Analysis

  • max time kernel
    242s
  • max time network
    253s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2023 22:56

General

  • Target

    0642f4a9e7643fcefb09eb5073b283fd.exe

  • Size

    10.2MB

  • MD5

    0642f4a9e7643fcefb09eb5073b283fd

  • SHA1

    3f9fead424c93afbfb0787e743eb3d37c272dd00

  • SHA256

    a886a8d25168770cfc57d02011e98e52bbbc45e33eb990c47d5a3a3da72f9bf9

  • SHA512

    0576d934a611d3fe16d990ac2a2b606ebf2e85d2a3ecfbb55112cc1f2d88c224652fff6d40e48c373e71d4cbf661f9e8e5461c2858a3dce6ba8035504b8c33df

  • SSDEEP

    98304:r1lCxQ86Q7oYYN3S11qronI0Iy5fKP7grvYLS3X55PAnFMINLzwjW3S11qronI09:rz8F7fYwa0j9nAPzMVa0j9

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.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0642f4a9e7643fcefb09eb5073b283fd.exe
    "C:\Users\Admin\AppData\Local\Temp\0642f4a9e7643fcefb09eb5073b283fd.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:416
    • C:\Users\Admin\AppData\Local\Temp\0642f4a9e7643fcefb09eb5073b283fd.exe
      C:\Users\Admin\AppData\Local\Temp\0642f4a9e7643fcefb09eb5073b283fd.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0642f4a9e7643fcefb09eb5073b283fd.exe

    Filesize

    1.2MB

    MD5

    6535ea5564b8b296bec93dba0970c3f6

    SHA1

    dd31a780e52ca48b0a8fafa0dbbef466952b4c32

    SHA256

    b12f692a51c82437be5abd83fe159d9de76486698106be2756ef866c8c53fd40

    SHA512

    b563abd3c4343839dfffa0f1d69f1407182d741029d5213bb8b99e26a8db2124aa1943ff94b26f311716e55af64fa6acfa728cc4145224581446000f13a55f0b

  • memory/416-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/416-1-0x0000000002230000-0x000000000248A000-memory.dmp

    Filesize

    2.4MB

  • memory/416-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/416-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/1924-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/1924-18-0x00000000021E0000-0x000000000243A000-memory.dmp

    Filesize

    2.4MB

  • memory/1924-22-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB