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Analysis

  • max time kernel
    140s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2024, 18:13

General

  • Target

    b9590cf2309d39b6ab4f0270d61a9032.exe

  • Size

    2.6MB

  • MD5

    b9590cf2309d39b6ab4f0270d61a9032

  • SHA1

    08cd8a0469c352293d8e8022e5333abb02bc02f1

  • SHA256

    02c7711da4669b48faf0d4fe3054f0d67c348b17631834b4bd1eb04f618c48bd

  • SHA512

    c69fa817a23f0d95cf20d4f8634a695180df958b9fef7f0196616ec89851d442e6244644cfb80ea5471bf27ab9fd8232381147c68eb5238afbbb5901665c3c64

  • SSDEEP

    49152:bpqq2piyxFuz2oeaGRhubC+9FPncD2ewEXgTG/hfWK6JIR7K8+CTWzay3:FqziyxF3X4PnA8B3

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\b9590cf2309d39b6ab4f0270d61a9032.exe
    "C:\Users\Admin\AppData\Local\Temp\b9590cf2309d39b6ab4f0270d61a9032.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:392
    • C:\Users\Admin\AppData\Local\Temp\b9590cf2309d39b6ab4f0270d61a9032.exe
      C:\Users\Admin\AppData\Local\Temp\b9590cf2309d39b6ab4f0270d61a9032.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b9590cf2309d39b6ab4f0270d61a9032.exe

    Filesize

    2.6MB

    MD5

    4dca3b58df1121614d615e044b406cd7

    SHA1

    5656926ee1b85fdc48cad93ed896878950f23625

    SHA256

    498798d445314aa8a6537bf5c4a7f1edbcf1cccd78071aedaa0028240fb7a652

    SHA512

    adbbc49b7ecb0fbafbfe9182807882066efe00c6afd1a3c40ba1c58b6112de5b4406b1c06d64ed8e4179d9440a45b301926800527fa3e4f7f007b953ca465f8c

  • memory/312-17-0x00000000021C0000-0x000000000241A000-memory.dmp

    Filesize

    2.4MB

  • memory/312-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/312-30-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/392-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/392-1-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/392-2-0x00000000021B0000-0x000000000240A000-memory.dmp

    Filesize

    2.4MB

  • memory/392-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB