Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 10:42

General

  • Target

    65abbb1b8cb5f121249ad00bf99995aa.exe

  • Size

    27KB

  • MD5

    65abbb1b8cb5f121249ad00bf99995aa

  • SHA1

    e2716aa2af91bfa1e44e029fc86776690d3d2c74

  • SHA256

    455193e153b09c0c36a9f14f7c1db75e21231615f992c413281b1135dd5b8334

  • SHA512

    bef09a4254b4c0087487d2d28172ecfd133e05508f665545cc2c94b7349cd254edd22e3b37eeeb01f9aeac6dfb4caf024bfa9b52abfe67d42ae3923ac3ae295c

  • SSDEEP

    384:CLpHqxzDGoEXHWtyXc0gCQP8thFMRAQk93vmhm7UMKmIEecKdbXTzm9bVhcar6D1:cpKFy4pFRA/vMHTi9bD

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65abbb1b8cb5f121249ad00bf99995aa.exe
    "C:\Users\Admin\AppData\Local\Temp\65abbb1b8cb5f121249ad00bf99995aa.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Users\Admin\AppData\Local\Temp\Payload.exe
      "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:5092
    • C:\Windows\SysWOW64\attrib.exe
      attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    27KB

    MD5

    65abbb1b8cb5f121249ad00bf99995aa

    SHA1

    e2716aa2af91bfa1e44e029fc86776690d3d2c74

    SHA256

    455193e153b09c0c36a9f14f7c1db75e21231615f992c413281b1135dd5b8334

    SHA512

    bef09a4254b4c0087487d2d28172ecfd133e05508f665545cc2c94b7349cd254edd22e3b37eeeb01f9aeac6dfb4caf024bfa9b52abfe67d42ae3923ac3ae295c

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

    Filesize

    1KB

    MD5

    1510fb60181a9e71cf2d880581b1ebc2

    SHA1

    d57c13358e1a7413047deada6804c352fbe42d2c

    SHA256

    ee6809bb22194dbbd69b8c27df0dd8e177c8efc402df6bcea85c317e826f9aee

    SHA512

    3513e76edc7da6176a151170267061c0299934e8bb70574d7cd1326458e501f0ab476a37408614c151de6b319cddbdfb1afd71411c487f9b95120f0dec7a2923

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk

    Filesize

    1KB

    MD5

    a64741d0867eef64d911658f5ad85ab4

    SHA1

    46ae97bf28531c34b7107e2d26c027d84559c66a

    SHA256

    4ad2b1174afcd8bc7635ac05fe4232f67bc2f543f6f7b03d88ba03944e5a104a

    SHA512

    c298309bddf16ece573e396450d97c35aa7c6ff11c63651343a74c52c399a62fa92f44d860bcd782eb2f82ccc332c662e0d78a2521ffaf671ad73fbfe955b017

  • memory/4624-0-0x0000000074F02000-0x0000000074F03000-memory.dmp

    Filesize

    4KB

  • memory/4624-1-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4624-2-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4624-5-0x0000000074F02000-0x0000000074F03000-memory.dmp

    Filesize

    4KB

  • memory/4624-6-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4624-17-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB

  • memory/5092-18-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB

  • memory/5092-16-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB

  • memory/5092-23-0x0000000074F00000-0x00000000754B1000-memory.dmp

    Filesize

    5.7MB