Overview

overview

10

Static

static

7

c7e7e1b381...18.exe

windows7-x64

10

c7e7e1b381...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2024 00:15

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General

  • Target

    c7e7e1b381bdf875b4bd69c5ec3f0b85_JaffaCakes118.exe

  • Size

    398KB

  • MD5

    c7e7e1b381bdf875b4bd69c5ec3f0b85

  • SHA1

    da2c23929c55648e0e546deb35fd0023f86fc271

  • SHA256

    055c93a41529b2d7cee924fb9b4c490dc11d38e6746c8c43700433f4df816534

  • SHA512

    b9fd14500186bd158309e59822e4421077b4f0db8ce2952a7147721caba94cd5f58c37943e9cad20233f1ef795b9042b67a392f9c3fe3d08d9c3f9a0f479803d

  • SSDEEP

    12288:2ZbsgueyxpRPsQEfUz3fj1Urd+2tsYqVWzVz3j8LDR:GblueouUz3L1Uw2tn7zT8LF

Score
10/10
cerberdiscoveryevasionpersistenceprivilege_escalationransomwareupx

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\_READ_THI$_FILE_JNONR_.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://p27dokhpz2n7nvgr.onion/48D0-9273-FCBB-0446-95E7 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://p27dokhpz2n7nvgr.1a7wnt.top/48D0-9273-FCBB-0446-95E7 2. http://p27dokhpz2n7nvgr.1czh7o.top/48D0-9273-FCBB-0446-95E7 3. http://p27dokhpz2n7nvgr.1hpvzl.top/48D0-9273-FCBB-0446-95E7 4. http://p27dokhpz2n7nvgr.1pglcs.top/48D0-9273-FCBB-0446-95E7 5. http://p27dokhpz2n7nvgr.1cewld.top/48D0-9273-FCBB-0446-95E7 --- Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://p27dokhpz2n7nvgr.onion/48D0-9273-FCBB-0446-95E7

http://p27dokhpz2n7nvgr.1a7wnt.top/48D0-9273-FCBB-0446-95E7

http://p27dokhpz2n7nvgr.1czh7o.top/48D0-9273-FCBB-0446-95E7

http://p27dokhpz2n7nvgr.1hpvzl.top/48D0-9273-FCBB-0446-95E7

http://p27dokhpz2n7nvgr.1pglcs.top/48D0-9273-FCBB-0446-95E7

http://p27dokhpz2n7nvgr.1cewld.top/48D0-9273-FCBB-0446-95E7

Signatures

  • Cerber

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

    ransomwarecerber
  • Blocklisted process makes network request 5 IoCs
  • Contacts a large (1096) 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
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in System32 directory 38 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious use of SetThreadContext 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.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 11 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
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7e7e1b381bdf875b4bd69c5ec3f0b85_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c7e7e1b381bdf875b4bd69c5ec3f0b85_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Users\Admin\AppData\Local\Temp\c7e7e1b381bdf875b4bd69c5ec3f0b85_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\c7e7e1b381bdf875b4bd69c5ec3f0b85_JaffaCakes118.exe"
      2⤵
      • 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:3016
      • C:\Windows\SysWOW64\netsh.exe
        C:\Windows\system32\netsh.exe advfirewall set allprofiles state on
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3028
      • C:\Windows\SysWOW64\netsh.exe
        C:\Windows\system32\netsh.exe advfirewall reset
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2860
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\_READ_THI$_FILE_ZO6C_.hta"
        3⤵
        • Blocklisted process makes network request
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        PID:2440
      • C:\Windows\SysWOW64\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\_READ_THI$_FILE_JNONR_.txt
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2100
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:828
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im "c7e7e1b381bdf875b4bd69c5ec3f0b85_JaffaCakes118.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1292
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 1 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2000
  • 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
    PID:1960
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:648

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\AppData\Local\Temp\Cab39B.tmp
    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\Tar3AE.tmp
    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    Download Submit

  • C:\Users\Admin\Desktop\_READ_THI$_FILE_BCK8W2SA_.jpeg
    Filesize

    151KB

    MD5

    55d30ba58a4d3003eaed102fb7b46e7c

    SHA1

    aff9e6b95b222d3e2466785cdcfa1eedcb9fc30e

    SHA256

    4cf83786f393957d12f0bfdb9a2876fb435369d34537b2f7441a97e1071ec33a

    SHA512

    ddabb9d5083a3de5cf02fb213236c1ddfbdea0ce40e5f8c7ee14db573e29866b28b69a8c1e517931d80ea0b9895b16279a94a6059552dd20c57a7036105b7eee

    Download Submit

  • C:\Users\Admin\Desktop\_READ_THI$_FILE_JNONR_.txt
    Filesize

    1KB

    MD5

    a8dd31a217fd85e8af38a5dec52dbcb2

    SHA1

    d07ad5b1b1df75925d336d97f03e022cbe198272

    SHA256

    9ced37e459ab36a119edbb21bfbdfb00f294a36be8965e62fa2ec7b999b73dfa

    SHA512

    76b1b410cb67542dce2c00c78b972231a70c414b2ec4749259b4b7df56880eb62bcc537a3312156426b46e24c8eb0eb9ad0efd22d732e82f69021c400e12ff8e

    Download Submit

  • C:\Users\Admin\Desktop\_READ_THI$_FILE_ZO6C_.hta
    Filesize

    75KB

    MD5

    88913e37db3b51d2834744eb070677a2

    SHA1

    c60328c7a4b875b72d2d4d1fa7332aa5487c469b

    SHA256

    69a8a7c51acaaccffa798f390c7a772856d875c3b18dcf6348d5e0775607792c

    SHA512

    c1ad6ceec6e0e76b4a9807d9ce175291ffed41f914908e32d259696a14a662e42b4a5954a4f4ba45528e6e952e4eadc9fd2a093c3b302a9af4e1878cc0b94245

    Download Submit

  • memory/1960-120-0x00000000001E0000-0x00000000001E2000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2516-1-0x0000000001BF0000-0x0000000001C93000-memory.dmp

    Filesize

    652KB

    Download

  • memory/2516-0-0x0000000000120000-0x00000000001C3000-memory.dmp

    Filesize

    652KB

    Download

  • memory/2516-7-0x0000000000120000-0x00000000001C3000-memory.dmp

    Filesize

    652KB

    Download

  • memory/3016-4-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/3016-116-0x00000000023F0000-0x0000000002400000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3016-114-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/3016-90-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/3016-11-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/3016-119-0x0000000002880000-0x0000000002882000-memory.dmp

    Filesize

    8KB

    Download

  • memory/3016-8-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/3016-148-0x00000000023F0000-0x0000000002400000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3016-5-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download

  • memory/3016-2-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

    Download