Overview

overview

8

Static

static

dd5f6a8a3f...63.exe

windows7_x64

8

dd5f6a8a3f...63.exe

windows10_x64

8

Resubmissions

19-01-2022 16:34

220119-t23kpabeh9 10

25-11-2021 12:33

211125-pq7m2saed6 8

Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    25-11-2021 12:33

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General

  • Target

    dd5f6a8a3f255be6e5b8c7402be7059298bcfea15931752e10ea0be59ad08063.exe

  • Size

    6.3MB

  • MD5

    c14316961ed51ed35f6d8370d31aef56

  • SHA1

    7bd286d33c0b07b97635340a681eb8c62dec22cd

  • SHA256

    dd5f6a8a3f255be6e5b8c7402be7059298bcfea15931752e10ea0be59ad08063

  • SHA512

    923709d7c6ba6fc53af91833286b037a5c5fcc4bf7a4d779d0863e1147c69551f6552a4dc9223e3fbffa21fafac6948d4a1f21783e92a645d0cdce59fe311ea0

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Modifies system certificate store 2 TTPs 4 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd5f6a8a3f255be6e5b8c7402be7059298bcfea15931752e10ea0be59ad08063.exe
    "C:\Users\Admin\AppData\Local\Temp\dd5f6a8a3f255be6e5b8c7402be7059298bcfea15931752e10ea0be59ad08063.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i "C:\Users\Admin\AppData\Roaming\PremiumSoft CyberTech Ltd\Navicat Updater Tools 5.0.0.8\install\CB0949C\adv1.msi" AI_SETUPEXEPATH=C:\Users\Admin\AppData\Local\Temp\dd5f6a8a3f255be6e5b8c7402be7059298bcfea15931752e10ea0be59ad08063.exe SETUPEXEDIR=C:\Users\Admin\AppData\Local\Temp\ EXE_CMD_LINE="/exenoupdates /forcecleanup /wintime 1637587597 " AI_EUIMSI=""
      2⤵
      • Blocklisted process makes network request
      • Enumerates connected drives
      • Suspicious use of FindShellTrayWindow
      PID:1792
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:328
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding E9F8C7430E8E6371C15E996EED03D7D9 C
      2⤵
      • Loads dropped DLL
      PID:428
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding F35281DC797B81B2B6539F7CD05999DC
      2⤵
      • Loads dropped DLL
      PID:948
    • C:\Users\Admin\AppData\Roaming\PremiumSoft CyberTech Ltd\Navicat Updater Tools\navitool.exe
      "C:\Users\Admin\AppData\Roaming\PremiumSoft CyberTech Ltd\Navicat Updater Tools\navitool.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\tGOiTEVQrWCU & timeout 4 & del /f /q "C:\Users\Admin\AppData\Roaming\PremiumSoft CyberTech Ltd\Navicat Updater Tools\navitool.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1348
        • C:\Windows\SysWOW64\timeout.exe
          timeout 4
          4⤵
          • Delays execution with timeout.exe
          PID:1072

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/328-58-0x000007FEFB7E1000-0x000007FEFB7E3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/880-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

    Filesize

    8KB

    Download