Analysis

  • max time kernel
    151s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 17:06

General

  • Target

    f210373e0eef030d2715eb802466944a88025cfd0710dbb39cc4f12df1dd2404.exe

  • Size

    683KB

  • MD5

    7c63776d07a39aac19600d15abeec0ac

  • SHA1

    64213eb74eb8793f014cf0e52b26f7373d5e32f1

  • SHA256

    f210373e0eef030d2715eb802466944a88025cfd0710dbb39cc4f12df1dd2404

  • SHA512

    0e466c95297b3fc587cc13c83f989f1d64e4bd065f2e9d1beca49071865e144f229ecf32f2c76292b27cd9eaa06ff188499012fdfec3b1967afcebff4f98a0b3

  • SSDEEP

    12288:+MlybpQTJ17OtqDkyJfXCdj6kD4Y8akRcCbmwKqgTt/:nRJ1isfFSdPDr8ak3mwKqgTN

Malware Config

Signatures

  • Imminent RAT

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

  • 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 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f210373e0eef030d2715eb802466944a88025cfd0710dbb39cc4f12df1dd2404.exe
    "C:\Users\Admin\AppData\Local\Temp\f210373e0eef030d2715eb802466944a88025cfd0710dbb39cc4f12df1dd2404.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Java(TM) Platform SE Auto Executer" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Java\jusched.exe.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5108
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Java(TM) Platform SE Auto Executer" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Java\jusched.exe.lnk"
        3⤵
        • Adds Run key to start application
        PID:4252
    • C:\Users\Admin\AppData\Local\Temp\f210373e0eef030d2715eb802466944a88025cfd0710dbb39cc4f12df1dd2404.exe
      "C:\Users\Admin\AppData\Local\Temp\f210373e0eef030d2715eb802466944a88025cfd0710dbb39cc4f12df1dd2404.exe"
      2⤵
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3216

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3216-136-0x0000000000000000-mapping.dmp
  • memory/3216-137-0x0000000000400000-0x000000000044A000-memory.dmp
    Filesize

    296KB

  • memory/3216-138-0x0000000074750000-0x0000000074D01000-memory.dmp
    Filesize

    5.7MB

  • memory/3216-139-0x0000000074750000-0x0000000074D01000-memory.dmp
    Filesize

    5.7MB

  • memory/4252-135-0x0000000000000000-mapping.dmp
  • memory/4848-132-0x0000000074750000-0x0000000074D01000-memory.dmp
    Filesize

    5.7MB

  • memory/4848-133-0x0000000074750000-0x0000000074D01000-memory.dmp
    Filesize

    5.7MB

  • memory/5108-134-0x0000000000000000-mapping.dmp