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Analysis

  • max time kernel
    119s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2024, 07:34

General

  • Target

    5d2011a5cc2262be1edafb45a3ca6e90N.exe

  • Size

    88KB

  • MD5

    5d2011a5cc2262be1edafb45a3ca6e90

  • SHA1

    b0b3a24fd738e7f34f70392f70909503b2c98a0a

  • SHA256

    0b5393254bb075346c491dfbc15a4e679146ece53483517463551c136739ba27

  • SHA512

    585e4fd0c27f14bde66e098b07cdeeae50f9a484986a1e3e250d2d31f7504acce6f549b45ab05f1412db68486592a26a76bbf3e8ad81916ef76fab8021ba3f26

  • SSDEEP

    1536:ahUDofByDJWbMGcEFLPEPKOJUsy1+VMA:aIofBHbKMP0PvMA

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 5 IoCs
  • 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
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d2011a5cc2262be1edafb45a3ca6e90N.exe
    "C:\Users\Admin\AppData\Local\Temp\5d2011a5cc2262be1edafb45a3ca6e90N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Users\Admin\AppData\Local\Temp\5d2011a5cc2262be1edafb45a3ca6e90N.exe
      "C:\Users\Admin\AppData\Local\Temp\5d2011a5cc2262be1edafb45a3ca6e90N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2664
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\IQIRN.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1964
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Video Driver" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\config\explorer.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1412
      • C:\Users\Admin\AppData\Roaming\config\explorer.exe
        "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1624
        • C:\Users\Admin\AppData\Roaming\config\explorer.exe
          "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2336
        • C:\Users\Admin\AppData\Roaming\config\explorer.exe
          "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1844
          • C:\Users\Admin\AppData\Roaming\config\explorer.exe
            "C:\Users\Admin\AppData\Roaming\config\explorer.exe"
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Modifies system certificate store
            PID:988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    a04d648988c419b92e6ca49d129b8923

    SHA1

    d39b4ae106412440418f729f15048ca78db8199c

    SHA256

    d884241a9ecbc66b7f93631db037115df9418b77f9aa33cef702b6d9a471782a

    SHA512

    4217ae5b02a443a8d40b69032b3d8fddaf24682a1f8f62edf13f4689b3d57f09917a1d701f0882fafa4d2a86a22d6b30caf42cf3b81637de5b13bdc2456f2316

  • C:\Users\Admin\AppData\Local\Temp\CabC7A5.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\IQIRN.bat

    Filesize

    149B

    MD5

    fc1798b7c7938454220fda837a76f354

    SHA1

    b232912930b2bc24ff18bf7ecd58f872bbe01ea0

    SHA256

    7f0a5917b5aca9c5beb153aad0ef95bf0aeafb83768da5b086c3f029ba42d7c8

    SHA512

    d1abdd45a8e5d33893b9d19424174a07feed145d2e6b4be318ab5fde503f850579a4a101a010f30e16ecde2c7123f45357a8341214655321ee0f0097ca911331

  • C:\Users\Admin\AppData\Local\Temp\TarC7C7.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Roaming\config\explorer.exe

    Filesize

    88KB

    MD5

    8223bd47a83d6d2a77638c8859ffaa8b

    SHA1

    5924cd27a770b857d111fa0e4457c5a90b66a979

    SHA256

    613f74a200eca7d8a0cba316e30aa079d5bb28f119909e3517de068ede8de9db

    SHA512

    df71e25bb5cfbba8b54c5f21b6af62dae9d9bd1ade0da471c29d5a601d1573a641698be8ba5c62eb57cc7cfca285ad6df5d3ae5e441b1018c9cc29b4d4ac900c

  • memory/1844-331-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/1844-314-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2336-453-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-139-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2664-133-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-143-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-318-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-145-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-140-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-144-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-137-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2664-135-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3024-2-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/3024-41-0x0000000001C00000-0x0000000001C01000-memory.dmp

    Filesize

    4KB

  • memory/3024-141-0x0000000001C00000-0x0000000001C01000-memory.dmp

    Filesize

    4KB

  • memory/3024-55-0x0000000001C10000-0x0000000001C11000-memory.dmp

    Filesize

    4KB

  • memory/3024-58-0x0000000001C20000-0x0000000001C21000-memory.dmp

    Filesize

    4KB

  • memory/3024-61-0x0000000001C30000-0x0000000001C31000-memory.dmp

    Filesize

    4KB

  • memory/3024-142-0x0000000001C20000-0x0000000001C21000-memory.dmp

    Filesize

    4KB

  • memory/3024-73-0x0000000001C50000-0x0000000001C51000-memory.dmp

    Filesize

    4KB

  • memory/3024-75-0x0000000001CA0000-0x0000000001CA1000-memory.dmp

    Filesize

    4KB

  • memory/3024-83-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

    Filesize

    4KB

  • memory/3024-129-0x00000000024E0000-0x00000000024E1000-memory.dmp

    Filesize

    4KB

  • memory/3024-132-0x00000000024F0000-0x00000000024F1000-memory.dmp

    Filesize

    4KB