Overview

overview

10

Static

static

10

2024-12-31...ry.exe

windows7-x64

10

2024-12-31...ry.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    94s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 02:24

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General

  • Target

    2024-12-31_5cdea7f9eb5668ea19690e9b06d6ee95_wannacry.exe

  • Size

    241KB

  • MD5

    5cdea7f9eb5668ea19690e9b06d6ee95

  • SHA1

    b8f82268f1ffa5c0cc09ad505836335dd96e41aa

  • SHA256

    cab9a9d7cc3aedfafa942f1c9fd8e79807927a8ba8d3536cc3bc6474c9b4bee1

  • SHA512

    523fd8da41de0cbf6e3aba83bfb9eb0d37ed0283aee332508142bc6886d0cddae68004b741485040fcb6ebd57d53d0f5cacb6b6117a2dfd9fe9d10fe01fee3cd

  • SSDEEP

    3072:eXq9GtSp2cyEQN0Y+w0RGp3UOHkDK7Pk1AgQsld6nGS0/MVF9nnJJEDOPMpBqxt5:eXq9eV5+w0RGEOAoUod0/OJJrtlEs

Score
10/10
chaosdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\read_it.txt

Ransom Note
You just got Jonklered by a retard All your files like documents, photos, databases and other important are encrypted nigger What guarantees do we give to you? 'trust me bro' You must follow these steps To decrypt your files : 1) Write on our e-mail :[email protected] ( In case of no answer in 24 hours check your spam folder or write us to this e-mail: [email protected]) 2) Obtain Bitcoin (You have to pay for decryption in Bitcoins. After payment we will send you the tool that will decrypt all your files.)

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

    ransomwarechaos
  • Chaos Ransomware 2 IoCs
  • Chaos family
    chaos
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Disables Task Manager via registry modification
    evasion
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-31_5cdea7f9eb5668ea19690e9b06d6ee95_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-31_5cdea7f9eb5668ea19690e9b06d6ee95_wannacry.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Sets desktop wallpaper using registry
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1092
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          4⤵
          • Interacts with shadow copies
          PID:4804
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3720
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3452
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:4052
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:2184
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1628
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          4⤵
          • Deletes backup catalog
          PID:3024
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt
        3⤵
        • Opens file in notepad (likely ransom note)
        PID:2196
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3564
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4980
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:3892
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4932

    Network

    MITRE ATT&CK Enterprise v15

    Reconnaissance

    Resource Development

    Initial Access

    Execution

    Command and Scripting Interpreter

    1
    T1059

    Windows Management Instrumentation

    1
    T1047

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Direct Volume Access

    1
    T1006

    Indicator Removal

    3
    T1070

    File Deletion

    3
    T1070.004

    Modify Registry

    2
    T1112

    Credential Access

    Credentials from Password Stores

    1
    T1555

    Credentials from Web Browsers

    1
    T1555.003

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Peripheral Device Discovery

    1
    T1120

    Query Registry

    3
    T1012

    System Information Discovery

    3
    T1082

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Command and Control

    Exfiltration

    Impact

    Defacement

    1
    T1491

    Inhibit System Recovery

    4
    T1490

    Replay Monitor

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    Downloads

    • C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\read_it.txt
      Filesize

      539B

      MD5

      f721ae6805711d41783896c01220b519

      SHA1

      28e23c60755b9aaa8f97f30e196f1088cfe9bae4

      SHA256

      4dea509b5086d5097cf965b4a8cb4ee6e2d5395a30643efd9226bed4b2796620

      SHA512

      a019910bd9705a509ebaa78b5e4cf8e2467e380c83d7700069b1eb404f91e128bffa3f53dccfd8e1cf2a60b3749068901dd73d2c69159a7600d4615b4a3373ea

      Download Submit

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2024-12-31_5cdea7f9eb5668ea19690e9b06d6ee95_wannacry.exe.log
      Filesize

      1KB

      MD5

      baf55b95da4a601229647f25dad12878

      SHA1

      abc16954ebfd213733c4493fc1910164d825cac8

      SHA256

      ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924

      SHA512

      24f502fedb1a305d0d7b08857ffc1db9b2359ff34e06d5748ecc84e35c985f29a20d9f0a533bea32d234ab37097ec0481620c63b14ac89b280e75e14d19fd545

      Download Submit

    • C:\Users\Admin\AppData\Roaming\svchost.exe
      Filesize

      241KB

      MD5

      5cdea7f9eb5668ea19690e9b06d6ee95

      SHA1

      b8f82268f1ffa5c0cc09ad505836335dd96e41aa

      SHA256

      cab9a9d7cc3aedfafa942f1c9fd8e79807927a8ba8d3536cc3bc6474c9b4bee1

      SHA512

      523fd8da41de0cbf6e3aba83bfb9eb0d37ed0283aee332508142bc6886d0cddae68004b741485040fcb6ebd57d53d0f5cacb6b6117a2dfd9fe9d10fe01fee3cd

      Download Submit

    • C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Magnify.lnk
      Filesize

      1B

      MD5

      d1457b72c3fb323a2671125aef3eab5d

      SHA1

      5bab61eb53176449e25c2c82f172b82cb13ffb9d

      SHA256

      8a8de823d5ed3e12746a62ef169bcf372be0ca44f0a1236abc35df05d96928e1

      SHA512

      ca63c07ad35d8c9fb0c92d6146759b122d4ec5d3f67ebe2f30ddb69f9e6c9fd3bf31a5e408b08f1d4d9cd68120cced9e57f010bef3cde97653fed5470da7d1a0

      Download Submit

    • memory/1984-16-0x00007FFC37520000-0x00007FFC37FE1000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/1984-1355-0x00007FFC37520000-0x00007FFC37FE1000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/4216-0-0x00007FFC37523000-0x00007FFC37525000-memory.dmp

      Filesize

      8KB

      Download

    • memory/4216-1-0x0000000000CB0000-0x0000000000CF2000-memory.dmp

      Filesize

      264KB

      Download

    • memory/4216-2-0x00007FFC37520000-0x00007FFC37FE1000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/4216-15-0x00007FFC37520000-0x00007FFC37FE1000-memory.dmp

      Filesize

      10.8MB

      Download