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Analysis

  • max time kernel
    141s
  • max time network
    153s
  • 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, 12:39

General

  • Target

    46fc7dbfbfc689exeexe_JC.exe

  • Size

    75KB

  • MD5

    46fc7dbfbfc6894483495ed6c1c03dfa

  • SHA1

    1eb147f1822cdf52346c8ca12584942712760604

  • SHA256

    9b57bfde616d3b16a555f75e5ccdf01522f5f15a176aaffc2dac72f8d40afe67

  • SHA512

    fb0e35b84d2378e2f079740930bdfe8ed9b07317e348bb1f0f4c5873e4459b19b3610a844840267c626a8e96dc1e8e97c7b57bdd092b8fc6b8b4ee683f7e5334

  • SSDEEP

    1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfVtd:vCjsIOtEvwDpj5H9YvQd21

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\46fc7dbfbfc689exeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\46fc7dbfbfc689exeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2004
    • 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:1216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    75KB

    MD5

    559560e9ecb677e78c77b91edce16fc5

    SHA1

    b205c37c3f825dbd4806a537a0f052d245fd4b27

    SHA256

    80a7e127da22831b4e25e1517f075190ef8ab053e4de5ea3e724fe86829b998d

    SHA512

    9b5d6d60e9f48b4920bf36659f696aa875db37aa4084192b90224f3cb2fe48e81a2fe5caa3f683954077f8c861882d2b799a26e4a37bc90700fcb586a701291c

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

    Filesize

    75KB

    MD5

    559560e9ecb677e78c77b91edce16fc5

    SHA1

    b205c37c3f825dbd4806a537a0f052d245fd4b27

    SHA256

    80a7e127da22831b4e25e1517f075190ef8ab053e4de5ea3e724fe86829b998d

    SHA512

    9b5d6d60e9f48b4920bf36659f696aa875db37aa4084192b90224f3cb2fe48e81a2fe5caa3f683954077f8c861882d2b799a26e4a37bc90700fcb586a701291c

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

    Filesize

    75KB

    MD5

    559560e9ecb677e78c77b91edce16fc5

    SHA1

    b205c37c3f825dbd4806a537a0f052d245fd4b27

    SHA256

    80a7e127da22831b4e25e1517f075190ef8ab053e4de5ea3e724fe86829b998d

    SHA512

    9b5d6d60e9f48b4920bf36659f696aa875db37aa4084192b90224f3cb2fe48e81a2fe5caa3f683954077f8c861882d2b799a26e4a37bc90700fcb586a701291c

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1216-151-0x0000000002070000-0x0000000002076000-memory.dmp

    Filesize

    24KB

  • memory/1216-150-0x00000000005B0000-0x00000000005B6000-memory.dmp

    Filesize

    24KB

  • memory/2004-133-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/2004-134-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/2004-135-0x0000000000720000-0x0000000000726000-memory.dmp

    Filesize

    24KB