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Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2024, 12:08

General

  • Target

    faf25f11e3858dc03740926be99dd233021a86132d562a48d79c830598b7a858.exe

  • Size

    56KB

  • MD5

    086481522ddd73d2511991cb48f92078

  • SHA1

    69faca9c790519234f3b6509b0528531175319f4

  • SHA256

    c53eff8e80c2e3ab0d228a3905e846200869fb57d83e10eee0b4f08d167ce397

  • SHA512

    8bb0681980701bb9ae02cb606ef0bb5e7d862beb4313994a81ceddeaaf97843d992c33c4b700ad4c844deae99d6854d930c515b3eb4013bdecf9c7c93eb402f3

  • SSDEEP

    1536:OHK+ZHaTXNZOxpZTy1IsTTm84rzr1YM9FoIv3:OHpRaT+plyGsTTl61HPv3

Score
9/10

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\faf25f11e3858dc03740926be99dd233021a86132d562a48d79c830598b7a858.exe
    "C:\Users\Admin\AppData\Local\Temp\faf25f11e3858dc03740926be99dd233021a86132d562a48d79c830598b7a858.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\microsoft shared\ink\es-ES\jjyybiig.exe

    Filesize

    56KB

    MD5

    086481522ddd73d2511991cb48f92078

    SHA1

    69faca9c790519234f3b6509b0528531175319f4

    SHA256

    c53eff8e80c2e3ab0d228a3905e846200869fb57d83e10eee0b4f08d167ce397

    SHA512

    8bb0681980701bb9ae02cb606ef0bb5e7d862beb4313994a81ceddeaaf97843d992c33c4b700ad4c844deae99d6854d930c515b3eb4013bdecf9c7c93eb402f3

  • C:\Windows\SysWOW64\qwer.dll

    Filesize

    8KB

    MD5

    da48a048a2767c21bff388f681a58853

    SHA1

    33f19a2a90a88c0a5ec7ccf8cfe79316d89dbfd5

    SHA256

    5003d4c24b0f55520e6cd2c3894a60a73d505ff55cd9f495eef40245c4027ad7

    SHA512

    faa1b76740b5b3db6f98143916960d25efd0fcd1f190b566e5d97143b95e75ce8ecaa6a1c13f377d6a1900bbc3b6eee055bac19ec9767ef82a75f03acd0e06cf

  • memory/2976-0-0x0000000000500000-0x000000000050C000-memory.dmp

    Filesize

    48KB

  • memory/2976-5-0x0000000075000000-0x0000000075007000-memory.dmp

    Filesize

    28KB

  • memory/2976-97-0x0000000075000000-0x0000000075007000-memory.dmp

    Filesize

    28KB

  • memory/2976-98-0x0000000002480000-0x00000000026AB000-memory.dmp

    Filesize

    2.2MB