Analysis

  • max time kernel
    142s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/05/2024, 10:20

General

  • Target

    3f01cf63727ca8cbabc4a8f708ae1517_JaffaCakes118.exe

  • Size

    501KB

  • MD5

    3f01cf63727ca8cbabc4a8f708ae1517

  • SHA1

    21b8fa0f3fa6817ad9e5c062cf8d56c3ebb5b545

  • SHA256

    b863ef1d634887948e32b76f80d62ba48d43275238fb41b74f4b0c493cf272c2

  • SHA512

    26afb4ad49dac5314bfec20711b7f4720d81d2e617d4f59d6939b6233375aff92e61b08360cbd2d08e04b07cdc908d57864992e449aff9620f80092fb54858a9

  • SSDEEP

    12288:30rHvfcA1OYg1x6YtCzDfXKoUXBipALLbsfuwh:30rHv0Yg/NGvmBNLah

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).

  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 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\3f01cf63727ca8cbabc4a8f708ae1517_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3f01cf63727ca8cbabc4a8f708ae1517_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:4248
    • C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe
      "C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe" ins.exe /h ecee6.api.socdn.com /e 12909087 /t 53a01b12561ca /u c9b95e88-a5fe-11e3-8a58-80c16e6f498c /v "C:\Users\Admin\AppData\Local\Temp\3f01cf63727ca8cbabc4a8f708ae1517_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:3220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 4332
      2⤵
      • Program crash
      PID:2040
  • 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 --mojo-platform-channel-handle=3972 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4248 -ip 4248
      1⤵
        PID:412

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\n3164\s3164.exe

              Filesize

              286KB

              MD5

              c268c937148a046322219b77c5a031b0

              SHA1

              e83ed15c7ef694a2281955a16ffeec0672c56107

              SHA256

              c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

              SHA512

              44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

            • memory/3220-11-0x00007FFE8A175000-0x00007FFE8A176000-memory.dmp

              Filesize

              4KB

            • memory/3220-12-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-13-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-27-0x0000000001850000-0x000000000185A000-memory.dmp

              Filesize

              40KB

            • memory/3220-30-0x000000001CB10000-0x000000001CFDE000-memory.dmp

              Filesize

              4.8MB

            • memory/3220-31-0x000000001D080000-0x000000001D11C000-memory.dmp

              Filesize

              624KB

            • memory/3220-32-0x0000000001860000-0x0000000001868000-memory.dmp

              Filesize

              32KB

            • memory/3220-33-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-34-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-35-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-36-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-37-0x00000000208F0000-0x0000000020952000-memory.dmp

              Filesize

              392KB

            • memory/3220-38-0x00007FFE8A175000-0x00007FFE8A176000-memory.dmp

              Filesize

              4KB

            • memory/3220-39-0x0000000020E90000-0x0000000020FCC000-memory.dmp

              Filesize

              1.2MB

            • memory/3220-40-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-41-0x00000000214E0000-0x00000000219EE000-memory.dmp

              Filesize

              5.1MB

            • memory/3220-42-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-43-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-44-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB

            • memory/3220-46-0x00007FFE89EC0000-0x00007FFE8A861000-memory.dmp

              Filesize

              9.6MB