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Analysis

  • max time kernel
    142s
  • max time network
    152s
  • 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, 18:15

General

  • Target

    NA_NA_2204e12da11c87exeexe_JC.exe

  • Size

    79KB

  • MD5

    2204e12da11c87dd0cc3ce7f3245befb

  • SHA1

    369c27923324397b0092bfd4110bd5feae76083b

  • SHA256

    867c9b42c384c8d42d7fed1955daa38a0d5ca50091ef03db71590ebdba514317

  • SHA512

    16116f9dbada4c35f7b8813fcf61ce6fdfbbdf65b1a119fcd552cc51c73442cf02bed3dad822789a14191c582f257ef9ac72fdb9c857a3daa91eb10c49a11c0e

  • SSDEEP

    768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNc8wG6Dyjn:i5nkFGMOtEvwDpjNbwQEI8UtzNc8wu

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 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NA_NA_2204e12da11c87exeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NA_NA_2204e12da11c87exeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2880
    • 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:4384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    79KB

    MD5

    a0b09697cf57a98d7671a2ccee41daf0

    SHA1

    40d70a78d3ae4e8d277af6230be8d329621f2ec6

    SHA256

    e2ab9f21c40f159a2bd1d4cf9d0b61f553435397598783f41b214f6d24d3f16d

    SHA512

    5db4d320dca80ff796b48c24686d4ffb05e8e4ac0862eb275ccce89d22ea7cae99eacefcda77c73bc7d832a356afeb4dbd8605ae5c378dc48d609693404b7d6f

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

    Filesize

    79KB

    MD5

    a0b09697cf57a98d7671a2ccee41daf0

    SHA1

    40d70a78d3ae4e8d277af6230be8d329621f2ec6

    SHA256

    e2ab9f21c40f159a2bd1d4cf9d0b61f553435397598783f41b214f6d24d3f16d

    SHA512

    5db4d320dca80ff796b48c24686d4ffb05e8e4ac0862eb275ccce89d22ea7cae99eacefcda77c73bc7d832a356afeb4dbd8605ae5c378dc48d609693404b7d6f

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

    Filesize

    79KB

    MD5

    a0b09697cf57a98d7671a2ccee41daf0

    SHA1

    40d70a78d3ae4e8d277af6230be8d329621f2ec6

    SHA256

    e2ab9f21c40f159a2bd1d4cf9d0b61f553435397598783f41b214f6d24d3f16d

    SHA512

    5db4d320dca80ff796b48c24686d4ffb05e8e4ac0862eb275ccce89d22ea7cae99eacefcda77c73bc7d832a356afeb4dbd8605ae5c378dc48d609693404b7d6f

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/2880-133-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2880-134-0x00000000007B0000-0x00000000007B6000-memory.dmp

    Filesize

    24KB

  • memory/2880-135-0x00000000007B0000-0x00000000007B6000-memory.dmp

    Filesize

    24KB

  • memory/2880-136-0x0000000002070000-0x0000000002076000-memory.dmp

    Filesize

    24KB

  • memory/2880-150-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/4384-152-0x00000000007E0000-0x00000000007E6000-memory.dmp

    Filesize

    24KB

  • memory/4384-153-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/4384-181-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB