Analysis

  • max time kernel
    118s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 10:41

General

  • Target

    85c0eeed2800cec40a7d507c303aa0d5.exe

  • Size

    266KB

  • MD5

    85c0eeed2800cec40a7d507c303aa0d5

  • SHA1

    769049bbef772d58361a99cce8bd3da0e4e7903c

  • SHA256

    2f7c7d825f0ec03e125d797620db8c7607dc53a69a0db1f36a84f6e7ffeeca36

  • SHA512

    d14e8cdd41cd509f94f0e0e4ef3dba349ffe2fbd47bf16e20d18933b528fe0b0eff699378882e5df1b54423047ab7af39eb6d84b1ed8db0bc80cefd350db6b41

  • SSDEEP

    6144:Mmj3wJbfoZDq8jZoUcGqwxxbaAySg6Nbc1JanfOgC8E6/VPF7Q:ZUJD8j2Uc2xwRzCbcTgdbVdM

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\85c0eeed2800cec40a7d507c303aa0d5.exe
    "C:\Users\Admin\AppData\Local\Temp\85c0eeed2800cec40a7d507c303aa0d5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Users\Admin\AppData\Local\Temp\85c0eeed2800cec40a7d507c303aa0d5.exe
      C:\Users\Admin\AppData\Local\Temp\85c0eeed2800cec40a7d507c303aa0d5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\85c0eeed2800cec40a7d507c303aa0d5.exe

    Filesize

    266KB

    MD5

    c0ab7a2d58c4e3d93cf78bfd5fa470fb

    SHA1

    2015e02feddca9e4a10ba138fd6f0df3c980a194

    SHA256

    baf529575f3a8e4febb39de363405a674608bb3f17132ce8fc1c0349fcccb9c1

    SHA512

    d7a7b0f22e4b033de23b6be66bc4787c556d278c5842117f3ccd2c3ccaff3cb0f5c1de4e6707fced04e3144ca1357e959d67dc0e59f319ca40e7073fdfe8d4e3

  • memory/2008-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2008-2-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2008-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2008-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2008-13-0x0000000000270000-0x00000000002F6000-memory.dmp

    Filesize

    536KB

  • memory/2396-17-0x00000000002F0000-0x0000000000311000-memory.dmp

    Filesize

    132KB

  • memory/2396-42-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB