      SHA512

      3c05649c0ce20dfbf20de0a9524db0d8bd0fbc20579a26d79bfd0b0d4275f8dfeb4a2514195cc9feba3c82dc7962f90076d0ee8e41f070e54ec66787366e7b85

      Download Submit

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

      1.1MB

      MD5

      6f1bf26edca15cefdbb5fd95beb7df73

      SHA1

      4ccc27fc41b46d64663e772726f3c3ac4bd875a0

      SHA256

      c793b9ffe616786cf064e1fa16b39a8cd0b377fe1153f3a7f3666684f0d420e7

      SHA512

      ef2d27b7db1382991fc3224b392cc77f4cef98e7defb20b79b5e7a74e538b25b213eae316b64babe6e9996771b748881a06995052b5d633dd8e9737786d6b7e7

      Download Submit

    • memory/672-0-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/672-10-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/1828-29-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/1828-30-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/3616-28-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/3616-31-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/4760-13-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/4760-24-0x0000000000400000-0x000000000055F000-memory.dmp

      Filesize

      1.4MB

      Download