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Analysis

  • max time kernel
    158s
  • max time network
    193s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/10/2022, 19:51

General

  • Target

    d727cd73d813a46f594eb4178572889d7fa90b3e6fff53c6139573811854881a.exe

  • Size

    311KB

  • MD5

    0bcdbfdc66ce046ab767dad307077ce0

  • SHA1

    00c91667408c4540223fb4e867b6212ccdf91151

  • SHA256

    d727cd73d813a46f594eb4178572889d7fa90b3e6fff53c6139573811854881a

  • SHA512

    0e9a523c6684dbe4133d27045d30223cd1299e6fff6d36a128b09d208f9477eb19464064296c01113e0b363e4a076643502cf6f0ca933af3aa09ac054397f2e1

  • SSDEEP

    6144:lZMDl+rVwlMu9O2Q72iWTzAt2t3NYXtzAbxWpfO:lZm+rVwH9+SXAt2/xWpfO

Malware Config

Signatures

  • Gh0st RAT payload 7 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • ACProtect 1.3x - 1.4x DLL software 4 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d727cd73d813a46f594eb4178572889d7fa90b3e6fff53c6139573811854881a.exe
    "C:\Users\Admin\AppData\Local\Temp\d727cd73d813a46f594eb4178572889d7fa90b3e6fff53c6139573811854881a.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4100
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\D727CD~1.EXE > nul
      2⤵
        PID:1464
    • C:\Windows\SysWOW64\svchest.exe
      C:\Windows\SysWOW64\svchest.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4276

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\mbi127E.tmp

      Filesize

      172KB

      MD5

      685f1cbd4af30a1d0c25f252d399a666

      SHA1

      6a1b978f5e6150b88c8634146f1406ed97d2f134

      SHA256

      0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

      SHA512

      6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

    • C:\Users\Admin\AppData\Local\Temp\mbi127E.tmp

      Filesize

      172KB

      MD5

      685f1cbd4af30a1d0c25f252d399a666

      SHA1

      6a1b978f5e6150b88c8634146f1406ed97d2f134

      SHA256

      0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

      SHA512

      6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

    • C:\Windows\SysWOW64\svchest.exe

      Filesize

      311KB

      MD5

      0bcdbfdc66ce046ab767dad307077ce0

      SHA1

      00c91667408c4540223fb4e867b6212ccdf91151

      SHA256

      d727cd73d813a46f594eb4178572889d7fa90b3e6fff53c6139573811854881a

      SHA512

      0e9a523c6684dbe4133d27045d30223cd1299e6fff6d36a128b09d208f9477eb19464064296c01113e0b363e4a076643502cf6f0ca933af3aa09ac054397f2e1

    • C:\Windows\SysWOW64\svchest.exe

      Filesize

      311KB

      MD5

      0bcdbfdc66ce046ab767dad307077ce0

      SHA1

      00c91667408c4540223fb4e867b6212ccdf91151

      SHA256

      d727cd73d813a46f594eb4178572889d7fa90b3e6fff53c6139573811854881a

      SHA512

      0e9a523c6684dbe4133d27045d30223cd1299e6fff6d36a128b09d208f9477eb19464064296c01113e0b363e4a076643502cf6f0ca933af3aa09ac054397f2e1

    • C:\Windows\Temp\gsiB43C.tmp

      Filesize

      172KB

      MD5

      685f1cbd4af30a1d0c25f252d399a666

      SHA1

      6a1b978f5e6150b88c8634146f1406ed97d2f134

      SHA256

      0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

      SHA512

      6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

    • C:\Windows\Temp\gsiB43C.tmp

      Filesize

      172KB

      MD5

      685f1cbd4af30a1d0c25f252d399a666

      SHA1

      6a1b978f5e6150b88c8634146f1406ed97d2f134

      SHA256

      0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

      SHA512

      6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

    • memory/4100-136-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/4100-132-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/4100-135-0x0000000002230000-0x00000000022A3000-memory.dmp

      Filesize

      460KB

    • memory/4100-144-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/4100-145-0x0000000002230000-0x00000000022A3000-memory.dmp

      Filesize

      460KB

    • memory/4276-141-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/4276-142-0x0000000000E80000-0x0000000000EF3000-memory.dmp

      Filesize

      460KB

    • memory/4276-146-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/4276-147-0x0000000000E80000-0x0000000000EF3000-memory.dmp

      Filesize

      460KB