Overview

overview

10

Static

static

1

Cerber 5.zip

windows10-1703-x64

10

Resubmissions

13-10-2024 07:26

241013-h9pg9avekd 10

13-10-2024 07:20

241013-h6f2psvcpg 10

Analysis

  • max time kernel
    87s
  • max time network
    90s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    13-10-2024 07:26

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General

  • Target

    Cerber 5.zip

  • Size

    181KB

  • MD5

    10d74de972a374bb9b35944901556f5f

  • SHA1

    593f11e2aa70a1508d5e58ea65bec0ae04b68d64

  • SHA256

    ab9f6ac4a669e6cbd9cfb7f7a53f8d2393cd9753cc1b1f0953f8655d80a4a1df

  • SHA512

    1755be2bd1e2c9894865492903f9bf03a460fb4c952f84b748268bf050c3ece4185b612c855804c7600549170742359f694750a46e5148e00b5604aca5020218

  • SSDEEP

    3072:1rdfCdJA9AZODSf1MIH34E8Ylcg16hK1z0mZiPS6weJ2vbYEzoN:LfuA2D1MIHl8Ylt151z0mZiPSM2vbY7

Score
10/10
cerberdiscoveryevasionpersistenceprivilege_escalationransomware

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___7CBAK_.txt

Family

cerber

Ransom Note
Hi, I'am CRBR ENCRYPTOR ;) ----- ALL YOUR DOCUMENTS, PH0T0S, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ----- The only one 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 (*_R_E_A_D___T_H_I_S_*) with complete instructions how to decrypt your files. If you cannot find any (*_R_E_A_D___T_H_I_S_*) 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://xpcx6erilkjced3j.onion/70F2-486F-CACD-0098-BD1A 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://xpcx6erilkjced3j.1n5mod.top/70F2-486F-CACD-0098-BD1A 2. http://xpcx6erilkjced3j.19kdeh.top/70F2-486F-CACD-0098-BD1A 3. http://xpcx6erilkjced3j.1mpsnr.top/70F2-486F-CACD-0098-BD1A 4. http://xpcx6erilkjced3j.18ey8e.top/70F2-486F-CACD-0098-BD1A 5. http://xpcx6erilkjced3j.17gcun.top/70F2-486F-CACD-0098-BD1A ----- Note! These are temporary addresses! They will be available for a limited amount of time! -----
URLs

http://xpcx6erilkjced3j.onion/70F2-486F-CACD-0098-BD1A

http://xpcx6erilkjced3j.1n5mod.top/70F2-486F-CACD-0098-BD1A

http://xpcx6erilkjced3j.19kdeh.top/70F2-486F-CACD-0098-BD1A

http://xpcx6erilkjced3j.1mpsnr.top/70F2-486F-CACD-0098-BD1A

http://xpcx6erilkjced3j.18ey8e.top/70F2-486F-CACD-0098-BD1A

http://xpcx6erilkjced3j.17gcun.top/70F2-486F-CACD-0098-BD1A

Signatures

  • Cerber

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

    ransomwarecerber
  • Contacts a large (1090) amount of remote hosts 1 TTPs

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

    discovery
  • Modifies Windows Firewall 2 TTPs 2 IoCs
    evasion
  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in System32 directory 38 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • 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.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

    discovery
  • Modifies registry class 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Cerber 5.zip"
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4844
  • C:\Users\Admin\Desktop\[email protected]
    "C:\Users\Admin\Desktop\[email protected]"
    1⤵
    • Drops startup file
    • Executes dropped EXE
    • Enumerates connected drives
    • 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:1444
    • 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:4336
    • 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:236
  • C:\Users\Admin\Desktop\[email protected]
    "C:\Users\Admin\Desktop\[email protected]"
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    PID:388

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___7CBAK_.txt
    Filesize

    1KB

    MD5

    0e81f61f3b999639bfd881f5c2a7ecec

    SHA1

    b618a2531eed746bc774c3d4658f7abf855d604e

    SHA256

    34bca063ef78c9b8efef9626d872f965d0e7b9f231c7a479d2af8977f182c53a

    SHA512

    7a1c870b2f5deef416b230901c7e1cad22ffb2bc1f490d48b508ed9fdd4ec9de9273481a32ae0d97b58fa284169426e3ede82f7b8695a11cf66000f6cdeea4ea

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___VHYFDQNA_.hta
    Filesize

    76KB

    MD5

    5556a0874c0900a41a1d7c1444156929

    SHA1

    edcfded5023bf467a0a617f1f7f99ddce255e944

    SHA256

    66f8793abaff2bf85389cbe299ffc4b968d0ff7fe7a2eaed87362b8d15f89bdc

    SHA512

    92dc3654522d47d4ae4739a392a43d54357651c211d7c65e1c75a0ad58c53f0a602156374252fcff035309614fa2d9e6514a5249352f4a20fc090dbb6ffbbdab

    Download Submit

  • C:\Users\Admin\Desktop\[email protected]
    Filesize

    313KB

    MD5

    fe1bc60a95b2c2d77cd5d232296a7fa4

    SHA1

    c07dfdea8da2da5bad036e7c2f5d37582e1cf684

    SHA256

    b3e1e9d97d74c416c2a30dd11858789af5554cf2de62f577c13944a19623777d

    SHA512

    266c541a421878e1e175db5d94185c991cec5825a4bc50178f57264f3556080e6fe984ed0380acf022ce659aa1ca46c9a5e97efc25ff46cbfd67b9385fd75f89

    Download Submit

  • memory/388-12-0x0000000000440000-0x000000000044E000-memory.dmp

    Filesize

    56KB

    Download

  • memory/1444-6-0x0000000001490000-0x00000000014C1000-memory.dmp

    Filesize

    196KB

    Download

  • memory/1444-7-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download

  • memory/1444-8-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download

  • memory/1444-11-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download

  • memory/1444-16-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download

  • memory/1444-391-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download

  • memory/1444-397-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

    Download