Overview

overview

10

Static

static

5

fa7c328ed1...18.exe

windows7-x64

10

fa7c328ed1...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 13:26

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General

  • Target

    fa7c328ed1155f461e2907e95e71888e_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    fa7c328ed1155f461e2907e95e71888e

  • SHA1

    f62a47454d0705212e9c84681bb68da2e8547ea4

  • SHA256

    b71dba1e942d77326b3aab54a73fdafe2e195a6e22fa73eb9ab023dfc4544b3a

  • SHA512

    30d2a24208a5bce51226f559ca4470e2bb01ca5e6360815b6243307fefddba4ef96cdc80d9d372099e2138a266b052533a71d75f4b294ae1ef7ec7a8229288cc

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj66:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm57

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 3 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 33 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\fa7c328ed1155f461e2907e95e71888e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa7c328ed1155f461e2907e95e71888e_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:2168
    • C:\Windows\SysWOW64\xvgmvjqmva.exe
      xvgmvjqmva.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:2416
      • C:\Windows\SysWOW64\hgriwjrh.exe
        C:\Windows\system32\hgriwjrh.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
        PID:2628
    • C:\Windows\SysWOW64\gucuwkzdzcjviyr.exe
      gucuwkzdzcjviyr.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:2160
    • C:\Windows\SysWOW64\hgriwjrh.exe
      hgriwjrh.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:2788
    • C:\Windows\SysWOW64\xplvgetkbopoy.exe
      xplvgetkbopoy.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1956
    • 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:2848
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1040
    • 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:492

    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

          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

          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

            95271edf2444e854976ddbd33514995e

            SHA1

            6135003dfc13a4ee06c6265da996a0b4098c21c3

            SHA256

            2d47060b9e4aef7158472b2b0513ce8966124702f78eac8abcc67528b81e512a

            SHA512

            ad30f6f15e024c08bdd8b5baaee2b91e9b602f46bbe01fc6d2a7b1f0658ac88f397668d73c608253334f953a207c8481eb9be983bcbd54b437ffea0c9159dfb1

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

            512KB

            MD5

            b9e61efdbd19ce091c6359e2decc709c

            SHA1

            9b4678a6c70b5cc2c347e63b0e7f18ca5c89b9b1

            SHA256

            5659672adbd194b7958c6b48f4bf10b74c5c91e52b13544c23ce1a83c160e609

            SHA512

            1fa53b681ea30dbbaf3be0dcbc590d2d7d0e5c5cea6df55adb95ec8601841983f79cb9d4ec660482f0ef56296ef2c2488c728320e1e5e3a4ade112ce97ee24f8

            Download Submit

          • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
            Filesize

            407B

            MD5

            a5730ae2fd7e894c09f7bda12f13d752

            SHA1

            9c18401a96041ad1f2b626fe2e78ca49ca6580a1

            SHA256

            a24a2315c2cdf96c2015632c62e1c00ffc290b606085512799d7f28e04d92a60

            SHA512

            64618c820e725be13873b7b1de299d2871801edf9ec8d377141baa17283ce18e4a6169f95a937c0dd64884b5474eabf4bab77ecb2e031475fa2122562b7e1194

            Download Submit

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

            512KB

            MD5

            a0ec08af41c5da9d29fc83cae2231227

            SHA1

            d98dd70222a341ac7d409c879f38c0d7ce735ec8

            SHA256

            52af54baa0c18e14daefb62974c9c7a1a361be33e15dd4cc584152cd8a627a44

            SHA512

            e0c99a248e3ebd956025136211f40bc5f732a13d81ad738ba9f29a808b3bcfe37994af82cf1f2bd587f66a9fbfa195ed31f5f19273ee08015f7fe176b525659a

            Download Submit

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

            512KB

            MD5

            19fbad18993ce4ac5bc6135259ac5724

            SHA1

            d34fc2ea95a383865dbd543ccc1a34542f2289d4

            SHA256

            e2f398c329e5453cd674959b811d21426a9ba5a5f21acc5a5d3187d53b2ba7ec

            SHA512

            0c3e2ad5bc236fc685fc475469939ed4aac4fa31d951370b433347dca9403d571f814b747db4e528b18f512a86a3fee07cb2050bdc3e972d59fba295739d86e6

            Download Submit

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

            512KB

            MD5

            7657b712cb75b21423dbf06536a57274

            SHA1

            ede24a6307a8054d332ee93d4dae55aad72227c1

            SHA256

            a319279689217fe5ac22ec33bfd1491839f397e419e4501ec4c3927c23fae69b

            SHA512

            784068b88224ef6ce285eaf5e02a7bfc49342b0e31a8145eb8c1596bcba66f4dea01986f909edc9b035af9ade0da26fa4589834ef733269aa579077b96db4527

            Download Submit

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

            512KB

            MD5

            626dcaab4c8cb42e07772c23fc094617

            SHA1

            53164b29ee6158c24553c4b0ffbd7ff6e9a8d40f

            SHA256

            16c34294aa19d3736e9024dd9f2c6193380c9aebc6e9dd348e24e86c5604cc89

            SHA512

            a782d5fcdb5ef32538a143cda313b0792953b3d574bb9211db3aa8acd3bfbb8d010923d6788b7d7df251290dc6ebde49d067e989f43a44c47f261e81058c5f95

            Download Submit

          • C:\Windows\mydoc.rtf
            Filesize

            223B

            MD5

            06604e5941c126e2e7be02c5cd9f62ec

            SHA1

            4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

            SHA256

            85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

            SHA512

            803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

            Download Submit

          • memory/492-84-0x0000000003DD0000-0x0000000003DE0000-memory.dmp

            Filesize

            64KB

            Download

          • memory/2168-0-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

            Download

          • memory/2848-42-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

            Download