Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 21:25

General

  • Target

    55c7d069d8562f7842086f4a566dbfc9ee92f8d70d4ec8115fa0aba5dd6ac19d.exe

  • Size

    1.1MB

  • MD5

    c365825016e073c7ee4f601acaaad2ab

  • SHA1

    e816c69c7aab15fb568c8d0189c7c728a81b5456

  • SHA256

    55c7d069d8562f7842086f4a566dbfc9ee92f8d70d4ec8115fa0aba5dd6ac19d

  • SHA512

    61d5e81624603a7bb51ea2f11d2c66ceafb614b836de45596acff1b23e3be162a64f889dd3c0c2f2558194f0d318fbdbc93f200a6585eba2944853a104b861be

  • SSDEEP

    24576:4tb20pkaCqT5TBWgNQ7aq/epWpPVlbUMxc6A:BVg5tQ7aq20pPTG5

Malware Config

Signatures

  • Imminent RAT

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

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\55c7d069d8562f7842086f4a566dbfc9ee92f8d70d4ec8115fa0aba5dd6ac19d.exe
    "C:\Users\Admin\AppData\Local\Temp\55c7d069d8562f7842086f4a566dbfc9ee92f8d70d4ec8115fa0aba5dd6ac19d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Roaming\install2.exe
      "C:\Users\Admin\AppData\Roaming\install2.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3056
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2064
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\73.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4908
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 0127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4836

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\73.bat

    Filesize

    312B

    MD5

    016ad3e058300c618aea9dc715576aac

    SHA1

    06b33cf4d9053143728dcbf8ea0d4b75ee0f4238

    SHA256

    81dfc3d6aff397e7b805a9bd4bb756d0fd2185ad4ab9cae15b2745cbc0fe3f1e

    SHA512

    158fc796b05761ddab6401059ceb609247ff0fcbb51d050eb2c20f6be0d1586cc2fb0127080a24b3b89accdaf40c804cf2ab49570873cee0e00468abaac6ef53

  • C:\Users\Admin\AppData\Roaming\install2.exe

    Filesize

    1.1MB

    MD5

    c365825016e073c7ee4f601acaaad2ab

    SHA1

    e816c69c7aab15fb568c8d0189c7c728a81b5456

    SHA256

    55c7d069d8562f7842086f4a566dbfc9ee92f8d70d4ec8115fa0aba5dd6ac19d

    SHA512

    61d5e81624603a7bb51ea2f11d2c66ceafb614b836de45596acff1b23e3be162a64f889dd3c0c2f2558194f0d318fbdbc93f200a6585eba2944853a104b861be

  • C:\Users\Admin\AppData\Roaming\install2.exe

    Filesize

    1.1MB

    MD5

    c365825016e073c7ee4f601acaaad2ab

    SHA1

    e816c69c7aab15fb568c8d0189c7c728a81b5456

    SHA256

    55c7d069d8562f7842086f4a566dbfc9ee92f8d70d4ec8115fa0aba5dd6ac19d

    SHA512

    61d5e81624603a7bb51ea2f11d2c66ceafb614b836de45596acff1b23e3be162a64f889dd3c0c2f2558194f0d318fbdbc93f200a6585eba2944853a104b861be

  • memory/2064-140-0x00000000005C0000-0x000000000060A000-memory.dmp

    Filesize

    296KB

  • memory/2064-141-0x0000000004EE0000-0x0000000004F7C000-memory.dmp

    Filesize

    624KB

  • memory/2064-142-0x0000000006950000-0x0000000006EF4000-memory.dmp

    Filesize

    5.6MB