Analysis

  • max time kernel
    189s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-07-2022 04:24

General

  • Target

    41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5.exe

  • Size

    1.3MB

  • MD5

    46f3cb1f7ebc3a9713e726d9506afa5f

  • SHA1

    e60ebfa3d159df9f6fd1e0bc7842bf6204477d00

  • SHA256

    41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5

  • SHA512

    2cc74852fc1a58a360d7f8dbce7e369fe6924e4738234eec4c1b81b8ca494234c1fb7afa32f9825cddda04d8757da1ac02fc4b32325528bca858e266873495f8

Score
10/10

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 2 IoCs

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

  • Drops startup file 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.

  • NTFS ADS 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5.exe
    "C:\Users\Admin\AppData\Local\Temp\41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:1776
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe"
      2⤵
      • NTFS ADS
      PID:3640
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2124
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Drops startup file
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2576
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe:Zone.Identifier"
          4⤵
          • NTFS ADS
          PID:3988
        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe
          C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1776

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\UtilityBeats.exe.log

    Filesize

    1KB

    MD5

    0a43bd90f8a57f03ce392e0949893904

    SHA1

    bb2c8381d647820c4f71da28bf67689879f10ba7

    SHA256

    6d4d919739f292f816ad2db990437d9dd0c904b17d4b474fb7125039280bd8d3

    SHA512

    fcb3070ba070260f224e9dc00481998423534bd6bc9480b86d2bacbbe0614a3f998b757484632c472120e25df354b80ec94aee0c3dcde9a56e86e8ce45f5f70a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe

    Filesize

    1.3MB

    MD5

    46f3cb1f7ebc3a9713e726d9506afa5f

    SHA1

    e60ebfa3d159df9f6fd1e0bc7842bf6204477d00

    SHA256

    41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5

    SHA512

    2cc74852fc1a58a360d7f8dbce7e369fe6924e4738234eec4c1b81b8ca494234c1fb7afa32f9825cddda04d8757da1ac02fc4b32325528bca858e266873495f8

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe

    Filesize

    1.3MB

    MD5

    46f3cb1f7ebc3a9713e726d9506afa5f

    SHA1

    e60ebfa3d159df9f6fd1e0bc7842bf6204477d00

    SHA256

    41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5

    SHA512

    2cc74852fc1a58a360d7f8dbce7e369fe6924e4738234eec4c1b81b8ca494234c1fb7afa32f9825cddda04d8757da1ac02fc4b32325528bca858e266873495f8

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\UtilityBeats.exe

    Filesize

    1.3MB

    MD5

    46f3cb1f7ebc3a9713e726d9506afa5f

    SHA1

    e60ebfa3d159df9f6fd1e0bc7842bf6204477d00

    SHA256

    41da47a170f485b14f61b095ea488d54f33a11de60afaa845c4f146c06704dd5

    SHA512

    2cc74852fc1a58a360d7f8dbce7e369fe6924e4738234eec4c1b81b8ca494234c1fb7afa32f9825cddda04d8757da1ac02fc4b32325528bca858e266873495f8

  • memory/1648-131-0x00000000054D0000-0x00000000054F2000-memory.dmp

    Filesize

    136KB

  • memory/1648-132-0x0000000005580000-0x00000000055E6000-memory.dmp

    Filesize

    408KB

  • memory/1648-133-0x0000000005500000-0x0000000005522000-memory.dmp

    Filesize

    136KB

  • memory/1648-134-0x00000000057C0000-0x0000000005982000-memory.dmp

    Filesize

    1.8MB

  • memory/1648-135-0x0000000005690000-0x0000000005722000-memory.dmp

    Filesize

    584KB

  • memory/1648-137-0x0000000006820000-0x0000000006DC4000-memory.dmp

    Filesize

    5.6MB

  • memory/1648-130-0x0000000000930000-0x0000000000A86000-memory.dmp

    Filesize

    1.3MB

  • memory/1776-146-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/1776-149-0x0000000007BF0000-0x0000000007BFA000-memory.dmp

    Filesize

    40KB

  • memory/2576-144-0x00000000092A0000-0x000000000933C000-memory.dmp

    Filesize

    624KB