Analysis

  • max time kernel
    144s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 01:20

General

  • Target

    8cc0a78cce20b102f35aa0eb3c3393aa_JaffaCakes118.exe

  • Size

    230KB

  • MD5

    8cc0a78cce20b102f35aa0eb3c3393aa

  • SHA1

    e123e38869ac158548cb2a010c6335c033d04a5b

  • SHA256

    82296ec85d2c346db61ca0fa53fe99b4fd9cae8b98e580a901e21e001b96e496

  • SHA512

    5e75bc812a1f06e937b4a44e6b0b2dad4e35c89bdbdc48a54527661eb3e0b4106abde21b1c03ffa58a18b4320049b01aecbbe96521d73e84c146e70c5a9d257b

  • SSDEEP

    6144:FVWBsSa/g4htoz1y5iirwg5e5sZ3vb17rnx:nWBZ4voz1Zrg5mm3Zx

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cc0a78cce20b102f35aa0eb3c3393aa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8cc0a78cce20b102f35aa0eb3c3393aa_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2120 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\8cc0a78cce20b102f35aa0eb3c3393aa_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\rzzoszlx.exe -f
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2920
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 2120
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4520
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:680
      • C:\Users\Admin\AppData\Local\rzzoszlx.exe
        C:\Users\Admin\AppData\Local\rzzoszlx.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2180
  • 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 --field-trial-handle=1296,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:8
    1⤵
      PID:4572

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\rzzoszlx.exe

      Filesize

      230KB

      MD5

      8cc0a78cce20b102f35aa0eb3c3393aa

      SHA1

      e123e38869ac158548cb2a010c6335c033d04a5b

      SHA256

      82296ec85d2c346db61ca0fa53fe99b4fd9cae8b98e580a901e21e001b96e496

      SHA512

      5e75bc812a1f06e937b4a44e6b0b2dad4e35c89bdbdc48a54527661eb3e0b4106abde21b1c03ffa58a18b4320049b01aecbbe96521d73e84c146e70c5a9d257b

    • memory/2120-1-0x0000000001000000-0x00000000010C3000-memory.dmp

      Filesize

      780KB

    • memory/2120-2-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2120-3-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2120-6-0x0000000001000000-0x00000000010C3000-memory.dmp

      Filesize

      780KB

    • memory/2120-7-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-17-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-15-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-12-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-19-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-20-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-22-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-24-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-27-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-29-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-31-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB

    • memory/2180-33-0x0000000001000000-0x00000000010CD000-memory.dmp

      Filesize

      820KB