Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 11:50

General

  • Target

    jdsohjaixv.exe

  • Size

    34KB

  • MD5

    abf2dfd7d6c4779df1672f93ff84392f

  • SHA1

    75b7b6535875312d97e0479f3abd937dec5163d1

  • SHA256

    eabe397ebdacb6323ebabdc5be57204cb74761a05bd78f10135758e8f1f55e3b

  • SHA512

    7707e7efceb26a9f2203204d1657a9591d16df1cd09ecaa9c1370d04c49cb2cfc34c7c9605ea3d937a7766232d09c4dd9d62772a6661eb8f756cb0651d9568d8

  • SSDEEP

    768:I+Qe+mvs0FmSMuD/dvWJrn3DK3NhdsrXs69ynkP6m:ae8SMuDd+fK3F6Xs6kkym

Malware Config

Signatures

  • Detects MyDoom family 15 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Mydoom family
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 20 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jdsohjaixv.exe
    "C:\Users\Admin\AppData\Local\Temp\jdsohjaixv.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\cziicodxsuaj.exe

    Filesize

    34KB

    MD5

    abf2dfd7d6c4779df1672f93ff84392f

    SHA1

    75b7b6535875312d97e0479f3abd937dec5163d1

    SHA256

    eabe397ebdacb6323ebabdc5be57204cb74761a05bd78f10135758e8f1f55e3b

    SHA512

    7707e7efceb26a9f2203204d1657a9591d16df1cd09ecaa9c1370d04c49cb2cfc34c7c9605ea3d937a7766232d09c4dd9d62772a6661eb8f756cb0651d9568d8

  • \Windows\SysWOW64\skxyaku.dll

    Filesize

    7KB

    MD5

    eedc6d019e0abda501f682666b5a572b

    SHA1

    6eb53aaf6ce8f075cbe5c92e17a40d887e29751c

    SHA256

    2daa11d92daa573de895e9bda88eeb35b5dc1feb5075083858446be4d05922d5

    SHA512

    1e383a117830c85e14a75e4ae758de2bc36d9ac69142988571de040aefccc056a111dc75619f102384256065876db46c08afc7c09ebdb5ef81e46c7571a0b865

  • memory/2064-47-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-58-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-12-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-14-0x0000000075000000-0x0000000075007000-memory.dmp

    Filesize

    28KB

  • memory/2064-4-0x0000000075000000-0x0000000075007000-memory.dmp

    Filesize

    28KB

  • memory/2064-22-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-30-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-41-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-11-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-67-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-77-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-165-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-254-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-267-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-276-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-286-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2064-296-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB