Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-06-2022 00:05

General

  • Target

    31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe

  • Size

    320KB

  • MD5

    b20733f2f81130783a51243733009222

  • SHA1

    fc7055cb65b424bcb39e16c12a32e0fd4ded11d0

  • SHA256

    31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c

  • SHA512

    702be5ed69bfb3129ba77571d3904afc0d8663887d6b3f848c4c6fdd40ced8416c9b7f8cdddd9a2b916f2bd969291e7b48dfd1c398d189ef9f6b810fa188141c

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
  • 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe
    "C:\Users\Admin\AppData\Local\Temp\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4840
    • C:\Users\Admin\AppData\Local\Temp\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe
      "C:\Users\Admin\AppData\Local\Temp\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.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:3552
    • 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\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4736
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 1000
        3⤵
        • Runs ping.exe
        PID:4652
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:936

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe

      Filesize

      320KB

      MD5

      b20733f2f81130783a51243733009222

      SHA1

      fc7055cb65b424bcb39e16c12a32e0fd4ded11d0

      SHA256

      31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c

      SHA512

      702be5ed69bfb3129ba77571d3904afc0d8663887d6b3f848c4c6fdd40ced8416c9b7f8cdddd9a2b916f2bd969291e7b48dfd1c398d189ef9f6b810fa188141c

    • C:\Users\Admin\AppData\Local\Temp\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c\31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c.exe

      Filesize

      320KB

      MD5

      b20733f2f81130783a51243733009222

      SHA1

      fc7055cb65b424bcb39e16c12a32e0fd4ded11d0

      SHA256

      31309795039d0d243dcf52abe91308a6ef0d714cf700ee1db5b00a7cf083229c

      SHA512

      702be5ed69bfb3129ba77571d3904afc0d8663887d6b3f848c4c6fdd40ced8416c9b7f8cdddd9a2b916f2bd969291e7b48dfd1c398d189ef9f6b810fa188141c

    • memory/3552-131-0x0000000000000000-mapping.dmp

    • memory/3552-137-0x0000000075400000-0x00000000759B1000-memory.dmp

      Filesize

      5.7MB

    • memory/3552-138-0x0000000075400000-0x00000000759B1000-memory.dmp

      Filesize

      5.7MB

    • memory/4652-135-0x0000000000000000-mapping.dmp

    • memory/4736-134-0x0000000000000000-mapping.dmp

    • memory/4840-130-0x0000000075400000-0x00000000759B1000-memory.dmp

      Filesize

      5.7MB

    • memory/4840-136-0x0000000075400000-0x00000000759B1000-memory.dmp

      Filesize

      5.7MB