Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/07/2023, 17:12

General

  • Target

    87598d9cc4bc46exeexeexeex.exe

  • Size

    56KB

  • MD5

    87598d9cc4bc46228fe863d40296382b

  • SHA1

    84f2de7adbd8d48073d4f3968aa1a899a3170388

  • SHA256

    2fc3008e382feea9f678636409b1ca9932cbc4e01260acb6541a12828ffec214

  • SHA512

    a927e920ce0244bea255a477be168c93be8c40f13c76a7bf0f179f2b786b265e8793a60240f15c627e9ae91e66a1924a237287285360f49e829cf6cc62493fa0

  • SSDEEP

    768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjIm8lB4dCOBy/cMFqeo9e1jR4llT:ZzFbxmLPWQMOtEvwDpj38lD/cMAPm8lT

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87598d9cc4bc46exeexeexeex.exe
    "C:\Users\Admin\AppData\Local\Temp\87598d9cc4bc46exeexeexeex.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:236
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2864

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    56KB

    MD5

    e0e3d8daa0f830b497492b4b022e28cb

    SHA1

    c459e7e6d291b0b31e35e6ae6bb828a85b3cf246

    SHA256

    c21e5ce20408d45dae68a106f2699f3ac197ea01b5be3ef74923f8a653b78e5d

    SHA512

    fdf659833473e07c667757c50b565654fbd9250278a78ffa85fc320152e9cc4c2226a608f61c5d41837a3e1db2e429852fa502bd0b08294b99a9dcae91ca1635

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

    Filesize

    56KB

    MD5

    e0e3d8daa0f830b497492b4b022e28cb

    SHA1

    c459e7e6d291b0b31e35e6ae6bb828a85b3cf246

    SHA256

    c21e5ce20408d45dae68a106f2699f3ac197ea01b5be3ef74923f8a653b78e5d

    SHA512

    fdf659833473e07c667757c50b565654fbd9250278a78ffa85fc320152e9cc4c2226a608f61c5d41837a3e1db2e429852fa502bd0b08294b99a9dcae91ca1635

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

    Filesize

    56KB

    MD5

    e0e3d8daa0f830b497492b4b022e28cb

    SHA1

    c459e7e6d291b0b31e35e6ae6bb828a85b3cf246

    SHA256

    c21e5ce20408d45dae68a106f2699f3ac197ea01b5be3ef74923f8a653b78e5d

    SHA512

    fdf659833473e07c667757c50b565654fbd9250278a78ffa85fc320152e9cc4c2226a608f61c5d41837a3e1db2e429852fa502bd0b08294b99a9dcae91ca1635

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/236-133-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/236-134-0x0000000000680000-0x0000000000686000-memory.dmp

    Filesize

    24KB

  • memory/236-141-0x0000000000440000-0x0000000000443000-memory.dmp

    Filesize

    12KB

  • memory/2864-150-0x00000000004E0000-0x00000000004E6000-memory.dmp

    Filesize

    24KB