Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 09:13

General

  • Target

    431e42ed4df4f2ead4a87745376e92ac9b7ea51d08be4a5eefe151d1e9f25b57.exe

  • Size

    1.8MB

  • MD5

    2cf781524cfc2de65a27fa5304d1db0f

  • SHA1

    57177f7fd21c51aaf2cbcc96ac9e1f6f00cf5a65

  • SHA256

    431e42ed4df4f2ead4a87745376e92ac9b7ea51d08be4a5eefe151d1e9f25b57

  • SHA512

    50f2d0aebf1bbec70dcd6c13b894353c4f9946ac9afa7c5bd3996ce733f6f3d632e3d66cad782c008e2e5fce1e679dd35b76ed9701aaa5b3236122461ad010e6

Score
10/10

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Deletes itself 1 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.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\431e42ed4df4f2ead4a87745376e92ac9b7ea51d08be4a5eefe151d1e9f25b57.exe
    "C:\Users\Admin\AppData\Local\Temp\431e42ed4df4f2ead4a87745376e92ac9b7ea51d08be4a5eefe151d1e9f25b57.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1908
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\431e42ed4df4f2ead4a87745376e92ac9b7ea51d08be4a5eefe151d1e9f25b57.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1120
      • C:\Windows\SysWOW64\timeout.exe
        TimeOut 1
        3⤵
        • Delays execution with timeout.exe
        PID:1524
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:1896

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1908-59-0x0000000073760000-0x0000000073D0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1908-60-0x0000000073760000-0x0000000073D0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1908-61-0x0000000073760000-0x0000000073D0B000-memory.dmp

      Filesize

      5.7MB

    • memory/1980-54-0x00000000768D1000-0x00000000768D3000-memory.dmp

      Filesize

      8KB