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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/07/2023, 18:00

General

  • Target

    ff93ff6d2407d3exeexeexeex.exe

  • Size

    99KB

  • MD5

    ff93ff6d2407d362a6b7ae9993003095

  • SHA1

    68360ad60ed8331ff493d16d411a60ba3c753636

  • SHA256

    d6308045bef0112144759a5e9a06328bc15050db81327a9fb287f06433e09344

  • SHA512

    efcc426dbd215ecb8d89b912abf5a2db6f91fb4fbf125b9331e1903eec667131019ace00e1f077b39582125b8ab8cd925fe917e017b8d5d40a6d126c520cc6dc

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQb6KJ:AnBdOOtEvwDpj6zp

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff93ff6d2407d3exeexeexeex.exe
    "C:\Users\Admin\AppData\Local\Temp\ff93ff6d2407d3exeexeexeex.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:5112

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    99KB

    MD5

    5cbee2c9cdb466a23ea59852c06ee5d7

    SHA1

    883c9551e5063d49da06af75d052ca14a88165c6

    SHA256

    79ca4adb7b37002c703f379c27005724ab34b87a4aedc58d8f3f345e72090aeb

    SHA512

    87990fd20fb1075d7f0baaa7de6c8f530e986870ca07599024fe366b8e6017fe28f3518a4b11c29d22bfd378de2bf0b40e543a77d07f743d6100509cc4b8d691

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

    Filesize

    99KB

    MD5

    5cbee2c9cdb466a23ea59852c06ee5d7

    SHA1

    883c9551e5063d49da06af75d052ca14a88165c6

    SHA256

    79ca4adb7b37002c703f379c27005724ab34b87a4aedc58d8f3f345e72090aeb

    SHA512

    87990fd20fb1075d7f0baaa7de6c8f530e986870ca07599024fe366b8e6017fe28f3518a4b11c29d22bfd378de2bf0b40e543a77d07f743d6100509cc4b8d691

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

    Filesize

    99KB

    MD5

    5cbee2c9cdb466a23ea59852c06ee5d7

    SHA1

    883c9551e5063d49da06af75d052ca14a88165c6

    SHA256

    79ca4adb7b37002c703f379c27005724ab34b87a4aedc58d8f3f345e72090aeb

    SHA512

    87990fd20fb1075d7f0baaa7de6c8f530e986870ca07599024fe366b8e6017fe28f3518a4b11c29d22bfd378de2bf0b40e543a77d07f743d6100509cc4b8d691

  • memory/4876-133-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/4876-134-0x0000000000510000-0x0000000000516000-memory.dmp

    Filesize

    24KB

  • memory/4876-135-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/4876-148-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/5112-151-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/5112-157-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB