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Analysis

  • max time kernel
    143s
  • max time network
    99s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 22:14

General

  • Target

    81fc2152f255942e1a8d0ba485d0ec6eae29fc2e1fcaa72011670fd07156d812.exe

  • Size

    28KB

  • MD5

    98796e376e08ab8fce2dfb0570938751

  • SHA1

    5a8f6bfdc7791d7c7336b225ec996fb60a90a6d3

  • SHA256

    81fc2152f255942e1a8d0ba485d0ec6eae29fc2e1fcaa72011670fd07156d812

  • SHA512

    a029579f3f9c6f5247521097fbccec8cdd1d196c95d8813c8da446bb33474b15a2465578a6c3c60e5533ba07e1a5515b4cde55596a14df3b7c9ca98ae2d35877

  • SSDEEP

    768:b2FFwaMLgTzqjA4pYOUd+/u9uppQ1MZrX5iHkYmDWVcNnXwzMtc2/:bWTcvjVpzJdYWZ75hYy

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81fc2152f255942e1a8d0ba485d0ec6eae29fc2e1fcaa72011670fd07156d812.exe
    "C:\Users\Admin\AppData\Local\Temp\81fc2152f255942e1a8d0ba485d0ec6eae29fc2e1fcaa72011670fd07156d812.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Program Files\sovhst.exe
      "C:\Program Files\sovhst.exe"
      2⤵
      • Executes dropped EXE
      • Sets file execution options in registry
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1072
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c sc config avp start= disabled
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:808
        • C:\Windows\SysWOW64\sc.exe
          sc config avp start= disabled
          4⤵
          • Launches sc.exe
          PID:1192
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Local\Temp\81fc2152f255942e1a8d0ba485d0ec6eae29fc2e1fcaa72011670fd07156d812.exe"
      2⤵
      • Deletes itself
      PID:1164

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\sovhst.exe

    Filesize

    24KB

    MD5

    b6798f264cb81ca4b619ee5795194727

    SHA1

    15e9fd8ebac957782e3156f9776d1e0ceb7320ed

    SHA256

    404017f0c0773086387a3388ede20a0ebe486ab86da613d35b6627e105098c7f

    SHA512

    03eaef7ca5d13cffc39f7acc8cd154e7f8b9b2a93d2adff3e212a2f85af4f611eddfc57ac940e275dcb776801df7b22854da1904f825ee5e9837013ec7590cc9

  • C:\Program Files\sovhst.exe

    Filesize

    24KB

    MD5

    b6798f264cb81ca4b619ee5795194727

    SHA1

    15e9fd8ebac957782e3156f9776d1e0ceb7320ed

    SHA256

    404017f0c0773086387a3388ede20a0ebe486ab86da613d35b6627e105098c7f

    SHA512

    03eaef7ca5d13cffc39f7acc8cd154e7f8b9b2a93d2adff3e212a2f85af4f611eddfc57ac940e275dcb776801df7b22854da1904f825ee5e9837013ec7590cc9

  • \Program Files\sovhst.exe

    Filesize

    24KB

    MD5

    b6798f264cb81ca4b619ee5795194727

    SHA1

    15e9fd8ebac957782e3156f9776d1e0ceb7320ed

    SHA256

    404017f0c0773086387a3388ede20a0ebe486ab86da613d35b6627e105098c7f

    SHA512

    03eaef7ca5d13cffc39f7acc8cd154e7f8b9b2a93d2adff3e212a2f85af4f611eddfc57ac940e275dcb776801df7b22854da1904f825ee5e9837013ec7590cc9

  • \Program Files\sovhst.exe

    Filesize

    24KB

    MD5

    b6798f264cb81ca4b619ee5795194727

    SHA1

    15e9fd8ebac957782e3156f9776d1e0ceb7320ed

    SHA256

    404017f0c0773086387a3388ede20a0ebe486ab86da613d35b6627e105098c7f

    SHA512

    03eaef7ca5d13cffc39f7acc8cd154e7f8b9b2a93d2adff3e212a2f85af4f611eddfc57ac940e275dcb776801df7b22854da1904f825ee5e9837013ec7590cc9

  • \Users\Admin\AppData\Local\Temp\dll79C3.tmp

    Filesize

    17KB

    MD5

    639e7403b60d35fd9fb7474d756bdb68

    SHA1

    d5f625170104b3599824d915e16ac7d8f8e72e50

    SHA256

    b23feac5c0a9b51848e41beef12e68c70a9266aa966f93bb884d4e7383813ef1

    SHA512

    cac3802c7eb2d1e64079d484c508f3538f33d46f87c1ee9636748ae866ff3d36994822b6be2b5950d7dce78d9d010a77d497588edcda325e096489189e87d6ef

  • memory/1072-61-0x0000000010000000-0x0000000010007000-memory.dmp

    Filesize

    28KB

  • memory/1072-66-0x0000000074C91000-0x0000000074C93000-memory.dmp

    Filesize

    8KB

  • memory/1092-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1092-65-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB