Analysis

  • max time kernel
    150s
  • max time network
    75s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    12-07-2022 02:48

General

  • Target

    4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe

  • Size

    727KB

  • MD5

    e3760fd9c58c8a0db6f3e56726cb870a

  • SHA1

    4abb50e2126c6c001a715f2cb5b365c72a89fe76

  • SHA256

    4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56

  • SHA512

    ab39a5953f9bf6292140256cd91028ec2538f4d07cad979c5bdb43a6a1b0c95ef5fc0a16dac7f0ab27bb983765b004e54fe9742c9e295aa5853b6f961960771b

Malware Config

Signatures

  • Imminent RAT

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

  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe
    "C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe
      "C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:900
      • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe
        "C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:916
        • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe
          "C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1168
      • 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\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe"
        3⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:1976
        • C:\Windows\SysWOW64\PING.EXE
          ping 1.1.1.1 -n 1 -w 1000
          4⤵
          • Runs ping.exe
          PID:1152
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:1520

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe

      Filesize

      727KB

      MD5

      e3760fd9c58c8a0db6f3e56726cb870a

      SHA1

      4abb50e2126c6c001a715f2cb5b365c72a89fe76

      SHA256

      4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56

      SHA512

      ab39a5953f9bf6292140256cd91028ec2538f4d07cad979c5bdb43a6a1b0c95ef5fc0a16dac7f0ab27bb983765b004e54fe9742c9e295aa5853b6f961960771b

    • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe

      Filesize

      727KB

      MD5

      e3760fd9c58c8a0db6f3e56726cb870a

      SHA1

      4abb50e2126c6c001a715f2cb5b365c72a89fe76

      SHA256

      4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56

      SHA512

      ab39a5953f9bf6292140256cd91028ec2538f4d07cad979c5bdb43a6a1b0c95ef5fc0a16dac7f0ab27bb983765b004e54fe9742c9e295aa5853b6f961960771b

    • C:\Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe

      Filesize

      727KB

      MD5

      e3760fd9c58c8a0db6f3e56726cb870a

      SHA1

      4abb50e2126c6c001a715f2cb5b365c72a89fe76

      SHA256

      4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56

      SHA512

      ab39a5953f9bf6292140256cd91028ec2538f4d07cad979c5bdb43a6a1b0c95ef5fc0a16dac7f0ab27bb983765b004e54fe9742c9e295aa5853b6f961960771b

    • \Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe

      Filesize

      727KB

      MD5

      e3760fd9c58c8a0db6f3e56726cb870a

      SHA1

      4abb50e2126c6c001a715f2cb5b365c72a89fe76

      SHA256

      4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56

      SHA512

      ab39a5953f9bf6292140256cd91028ec2538f4d07cad979c5bdb43a6a1b0c95ef5fc0a16dac7f0ab27bb983765b004e54fe9742c9e295aa5853b6f961960771b

    • \Users\Admin\AppData\Local\Temp\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56\4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56.exe

      Filesize

      727KB

      MD5

      e3760fd9c58c8a0db6f3e56726cb870a

      SHA1

      4abb50e2126c6c001a715f2cb5b365c72a89fe76

      SHA256

      4d823e5e6f2c1cbc25cf8c8c601d90f393e9d97da807b208f8afd0bed6e1cb56

      SHA512

      ab39a5953f9bf6292140256cd91028ec2538f4d07cad979c5bdb43a6a1b0c95ef5fc0a16dac7f0ab27bb983765b004e54fe9742c9e295aa5853b6f961960771b

    • memory/900-75-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/900-57-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-62-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/900-64-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-83-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/900-65-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-70-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-73-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-61-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-60-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/900-58-0x0000000000080000-0x00000000000D8000-memory.dmp

      Filesize

      352KB

    • memory/916-84-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/916-105-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/916-86-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/1080-56-0x0000000074800000-0x0000000074DAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1080-66-0x0000000074800000-0x0000000074DAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1080-55-0x0000000074800000-0x0000000074DAB000-memory.dmp

      Filesize

      5.7MB

    • memory/1080-54-0x00000000755C1000-0x00000000755C3000-memory.dmp

      Filesize

      8KB

    • memory/1168-106-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/1168-107-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB