Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 14:27

General

  • Target

    1b68a40a26212ae577a192d33bb13052.exe

  • Size

    133KB

  • MD5

    1b68a40a26212ae577a192d33bb13052

  • SHA1

    6d2654efdbb567d243ccc98bf5d983c80b59f703

  • SHA256

    811d1a31e321df394b8804277bd1a5aedc083bdf8cd74b763bdde47b0e1fd3ce

  • SHA512

    7d67aacea9019889336ed9f323cfae539ba0fcbd0d957dfb6a55db24b84d186ddee0e4f386e03b4be6fc937630543cf426a7c38743058e3496897ba3d6a7d44b

  • SSDEEP

    3072:aBFPo9If78Qas0UWwtnFpgICUkrlMD0zJlXEbyeWA4xG3kvi2CmweQ:aBFPo9IfIQuUWwvpdklARyeKxMkK2Cma

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\1b68a40a26212ae577a192d33bb13052.exe
    "C:\Users\Admin\AppData\Local\Temp\1b68a40a26212ae577a192d33bb13052.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4508
    • C:\Users\Admin\AppData\Local\Temp\1b68a40a26212ae577a192d33bb13052.exe
      C:\Users\Admin\AppData\Local\Temp\1b68a40a26212ae577a192d33bb13052.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1b68a40a26212ae577a192d33bb13052.exe

    Filesize

    133KB

    MD5

    a749c001d7d5120318bd2ce7fb05c215

    SHA1

    27b183454fe33da089efdb6aecbd94269cd142cc

    SHA256

    87c0f0c64eaff60ff01137c91c3d64f354cd426fbd64bf6a9e54238d2d5c7861

    SHA512

    33bcf32613633f70a5e1414b71070dbcabf45e76310e36873a439e3be9a0cf6698a115db0d17fc2bb7404743be531b89a97569de555940e9709c926169e6522f

  • memory/1156-14-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/1156-15-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1156-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1156-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4508-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4508-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/4508-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4508-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB