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Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/09/2024, 20:22

General

  • Target

    d2c36da39449858ecc72c0cf690f8817_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    d2c36da39449858ecc72c0cf690f8817

  • SHA1

    7e6be510f529da34f8d18e7a978c5c41c68d3957

  • SHA256

    118eae987896a5b9785d06ad221a69a2fad7bc43c3e70897253d9710b6888c86

  • SHA512

    6a606295ff23de47d2f60ae92d8933b2bae10e7483b0e1c0938fb1ff5d8869d7a5d52c4e2ed0a2582c341123ed28cd49ba175619e3ef716ca1b1f088bc900043

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E46:0+h9OY70z+warul3E46

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2c36da39449858ecc72c0cf690f8817_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d2c36da39449858ecc72c0cf690f8817_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:224
    • C:\Users\Admin\AppData\Local\Temp\n3501\s3501.exe
      "C:\Users\Admin\AppData\Local\Temp\n3501\s3501.exe" 18640663c91a8dd52e9b9e42vsAIzep74k9XWVE+G3ByqRj0BqrLPhROlyrK2M4eRfWijeKHWL4vcVFELXsS2zzamnLA/AxAQVm8WD+QSMM6zRDDdY9q+HlRw8hfNu0v0+UvYNgflc1Kw5aKaBry1BboQFFG+OnQ+LkzLvHwW10mjQl0 /v "C:\Users\Admin\AppData\Local\Temp\d2c36da39449858ecc72c0cf690f8817_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n3501\s3501.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/3120-12-0x00007FF820D35000-0x00007FF820D36000-memory.dmp

    Filesize

    4KB

  • memory/3120-13-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-14-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-32-0x0000000000DF0000-0x0000000000E02000-memory.dmp

    Filesize

    72KB

  • memory/3120-35-0x000000001C210000-0x000000001C6DE000-memory.dmp

    Filesize

    4.8MB

  • memory/3120-36-0x000000001C6E0000-0x000000001C77C000-memory.dmp

    Filesize

    624KB

  • memory/3120-37-0x000000001C810000-0x000000001C872000-memory.dmp

    Filesize

    392KB

  • memory/3120-38-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-39-0x000000001B8B0000-0x000000001B8B8000-memory.dmp

    Filesize

    32KB

  • memory/3120-40-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-41-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-42-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-43-0x0000000020180000-0x000000002068E000-memory.dmp

    Filesize

    5.1MB

  • memory/3120-44-0x0000000020690000-0x00000000207CC000-memory.dmp

    Filesize

    1.2MB

  • memory/3120-46-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-45-0x00007FF820D35000-0x00007FF820D36000-memory.dmp

    Filesize

    4KB

  • memory/3120-47-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB

  • memory/3120-49-0x00007FF820A80000-0x00007FF821421000-memory.dmp

    Filesize

    9.6MB