Analysis

  • max time kernel
    158s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2024, 17:19

General

  • Target

    b7f2c39fce2e0c4675e8574fda829d45.exe

  • Size

    133KB

  • MD5

    b7f2c39fce2e0c4675e8574fda829d45

  • SHA1

    bec85d61ea47f9ab0e6e3a1c08c013a6a32a0b0a

  • SHA256

    10a8d1b83f7a78a803477af428fb019ff28c742f7ea832e3418f22f41eef7762

  • SHA512

    2b7b053a3c2429712b67ff2dbdc29df3f433ca7cf246c167db696823ec6507424697712db56e297d3bf869510518bfcd43a61189b6b5831b391c69fd131cadb8

  • SSDEEP

    3072:jqrKdrELybW87NBxE6iFrdUGQUev9vM79L1PV50Fq+KViQ:jqrwrELyrutdDevVM79LBV5msQQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7f2c39fce2e0c4675e8574fda829d45.exe
    "C:\Users\Admin\AppData\Local\Temp\b7f2c39fce2e0c4675e8574fda829d45.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1112
    • C:\Users\Admin\AppData\Local\Temp\b7f2c39fce2e0c4675e8574fda829d45.exe
      C:\Users\Admin\AppData\Local\Temp\b7f2c39fce2e0c4675e8574fda829d45.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3212
  • 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=3748 --field-trial-handle=2240,i,16875000905773190493,11379096115878622792,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2052

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\b7f2c39fce2e0c4675e8574fda829d45.exe

            Filesize

            133KB

            MD5

            e6bd7d7719c6e6523e00427537e6d8fe

            SHA1

            bbacb7925f7c7064a64dbd197a76749fc0b9b012

            SHA256

            f6d208292acbbe603d501a70a70ac7e719e9a44e4502464eb53a7da147f5fd14

            SHA512

            43683288066432431700ab3576e6eb6bb9622a08c5cd67040e66317913791204b0cf661784b5e5abd3fca28594e58f60222767e26562bd1bfd59b15b9f3af1eb

          • memory/1112-0-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/1112-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

            Filesize

            132KB

          • memory/1112-2-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/1112-14-0x0000000000400000-0x000000000041F000-memory.dmp

            Filesize

            124KB

          • memory/3212-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

            Filesize

            132KB

          • memory/3212-19-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/3212-31-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB