Overview

overview

10

Static

static

7

a5045a3ec6...18.exe

windows7-x64

10

a5045a3ec6...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2024 02:21

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General

  • Target

    a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe

  • Size

    8.4MB

  • MD5

    a5045a3ec6db46611b4f6520d9223ec0

  • SHA1

    ffecb70d73b8465a509d014da8c0132a3c5de8db

  • SHA256

    08138d294418a7097e842e642e00105bc8268188ebc3408c036965de14c88bf7

  • SHA512

    b330f78be17b4a1ed0f78404a26e8917c0565a82fd36d0f955b7dba7df5c6ada27374450ba78c03a4f8cb361e1a68f691d632d09bf44e299bfe2598bff3d9f27

  • SSDEEP

    196608:i7effIPEsy58doQaTxLhQyZbIly38doQalArdfehQM2gsyVCQlXI1G8do8a888FP:i7effIPEsy58doQaTxLhQyZbIly38do4

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\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_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:2460
    • C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2868
      • C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        PID:836
    • C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\a5045a3ec6db46611b4f6520d9223ec0_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:2220
    • 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:2676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    8.4MB

    MD5

    7b1024dd15c184ab56b7afe78e4c8a99

    SHA1

    2f0db7f917cedbe29837f899cc26a10e6064e363

    SHA256

    537f4b4da1baa6b1878f3d3eb5279a7bfa165dde44c96343f16002636fcaecee

    SHA512

    a28077044be64acdc345083ba19fe9fe59bf8e07507256beb083748ea765c8e875fa1cefe1e6d3eeeedbe93e7c9c2f3ee262f1b2db37274d6a5498ed335028b4

    Download Submit

  • \Windows\SysWOW64\ftpdll.dll
    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

    Download Submit

  • memory/836-2-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/836-19-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2220-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2460-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2460-1-0x00000000003A0000-0x00000000003C6000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2460-13-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/2460-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2460-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/2460-15-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/2868-17-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download