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Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2024, 22:32

General

  • Target

    70bb0050fb94d2ba7f34387b493af4d0.exe

  • Size

    133KB

  • MD5

    70bb0050fb94d2ba7f34387b493af4d0

  • SHA1

    7f4aef0c6ce569587e03255a6c4fc1889739781d

  • SHA256

    7ec7f7c39c079d3a35bdbe72873f76f6f08269b7bda3b612ea74b42daac594b5

  • SHA512

    6b99e8dcab765822bcb304aa814415a17d93444f2a46d2ded0e02a3cac42f756b4b256045b07bcb883b9409203af8a82c84e9e423eb3c4f1a673b212952189bd

  • SSDEEP

    3072:Nyj0dxq9ORycTi2HZ04/ogxVFtqX3XNFtZroXNfQ2URY51prB8vvPJ5Q:FxqiXi20WbnqnXXUNfQ5RYvpt0XJ5Q

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\70bb0050fb94d2ba7f34387b493af4d0.exe
    "C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe
      C:\Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\70bb0050fb94d2ba7f34387b493af4d0.exe

    Filesize

    133KB

    MD5

    d9c1db3ef6e79486ae28c4d300382c55

    SHA1

    8684a86fb67eee94b0d9e29327bf6180c2380a69

    SHA256

    82d78e7a551a1e058f83db34d97839a8637325da62866e7db66489ebcece9879

    SHA512

    4066756fd627090b55bebb1075007add5e39f5c088aab11903dc1ae75dfe6aa94f729d2ed67bf4a4c0e2379685fec3f5db41fe9d4123dd49d07aa68b02a08a59

  • memory/2620-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2620-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2620-3-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2620-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2620-14-0x00000000001E0000-0x0000000000266000-memory.dmp

    Filesize

    536KB

  • memory/2644-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2644-20-0x00000000001E0000-0x0000000000201000-memory.dmp

    Filesize

    132KB

  • memory/2644-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB