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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    10/03/2024, 20:35

General

  • Target

    3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.exe

  • Size

    733KB

  • MD5

    b61049ab90b0ce41aba4e4749f07430d

  • SHA1

    ff5509ff716e639ba99b1ab4bf1bfb72b64c43fc

  • SHA256

    3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b

  • SHA512

    7830192dc6d96425c7a99342df29c8851b992a4bf9521a0530b2ba57183d1e42a1a7e96494b3e63a7b87ed736b65954aa5d10c1d63296ab563629d4649e389bf

  • SSDEEP

    12288:VEQoSfq0ntaA1x3yam4xkU2WPLJIwP3a+034f6yBb/YFP+9d8CoXNoTXmLnHC:VpV9BP2kLJIw3E34f6kbQFYd8CbaLnHC

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 18 IoCs
  • UPX dump on OEP (original entry point) 21 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 21 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\3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.exe
    "C:\Users\Admin\AppData\Local\Temp\3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.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:1664
    • C:\Users\Admin\AppData\Local\Temp\3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.exe
      "C:\Users\Admin\AppData\Local\Temp\3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2400
      • C:\Users\Admin\AppData\Local\Temp\3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.exe
        "C:\Users\Admin\AppData\Local\Temp\3cc1d0eeb57f8c3f485bf4309603cbebf538183d0e3a25fb3c9b74fc24411d9b.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\lesbian public (Sylvia).rar.exe

    Filesize

    203KB

    MD5

    6ba83acd05d29d179e20af63899d596b

    SHA1

    c514480a91f07bc52d21db3be6a20cdc6d34699a

    SHA256

    eac6f029ac9ce1b2b4f6d62e1b0a1c73b7cac4ab0b717afb85083af4cd2ac17f

    SHA512

    776f60865b334d4cf26b2ae40bef7fdee86d6c720492f3ec9490fe5888869d58777cf40e823511f2f43bd6e981773e1782d938ed22c68a89320f64d3cb46461e

  • memory/1664-128-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-125-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-143-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-140-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-89-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-137-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-134-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-111-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-108-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-104-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-64-0x0000000001F90000-0x0000000001FAE000-memory.dmp

    Filesize

    120KB

  • memory/1664-103-0x0000000001F90000-0x0000000001FAE000-memory.dmp

    Filesize

    120KB

  • memory/1664-102-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-114-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-119-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-122-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-131-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1664-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2400-106-0x00000000047C0000-0x00000000047DE000-memory.dmp

    Filesize

    120KB

  • memory/2400-92-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2400-86-0x00000000047C0000-0x00000000047DE000-memory.dmp

    Filesize

    120KB

  • memory/2472-101-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2472-87-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB