Analysis

  • max time kernel
    157s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    19-02-2022 20:09

General

  • Target

    7c34eeec1e6edb3ee00c926b06e9e98e6fe9bd2463f7efab8ddcf1bacbcd3574.exe

  • Size

    70KB

  • MD5

    7bd2621b6c55484cee2f8ee12ebed110

  • SHA1

    9765bee7f6e085b209a9a9f46f997f1f3a8351ff

  • SHA256

    7c34eeec1e6edb3ee00c926b06e9e98e6fe9bd2463f7efab8ddcf1bacbcd3574

  • SHA512

    82b833f4599d44548ade3ff69008c49a8608776eb5bca328e09f00aa6a21b47748ce9a38c08b9ba6c354df23b470aeb34bcff0e52e210ebf30041f6f590ba8ab

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7c34eeec1e6edb3ee00c926b06e9e98e6fe9bd2463f7efab8ddcf1bacbcd3574.exe
    "C:\Users\Admin\AppData\Local\Temp\7c34eeec1e6edb3ee00c926b06e9e98e6fe9bd2463f7efab8ddcf1bacbcd3574.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:1608

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    5a62f934dd140e8b807078a396247a82

    SHA1

    2f367f015ddc9eaeb60db6f6950442a28812a2de

    SHA256

    9b95e252be6b959112e5d4a7bf395bd460277322c46ba79ce72d61e305d28608

    SHA512

    7f7cca7b5573a2ad6de3178fe8534a7f0e1e8d8926610ddef8cd8dd2f4cd87e1cc71941e54560cd8261b0a97445312a05aa72dbd5bdc8065e9a078252e8f02bd

  • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    5a62f934dd140e8b807078a396247a82

    SHA1

    2f367f015ddc9eaeb60db6f6950442a28812a2de

    SHA256

    9b95e252be6b959112e5d4a7bf395bd460277322c46ba79ce72d61e305d28608

    SHA512

    7f7cca7b5573a2ad6de3178fe8534a7f0e1e8d8926610ddef8cd8dd2f4cd87e1cc71941e54560cd8261b0a97445312a05aa72dbd5bdc8065e9a078252e8f02bd

  • \Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    5a62f934dd140e8b807078a396247a82

    SHA1

    2f367f015ddc9eaeb60db6f6950442a28812a2de

    SHA256

    9b95e252be6b959112e5d4a7bf395bd460277322c46ba79ce72d61e305d28608

    SHA512

    7f7cca7b5573a2ad6de3178fe8534a7f0e1e8d8926610ddef8cd8dd2f4cd87e1cc71941e54560cd8261b0a97445312a05aa72dbd5bdc8065e9a078252e8f02bd

  • \Users\Admin\AppData\Local\Temp\szgfw.exe
    MD5

    5a62f934dd140e8b807078a396247a82

    SHA1

    2f367f015ddc9eaeb60db6f6950442a28812a2de

    SHA256

    9b95e252be6b959112e5d4a7bf395bd460277322c46ba79ce72d61e305d28608

    SHA512

    7f7cca7b5573a2ad6de3178fe8534a7f0e1e8d8926610ddef8cd8dd2f4cd87e1cc71941e54560cd8261b0a97445312a05aa72dbd5bdc8065e9a078252e8f02bd

  • memory/1180-55-0x0000000075831000-0x0000000075833000-memory.dmp
    Filesize

    8KB

  • memory/1180-56-0x0000000000220000-0x0000000000221000-memory.dmp
    Filesize

    4KB