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Analysis

  • max time kernel
    139s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 11:54

General

  • Target

    efbcb62c2f180599cbe7d4925e30324b_JaffaCakes118.exe

  • Size

    369KB

  • MD5

    efbcb62c2f180599cbe7d4925e30324b

  • SHA1

    a41da44737478a6b2180639dbf931754a04d5ee8

  • SHA256

    5eb32845ec057e47ed62d0ac3f86cfa7a11f94caa95038e6f07929c35e0c555b

  • SHA512

    1797f314186f51ccc246728e99260f581fe370593b0390a79068b6bd811da9231cd1583230bb460e4d1b84fa32fb779887cebc9a884128c21b44d8d0a0a3cb61

  • SSDEEP

    6144:UQqOAE4QqtfosaF2pC3gRrxFNQ1EwU4hQ1lxKuPIYt1Iy8tZSIOZrc5ovh2/juMl:7AEwoHF8/rxTR9vx1gYo5t7OZrWfhz

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 11 IoCs
  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 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 7 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\efbcb62c2f180599cbe7d4925e30324b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\efbcb62c2f180599cbe7d4925e30324b_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Users\Admin\AppData\Local\Temp\cfÎÏţ͸ÊÓ.exe
      "C:\Users\Admin\AppData\Local\Temp\cfÎÏţ͸ÊÓ.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Users\Admin\AppData\Local\Temp\is-6T4EL.tmp\cfÎÏţ͸ÊÓ.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-6T4EL.tmp\cfÎÏţ͸ÊÓ.tmp" /SL5="$400F4,53248,53248,C:\Users\Admin\AppData\Local\Temp\cfÎÏţ͸ÊÓ.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        PID:2020
    • C:\Users\Admin\AppData\Local\Temp\ÎÏţ͸ÊÓ.exe
      "C:\Users\Admin\AppData\Local\Temp\ÎÏţ͸ÊÓ.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2488
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32 C:\WINDOWS\system32\shdocvw.dll /s
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1512
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c taskkill /f /im empty.dat
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im empty.dat
          4⤵
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\DcomServer\DcomServer.exe

    Filesize

    128B

    MD5

    51db95b0c7e44601365e6ae5683c373b

    SHA1

    5388064be80b99fe503e59c1aac62f183deb3b1b

    SHA256

    5038cb765d576e13aaf5b8a26fd5e30fc20a1ddd3c4dd4c3e8a488a8fccd3f3a

    SHA512

    f9bd35e7c0665f68641ae31487cc8e5957c17cd87593e0542e040fb06eb4df07d99a72a019b1efba0af3b939b77853624a61009ee6a139b3d792e102c0c01374

  • C:\Users\Admin\AppData\Local\Temp\ÎÏţ͸ÊÓ.exe

    Filesize

    84KB

    MD5

    cba0fa0915bf758b46c8a67ff2e5f5b5

    SHA1

    de0997c8671074c632c27fbf17c657d1c4219ff4

    SHA256

    6a3f90d5b0a892386a31473e72a07736e2f11a7aa1c95f43e483f8fd27452b5a

    SHA512

    0b925dfad6caa5ba59ceba727f71b97f16e919cee178c15886f563955d5abcbdc72e4c2b17e6a18267ef7bd74ac2e2128d5e361105834711c71ffc27cc9ac479

  • \Users\Admin\AppData\Local\Temp\cfÎÏţ͸ÊÓ.exe

    Filesize

    293KB

    MD5

    0c4bc62787fc144a93b21a94677bb3ad

    SHA1

    3264002ac77ffa02579ace7922446eb26fc62cf5

    SHA256

    b8b724b34b232d6a642d358b0dee70fd0db52be6e24386d799cd44b7812025eb

    SHA512

    1c566783b903ed9c064a10cbb034b42db73627b7fd5ab22b3ec012bc517e8e583fa72bdabccf5ab047c1e27be1e3d6f8159f4f675217b0348ca58991875c34b7

  • \Users\Admin\AppData\Local\Temp\is-2M0LL.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-6T4EL.tmp\cfÎÏţ͸ÊÓ.tmp

    Filesize

    681KB

    MD5

    8e3e4508030c1ffdb0196309114eb841

    SHA1

    33656ec0c5b5ab8ce4ac566be0a95a96ec4ac40c

    SHA256

    6d9b3b086a0cd15c9fd32cf639c61e52d4d928d0112a7bb75e95f010e995dd2b

    SHA512

    6f16872abeb2de9ce3d881cf4b13778af03a305b068e99a8e59735bd4c13b5ad6f24a7aa44c2327cbfbb8351324ab85bb2157d719249fa29eb6f46061badffa4

  • memory/2020-67-0x0000000000400000-0x00000000004B9000-memory.dmp

    Filesize

    740KB

  • memory/2020-63-0x0000000000400000-0x00000000004B9000-memory.dmp

    Filesize

    740KB

  • memory/2020-95-0x0000000000400000-0x00000000004B9000-memory.dmp

    Filesize

    740KB

  • memory/2020-84-0x0000000000400000-0x00000000004B9000-memory.dmp

    Filesize

    740KB

  • memory/2020-71-0x0000000000400000-0x00000000004B9000-memory.dmp

    Filesize

    740KB

  • memory/2020-61-0x0000000000400000-0x00000000004B9000-memory.dmp

    Filesize

    740KB

  • memory/2292-15-0x0000000002930000-0x000000000295B000-memory.dmp

    Filesize

    172KB

  • memory/2292-10-0x0000000002930000-0x000000000295B000-memory.dmp

    Filesize

    172KB

  • memory/2460-30-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/2460-60-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2460-96-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2460-26-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2488-17-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2488-59-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2488-28-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2488-22-0x0000000000230000-0x000000000025B000-memory.dmp

    Filesize

    172KB