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Analysis

  • max time kernel
    135s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/11/2023, 19:55

General

  • Target

    9acae17f347e2cf0f354fc779b4012d127b2cd18295b7e69b6045262e947ad8c.exe

  • Size

    3.6MB

  • MD5

    b811aae1d9bdeec06b38424a4663c0f7

  • SHA1

    159a5aa358b41a0beabbf237fb61b1507a60d17d

  • SHA256

    9acae17f347e2cf0f354fc779b4012d127b2cd18295b7e69b6045262e947ad8c

  • SHA512

    285f7acd59242ceb886da71877a2575f33acd5ce88e4f37ba323694ce4117f86b94744064d94f54f4619da6a5846ca91b9bf68af695b6a1bc9c8308d8a1f85ea

  • SSDEEP

    49152:D08OhxtUg9OUi82w6aQp9dgS1GUL38XhCOYc3iJXe9emEPGKOPkQThMYRAnm7LBi:D08vdsGaQNgS1C6eGnpuPqd

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9acae17f347e2cf0f354fc779b4012d127b2cd18295b7e69b6045262e947ad8c.exe
    "C:\Users\Admin\AppData\Local\Temp\9acae17f347e2cf0f354fc779b4012d127b2cd18295b7e69b6045262e947ad8c.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    PID:1240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dll

    Filesize

    74KB

    MD5

    2814acbd607ba47bdbcdf6ac3076ee95

    SHA1

    50ab892071bed2bb2365ca1d4bf5594e71c6b13b

    SHA256

    5904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67

    SHA512

    34c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498