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Analysis

  • max time kernel
    201s
  • max time network
    214s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 17:14

General

  • Target

    fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae.exe

  • Size

    501KB

  • MD5

    7ea9290c902c31ee231c03e9089bdc76

  • SHA1

    f75c08c945455e86f8d7cc94d1592287ae740f2e

  • SHA256

    fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae

  • SHA512

    2b99c951e3614e3cc191217bb91cb9048c074ceda47842e705314f4709a14ee46bd4226e4ab107778d6012a60dc9e83527f3fc9b5aa90bf39bcea7bf953bc114

  • SSDEEP

    6144:Mg0dFN9ODM1AMvZKXJUX6NgI+mW6D6RZc1geYEY:+8Mvw+qemWZy1gmY

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae.exe
    "C:\Users\Admin\AppData\Local\Temp\fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Users\Admin\AppData\Local\Temp\fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae.exe
      C:\Users\Admin\AppData\Local\Temp\fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae.exe
      2⤵
      • Modifies WinLogon for persistence
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3624
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$cEB1.tmp.bat
        3⤵
          PID:3980
        • C:\Program Files\Windows NT\SERVICES.EXE
          "C:\Program Files\Windows NT\SERVICES.EXE"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:3844
          • C:\Program Files\Windows NT\SERVICES.EXE
            "C:\Program Files\Windows NT\SERVICES.EXE"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:3620

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Program Files\Windows NT\SERVICES.EXE

      Filesize

      501KB

      MD5

      7ea9290c902c31ee231c03e9089bdc76

      SHA1

      f75c08c945455e86f8d7cc94d1592287ae740f2e

      SHA256

      fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae

      SHA512

      2b99c951e3614e3cc191217bb91cb9048c074ceda47842e705314f4709a14ee46bd4226e4ab107778d6012a60dc9e83527f3fc9b5aa90bf39bcea7bf953bc114

    • C:\Program Files\Windows NT\SERVICES.EXE

      Filesize

      501KB

      MD5

      7ea9290c902c31ee231c03e9089bdc76

      SHA1

      f75c08c945455e86f8d7cc94d1592287ae740f2e

      SHA256

      fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae

      SHA512

      2b99c951e3614e3cc191217bb91cb9048c074ceda47842e705314f4709a14ee46bd4226e4ab107778d6012a60dc9e83527f3fc9b5aa90bf39bcea7bf953bc114

    • C:\Program Files\Windows NT\SERVICES.EXE

      Filesize

      501KB

      MD5

      7ea9290c902c31ee231c03e9089bdc76

      SHA1

      f75c08c945455e86f8d7cc94d1592287ae740f2e

      SHA256

      fb9b2ec8da4124756d61cb41240364f8fa16717c843a3ca1cd4a2cd0c59a02ae

      SHA512

      2b99c951e3614e3cc191217bb91cb9048c074ceda47842e705314f4709a14ee46bd4226e4ab107778d6012a60dc9e83527f3fc9b5aa90bf39bcea7bf953bc114

    • C:\Users\Admin\AppData\Local\Temp\$$cEB1.tmp.bat

      Filesize

      296B

      MD5

      1e471860367540f32a784f471ffc55bc

      SHA1

      73a27c31b7aabe4241b95a19fd453111853ff68d

      SHA256

      3aaba41928821ff04730f8787625091172dc3082a7e1e1dba9590da0f4e5771d

      SHA512

      3a714abc78d8ed52b00ec6fa52cb70e6eb2d7c55ed33cfd421fd2c3c384c42e8098e1e38ebe1f2add51b38899a0cd5d420f91023dbb7dd936f2719b2d8a34e20

    • C:\Windows\SysWOW64\ACE.dll

      Filesize

      70KB

      MD5

      bec1bc3ae3dfa57d45626ae5ccf357c1

      SHA1

      463139746a9a323247faf088385b26201532cf8f

      SHA256

      7e5799aa61a8ca6e6543ff8fee1a656ea96f20cddf55c44c41b38c82d441d1cc

      SHA512

      779cf97ede0ae05aee90fefde5290b9dd45867499a21ee9d0f3830dc692cb9fa90712201f602883d9053d955de7c6f78ce10cd3d295d63cefcf3aa5e45862d96

    • C:\Windows\SysWOW64\ACE.dll

      Filesize

      70KB

      MD5

      bec1bc3ae3dfa57d45626ae5ccf357c1

      SHA1

      463139746a9a323247faf088385b26201532cf8f

      SHA256

      7e5799aa61a8ca6e6543ff8fee1a656ea96f20cddf55c44c41b38c82d441d1cc

      SHA512

      779cf97ede0ae05aee90fefde5290b9dd45867499a21ee9d0f3830dc692cb9fa90712201f602883d9053d955de7c6f78ce10cd3d295d63cefcf3aa5e45862d96

    • memory/3620-153-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3620-152-0x00000000027E0000-0x000000000282B000-memory.dmp

      Filesize

      300KB

    • memory/3620-150-0x00000000027E0000-0x000000000282B000-memory.dmp

      Filesize

      300KB

    • memory/3620-147-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3624-136-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3624-140-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3624-135-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3624-134-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/3624-133-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB