Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 07:02

General

  • Target

    eacfc30298843ceb8c667c400582ee8b_JaffaCakes118.exe

  • Size

    324KB

  • MD5

    eacfc30298843ceb8c667c400582ee8b

  • SHA1

    cec7685fba45ad46ac48aa093488496e5b8b9a1b

  • SHA256

    1d32c6f43f551436d40b19a82bc54f121f379a171771f8d5aba8eae2768887d1

  • SHA512

    392955c6044f2f622cb88f1fb483e498d4619294265b23716095e7445f4573e97e4f9cc2f535f62029e7628d70894cc74fe87b20675a9c3b94f2dbd11e7bb3a6

  • SSDEEP

    1536:tOJVn4JLlfLJ0UYFqeXx57B4JN5eCD8SlNDSSvHFRiCCVGCWPaeSe+eooOoaoCoj:QV4JLlfLIl7B4JN5eI4A

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eacfc30298843ceb8c667c400582ee8b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eacfc30298843ceb8c667c400582ee8b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer start page
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\system32\wscript.exe" /nologo C:\WINDOWS\3323.vbs
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2112
    • C:\Users\Admin\AppData\Local\Temp\Del7CB2.tmp
      C:\Users\Admin\AppData\Local\Temp\Del7CB2.tmp 736 "C:\Users\Admin\AppData\Local\Temp\eacfc30298843ceb8c667c400582ee8b_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer start page
      • Suspicious use of WriteProcessMemory
      PID:2424
      • C:\Windows\SysWOW64\wscript.exe
        "C:\Windows\system32\wscript.exe" /nologo C:\WINDOWS\3323.vbs
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Del7CB2.tmp

    Filesize

    324KB

    MD5

    eacfc30298843ceb8c667c400582ee8b

    SHA1

    cec7685fba45ad46ac48aa093488496e5b8b9a1b

    SHA256

    1d32c6f43f551436d40b19a82bc54f121f379a171771f8d5aba8eae2768887d1

    SHA512

    392955c6044f2f622cb88f1fb483e498d4619294265b23716095e7445f4573e97e4f9cc2f535f62029e7628d70894cc74fe87b20675a9c3b94f2dbd11e7bb3a6

  • C:\WINDOWS\3323.vbs

    Filesize

    266KB

    MD5

    1861b0d15a96f0eab78821ef09f11398

    SHA1

    9931aec4e49a4075ce680ae5e69069f506f4383c

    SHA256

    0981eb96faa65fe1ea7afde1d97184d67970c06ed442919a1173b48e91ad5d54

    SHA512

    2b49cf513a546e43040fe63f99adf1d4cd49510a65c04d68122e398c9e1687fd5b29094261cc5265d92b740e8ee9fad46994a97d32ce86222abc7669afd97415