Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 09:18

General

  • Target

    144d7629155ca38233d22f8fbdda4650.exe

  • Size

    133KB

  • MD5

    144d7629155ca38233d22f8fbdda4650

  • SHA1

    c9f1e7e16cdcae9ea23184b3dff7c4a3ddd3509a

  • SHA256

    5172f08254a36373d694416452a915bdafcc2c2331766c93e77a4e96da3de553

  • SHA512

    bec980f4d6671b58106d22ca558519ac81d2cafbaad05cefda9fd3b0e86873a84aeaf424454d8dcc6084219f23695e8142a3e1e1d585b8c18b2af6d22862c71f

  • SSDEEP

    3072:iX+CXL22+mwq8UjcWrdRgw+tto5vwoCY8IVpBGsQQ:iX+CXLv+mR8pYdiwqo5jpBGsQQ

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\144d7629155ca38233d22f8fbdda4650.exe
    "C:\Users\Admin\AppData\Local\Temp\144d7629155ca38233d22f8fbdda4650.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Users\Admin\AppData\Local\Temp\144d7629155ca38233d22f8fbdda4650.exe
      C:\Users\Admin\AppData\Local\Temp\144d7629155ca38233d22f8fbdda4650.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\144d7629155ca38233d22f8fbdda4650.exe

    Filesize

    133KB

    MD5

    a13671f0b7161a39d60fea0bc3a6af2c

    SHA1

    819bb2e1164643d4703d29a0c58b560739050c03

    SHA256

    82102c9837de58d876a77d57c954752e33c3e43f62f8232aeac762ec6c22aaa5

    SHA512

    2bdfffb0d36f8d1e8b9a7a77df4e7a1e2bce7ce0b69799f41a193a7598702b7b84720cc525cf42ed518bd6ac5364825d823f1e320833df4c9ece6b45fb960a99

  • memory/2708-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2708-20-0x00000000001E0000-0x0000000000201000-memory.dmp

    Filesize

    132KB

  • memory/2708-42-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2872-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2872-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2872-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2872-15-0x0000000000190000-0x0000000000216000-memory.dmp

    Filesize

    536KB

  • memory/2872-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB