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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12/01/2025, 13:47

General

  • Target

    10d2b986aa4412c4b6e3ffd91e55a66bf8a4f40d58bf9b91280ba47e41dff276N.exe

  • Size

    254KB

  • MD5

    b334a864ea118d01c79bcdc103e34520

  • SHA1

    22c5aa7bd68c2b2f1a0e48563c6906aec506ab0b

  • SHA256

    10d2b986aa4412c4b6e3ffd91e55a66bf8a4f40d58bf9b91280ba47e41dff276

  • SHA512

    2d924a62490473961526092f6ecba169eec8e6879c53737fa79bec984630211cc9e8464e71a5e4aad7461f142119f048b02c85c8cbe49a3f71eae923048a8c5d

  • SSDEEP

    6144:CPOKkm12ZI49J4bBm1pWCkOTyaNTUohr/z+flgRjG9MN:5K312C42BaTkeN40jKKN

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\_READ_THI$_FILE_10FVZ_.txt

Ransom Note
CERBER RAN$OMWARE --- YOUR DOCUMENTS, PHOTOS, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! --- The only way to decrypt your files is to receive the private key and decryption program. To receive the private key and decryption program go to any decrypted folder, inside there is the special file (*_READ_THIS_FILE_*) with complete instructions how to decrypt your files. If you cannot find any (*_READ_THIS_FILE_*) file at your PC, follow the instructions below: --- 1. Download "Tor Browser" from https://www.torproject.org/ and install it. 2. In the "Tor Browser" open your personal page here: http://hjhqmbxyinislkkt.onion/CFDA-3C71-F505-0502-0E16 Note! This page is available via "Tor Browser" only. --- Also you can use temporary addresses on your personal page without using "Tor Browser". --- 1. http://hjhqmbxyinislkkt.13kn4l.top/CFDA-3C71-F505-0502-0E16 2. http://hjhqmbxyinislkkt.14klmz.top/CFDA-3C71-F505-0502-0E16 3. http://hjhqmbxyinislkkt.13eymq.top/CFDA-3C71-F505-0502-0E16 4. http://hjhqmbxyinislkkt.1eeyaj.top/CFDA-3C71-F505-0502-0E16 5. http://hjhqmbxyinislkkt.1eagrj.top/CFDA-3C71-F505-0502-0E16 --- Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://hjhqmbxyinislkkt.onion/CFDA-3C71-F505-0502-0E16

http://hjhqmbxyinislkkt.13kn4l.top/CFDA-3C71-F505-0502-0E16

http://hjhqmbxyinislkkt.14klmz.top/CFDA-3C71-F505-0502-0E16

http://hjhqmbxyinislkkt.13eymq.top/CFDA-3C71-F505-0502-0E16

http://hjhqmbxyinislkkt.1eeyaj.top/CFDA-3C71-F505-0502-0E16

http://hjhqmbxyinislkkt.1eagrj.top/CFDA-3C71-F505-0502-0E16

Signatures

  • Cerber

    Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

  • Cerber family
  • Blocklisted process makes network request 1 IoCs
  • Contacts a large (1090) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 1 IoCs
  • Drops file in System32 directory 38 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 20 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\10d2b986aa4412c4b6e3ffd91e55a66bf8a4f40d58bf9b91280ba47e41dff276N.exe
    "C:\Users\Admin\AppData\Local\Temp\10d2b986aa4412c4b6e3ffd91e55a66bf8a4f40d58bf9b91280ba47e41dff276N.exe"
    1⤵
    • Drops startup file
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Windows\SysWOW64\netsh.exe
      C:\Windows\system32\netsh.exe advfirewall set allprofiles state on
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2012
    • C:\Windows\SysWOW64\netsh.exe
      C:\Windows\system32\netsh.exe advfirewall reset
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2248
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\_READ_THI$_FILE_DOXYZEO_.hta"
      2⤵
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      PID:2260
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\_READ_THI$_FILE_10FVZ_.txt
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1944
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:536
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im "10d2b986aa4412c4b6e3ffd91e55a66bf8a4f40d58bf9b91280ba47e41dff276N.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3012
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 1 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2516
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1280
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Desktop\_READ_THI$_FILE_10FVZ_.txt

    Filesize

    1KB

    MD5

    87c82ffbe30826c8ce74de69d5368e37

    SHA1

    579d2327658fbb0a6c1184eeab7f36de4a6581cd

    SHA256

    3904039126095c336f7041ada21cca35eca0564256c42a577915421fa3e707da

    SHA512

    5576b578f12141d174d2013aafc1f04e431cb8d8ed504609473002edfa912d49fa73898e3a4e1604e247713fdce29a661c7ea116abf3f76b4bb6ce1b9b66b344

  • C:\Users\Admin\Desktop\_READ_THI$_FILE_B1W4S_.jpeg

    Filesize

    150KB

    MD5

    40ee09d700d87db4190a997773984098

    SHA1

    0c0de0804c629695dc95955866a7ac7593abe2c3

    SHA256

    ff91cf1ae1619cbd09fbbcc2c2949b4ae51af5824df0a5381d1210b6462c96af

    SHA512

    ad8fd76982b7b8922c29a7966c37c840f9b4f73b539e9d7ddfa2e5163fe5039cdc3fa366a81df7227a6e88b42819ba9b345f314b482d24deaaa45607745fddf0

  • C:\Users\Admin\Desktop\_READ_THI$_FILE_DOXYZEO_.hta

    Filesize

    75KB

    MD5

    2ba3a2fad37d24a01422ab039c694a10

    SHA1

    0a6917f3997ac555f92ca0cccc7f4240526bfd60

    SHA256

    ff8e6174a8abc1478d779bb0783c7a89db947e0c3fef2b115907c44d7b0ef053

    SHA512

    9b8ebf7afff323cb0a8f81fe3907f1c8bbd9c2fd9f100858117d7543124c74ab255d4071797d21d4aad82028928e1c1ac4632bae8da12b27270113401706518f

  • memory/1280-117-0x00000000001A0000-0x00000000001A2000-memory.dmp

    Filesize

    8KB

  • memory/1632-0-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1632-1-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1632-3-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1632-2-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1632-4-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/1632-112-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1632-116-0x0000000003C30000-0x0000000003C32000-memory.dmp

    Filesize

    8KB

  • memory/1632-138-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB