Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 13:08

General

  • Target

    992171e45a96f2b6fd0d0a834a7e384c.exe

  • Size

    133KB

  • MD5

    992171e45a96f2b6fd0d0a834a7e384c

  • SHA1

    1cd3d4c6eb62c14d288a3315275610790af18b24

  • SHA256

    0784ce5cf61a5de34ba69ffa2c6fdfebefc1a641bb6ee05a3343a37253a659e1

  • SHA512

    65907ce77e253922dd961f95be2d3d6759858c874ad156c4d5f91b73f3dafe65a26a9ad497ae70e19308e89c34e936e8bebb9872e00a1ebdb36cf84ac5e36622

  • SSDEEP

    3072:8Op+B9KjfEsY7QCXahCC+ajDxCwa2rVbVnYGBmK6fsw/0npLdU2ltp9SVAQ:BMuf/Y75zC+aPUl6ZVYDnUW2llSVAQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\992171e45a96f2b6fd0d0a834a7e384c.exe
    "C:\Users\Admin\AppData\Local\Temp\992171e45a96f2b6fd0d0a834a7e384c.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1560
    • C:\Users\Admin\AppData\Local\Temp\992171e45a96f2b6fd0d0a834a7e384c.exe
      C:\Users\Admin\AppData\Local\Temp\992171e45a96f2b6fd0d0a834a7e384c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\992171e45a96f2b6fd0d0a834a7e384c.exe

    Filesize

    133KB

    MD5

    a5e24ec3a822853aca415ecc5e765200

    SHA1

    095ed2e52a6e5e09db9e851fd2b6b4d2423ded2f

    SHA256

    ba6945a843d7a24fb646bfb6993d96d3229cb72af2e5158cf794feb8f74e91f4

    SHA512

    17665c4901b69e3fbb577549f23e1f459d5e468d89b7f4dbcdb2a880f446a70fe5389ecd6466dc5fdc11172f767234bdcde608af91feae2e3995b41ee6cfc68b

  • memory/1560-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1560-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/1560-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1560-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2988-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/2988-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2988-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB