Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-10-2024 08:33

General

  • Target

    052a14bcf0ebe3bd56470733658ec947c161e880e08ba0187865893491ffa028N.exe

  • Size

    2.3MB

  • MD5

    9af6013ad2bd5f35cfe64d63ffa767a0

  • SHA1

    7bf99d86719c556fe5422153d90408933ff3beb3

  • SHA256

    052a14bcf0ebe3bd56470733658ec947c161e880e08ba0187865893491ffa028

  • SHA512

    0f1766a593c967c26bc28079e0a7c58d2e4f5d956c5703e1ba96f127eba91db07420e9a17918e18a170ef5d626eb7ddd611ee5ea8e2697c926087745c907e559

  • SSDEEP

    49152:gjvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNe:grkI9rSjA5aDo73pzF2bz3p9y4HgIoov

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 6 IoCs
  • Reads user/profile data of web browsers 3 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 14 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\052a14bcf0ebe3bd56470733658ec947c161e880e08ba0187865893491ffa028N.exe
    "C:\Users\Admin\AppData\Local\Temp\052a14bcf0ebe3bd56470733658ec947c161e880e08ba0187865893491ffa028N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:268
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2960
      • 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:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\satornas.dll

    Filesize

    183B

    MD5

    e0e76192519af420cf094c1d90822371

    SHA1

    ab0ec3a6498054d850bf518995f8d8da923067a8

    SHA256

    6e0fa547f29661ce5ab7c941cd4775c5e9db551524f15f4c71a62ecaeff8e3d7

    SHA512

    bdefe02ce6e4b56e323a630b68ed565d92a12c34d6f69a844fe5d41a8d9d1a55782e4b4c34cbc4c83521c76080167d672790b127b4383a39675f74437894b369

  • \Windows\SysWOW64\ctfmen.exe

    Filesize

    4KB

    MD5

    63dfd074227661fb2167cd56bbc9c082

    SHA1

    b8f0dee34c29e46d7fe865d9a1144374063df82a

    SHA256

    c4e47249a6601d19f183b0c59f83ef496028684cec314b3d903bfab996dca368

    SHA512

    d973499a888063cea3dbd12eeea43b1e95896950f309490642af0805c0eaee5519ddd09a5820dea6c29e6c61164c58092ff9feaaaf3f2ea4232e410b25b94588

  • \Windows\SysWOW64\shervans.dll

    Filesize

    8KB

    MD5

    baf82d9a74073f5097600205c1020b6c

    SHA1

    12aa6cac8e42d041448625a3cfa7a64796fc51b9

    SHA256

    f03efe66a216c78b562645f9fd24b4abe9992227a7862077a3ef9f9dfaaa5963

    SHA512

    7c5198ce1c012cf5d17d1b2de052c11096ef967155a4e4fa1dfaaecd0e7c1f12b6909eb93428d0c16fa946227abf985bfc0b4ed26688a877103f31ed2134fb84

  • \Windows\SysWOW64\smnss.exe

    Filesize

    2.3MB

    MD5

    728ba5a1fe30790574d43cd3b97364c7

    SHA1

    6b078d936c783a730975a92ca95a490113a7a475

    SHA256

    b760c1a8a300f9f0537af4fc1f78502f6aa8bfb3128b9aaca930dc2370205ee3

    SHA512

    5a69169ec81309d0b8149299b94f562a28c6c83335c1673c873a390f01325ba980ecbc579ffe34e5d44a8aca691b0156cabc1151c98fc43087f9910cf8f7567b

  • memory/268-33-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/268-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/268-13-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/268-20-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/268-27-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/268-0-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/268-34-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2640-53-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-51-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-43-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2640-36-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-45-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-46-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2640-48-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2640-47-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-49-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-37-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2640-67-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-55-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-57-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-59-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-61-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-63-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2640-65-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2960-28-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB