Overview

overview

10

Static

static

3

2025-01-10...er.exe

windows7-x64

10

2025-01-10...er.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-01-2025 13:35

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General

  • Target

    2025-01-10_cf1e5739e38d05964c529a5cd7a627d7_cerber.exe

  • Size

    650KB

  • MD5

    cf1e5739e38d05964c529a5cd7a627d7

  • SHA1

    f20ec960cae50a8093e60d01d5d730a6ccf85ab2

  • SHA256

    11e3f0ff5df320791a49be0a02a398a406d95bcc528732d0ff2b72ba13ec5959

  • SHA512

    18e9f348dd87eea80f1c0f977716fd3fe5bdd698489bce1b461215ae08af4fe3a1a94e483c8a44b1842c67f8e4e936d747194f4ade6808a88c1c012bbcc77689

  • SSDEEP

    12288:LeySOCn73uSYcAEDCNBcXBuEE8SzoeMhqyfjt:5SOC7uSnAEDJXTEb6X5

Score
10/10
cerberdiscoveryevasionpersistenceprivilege_escalationransomware

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\_READ_THIS_FILE_8K7AC_.txt

Ransom Note
CERBER RANSOMWARE --- YOUR D0CUMENTS, 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/9BB3-11A7-B378-0501-FD9C 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.1gu5um.top/9BB3-11A7-B378-0501-FD9C 2. http://hjhqmbxyinislkkt.1w5iy8.top/9BB3-11A7-B378-0501-FD9C 3. http://hjhqmbxyinislkkt.1aajb7.top/9BB3-11A7-B378-0501-FD9C 4. http://hjhqmbxyinislkkt.1nm62r.top/9BB3-11A7-B378-0501-FD9C 5. http://hjhqmbxyinislkkt.1efxa8.top/9BB3-11A7-B378-0501-FD9C --- Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://hjhqmbxyinislkkt.onion/9BB3-11A7-B378-0501-FD9C

http://hjhqmbxyinislkkt.1gu5um.top/9BB3-11A7-B378-0501-FD9C

http://hjhqmbxyinislkkt.1w5iy8.top/9BB3-11A7-B378-0501-FD9C

http://hjhqmbxyinislkkt.1aajb7.top/9BB3-11A7-B378-0501-FD9C

http://hjhqmbxyinislkkt.1nm62r.top/9BB3-11A7-B378-0501-FD9C

http://hjhqmbxyinislkkt.1efxa8.top/9BB3-11A7-B378-0501-FD9C

Signatures

  • Cerber

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

    ransomwarecerber
  • Cerber family
    cerber
  • 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.

    discovery
  • Modifies Windows Firewall 2 TTPs 2 IoCs
    evasion
  • 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
    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 10 IoCs

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

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

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Kills process with taskkill 1 IoCs
    evasion
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • 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 UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-10_cf1e5739e38d05964c529a5cd7a627d7_cerber.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-10_cf1e5739e38d05964c529a5cd7a627d7_cerber.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 UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2236
    • 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:2724
    • 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:2944
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\_READ_THIS_FILE_118U90BS_.hta"
      2⤵
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      PID:2128
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\_READ_THIS_FILE_8K7AC_.txt
      2⤵
      • System Location Discovery: System Language Discovery
      • Opens file in notepad (likely ransom note)
      PID:2392
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2720
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im "2025-01-10_cf1e5739e38d05964c529a5cd7a627d7_cerber.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1576
      • 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:2700
  • 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:2184
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Credential Access

Discovery

Network Service Discovery

1
T1046

Remote System Discovery

1
T1018

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Replay Monitor

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Downloads

  • C:\Users\Admin\Desktop\_READ_THIS_FILE_118U90BS_.hta
    Filesize

    75KB

    MD5

    ca811bb18b4dccab8d1ea386a1b05120

    SHA1

    a93196a311b93064d53e37b006475885df3e6e92

    SHA256

    1a4763e723ae930184c5bb1889337f0dc64260dc9db3e342917ca35920c5fd51

    SHA512

    70ee9a065a3c7a1d48a1a72be5539975b2b088263c2b3cadcb90754e14d3f7f310cabd2f8d0abd5fb0c6e6e20f0d7992c27bdae26137048f120f2dbb61984f19

    Download Submit

  • C:\Users\Admin\Desktop\_READ_THIS_FILE_3T06XTL2_.jpeg
    Filesize

    150KB

    MD5

    6adcf74e62ec2705069c59374474df7d

    SHA1

    c6975a77ef552c51a486ccead6265cf2a3862420

    SHA256

    d13689c98db823c6b4113759a00053b19a00deac542f3842b34ae3258aba6344

    SHA512

    470ab869d15e9a938c742cf10aa52eb9cea9e61f6dddbcc287beaf6f5049633dafbb287afcf4cadd209c9d0f09e1e7469c0fcbf98f09883be3803163fb4d3cbf

    Download Submit

  • C:\Users\Admin\Desktop\_READ_THIS_FILE_8K7AC_.txt
    Filesize

    1KB

    MD5

    2235da2c18f74dfc5e87e63467f8a01b

    SHA1

    fbeb6ae486d69ee09e0fa113d1ab955f6ebad051

    SHA256

    6b7fec0f06cadd992808d1f066165f80e0cfbeb47d518153d9a4a807331b09b5

    SHA512

    2f21414b63e600fa719d83f4a71f46e8bdba872de0d8e04f5bca222b74a0e97c9d8687e6853e89832e10dfe311bfa3f1262bd11feef301ab476e35d3e51d395f

    Download Submit

  • memory/2184-115-0x00000000000C0000-0x00000000000C2000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2236-1-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/2236-0-0x0000000000150000-0x0000000000187000-memory.dmp

    Filesize

    220KB

    Download

  • memory/2236-2-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/2236-5-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/2236-93-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/2236-92-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/2236-110-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/2236-114-0x0000000004A50000-0x0000000004A52000-memory.dmp

    Filesize

    8KB

    Download