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Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 05:47

General

  • Target

    72cf74b3b73e924886982585b3f4bef8.exe

  • Size

    266KB

  • MD5

    72cf74b3b73e924886982585b3f4bef8

  • SHA1

    a120b3165ed86ee20b503d584f2880d97422887d

  • SHA256

    aa451e8b025a900338c15a31d5ddb66859d5a3d615341d413f970d42a46d35b9

  • SHA512

    5c646a228dac3e0d98ea5ad4f633778c25d9eb6a49dbdc85b0e9f5e238b911e36fbe52d55fe37b124873b980fed487f52fd0fecc66a9f750cae660d297870491

  • SSDEEP

    6144:5RCtahwXyw2HT06CW4EeIY6AZwDT5fQJ3Taydob7CThxXgFP8MU0m/0nChhtQ:5ctaCXP2Xt4EtVDt4J3u2obohxQF0dHG

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 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\72cf74b3b73e924886982585b3f4bef8.exe
    "C:\Users\Admin\AppData\Local\Temp\72cf74b3b73e924886982585b3f4bef8.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3456
    • C:\Users\Admin\AppData\Local\Temp\72cf74b3b73e924886982585b3f4bef8.exe
      C:\Users\Admin\AppData\Local\Temp\72cf74b3b73e924886982585b3f4bef8.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\72cf74b3b73e924886982585b3f4bef8.exe

    Filesize

    24KB

    MD5

    d49eb72f397064c20ea28b27f1e92eea

    SHA1

    1f00dd1b0fce5c5a22296e9e47d2c300e403b17c

    SHA256

    b3132421694d2546f563f65f88b1ecb1617624dfb99a9d1f56fcebfaf9badc9e

    SHA512

    1b5b15b9e3b2ed5b17a9d1f0cbb7716b002592b1336f6a0555a54f23507892a9683647bbb1feb3056215c7d48cd99898b48d95c838b44e22b6815a69ee94fe29

  • memory/536-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/536-17-0x00000000001B0000-0x00000000001D1000-memory.dmp

    Filesize

    132KB

  • memory/536-33-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3456-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3456-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/3456-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3456-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB