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Analysis

  • max time kernel
    118s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 05:18

General

  • Target

    29b9770007c71186b75ab7e4a72dceba.exe

  • Size

    133KB

  • MD5

    29b9770007c71186b75ab7e4a72dceba

  • SHA1

    580ba921940af1dce6568a38853bf4be4425f5b1

  • SHA256

    b109e44fc2b54a63d641a8a64ca8dd720bd2cbdd7222bc89d4ecf5621fe3790c

  • SHA512

    22bf39071f344e1c955f9a436b736600af3c947599152186fb7713e7d20edae6c067d06888c2df592700d37f93041e2b4e3bdf19834e0c5b52c23b57faede997

  • SSDEEP

    3072:Tat0Z/16JtbMaonalQRSBQTAvyNAFK8RyIh0wXcSuhdp77Q:TjB16/b5oaC4Bpvyqg2yIJsdl7Q

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\29b9770007c71186b75ab7e4a72dceba.exe
    "C:\Users\Admin\AppData\Local\Temp\29b9770007c71186b75ab7e4a72dceba.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Users\Admin\AppData\Local\Temp\29b9770007c71186b75ab7e4a72dceba.exe
      C:\Users\Admin\AppData\Local\Temp\29b9770007c71186b75ab7e4a72dceba.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\29b9770007c71186b75ab7e4a72dceba.exe

    Filesize

    133KB

    MD5

    99753dfdffe19573fbcb2dd557a70ce1

    SHA1

    003452a0b84de7fd4fb6a7dce3b4db8741173017

    SHA256

    8012a20f433f9a35637081d8f0b5794adfbca7df7d186013ca74c6240c76807a

    SHA512

    d581d484a54719f22b3e2aa1a46bff64eeb875c670ad63e78a65aa62ad0b1a79529d03c94818400664d98cf0306bee7c205c5fe8ec32f1e1f0de1b368927464e

  • memory/2372-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2372-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2372-5-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2372-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2372-13-0x00000000001A0000-0x0000000000226000-memory.dmp

    Filesize

    536KB

  • memory/2372-43-0x00000000001A0000-0x0000000000226000-memory.dmp

    Filesize

    536KB

  • memory/2712-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2712-19-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2712-44-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB