Overview

overview

7

Static

static

3

3d3e5b1a76...18.exe

windows7-x64

7

3d3e5b1a76...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/10/2024, 02:16

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General

  • Target

    3d3e5b1a761bcf91a77125a9674c9d3a_JaffaCakes118.exe

  • Size

    400KB

  • MD5

    3d3e5b1a761bcf91a77125a9674c9d3a

  • SHA1

    9101062b71d9054bf45b0afe1bacb2e26653bbb6

  • SHA256

    e5587304512c389dc33396011852adbd08227548ea3cb4cd55caac56224b3775

  • SHA512

    ba393e965c719b09692408d10e70ffb1ab6db80a972815cdff814679c4a64063bde5c1f72fde5ce43b09c80b6d116c14f0b55db7486127175b519b37244e7471

  • SSDEEP

    6144:stS1knFpUecRvB+UwQKQ8gAcNTId7u/JH/HCeuC7zN0CoLcePqqEbCSoPJGzwaTE:gHpUecRvBaATi3gxmCBrqt3u5E

Score
7/10
discoverypersistence

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d3e5b1a761bcf91a77125a9674c9d3a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3d3e5b1a761bcf91a77125a9674c9d3a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Windows\SysWOW64\SYSTEM713RUNNER.exe
      "C:\Windows\SYSTEM32\SYSTEM713RUNNER.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\SYSTEM713RUNNER.exe
    Filesize

    400KB

    MD5

    3d3e5b1a761bcf91a77125a9674c9d3a

    SHA1

    9101062b71d9054bf45b0afe1bacb2e26653bbb6

    SHA256

    e5587304512c389dc33396011852adbd08227548ea3cb4cd55caac56224b3775

    SHA512

    ba393e965c719b09692408d10e70ffb1ab6db80a972815cdff814679c4a64063bde5c1f72fde5ce43b09c80b6d116c14f0b55db7486127175b519b37244e7471

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