Analysis

  • max time kernel
    144s
  • 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
    15-07-2023 13:32

General

  • Target

    4cd111cd316c52exeexe_JC.exe

  • Size

    61KB

  • MD5

    4cd111cd316c52ab54fffc6ed6638087

  • SHA1

    3a15e8ab4d0b6221fd1f659efa2f09f5dbfdfcd0

  • SHA256

    d23b768c6dd7286a5e329a434ad4da29544807d969ac35a99c2bf739bbc00255

  • SHA512

    04cde57b666d9fbe12245711439412bf60665ec0f7e37119039f6abd6961ecb3152e101b442b979894a4a280881974015c590b2ed74ff516af760c79cc916f19

  • SSDEEP

    1536:vj+jsMQMOtEvwDpj5HyCyh7vtRJ4BqKb1cKtqPT:vCjsIOtEvwDpj5Hv0d

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\4cd111cd316c52exeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\4cd111cd316c52exeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4712
    • 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:3468

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    61KB

    MD5

    13ca7030490c89f0bac4377d4803e02e

    SHA1

    589f4eeaadc0527a490314f8e55aec7638023d78

    SHA256

    a99824f008d1f951fda80e6998e507e330207170c25938694d71e93bd17cb66e

    SHA512

    444a3c1db0a333db2cc1cd8d8834e5456909629fe992ee1cd46795569a81514a6e63e789ae46b2ed44bf6638931c4ab41f2d09ab013eed3f1867d5a583f78f40

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

    Filesize

    61KB

    MD5

    13ca7030490c89f0bac4377d4803e02e

    SHA1

    589f4eeaadc0527a490314f8e55aec7638023d78

    SHA256

    a99824f008d1f951fda80e6998e507e330207170c25938694d71e93bd17cb66e

    SHA512

    444a3c1db0a333db2cc1cd8d8834e5456909629fe992ee1cd46795569a81514a6e63e789ae46b2ed44bf6638931c4ab41f2d09ab013eed3f1867d5a583f78f40

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

    Filesize

    61KB

    MD5

    13ca7030490c89f0bac4377d4803e02e

    SHA1

    589f4eeaadc0527a490314f8e55aec7638023d78

    SHA256

    a99824f008d1f951fda80e6998e507e330207170c25938694d71e93bd17cb66e

    SHA512

    444a3c1db0a333db2cc1cd8d8834e5456909629fe992ee1cd46795569a81514a6e63e789ae46b2ed44bf6638931c4ab41f2d09ab013eed3f1867d5a583f78f40

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/3468-151-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

    Filesize

    24KB

  • memory/3468-150-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

    Filesize

    24KB

  • memory/4712-133-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/4712-134-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/4712-135-0x00000000006C0000-0x00000000006C6000-memory.dmp

    Filesize

    24KB