Resubmissions

13/04/2024, 10:00

240413-l1wfzsff9v 9

13/04/2024, 10:00

240413-l1v58acg25 7

13/04/2024, 10:00

240413-l1nq5scg23 8

13/04/2024, 09:59

240413-l1gylacf99 7

13/04/2024, 09:59

240413-l1gb3acf98 7

09/04/2024, 08:20

240409-j8er4aad99 8

09/04/2024, 08:20

240409-j8egbsad98 8

09/04/2024, 08:20

240409-j8dvssad97 10

09/04/2024, 08:19

240409-j8cyhadg4s 10

26/02/2024, 04:47

240226-feyrbsdb58 8

Analysis

  • max time kernel
    170s
  • max time network
    1204s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    09/04/2024, 08:20

General

  • Target

    40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe

  • Size

    1.8MB

  • MD5

    147f5f5bbc80b2ad753993e15f3f32c2

  • SHA1

    16d73b4abeef12cf76414338901eb7bbef46775f

  • SHA256

    40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990

  • SHA512

    9c43aaa68161ef04c60e3f64c3fd54426dfd387f0013f009f3da94d45f19e514cd41de7b95865c47f55e5800222fd74736659138bb96406aa37f9cdc8e5799b6

  • SSDEEP

    49152:L0F7w+ANy7moCOmY9x5VlLdf0w26/biK:IaXsCc9nmwfOK

Malware Config

Signatures

  • UPX packed file 48 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
    "C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3756
    • C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe
      "C:\Users\Admin\AppData\Local\Temp\40dc1ae099f2278650c0aa599ba00f659a87996208133d6a64b0cc5cbb5fe990.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:1380

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus

          Filesize

          2.6MB

          MD5

          21112c87b4bb2b0bb8004c1f1653d36e

          SHA1

          31aed7e1843c4cc528931710ba578f909e71d764

          SHA256

          556b87267249b63a0e4ab4e0afd7924e88f72e036c55c1e18c40c7889762449c

          SHA512

          b95c5603d090c79c8e67bd8f6f5cedffd2d0c5b1d453489d99733997ff2722d83a138c925790ed4341d61756f859ff5523ef54674553b6602b730a7042eccb2f

        • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new

          Filesize

          6.4MB

          MD5

          d47b32f5fadb92c675ce98e70f6f7f1e

          SHA1

          d1b532d9f849eda8f7b7f303a945c985f5cf6988

          SHA256

          286c5392a5add00488282f9a262afc712be94a95615e4e7dfb0e27bca8c279bb

          SHA512

          74d0f5cd309e0c72a09f27a8589f3a417d49b35c6b9ad7a65ab96e23fc8d03afd40bd42aef10c85811fb2dc1f337027af092cd43152464ce9b971051a0ef39a2

        • memory/1380-4-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-2-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-5-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-6-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-7-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-8-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-30-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-42-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-46-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-47-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-48-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-49-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-50-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-51-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-56-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-57-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-58-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-61-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-79-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-70-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-86-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-100-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-105-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-98-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-81-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-78-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-102-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-101-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-85-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-83-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-95-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-90-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-89-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-76-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-84-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-74-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-82-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-80-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-77-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-69-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-65-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-67-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-66-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-62-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-59-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-52-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-54-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/1380-53-0x0000000000400000-0x0000000000848000-memory.dmp

          Filesize

          4.3MB

        • memory/3756-1-0x0000000004D90000-0x0000000004F54000-memory.dmp

          Filesize

          1.8MB

        • memory/3756-3-0x0000000004F60000-0x0000000005117000-memory.dmp

          Filesize

          1.7MB