Resubmissions

13/04/2024, 10:00

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13/04/2024, 10:00

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13/04/2024, 10:00

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13/04/2024, 09:59

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13/04/2024, 09:59

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09/04/2024, 08:20

240409-j8er4aad99 8

09/04/2024, 08:20

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09/04/2024, 08:20

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09/04/2024, 08:19

240409-j8cyhadg4s 10

26/02/2024, 04:47

240226-feyrbsdb58 8

Analysis

  • max time kernel
    270s
  • max time network
    1205s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-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 57 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • 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:1052
    • 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:3784
  • 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 --mojo-platform-channel-handle=1412 --field-trial-handle=2256,i,16750283575152780128,2524258836761969159,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3572
    • 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 --mojo-platform-channel-handle=3972 --field-trial-handle=2256,i,16750283575152780128,2524258836761969159,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:5620

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              2.6MB

              MD5

              21112c87b4bb2b0bb8004c1f1653d36e

              SHA1

              31aed7e1843c4cc528931710ba578f909e71d764

              SHA256

              556b87267249b63a0e4ab4e0afd7924e88f72e036c55c1e18c40c7889762449c

              SHA512

              b95c5603d090c79c8e67bd8f6f5cedffd2d0c5b1d453489d99733997ff2722d83a138c925790ed4341d61756f859ff5523ef54674553b6602b730a7042eccb2f

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

              Filesize

              11.6MB

              MD5

              fc19d5ee6587baa0b8e1e73e82334f7b

              SHA1

              5b1a1a66dbf1f84e2165e31984bf536bc586d2c6

              SHA256

              34b6ee7351a3a3bcb8c3f4f7e9d5cd14e93fa1cf87da6fecb3e8732bd8e6ac1c

              SHA512

              dcdeb434369cdd773a81cb030f7bd05d2ec39d6899869f1b0656e5c7a348d2b039317538cee86f355141bbf3efea723ac9f2161f20c56873e3ab3855e314d272

            • memory/1052-1-0x0000000004C40000-0x0000000004E03000-memory.dmp

              Filesize

              1.8MB

            • memory/1052-2-0x0000000004E10000-0x0000000004FC7000-memory.dmp

              Filesize

              1.7MB

            • memory/3784-3-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-5-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-6-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-7-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-8-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-9-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-14-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-15-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-16-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-25-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-35-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-37-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-43-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-46-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-54-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-55-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-56-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-60-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-61-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-62-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-63-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-67-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-68-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-69-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-73-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-74-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-75-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-76-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-77-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-79-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-78-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-85-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-84-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-89-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-103-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-101-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-110-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-113-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-109-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-108-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-114-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-112-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-104-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-99-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-106-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-90-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-97-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-94-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-93-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-92-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-98-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-91-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-96-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-87-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-86-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-81-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB

            • memory/3784-83-0x0000000000400000-0x0000000000848000-memory.dmp

              Filesize

              4.3MB