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Analysis

  • max time kernel
    96s
  • max time network
    133s
  • 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, 03:31

General

  • Target

    b666d3aaf2ff25eaf72baff9b1233162.exe

  • Size

    2.9MB

  • MD5

    b666d3aaf2ff25eaf72baff9b1233162

  • SHA1

    684492f8c37e4fedd4a244d14d0a8a1c63da20f3

  • SHA256

    0071d9d96323fa3f340b657b251067051024dbcce475aae3c67005cd23dfb4ef

  • SHA512

    de74af2cd4a2cdf2569968497905ef4e89a8c6cc21ad5110c5c2765addec19fa0bd58615ab3bf526932c236e321f11f811446538494f7310ae8fdb99f19c3db3

  • SSDEEP

    49152:G5514GLst9MHGk5/P/TNbmA4P4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:O52JmGk5/P/ZmA4gg3gnl/IVUs1jePs

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b666d3aaf2ff25eaf72baff9b1233162.exe
    "C:\Users\Admin\AppData\Local\Temp\b666d3aaf2ff25eaf72baff9b1233162.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Users\Admin\AppData\Local\Temp\b666d3aaf2ff25eaf72baff9b1233162.exe
      C:\Users\Admin\AppData\Local\Temp\b666d3aaf2ff25eaf72baff9b1233162.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1960

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b666d3aaf2ff25eaf72baff9b1233162.exe

    Filesize

    2.9MB

    MD5

    010ae0560a97fb82b0c05eaf229705f7

    SHA1

    e1464cd2fe7d7df57fe0c0af101aef432459f99e

    SHA256

    f641d0d29884367d1e974c48340de557588c13b5621477d1c2876a9c48a6ee9c

    SHA512

    f87e74426e731f8acaefe21051a1efb6945d045bb990c92267208fa29b269a9adbe557a616085507d7370e51daa8a8c66e8471be412d6d4451b7f0868591e132

  • memory/1960-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/1960-15-0x0000000001DB0000-0x0000000001EE3000-memory.dmp

    Filesize

    1.2MB

  • memory/1960-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1960-20-0x00000000056B0000-0x00000000058DA000-memory.dmp

    Filesize

    2.2MB

  • memory/1960-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/1960-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2372-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2372-1-0x0000000001C80000-0x0000000001DB3000-memory.dmp

    Filesize

    1.2MB

  • memory/2372-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2372-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB