Analysis

  • max time kernel
    153s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-02-2024 00:32

General

  • Target

    ad3ecf52e68a2185b53304bb858bb609.exe

  • Size

    596KB

  • MD5

    ad3ecf52e68a2185b53304bb858bb609

  • SHA1

    6d56e98364b99987d296cf90ab2ab0ce1448bbef

  • SHA256

    3d18aadb4d297bd0173fb050a1907c3a1f6ea93142264fab50790454474afa34

  • SHA512

    33f7278f6b50212d05e235dd0803c6c54d322f11298d32c1d5e5a96e76deeed80d38eeef4b098d911643c38ead28ca806a55d4a9428450dedaa0407a3aed10c8

  • SSDEEP

    3072:YfluM7g422i4SzgHkdXEgw8bPba3xv68ERMHtbirXDtAvd46XFTmK11NfN:Yfki11h

Malware Config

Extracted

Family

xtremerat

C2

laptope.sytes.net

Signatures

  • Detect XtremeRAT payload 9 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad3ecf52e68a2185b53304bb858bb609.exe
    "C:\Users\Admin\AppData\Local\Temp\ad3ecf52e68a2185b53304bb858bb609.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Users\Admin\AppData\Local\Temp\ad3ecf52e68a2185b53304bb858bb609.exe
      "C:\Users\Admin\AppData\Local\Temp\ad3ecf52e68a2185b53304bb858bb609.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:944
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:3536
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 480
            4⤵
            • Program crash
            PID:2968
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 504
            4⤵
            • Program crash
            PID:4280
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3536 -ip 3536
      1⤵
        PID:4048
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3536 -ip 3536
        1⤵
          PID:4460
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4112 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:3972

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/944-2-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/944-3-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/944-4-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/944-5-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/944-7-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/944-8-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/944-10-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3536-6-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3536-9-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB