Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 08:36

General

  • Target

    d5f6ca4d759faeb338c0cd3afbe45843_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    d5f6ca4d759faeb338c0cd3afbe45843

  • SHA1

    7ec2530bb7a05b232d251b0bc134412e2c3540b1

  • SHA256

    5f03b817119bf22d5d866d6adbbf75f9542ae61169f736d95df5c13d76d552fd

  • SHA512

    b86e5398b8fb597576d4b9a145657ac02b8c881df4c2fae14d3a3357b52b4e2d61a6bcb81ff7df546e07e7ae30a48e8471a4852f58c0fca107c5dc089992dffd

  • SSDEEP

    3072:6nOn7t7XpdpCCTg/sxFgJKeqgKJ+BCKCtKJpTIuHZJMTtWNK4NCr0q7x:6KpdcCrTdgKX8VCAK4Zs

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5f6ca4d759faeb338c0cd3afbe45843_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d5f6ca4d759faeb338c0cd3afbe45843_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Users\Admin\AppData\Local\Temp\nsuAB36.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsuAB36.tmp\downloadmr.exe /u4e8eb9c3-9c60-47ed-91ca-56065bc06f2f /e2542995
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsuAB36.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • C:\Users\Admin\AppData\Local\Temp\nsuAB36.tmp\downloadmr.exe

    Filesize

    122KB

    MD5

    da254a8488b60244654e1cf4d6796cf8

    SHA1

    23d06f4589786652a3a226b5012a5520a3d03452

    SHA256

    6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

    SHA512

    d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

  • memory/3292-13-0x0000000074992000-0x0000000074993000-memory.dmp

    Filesize

    4KB

  • memory/3292-14-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-15-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-16-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-17-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-18-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-19-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-20-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-21-0x0000000074992000-0x0000000074993000-memory.dmp

    Filesize

    4KB

  • memory/3292-22-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-23-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/3292-25-0x0000000074990000-0x0000000074F41000-memory.dmp

    Filesize

    5.7MB

  • memory/4604-29-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB