Overview

overview

7

Static

static

7

08e6a2bb6a...18.exe

windows7-x64

7

08e6a2bb6a...18.exe

windows10-2004-x64

7

$PLUGINSDI...ig.dll

windows7-x64

3

$PLUGINSDI...ig.dll

windows10-2004-x64

3

$PLUGINSDI...dl.dll

windows7-x64

3

$PLUGINSDI...dl.dll

windows10-2004-x64

3

$PLUGINSDI...el.dll

windows7-x64

7

$PLUGINSDI...el.dll

windows10-2004-x64

7

$PLUGINSDIR/UAC.dll

windows7-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDI...ss.dll

windows7-x64

3

$PLUGINSDI...ss.dll

windows10-2004-x64

3

SmartTool.dll

windows7-x64

6

SmartTool.dll

windows10-2004-x64

6

SmartTool.exe

windows7-x64

6

SmartTool.exe

windows10-2004-x64

6

adc.dll

windows7-x64

1

adc.dll

windows10-2004-x64

1

Analysis

  • max time kernel
    150s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 19:03

Sharing

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General

  • Target
    08e6a2bb6a202710b693e2940808cef8_JaffaCakes118.exe
  • Size 272KB
  • Sample240620-xqdc7ssgrd
  • SHA256 42378b1eca3cfe3e71d500781cfe3dd11f82d8b65b848ddd04439b4b9952f5c5
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
adwarediscoverypersistencestealerupx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • UPX packed file 2 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

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

    stealeradware
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 64 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\08e6a2bb6a202710b693e2940808cef8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\08e6a2bb6a202710b693e2940808cef8_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\system32\regsvr32.exe /s "C:\Program Files (x86)\SmartTool\SmartTool.dll"
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:776
    • C:\Program Files (x86)\SmartTool\SmartTool.exe
      "C:\Program Files (x86)\SmartTool\SmartTool.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 /s "C:\Program Files (x86)\SmartTool\SmartTool.dll"
        3⤵
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies registry class
        PID:4120
    • C:\Windows\SysWOW64\explorer.exe
      C:\Windows\system32\explorer.exe
      2⤵
      • Deletes itself
      PID:1936

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        SmartTool.dll
        • Path C:\Program Files (x86)\SmartTool\SmartTool.dll
        • Size 106KB
        • SHA256 5caad6897762c1781d9fe1227b068a940a50ffca7cb4b563116a5b3f14f4a45b
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        SmartTool.exe
        • Path C:\Program Files (x86)\SmartTool\SmartTool.exe
        • Size 42KB
        • SHA256 7b9fd7ea1c9dc710f67d3066369f51bf5fc4002062b356a2f53038b02c79fce0
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        adc.acc
        • Path C:\Program Files (x86)\SmartTool\adc.acc
        • Size 28KB
        • SHA256 3c20fa6446d636d46c9e049887437e794787574969e0b7818571da7169543f11
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        IpConfig.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsa3A4B.tmp\IpConfig.dll
        • Size 114KB
        • SHA256 ec0f85f8a9d6b77081ba0103f967ef6705b547bf27bcd866d77ac909d21a1e08
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        NSISdl.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsa3A4B.tmp\NSISdl.dll
        • Size 14KB
        • SHA256 dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        SelfDel.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsa3A4B.tmp\SelfDel.dll
        • Size 4KB
        • SHA256 281c39b733579e031c62bdd247b41543ece1fe3bd6eda26fc8ad474b10f33101
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        UAC.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsa3A4B.tmp\UAC.dll
        • Size 13KB
        • SHA256 c24c005daa7f5578c4372b38d1be6be5e27ef3ba2cdb9b67fee15cac406eba62
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        nsProcess.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsa3A4B.tmp\nsProcess.dll
        • Size 4KB
        • SHA256 95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89
        • MD5 SHA1 SHA512
        Submit Download

        memory/2120-32-0x0000000002E20000-0x0000000002E46000-memory.dmp
        Download

        memory/2120-53-0x0000000074870000-0x0000000074879000-memory.dmp
        Download