Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    09/06/2022, 13:17

General

  • Target
    9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
  • Size 747KB
  • Sample220609-qjdl3acgg2
  • SHA256 9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Imminent RAT

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

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

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 2 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
    "C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
      "C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4960
      • C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
        "C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1868
        • C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
          "C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops desktop.ini file(s)
          • Drops file in Windows directory
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1436
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1144
        • C:\Windows\SysWOW64\PING.EXE
          ping 1.1.1.1 -n 1 -w 1000
          4⤵
          • Runs ping.exe
          PID:4824
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:1748

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe.log
          • Size 614B
          • SHA256 12391de09526c63e91ad7657387cfe3db9c1ce254fc664cfded3a060455a7d8d
          • MD5 SHA1 SHA512

          9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe

          • Path C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
          • Size 747KB
          • SHA256 9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4
          • MD5 SHA1 SHA512 SSDEEP

          9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe

          • Path C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
          • Size 747KB
          • SHA256 9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4
          • MD5 SHA1 SHA512 SSDEEP

          9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe

          • Path C:\Users\Admin\AppData\Local\Temp\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4\9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4.exe
          • Size 747KB
          • SHA256 9fb8f0c2d645870c4b48701a1ef84503b54d203f4cec54ae4bfb30e5f754c2d4
          • MD5 SHA1 SHA512 SSDEEP

          memory/1436-150-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/1436-149-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/1868-148-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/1868-143-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/1868-144-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/2140-131-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/2140-134-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/2140-130-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/4960-133-0x0000000000400000-0x0000000000456000-memory.dmp

          memory/4960-142-0x0000000075430000-0x00000000759E1000-memory.dmp

          memory/4960-135-0x0000000075430000-0x00000000759E1000-memory.dmp