Analysis

  • max time kernel
    135s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2024, 16:54

General

  • Target

    6ba090b9490e8d1fbfcb13e84d21028a_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    6ba090b9490e8d1fbfcb13e84d21028a

  • SHA1

    daadf4e5dd9465c0c34035e67cc2be6d6ae25090

  • SHA256

    05d8da9e8ab1941215184124ac4f2ebcf8f2032b49e031fdf5cfaf8efc17c8b0

  • SHA512

    a45e59d5775d6d55c8a4183cf7a4381f373df78259f573be9921ad0c9f4a2a79bb350977556fa6d19d5c3d52a50a02048987e1165e8c2b520663d96daf0647d8

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4X:0+h9OY70z+warul3E4X

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).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 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\6ba090b9490e8d1fbfcb13e84d21028a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6ba090b9490e8d1fbfcb13e84d21028a_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Users\Admin\AppData\Local\Temp\n8066\s8066.exe
      "C:\Users\Admin\AppData\Local\Temp\n8066\s8066.exe" c32b751b77e09a727a15f1bblo25gnXoTxnn+u7cueAAcijUWvTXEvMD2CL7XGoJFMoYKzwSaFdXZoF3ekFBC0tEDyPO8C2URNq6UuxtmnRev+UthhCTAWMATMoigwjP0PAFzulmk6G1Radvm1lPI7Vo915Ckhl7cS4TbcLP4YFnSARO /v "C:\Users\Admin\AppData\Local\Temp\6ba090b9490e8d1fbfcb13e84d21028a_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:1832
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4376,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4672 /prefetch:8
    1⤵
      PID:908

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\n8066\s8066.exe

            Filesize

            230KB

            MD5

            abaf13cb23de482dc944ab5b51ca3aac

            SHA1

            76837356db96dd56b647aba60f1adbbdc7b200fe

            SHA256

            b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

            SHA512

            cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

          • memory/1832-12-0x00007FFB19BB0000-0x00007FFB1A2EF000-memory.dmp

            Filesize

            7.2MB

          • memory/1832-28-0x0000000000C00000-0x0000000000C12000-memory.dmp

            Filesize

            72KB

          • memory/1832-31-0x000000001BFF0000-0x000000001C4BE000-memory.dmp

            Filesize

            4.8MB

          • memory/1832-32-0x000000001C560000-0x000000001C5FC000-memory.dmp

            Filesize

            624KB

          • memory/1832-33-0x000000001C710000-0x000000001C772000-memory.dmp

            Filesize

            392KB

          • memory/1832-34-0x00007FFB19BB0000-0x00007FFB1A2EF000-memory.dmp

            Filesize

            7.2MB

          • memory/1832-35-0x000000001C6E0000-0x000000001C6E8000-memory.dmp

            Filesize

            32KB

          • memory/1832-36-0x0000000020440000-0x000000002094E000-memory.dmp

            Filesize

            5.1MB

          • memory/1832-37-0x000000001E280000-0x000000001E3BC000-memory.dmp

            Filesize

            1.2MB

          • memory/1832-39-0x00007FFB19BB0000-0x00007FFB1A2EF000-memory.dmp

            Filesize

            7.2MB