Analysis

  • max time kernel
    131s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2022, 17:43

General

  • Target
    5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe
  • Size 536KB
  • Sample221030-walh7sccb6
  • SHA256 5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

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.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NTFS ADS 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe
    "C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe":ZONE.identifier & exit
      2⤵
      • NTFS ADS
      PID:4328
    • C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe
      "C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:948

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe.log
        • Size 223B
        • SHA256 0556734df26e82e363d47748a3ceedd5c23ea4b9ded6e68bd5c373c1c9f8777b
        • MD5 SHA1 SHA512

        5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe

        • Path C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe
        • Size 536KB
        • SHA256 5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f
        • MD5 SHA1 SHA512 SSDEEP

        5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe

        • Path C:\Users\Admin\AppData\Local\Temp\5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f.exe
        • Size 536KB
        • SHA256 5dbd6f5cc026c4f33888621b269d8bac5d41c454c944f80332d28457c1e7f26f
        • MD5 SHA1 SHA512 SSDEEP

        memory/948-139-0x0000000000400000-0x0000000000452000-memory.dmp

        memory/948-144-0x00000000750E0000-0x0000000075691000-memory.dmp

        memory/948-145-0x00000000750E0000-0x0000000075691000-memory.dmp

        memory/4964-135-0x00000000750E0000-0x0000000075691000-memory.dmp

        memory/4964-136-0x00000000750E0000-0x0000000075691000-memory.dmp

        memory/4964-143-0x00000000750E0000-0x0000000075691000-memory.dmp