Overview

overview

10

Static

static

7

bc90bc3b01...18.exe

windows7-x64

10

bc90bc3b01...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 16:56

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General

  • Target

    bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe

  • Size

    6.2MB

  • MD5

    bc90bc3b01caa1c994b9eb88aec11ece

  • SHA1

    940f7a39d541d4bb43ea670e95642c72d2c648d1

  • SHA256

    eeddc1cf7c67854e3f334996ad3b032da6ac190cb2c9ad0246d8b201dc82255c

  • SHA512

    d716f1f81800e085254c9d5902fda82a381534573b95182802806bbf748044d310bad5198284c9349ff4eed8e48ad9e39f86ebeeae17d16f92b9429ff702a5d7

  • SSDEEP

    196608:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxQLizl/sJEl2if8sHQoddmbKGAryfEQuQP:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxm

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 9 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\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_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:1744
    • C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        PID:2872
    • C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\bc90bc3b01caa1c994b9eb88aec11ece_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:2800
    • 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:2808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    6.2MB

    MD5

    bd8c8d150d634ff8d5f1c9cd4d917c12

    SHA1

    f21d977312a1776a49dfb57c075c54d8b253ff79

    SHA256

    bba7601c7ed999559e1279d81beba02c8298d03e4dab882e5d86b469d7466fb4

    SHA512

    51fecdfa6a75160a9b3f9e9bc654e73033b753719a9dd70d1dab6e2ebff7ade9796aaac3f7f955e8d7b16454cd9b5fcdadd03961f58f0a4a109207f8e2ec7995

    Download Submit

  • \Windows\SysWOW64\ftpdll.dll
    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

    Download Submit

  • memory/1744-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/1744-12-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/1744-13-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/1744-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2752-1-0x0000000000470000-0x0000000000496000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2752-15-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2800-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2872-17-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download