Analysis

  • max time kernel
    160s
  • 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
    13-07-2023 18:21

General

  • Target

    058244b6d284c0exe_JC.exe

  • Size

    74KB

  • MD5

    058244b6d284c0417a0f0b8371770793

  • SHA1

    1e77a69fe447fe7428a96c63674421a527e1516b

  • SHA256

    295462719087e80bdd5c4121811a73a80beb132cf8ea6d6986c65fcb2dca46d4

  • SHA512

    422c337a1d630581160ee4277402c45c62299b48f4c7ac07046a8619267e20f3ee889efcb628dca784dd01f94ea7ddcf98bf55fc624a0ff214043d0d96ffe61c

  • SSDEEP

    1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWajSl:vCjsIOtEvwDpj5H9YvQd2G

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 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\058244b6d284c0exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\058244b6d284c0exe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2372
    • 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:4204

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    74KB

    MD5

    0965f774d422b1b404da2d6e0a2f8539

    SHA1

    0ea485f24975ad003f203f8144e5b58f3adca2e8

    SHA256

    0000fbabf50b868c5d8f5577c6c4bbc0b456b1f35ab384039eadbe6822bd43d0

    SHA512

    07b45695199208f0ed1da431dd1ff7b6b708b055b5e9d53ec0e1886ca29b40bcb6c84fe5dc9c8313fe8536a170cefe599284c7953d723a27e2c3c15e5210ce20

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

    Filesize

    74KB

    MD5

    0965f774d422b1b404da2d6e0a2f8539

    SHA1

    0ea485f24975ad003f203f8144e5b58f3adca2e8

    SHA256

    0000fbabf50b868c5d8f5577c6c4bbc0b456b1f35ab384039eadbe6822bd43d0

    SHA512

    07b45695199208f0ed1da431dd1ff7b6b708b055b5e9d53ec0e1886ca29b40bcb6c84fe5dc9c8313fe8536a170cefe599284c7953d723a27e2c3c15e5210ce20

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

    Filesize

    74KB

    MD5

    0965f774d422b1b404da2d6e0a2f8539

    SHA1

    0ea485f24975ad003f203f8144e5b58f3adca2e8

    SHA256

    0000fbabf50b868c5d8f5577c6c4bbc0b456b1f35ab384039eadbe6822bd43d0

    SHA512

    07b45695199208f0ed1da431dd1ff7b6b708b055b5e9d53ec0e1886ca29b40bcb6c84fe5dc9c8313fe8536a170cefe599284c7953d723a27e2c3c15e5210ce20

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/2372-134-0x0000000000670000-0x0000000000676000-memory.dmp

    Filesize

    24KB

  • memory/2372-133-0x0000000000670000-0x0000000000676000-memory.dmp

    Filesize

    24KB

  • memory/2372-135-0x0000000002070000-0x0000000002076000-memory.dmp

    Filesize

    24KB

  • memory/4204-151-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/4204-150-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB