Analysis

  • max time kernel
    158s
  • max time network
    162s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 23:24

General

  • Target

    9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe

  • Size

    269KB

  • MD5

    2c4a114a90f9fb3531096c1ba752e800

  • SHA1

    bf8cdbc6f1c10d04e0f27bc48fd66c68937ae5e4

  • SHA256

    9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85

  • SHA512

    30a90034cff589bb08215494817500bbb25b1433f8e986444b5939e81ca49581e3cdaf9f3fd3371873b14e24ffd455cd0a4a5e7e41c123c8c9cc272cc1b1eb94

  • SSDEEP

    6144:YjluQoStIo5R4nM/40yJ2z+lbYGaneFoznS3XG4/zpbUd6dkmFp+v:YEQoSnqh2zaqnooOGmzpo2fp+v

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 4 IoCs
  • UPX dump on OEP (original entry point) 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 8 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
    "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
      "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe
        "C:\Users\Admin\AppData\Local\Temp\9102def13c0f40b898906345d88e938fbc0c69149d7e68b53343c2bf57f11a85.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Common Files\microsoft shared\brasilian sperm voyeur .mpeg.exe

    Filesize

    1.3MB

    MD5

    4c547e667e0a0b2df1a1e8c0b045ab3c

    SHA1

    cc26db97bb64f91f42ff973eac586ef62f335374

    SHA256

    d4c4956553d8a3072a457aefbfdb841c7b10e0f0bf741555486ddee897a7daa1

    SHA512

    ed3f417fcbf24915a1d8aaa8418ac5b25aea2754824a1aea1702a4a82726cf4e09736a64ca338dee1ca05254ebc7957b7592856a85df26f2a046e12cba4befa4

  • memory/2168-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2168-79-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2404-13-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2404-49-0x0000000004900000-0x000000000491E000-memory.dmp

    Filesize

    120KB

  • memory/2404-90-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2404-91-0x0000000004900000-0x000000000491E000-memory.dmp

    Filesize

    120KB

  • memory/2936-50-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2936-93-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB