Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 00:38

General

  • Target

    985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe

  • Size

    2.3MB

  • MD5

    77f59d68727acc87da5dd18c10c5327e

  • SHA1

    f18ca4f1d2bd7cd96c99db5f72eb4cab7442097d

  • SHA256

    985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd

  • SHA512

    d691aca860f12f042097db7c90b8313c786e0619112f8f17b37b41139e836b54852c99a31e8a1723465305003c22a9b9b2fe591f4dc8bae0ea48ed200fb8cb4f

  • SSDEEP

    49152:Rjvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNe:RrkI9rSjA5aDo73pzF2bz3p9y4HgIoov

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 19 IoCs

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

  • Maps connected drives based on registry 3 TTPs 6 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 64 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe
    "C:\Users\Admin\AppData\Local\Temp\985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3112
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3808
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\ctfmen.exe

    Filesize

    4KB

    MD5

    e4b539350e4dc3a655a423fb1fddd46f

    SHA1

    69b6101062673a563e79f4166e275e29b82841a3

    SHA256

    fb09f7f34e3c14ea8612173be34448330ac93ecc5b3cca9ac670449b5899328b

    SHA512

    f414d6f5116b267c22c4901428ad08dfd9187e072f10fec5b72e8b5c654d88f09a12182f4f9f70c8fb6474dbeac78d3562a263f9befa979db1bbcb5b4ddd7da1

  • C:\Windows\SysWOW64\grcopy.dll

    Filesize

    2.3MB

    MD5

    13526e7eb4a20a2acb802aa6db66f96d

    SHA1

    d569166a5a2abb0bbdb9261665438b55b0181fa1

    SHA256

    70b0c97a24d30841013202c4c7d072e30c4be305625871ff6bc2d5608863e943

    SHA512

    8ed4eadbbb19426e948a2acb2258550ad6b37bb4ad387ffb1144f6192c5130c87add5d1b4bb5746a99dd6fa6cd184bc2cc981d91fba67af3311f621d17e93d47

  • C:\Windows\SysWOW64\satornas.dll

    Filesize

    183B

    MD5

    00504dac72ac4155eeb01e007514b8ca

    SHA1

    7e006a559ce7c33aa4e631417c0dc4b1951a69f6

    SHA256

    e084f09478800aa46724bb6f81a925cd7af4b6033f1a45eca5369e6bb079251a

    SHA512

    133ec879595c8a583e018c8463a536c834732133e84a668224ec464bc69adf52f5ed8e3696a6d689050c27434f99ca340c983cad22015cce5ebe4feff4b5dbfe

  • C:\Windows\SysWOW64\shervans.dll

    Filesize

    8KB

    MD5

    5c6023de7fcaac173f1cba9a6cc53e0f

    SHA1

    cbee2245c66b8231f914b573d91db71824b48295

    SHA256

    5fbc3be3e69d457d7d74e1ebc34dbc86ea86bb7ff0d38bc12f86a8d65826c0db

    SHA512

    6767ce54138a6541297a0ae426788614c1e882d5c04bda14df48329b32011870147122ce58bce2421b93e654edc829093993ed169a2db1447b83e51a7ca0493f

  • memory/2124-55-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-53-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-69-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-67-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-65-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-63-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-30-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-61-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-33-0x000000007FA70000-0x000000007FE41000-memory.dmp

    Filesize

    3.8MB

  • memory/2124-39-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2124-59-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-41-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-44-0x000000007FA70000-0x000000007FE41000-memory.dmp

    Filesize

    3.8MB

  • memory/2124-42-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-43-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2124-45-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-47-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-49-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-51-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2124-57-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/3112-0-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/3112-1-0x000000007FA70000-0x000000007FE41000-memory.dmp

    Filesize

    3.8MB

  • memory/3112-29-0x000000007FA70000-0x000000007FE41000-memory.dmp

    Filesize

    3.8MB

  • memory/3112-25-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/3112-24-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/3112-14-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/3808-22-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3808-32-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB