Analysis

  • max time kernel
    6s
  • max time network
    6s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2025, 20:34

Errors

Reason
Machine shutdown

General

  • Target

    JaffaCakes118_4373196495fd5bd61a3ca0dd086b415d.exe

  • Size

    344KB

  • MD5

    4373196495fd5bd61a3ca0dd086b415d

  • SHA1

    7e80f5e068643383fc29991333a23608ed322976

  • SHA256

    ba531df27744b17a0006cda3da7751903ad9354cb5740c41a35913df05be0830

  • SHA512

    8576c0301afa4780e1637ba40fddba2c20075122273d7c95831ff782d2359c842e8e41066b1202937baefeff833b1163da1b883255bb0d81c940d817dc8ad7a8

  • SSDEEP

    6144:rlwEIOLQRCQ5Af7kkAsntTQubE1/K5blopzcbbw:rloDRCQMNAstTQajopf

Malware Config

Signatures

  • Modifies boot configuration data using bcdedit 1 TTPs 10 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Enables test signing to bypass driver trust controls 1 TTPs 10 IoCs

    Allows any signed driver to load without validation against a trusted certificate authority.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4373196495fd5bd61a3ca0dd086b415d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4373196495fd5bd61a3ca0dd086b415d.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\18ef14.tmp"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2080
  • C:\Windows\Installer\{58064C04-220B-1AD9-A674-F7A386535C23}\syshost.exe
    "C:\Windows\Installer\{58064C04-220B-1AD9-A674-F7A386535C23}\syshost.exe" /service
    1⤵
    • Drops file in Drivers directory
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2696
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2864
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:1900
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2972
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2680
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2892
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2908
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2916
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2588
    • C:\Windows\system32\bcdedit.exe
      bcdedit.exe -set TESTSIGNING ON
      2⤵
      • Modifies boot configuration data using bcdedit
      • Enables test signing to bypass driver trust controls
      PID:2700
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:3032
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:2552

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Windows\Installer\{58064C04-220B-1AD9-A674-F7A386535C23}\syshost.exe

              Filesize

              344KB

              MD5

              4373196495fd5bd61a3ca0dd086b415d

              SHA1

              7e80f5e068643383fc29991333a23608ed322976

              SHA256

              ba531df27744b17a0006cda3da7751903ad9354cb5740c41a35913df05be0830

              SHA512

              8576c0301afa4780e1637ba40fddba2c20075122273d7c95831ff782d2359c842e8e41066b1202937baefeff833b1163da1b883255bb0d81c940d817dc8ad7a8

            • memory/2720-3-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2720-2-0x0000000000220000-0x0000000000226000-memory.dmp

              Filesize

              24KB

            • memory/2720-1-0x0000000001D60000-0x0000000001E60000-memory.dmp

              Filesize

              1024KB

            • memory/2720-8-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2720-7-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB

            • memory/2848-5-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB

            • memory/2848-9-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB