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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 22:50

General

  • Target

    75f3160766a7de66f521fb5e79e9bf0c.exe

  • Size

    769KB

  • MD5

    75f3160766a7de66f521fb5e79e9bf0c

  • SHA1

    8c0acc261ecea9f2c6dc3d6f2a703ac94c247fec

  • SHA256

    3394dfede283a3ae7006f71886453bae563663edb8ed0328ade3326682c505ae

  • SHA512

    c7686c3605a5fa7d13ea169ff9184ba49531c02a30574ebcdb506432ef66a24683574cfa822ce332c0099cdf78c346062718f79a43e0aeb551ae2b25884efd15

  • SSDEEP

    24576:YoY4FlXqQuWEzCueA6jUZTHv1zUiqDjU1+Kpqe73Ct:XXFlXbEzaA6QxUiqoqr

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 7 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\75f3160766a7de66f521fb5e79e9bf0c.exe
    "C:\Users\Admin\AppData\Local\Temp\75f3160766a7de66f521fb5e79e9bf0c.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:3016
    • C:\Users\Admin\AppData\Local\Temp\75f3160766a7de66f521fb5e79e9bf0c.exe
      "C:\Users\Admin\AppData\Local\Temp\75f3160766a7de66f521fb5e79e9bf0c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Users\Admin\AppData\Local\Temp\75f3160766a7de66f521fb5e79e9bf0c.exe
        "C:\Users\Admin\AppData\Local\Temp\75f3160766a7de66f521fb5e79e9bf0c.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\malaysia gang bang beast big .mpg.exe

    Filesize

    1.6MB

    MD5

    5cb84471f3a2e54ffb2e1a7e7e5cb6d4

    SHA1

    e34fe8d25b47dd21b04047900a6f69c41f8da07e

    SHA256

    93c2a332f967700e982c4f91ef0ae611e73316fb926f4c5e1fdd478d786281eb

    SHA512

    c2133ec408e1f68d40869e5c0cdb189416f8feb5d96da16ab64a02f1cd51a1f313938de6b1815026a0a384d5e348b0afb96283e02ffb9094d0ab05c2912cb859

  • memory/2460-54-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2460-83-0x00000000044E0000-0x00000000044FE000-memory.dmp

    Filesize

    120KB

  • memory/2460-110-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2936-84-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2936-111-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3016-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3016-107-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3016-109-0x0000000005560000-0x000000000557E000-memory.dmp

    Filesize

    120KB