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Overview

overview

10

Static

static

5

e03f500b36...18.exe

windows7-x64

10

e03f500b36...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/09/2024, 13:08

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General

  • Target

    e03f500b36e8020ee26c3349d5eabd79_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    e03f500b36e8020ee26c3349d5eabd79

  • SHA1

    a7e508f52c70862ed0649438b8ed935c2ad3c6ea

  • SHA256

    ae740a14f78523070dc3112e9b734ab85b9838b9d9cd841e354beababc023091

  • SHA512

    c85bb67b4f35152165391fef12ffce21f0bf573753692505ea8563b7e37abcffcc3ca3d829bb1502d4d435a87dc76d2ad20bfec80e72c61df6f96906e4af42af

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6H:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm54

Score
10/10
discoveryevasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 7 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

    discovery
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 24 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\e03f500b36e8020ee26c3349d5eabd79_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e03f500b36e8020ee26c3349d5eabd79_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Windows\SysWOW64\vnsqnfvqwg.exe
      vnsqnfvqwg.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Windows\SysWOW64\ptfpanrb.exe
        C:\Windows\system32\ptfpanrb.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2812
    • C:\Windows\SysWOW64\yifzjnfwldbelol.exe
      yifzjnfwldbelol.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2544
    • C:\Windows\SysWOW64\ptfpanrb.exe
      ptfpanrb.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2220
    • C:\Windows\SysWOW64\bwbkfnquhvzxv.exe
      bwbkfnquhvzxv.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2500
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1080
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1008

    Network

    MITRE ATT&CK Enterprise v15

    Reconnaissance

    Resource Development

    Initial Access

    Execution

    Persistence

    Boot or Logon Autostart Execution

    3
    T1547

    Active Setup

    1
    T1547.014

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Winlogon Helper DLL

    1
    T1547.004

    Privilege Escalation

    Boot or Logon Autostart Execution

    3
    T1547

    Active Setup

    1
    T1547.014

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Winlogon Helper DLL

    1
    T1547.004

    Defense Evasion

    Hide Artifacts

    2
    T1564

    Hidden Files and Directories

    2
    T1564.001

    Impair Defenses

    2
    T1562

    Disable or Modify Tools

    2
    T1562.001

    Modify Registry

    7
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Peripheral Device Discovery

    1
    T1120

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    System Location Discovery

    1
    T1614

    System Language Discovery

    1
    T1614.001

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Command and Control

    Exfiltration

    Impact

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe
      Filesize

      512KB

      MD5

      3e53ed4651b606c15b350845ff7bf8ce

      SHA1

      a63921357134557b891ac736ab13470aae7d6266

      SHA256

      0c94ca1220d404ad800d3915e2db3ce236e941c0cd684e352e3269ce49ef82b5

      SHA512

      6f1a71130df65fa3923dd49e0cc170f63af307fa918ab79119bfed5c974365193ba1424ae4645c8ed9bac183369a8620b23d2f29558a6db4e3812ee06ef4b1d1

      Download Submit

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe
      Filesize

      512KB

      MD5

      df243c0b5dc6214284e7f33a27246683

      SHA1

      4cd19d1a00dc26d5b5acdd69e03d881edaa5a53c

      SHA256

      ac2fd2f9ba4296547c8641ebd2f5c87af7c41f10cffa11379e1d6a366c7f2b6d

      SHA512

      0374a8e99fa52976e797b3eb5037bfe22ffb01d5b9fec78cd79d4aaac434dee49c9c0e4517561a6bdfd64c2017ade1d72818a9c75808230f2801d95afe5006b6

      Download Submit

    • C:\Windows\SysWOW64\yifzjnfwldbelol.exe
      Filesize

      512KB

      MD5

      5039601fd59ba92811cb7d8ccff3088a

      SHA1

      6dc8284a60aa9f28fc144bd4881dde3381c5a9ff

      SHA256

      2fbfc8cae9260538ef16c379da96512302256fdcbfa870585b061bf8f9bf8921

      SHA512

      9778c00b8fe8f57aabebf47a68c5032466093cf3c6d883d72b0bc815a912db637c256adefd5afa32004200ec75fb2299d211280d19c57665efe5e2e6983c3e55

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\bwbkfnquhvzxv.exe
      Filesize

      512KB

      MD5

      cb9d29ff56356a7cdf7424c6aaa91bdf

      SHA1

      3b72071c9bf67471933600fde5653db8cf3f29e8

      SHA256

      ec09cb8b7c75898ad477a1c3c1311624ce000eb191e13a3245bc76e49434d1c1

      SHA512

      3c73d4bc6cd2ef907ebad3523e507b6560a61cdc8596e4e221b6ab0b80f7e9dc23e8cc4a4a7e0e3f1c148921c1c187959c5463d0bdd8dc477223821c3ccf8078

      Download Submit

    • \Windows\SysWOW64\ptfpanrb.exe
      Filesize

      512KB

      MD5

      40880dafec6a41eef0a34b6c6281eeb1

      SHA1

      d9befcec69edb634ad63db919ff9caa0531c2878

      SHA256

      b9f40766deeb99d1fe9db460c36da8e8e27e5cfc599d1400fcbacf31f0f24d5e

      SHA512

      b4cf1d54a057d1072bb37fd58b1241e9648cb7b42023a9563d83b2b19756b0e5a09cad2563d6dd94e2145829468e3de4defc9b5f93abfe96e3298e4573de5f1d

      Download Submit

    • \Windows\SysWOW64\vnsqnfvqwg.exe
      Filesize

      512KB

      MD5

      a6df62ad02a8a4f0f6dabe39e71f8674

      SHA1

      3e0701c3a383d41aa989580bfa6ee48defb32716

      SHA256

      6e2559b34a5d12606d8e263e309ff92af66cd82ce7925899ec29de89b44b89a7

      SHA512

      833e2ea5d16e8e7713f546f757cf599fbd37dafc0864744e18e037caf4c1970b5de385e006ee7aa6281d304497c138a7edf27548eddc1f310aca6019ca7d40bc

      Download Submit

    • memory/1008-75-0x0000000002B90000-0x0000000002BA0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2540-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2772-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download