Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:34

General

  • Target

    IMG_INTE.exe

  • Size

    713KB

  • MD5

    af83e45292be69defcde71a4ff87ed5e

  • SHA1

    d6fd4bd24923e2ba57d86117fd27d7248e84d3e1

  • SHA256

    bf0d1bf23351a82eddca116c85801b4d1bbe328933e729c735226f9563432544

  • SHA512

    08304dbe701ba59acf10f90ad5f3bfa9e0123c7caf9596659de139302c185d3fa2238b26bac6bd7fa64f92de8d57bf07766b2ba599b2137a88e4e42c5a4f6c03

Malware Config

Signatures

  • HiveRAT

    HiveRAT is an improved version of FirebirdRAT with various capabilities.

  • HiveRAT Payload 15 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMG_INTE.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG_INTE.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
      "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1448
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\System32\explorer.exe" C:\Users\Admin\AppData\Local\Execution.vbs
        3⤵
          PID:1308
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2008
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Execution.vbs"
        2⤵
        • Adds Run key to start application
        PID:880

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Execution.vbs

      Filesize

      509B

      MD5

      73c013c71f6b5f05f01a26e44b9d3e31

      SHA1

      511765ccfbdbc8b669823d6b20968a1f5bb5efbb

      SHA256

      0446ec30e03d2647e5d65b9c227bf5d5d4b6687e7837f86566d77a8d81470d61

      SHA512

      dffc14db911cc1182089e17b102cb18e9826661af89fd9086285b75d0e7fc568cd5503b2b0d5857c590e931e7076ac34552273e266aa98345aa5007f22170f86

    • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

      Filesize

      41KB

      MD5

      6a673bfc3b67ae9782cb31af2f234c68

      SHA1

      7544e89566d91e84e3cd437b9a073e5f6b56566e

      SHA256

      978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

      SHA512

      72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

    • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

      Filesize

      41KB

      MD5

      6a673bfc3b67ae9782cb31af2f234c68

      SHA1

      7544e89566d91e84e3cd437b9a073e5f6b56566e

      SHA256

      978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

      SHA512

      72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

    • \Users\Admin\AppData\Local\Temp\AddInProcess32.exe

      Filesize

      41KB

      MD5

      6a673bfc3b67ae9782cb31af2f234c68

      SHA1

      7544e89566d91e84e3cd437b9a073e5f6b56566e

      SHA256

      978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

      SHA512

      72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

    • memory/880-98-0x0000000000000000-mapping.dmp

    • memory/1308-95-0x000000006FDC1000-0x000000006FDC3000-memory.dmp

      Filesize

      8KB

    • memory/1308-93-0x0000000000000000-mapping.dmp

    • memory/1448-71-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-76-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-64-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-66-0x000000000044C94E-mapping.dmp

    • memory/1448-62-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-65-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-69-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-59-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-60-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-75-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-74-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-63-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-77-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-81-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-84-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-85-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1448-86-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1892-54-0x0000000000040000-0x00000000000F6000-memory.dmp

      Filesize

      728KB

    • memory/1892-57-0x00000000005F0000-0x00000000005FA000-memory.dmp

      Filesize

      40KB

    • memory/1892-56-0x0000000000580000-0x0000000000590000-memory.dmp

      Filesize

      64KB

    • memory/1892-55-0x00000000756A1000-0x00000000756A3000-memory.dmp

      Filesize

      8KB

    • memory/2008-96-0x000007FEFBF31000-0x000007FEFBF33000-memory.dmp

      Filesize

      8KB