Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    13/06/2024, 23:41

General

  • Target
    a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118.exe
  • Size 368KB
  • Sample240613-3pgbcszblp
  • SHA256 16571e6da1e5261d7a97e8f1bddd953dd2cb4e94cf67e378376521ef675fa6f7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 7 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of SetWindowsHookEx 26 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118mgr.exe
      C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118mgr.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        PID:2580
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2580 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1440
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        PID:2680
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2680 CREDAT:275457 /prefetch:2
          4⤵
          • Suspicious use of SetWindowsHookEx
          PID:2172
    • C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118Srv.exe
      C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118Srv.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
        "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2572
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2648
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2648 CREDAT:275457 /prefetch:2
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\A7258A~1.EXE > nul
      2⤵
      • Deletes itself
      PID:1524
  • C:\Windows\SysWOW64\ccyqqw.exe
    C:\Windows\SysWOW64\ccyqqw.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Windows\SysWOW64\ccyqqwmgr.exe
      C:\Windows\SysWOW64\ccyqqwmgr.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2476
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2276
        • C:\Windows\System32\ie4uinit.exe
          "C:\Windows\System32\ie4uinit.exe" -ShowQLIcon
          4⤵
          • Drops file in System32 directory
          PID:2408
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2276 CREDAT:275457 /prefetch:2
          4⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious use of SetWindowsHookEx
          PID:1988
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2112
        • C:\Windows\System32\ie4uinit.exe
          "C:\Windows\System32\ie4uinit.exe" -ShowQLIcon
          4⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          PID:1232
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2112 CREDAT:275457 /prefetch:2
          4⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious use of SetWindowsHookEx
          PID:1200
    • C:\Windows\SysWOW64\ccyqqwSrv.exe
      C:\Windows\SysWOW64\ccyqqwSrv.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2464
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2912
        • C:\Windows\System32\ie4uinit.exe
          "C:\Windows\System32\ie4uinit.exe" -ShowQLIcon
          4⤵
          • Drops file in System32 directory
          PID:624
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2912 CREDAT:275457 /prefetch:2
          4⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious use of SetWindowsHookEx
          PID:2084

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RecoveryStore.{69C20441-29DE-11EF-BA28-C2931B856BB4}.dat

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{69C20441-29DE-11EF-BA28-C2931B856BB4}.dat
        • Size 3KB
        • SHA256 fb6ad4760265fc9fd0b11f56a48a4d849eb25c99496930e27a36aafcead8114a
        • MD5 SHA1 SHA512

        RecoveryStore.{69C22B51-29DE-11EF-BA28-C2931B856BB4}.dat

        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{69C22B51-29DE-11EF-BA28-C2931B856BB4}.dat
        • Size 5KB
        • SHA256 ef9e054bb079950dce93cedb81f03f2f81d4d0a21ec8193e9f863a9a59f244e4
        • MD5 SHA1 SHA512 SSDEEP

        a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118Srv.exe

        • Path C:\Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118Srv.exe
        • Size 55KB
        • SHA256 fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
        • MD5 SHA1 SHA512 SSDEEP

        ccyqqw.exe

        • Path C:\Windows\SysWOW64\ccyqqw.exe
        • Size 368KB
        • SHA256 16571e6da1e5261d7a97e8f1bddd953dd2cb4e94cf67e378376521ef675fa6f7
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini

        • Path C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini
        • Size 97B
        • SHA256 a42b05c8ba93f4f590f5f367118f4850dff4f3ec3a4a5e1aecce87a9ae4d5511
        • MD5 SHA1 SHA512

        Suggested Sites.url

        • Path C:\Windows\System32\config\systemprofile\Favorites\Links\Suggested Sites.url
        • Size 129B
        • SHA256 bdc63d9fd191114227a6e0ac32aaf4de85b91fc602fcb8555c0f3816ac8620b3
        • MD5 SHA1 SHA512

        Suggested Sites.url

        • Path C:\Windows\System32\config\systemprofile\Favorites\Links\Suggested Sites.url
        • Size 236B
        • SHA256 e3ab045d746a0821cfb0c34aee9f98ce658caab2c99841464c68d49ab2cd85d9
        • MD5 SHA1 SHA512

        desktop.ini

        • Path C:\Windows\System32\config\systemprofile\Favorites\Links\desktop.ini
        • Size 80B
        • SHA256 e469ed17b4b54595b335dc51817a52b81fcf13aad7b7b994626f84ec097c5d57
        • MD5 SHA1 SHA512

        desktop.ini

        • Path C:\Windows\System32\config\systemprofile\Favorites\desktop.ini
        • Size 402B
        • SHA256 a45e345556901cd98b9bf8700b2a263f1da2b2e53dbdf69b9e6cfab6e0bd3464
        • MD5 SHA1 SHA512

        www1A35.tmp

        • Path C:\Windows\Temp\www1A35.tmp
        • Size 195B
        • SHA256 d3b6eea852bacee54fbf4f3d77c6ec6d198bd59258968528a0231589f01b32f4
        • MD5 SHA1 SHA512

        www1A36.tmp

        • Path C:\Windows\Temp\www1A36.tmp
        • Size 216B
        • SHA256 992031e95ad1e0f4305479e8d132c1ff14ed0eb913da33f23c576cd89f14fa48
        • MD5 SHA1 SHA512

        RecoveryStore.{69D50F41-29DE-11EF-BA28-C2931B856BB4}.dat

        • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{69D50F41-29DE-11EF-BA28-C2931B856BB4}.dat
        • Size 5KB
        • SHA256 8c3ca5ae3147acbb08165abde9a30197f896046797b9ca099942d21236c96742
        • MD5 SHA1 SHA512 SSDEEP

        Launch Internet Explorer Browser.lnk

        • Path C:\Windows\system32\config\systemprofile\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Launch Internet Explorer Browser.lnk
        • Size 1KB
        • SHA256 26c511995921ce38781848bbfd17f18c3bcbb799f576fc72370dff3485fa14a0
        • MD5 SHA1 SHA512

        a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118mgr.exe

        • Path \Users\Admin\AppData\Local\Temp\a7258abe54185fa9651fd4c0ac03fefa_JaffaCakes118mgr.exe
        • Size 105KB
        • SHA256 54282ec29d4993ed6e9972122cfbb70bba4898a21d527bd9e72a166d7ec2fdc0
        • MD5 SHA1 SHA512 SSDEEP

        memory/1872-17-0x0000000000360000-0x00000000003BB000-memory.dmp

        memory/1872-52-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1872-15-0x0000000000360000-0x00000000003BB000-memory.dmp

        memory/1872-19-0x0000000000220000-0x000000000024E000-memory.dmp

        memory/1872-0-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2156-34-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/2156-33-0x0000000000330000-0x0000000000331000-memory.dmp

        memory/2156-157-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/2156-21-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/2156-31-0x0000000000320000-0x0000000000321000-memory.dmp

        memory/2156-32-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/2464-54-0x0000000000400000-0x000000000042E000-memory.dmp

        memory/2464-59-0x0000000000400000-0x000000000042E000-memory.dmp

        memory/2476-60-0x00000000003F0000-0x00000000003F1000-memory.dmp

        memory/2476-56-0x00000000003E0000-0x00000000003E1000-memory.dmp

        memory/2476-51-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/2556-37-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2556-53-0x00000000001B0000-0x00000000001DE000-memory.dmp

        memory/2556-48-0x00000000001B0000-0x000000000020B000-memory.dmp

        memory/2556-159-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2556-160-0x00000000001B0000-0x00000000001DE000-memory.dmp

        memory/2572-28-0x0000000000240000-0x0000000000241000-memory.dmp

        memory/2572-30-0x0000000000400000-0x000000000042E000-memory.dmp

        memory/2612-20-0x0000000000400000-0x000000000042E000-memory.dmp