Analysis

  • max time kernel
    232s
  • max time network
    295s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-03-2023 16:38

General

  • Target

    free-fire-gameloop-1-94-1.exe

  • Size

    3.6MB

  • MD5

    4dd66324d20bb685f7186f5759db3996

  • SHA1

    9d9377f2a3817f7cfb2994585a26bc18785858d2

  • SHA256

    3a2846143d7bf192e0dc3bcdbe6245ebc71cbc8de527f07b194e1e559c74fdac

  • SHA512

    0126e01073374400598660bce59145c7b12bfcea3efdf0e30f1faa5acc7c7b3fdef608af1459da9951ce546f5f3b02e97b4c657a2bd271aa7663e1c77cda64b4

  • SSDEEP

    98304:yTyXLwBG1SqaMx+Ww1hWu0Dr74tKEhqt6:yTBACww6DI4mq8

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Loads dropped DLL 1 IoCs
  • 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\free-fire-gameloop-1-94-1.exe
    "C:\Users\Admin\AppData\Local\Temp\free-fire-gameloop-1-94-1.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    PID:60

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Bootkit

1
T1067

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