Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2023 11:16

General

  • Target

    tmp.exe

  • Size

    376KB

  • MD5

    d8b28ba74753386b6d8db50cd45c7736

  • SHA1

    6ad0f38cb66ea65989d6bd5e0caaa7fe3d4e613b

  • SHA256

    1b088f289981db8bb8996ac0442910b0131af925a0012aebfa71ba2eb69bfa37

  • SHA512

    635ce951f9637d93339fe566214bc1001c724ec2e8139ae89a2b472c08d3123b8c8efeefe89b0880315e734ad76cbf7f28d61837bd24c6659148b802f272084e

  • SSDEEP

    3072:zAAdrtcV2GenT0cTtm2LAQSXVqjzpYfJhQ/w7EMMv:xI2GenQ67wk3pyJhcw7Q

Malware Config

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

  • Chinese Botnet payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4048-133-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB