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Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/12/2023, 21:16

General

  • Target

    f8aa70476b8f0bd64078e92b9fe25943.exe

  • Size

    56KB

  • MD5

    f8aa70476b8f0bd64078e92b9fe25943

  • SHA1

    e9a172cb77659e473ae0878616f2ceefb68298e8

  • SHA256

    be1ab208727be6391c66bdd7c6e9710a51b83960212bf4e34f15b7017a95a95c

  • SHA512

    3e2fe89c125bfef38a72102c2b607aed530ddc07b08e0c5932eeea52aa398454fb9401d5eca32d8cb1eb4d60d034f9b1cc6bd56cfee3d638a59a95cfa89e030d

  • SSDEEP

    768:vykY1WhABIYwbIJdtGQ4jSEUbqoQaZI3ipiUn4mLhvh97j/QkSEE0dOi9B3oH:vQ0ABbgIJdcjSVeBhWDn4w7jgJi9B3e

Score
7/10
upx

Malware Config

Signatures

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

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8aa70476b8f0bd64078e92b9fe25943.exe
    "C:\Users\Admin\AppData\Local\Temp\f8aa70476b8f0bd64078e92b9fe25943.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1116
    • C:\Users\Admin\AppData\Local\Temp\f8aa70476b8f0bd64078e92b9fe25943.exe
      C:\Users\Admin\AppData\Local\Temp\f8aa70476b8f0bd64078e92b9fe25943.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2984

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\f8aa70476b8f0bd64078e92b9fe25943.exe

    Filesize

    56KB

    MD5

    7354a5a64480234fa6b0b7dd7aa95f61

    SHA1

    f97cc8d6d124eb50c4d9d99cd478d2d60a76ccd3

    SHA256

    daa600ed9d634943be313af8d9d513ce68d5d35e249812512af803234b05fcb7

    SHA512

    104a81c0be0966188f0e3cc5294f827498b94e5c744e38aacc5d9be753f5530edbafdbd2c7f50e3e696ea6b1c5d2111df26814186076c662d74928c4a86de745

  • memory/1116-0-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1116-1-0x0000000000190000-0x000000000019E000-memory.dmp

    Filesize

    56KB

  • memory/1116-12-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1116-2-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2984-16-0x0000000000190000-0x000000000019E000-memory.dmp

    Filesize

    56KB

  • memory/2984-25-0x00000000014B0000-0x00000000014CB000-memory.dmp

    Filesize

    108KB

  • memory/2984-20-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2984-14-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2984-13-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2984-26-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB