Overview

overview

10

Static

static

7

71a2cb37df...18.exe

windows7-x64

10

71a2cb37df...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25/07/2024, 23:11

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General

  • Target

    71a2cb37df521d70254cf29689008155_JaffaCakes118.exe

  • Size

    9.0MB

  • MD5

    71a2cb37df521d70254cf29689008155

  • SHA1

    903ff868c85d27f0a3f044a561c74ed688cc16ff

  • SHA256

    d017fb31381cac02ecb4110571eb45d42a401c188c4200eb4c289adbeec8dca5

  • SHA512

    045868464bd0e6d2c0bdcefcb32db88f444f4f1d18999a87f8c60ea436d20d93e2f91be66e66c57c96e0c3deb5070f248f5a3da5bb4a30f8f05a9514b9349721

  • SSDEEP

    196608:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxQnKnqVtxQu6cnqVtxQni4f8sJE23Gd/sf:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxo

Score
10/10
adwarediscoverypersistencestealerupx

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
    persistence
  • Drops file in Drivers directory 2 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 11 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Modifies WinLogon 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Modifies WinLogon
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        PID:2536
    • C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\71a2cb37df521d70254cf29689008155_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:2688
    • C:\Windows\SysWOW64\reg.exe
      reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      PID:2556

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\cftmon.exe
          Filesize

          9.0MB

          MD5

          ba1750301a64cc3cb209b5510593057f

          SHA1

          f25c6f8a3b7bef94484e163575619885c9540a02

          SHA256

          23258c4cf44d40b2b6d5a02d0bdb92c5bb3a4a7ef4e40eb09d9d9c3ae18a6341

          SHA512

          4b2dbe2cc2d5cad7a6374b5631f4f986a9e57da29cacdf86ce2d91bab3991867c37be3dea0952eeea7d7bbd20b88379bd00f765d9ad89d657fcc40cb91f89074

          Download Submit

        • \Windows\SysWOW64\ftpdll.dll
          Filesize

          5KB

          MD5

          d807aa04480d1d149f7a4cac22984188

          SHA1

          ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

          SHA256

          eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

          SHA512

          875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

          Download Submit

        • memory/2536-2-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/2536-33-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/2688-34-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/2800-1-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/2800-32-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/3044-0-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/3044-3-0x00000000003C0000-0x00000000003E6000-memory.dmp

          Filesize

          152KB

          Download

        • memory/3044-27-0x0000000010000000-0x000000001010B000-memory.dmp

          Filesize

          1.0MB

          Download

        • memory/3044-31-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

          Download

        • memory/3044-30-0x0000000010000000-0x000000001010B000-memory.dmp

          Filesize

          1.0MB

          Download