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
    09-09-2024 08:38

General

  • Target

    d5f79bfe90c231f1764510b03b36761f_JaffaCakes118.exe

  • Size

    9KB

  • MD5

    d5f79bfe90c231f1764510b03b36761f

  • SHA1

    03e7b10e30b98cfe37d425562b8ed172d8e633e7

  • SHA256

    b7ba14837c29c6a1380d40e79bf57d55d7e9d2a51a6c8d980dfb77bbe93c1430

  • SHA512

    38abf94e88e3f3ee81a59b5a95a83ff7644e4435397d034f17be49c1d467ce46b38b2a854611cb1b2db8892a200845d3bf9ba6d784d6edab6aef94ca3054017e

  • SSDEEP

    192:vayYeZrhL98WlLwh4YrbTs5DtfD5ZGU6k6lrCurYSAwaHeaeMkJaw:zrh8WlLwhFPUr/9PorLrY1wS23h

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • 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.

  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5f79bfe90c231f1764510b03b36761f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d5f79bfe90c231f1764510b03b36761f_JaffaCakes118.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\CDAB.tmp.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CDAB.tmp.bat

    Filesize

    207B

    MD5

    b9265a69b972f46cc2c59cc85f0cdda4

    SHA1

    ead1ebb73898f8a61dda86577f78e70b95ce03f5

    SHA256

    2f24725a2f2ee9fd0257c5f2476cdf057aa92a8b7a36f619b375692396e980de

    SHA512

    8c8370e0e4b282c90700256cd5c82d1b754177a1cbdcfa369af69b3a7c5727e44908a033cd1c2d454b6847d39895b1dffe89d51a00debffed919674ead71cb80

  • \Windows\SysWOW64\midimapqn3.dll

    Filesize

    19KB

    MD5

    2b5177c16b770030f7af7f0c311c2b53

    SHA1

    e125ffa75cd981ce29b895d5153344c3a01098c0

    SHA256

    3dd2f0e63d7773813eb91fd4916781b309cb5298f738390648559fb5b7bef0db

    SHA512

    8934540722ca61502e92e87ad5d98efd9d2c602d82f0dbced09a7de4efe92dab9b33c57a947dd3127b663042c97d756c0aa359cc02be0b929e373420c94a12f9