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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2024, 04:02

General

  • Target

    b18bc97e08168c439ade81044ae248f3.exe

  • Size

    98KB

  • MD5

    b18bc97e08168c439ade81044ae248f3

  • SHA1

    8dc5ab86f914c642ba3bf0fd0116bfdbdb3c6a4d

  • SHA256

    7afa1761e27beca2ea1c065a9ec99f0efbc5a7b027a245d1cabb185d001865f2

  • SHA512

    26b4e5b082c3ec8d2cc49631671980ab96a9aaff992ac69b301928e9745bf70b76398dd2ad900b5377b07d1bc10866a94923930b92a4d91470607fa3f57e0cb1

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpwqWsviPGF20:AnBdOOtEvwDpj6zP0

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b18bc97e08168c439ade81044ae248f3.exe
    "C:\Users\Admin\AppData\Local\Temp\b18bc97e08168c439ade81044ae248f3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    98KB

    MD5

    519ed9020388d60eb7392492c3c70ffb

    SHA1

    b74ebb2ce8dad62d1c37e9ab99901cb1a8cc5cb3

    SHA256

    46f4b9b7a4e81004ba13b3d6b40ddfb65aaf7e52aa4abb52669a0ecbb376fc63

    SHA512

    42ca88cc02933fdbb96e62489918e002bcbf5712042e15415373919a9048bd86a47aa1f706ed1dc24b5a0008c86997ee8ed05e2c59acd9c4c30efe0b900dc9ac

  • memory/1576-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1576-1-0x0000000000460000-0x0000000000466000-memory.dmp

    Filesize

    24KB

  • memory/1576-2-0x0000000000490000-0x0000000000496000-memory.dmp

    Filesize

    24KB

  • memory/1576-4-0x0000000000460000-0x0000000000466000-memory.dmp

    Filesize

    24KB

  • memory/1576-15-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2784-16-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2784-18-0x0000000000470000-0x0000000000476000-memory.dmp

    Filesize

    24KB

  • memory/2784-20-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2784-26-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB