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Analysis

  • max time kernel
    140s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2024, 17:57

General

  • Target

    粉网封包拦截器.exe

  • Size

    453KB

  • MD5

    000a268c8913ae0e339f69c054ccfd4f

  • SHA1

    4db2c0fade55b74bd3a900dc08895af6f065e150

  • SHA256

    2c93b4053494aace288c18fa6474d3eb2d1da349ac8c9feb86f19d062bed1a22

  • SHA512

    971cec1b5b3edc52eca85238db7ee3621da5e4d9d3438c59351d03fb3a36ac71f289542d12ab0ae3759efa0fedc5caae7fabca4c6bc660ae481952758fd07238

  • SSDEEP

    12288:ZSpatrHaWlEoJDMQDEJs823HwtoO8DW7FDFGBrk:Q+aWlEoJDMQDEC823HHjDW7Bz

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 3 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\粉网封包拦截器.exe
    "C:\Users\Admin\AppData\Local\Temp\粉网封包拦截器.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\SkinH_EL.Dll

    Filesize

    86KB

    MD5

    114054313070472cd1a6d7d28f7c5002

    SHA1

    9a044986e6101df1a126035da7326a50c3fe9a23

    SHA256

    e15d9e1b772fed3db19e67b8d54533d1a2d46a37f8b12702a5892c6b886e9db1

    SHA512

    a2ff8481e89698dae4a1c83404105093472e384d7a3debbd7014e010543e08efc8ebb3f67c8a4ce09029e6b2a8fb7779bb402aae7c9987e61389cd8a72c73522

  • \Windows\SysWOW64\ESPI11.dll

    Filesize

    120KB

    MD5

    c594f94e3e7fa163ef529d341d2d691c

    SHA1

    946f27458e76e0b4ff659a050f0d3eba394b9fe3

    SHA256

    3df2cc0cc08ef59702f252664bcf724ee29f1db379b889d3c49c6839728306ab

    SHA512

    53582433cfe178a968c2eb52c3ae878ee76efd7359bd7423912e89ce49418d6363bf266c184ed5e6759917d963816df5ca5003e36f8d25bfe4473baafb809a86

  • memory/2916-1-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/2916-0-0x0000000000400000-0x0000000000557000-memory.dmp

    Filesize

    1.3MB

  • memory/2916-8-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2916-10-0x0000000010009000-0x000000001000A000-memory.dmp

    Filesize

    4KB

  • memory/2916-13-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2916-11-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2916-17-0x0000000005210000-0x0000000005231000-memory.dmp

    Filesize

    132KB

  • memory/2916-23-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/2916-24-0x0000000000400000-0x0000000000557000-memory.dmp

    Filesize

    1.3MB