Analysis

  • max time kernel
    140s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2023, 19:27

General

  • Target

    NA_NA_2d2dd7dcdfef6aexeexe_JC.exe

  • Size

    85KB

  • MD5

    2d2dd7dcdfef6acb6c761551b3bfd94b

  • SHA1

    806a74fbf18f0cc3fb976b9673f080944d8248be

  • SHA256

    1cccd9e31bed51203773668328580e0de5a1a073920fba0d43948d7e89eba603

  • SHA512

    8cb6f4de1c81ea9693d3023de086d39a4a46652a968bb3067b33e82b3416a6d9a7a7752ead7b6d0ac4dbade6f05c7a5a55d35a83be899be34c648221560ae147

  • SSDEEP

    768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUfFKaDbElqRg:xj+VGMOtEvwDpjubwQEI8UtHMqy

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 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NA_NA_2d2dd7dcdfef6aexeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NA_NA_2d2dd7dcdfef6aexeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2284
    • 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:4796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    85KB

    MD5

    c2e553f2f4f8236d20742da50aa92e55

    SHA1

    fb466ad7f794ab0c359d8ce325bcec644df89515

    SHA256

    b52dc00171be4a2d50fa171a9c3931d831ca6f6c8f2f2046a3c1f763b99a7359

    SHA512

    57a9657cafe97a28670d0de545184353b37a6a5a9a16aa90a67605bfebb70a5f8a7dcd8a89fd5d406c041c7c76873274cbc9bd8abf42ae33d246565a4d782dc0

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

    Filesize

    85KB

    MD5

    c2e553f2f4f8236d20742da50aa92e55

    SHA1

    fb466ad7f794ab0c359d8ce325bcec644df89515

    SHA256

    b52dc00171be4a2d50fa171a9c3931d831ca6f6c8f2f2046a3c1f763b99a7359

    SHA512

    57a9657cafe97a28670d0de545184353b37a6a5a9a16aa90a67605bfebb70a5f8a7dcd8a89fd5d406c041c7c76873274cbc9bd8abf42ae33d246565a4d782dc0

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

    Filesize

    85KB

    MD5

    c2e553f2f4f8236d20742da50aa92e55

    SHA1

    fb466ad7f794ab0c359d8ce325bcec644df89515

    SHA256

    b52dc00171be4a2d50fa171a9c3931d831ca6f6c8f2f2046a3c1f763b99a7359

    SHA512

    57a9657cafe97a28670d0de545184353b37a6a5a9a16aa90a67605bfebb70a5f8a7dcd8a89fd5d406c041c7c76873274cbc9bd8abf42ae33d246565a4d782dc0

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/2284-133-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2284-134-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/2284-135-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/2284-136-0x00000000007D0000-0x00000000007D6000-memory.dmp

    Filesize

    24KB

  • memory/2284-150-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4796-152-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/4796-181-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB