Analysis

  • max time kernel
    139s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2023, 13:19

General

  • Target

    e7bcaf5cc7bd81exe_JC.exe

  • Size

    113KB

  • MD5

    e7bcaf5cc7bd812dd7d45d4083188c26

  • SHA1

    c29a2dbd37349277b9cae56671df91a91ee7282d

  • SHA256

    826f0f25a1edd0cbf25d29c6c00994a8d9abac64642b1507b6794f788ea76b41

  • SHA512

    d9934a04e60d722adc1ee718c1fbfe31eda263eeea4a2904f973b7bee13aa4be8c0452e16381a5ad2136f06d94b3cfa413b8274b19fc3f1685f5a02fb4cbfe27

  • SSDEEP

    768:gUQz7yVEhs9+4T/1bytOOtEvwDpjNbZ7uyA36S7MpxRIIXVe3mU9TY3:gUj+AIMOtEvwDpjNbwQEIPlemUhY3

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 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e7bcaf5cc7bd81exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\e7bcaf5cc7bd81exe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2768
    • 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:4592

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          113KB

          MD5

          54ac3ddc1481053ba76f1398019eaea5

          SHA1

          201467580faaf849526587726fea3fde235a0449

          SHA256

          bfeb68fd776fa402f8625215762cfcd2c70d0c37a6437fbde37d339e5bdfc57b

          SHA512

          914f6f67b43a3cf96afa23ef02fc2142be33dbe3f9e3993828e010275d3529f8b8fcdd422a23b14219c045b9c6a7d019c11ad8790f1163d6fb1a65b3faa7515e

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

          Filesize

          113KB

          MD5

          54ac3ddc1481053ba76f1398019eaea5

          SHA1

          201467580faaf849526587726fea3fde235a0449

          SHA256

          bfeb68fd776fa402f8625215762cfcd2c70d0c37a6437fbde37d339e5bdfc57b

          SHA512

          914f6f67b43a3cf96afa23ef02fc2142be33dbe3f9e3993828e010275d3529f8b8fcdd422a23b14219c045b9c6a7d019c11ad8790f1163d6fb1a65b3faa7515e

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

          Filesize

          113KB

          MD5

          54ac3ddc1481053ba76f1398019eaea5

          SHA1

          201467580faaf849526587726fea3fde235a0449

          SHA256

          bfeb68fd776fa402f8625215762cfcd2c70d0c37a6437fbde37d339e5bdfc57b

          SHA512

          914f6f67b43a3cf96afa23ef02fc2142be33dbe3f9e3993828e010275d3529f8b8fcdd422a23b14219c045b9c6a7d019c11ad8790f1163d6fb1a65b3faa7515e

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

          Filesize

          315B

          MD5

          a34ac19f4afae63adc5d2f7bc970c07f

          SHA1

          a82190fc530c265aa40a045c21770d967f4767b8

          SHA256

          d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

          SHA512

          42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

        • memory/2768-133-0x00000000005F0000-0x00000000005F6000-memory.dmp

          Filesize

          24KB

        • memory/2768-134-0x00000000005F0000-0x00000000005F6000-memory.dmp

          Filesize

          24KB

        • memory/2768-135-0x00000000006B0000-0x00000000006B6000-memory.dmp

          Filesize

          24KB

        • memory/4592-151-0x00000000006A0000-0x00000000006A6000-memory.dmp

          Filesize

          24KB

        • memory/4592-150-0x00000000006C0000-0x00000000006C6000-memory.dmp

          Filesize

          24KB