Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2024 17:13

General

  • Target

    c941f52156a23b7d68e472985e7a20c8_JaffaCakes118.exe

  • Size

    292KB

  • MD5

    c941f52156a23b7d68e472985e7a20c8

  • SHA1

    0abf6219aca6b805778b389a7fd1692a85d00b18

  • SHA256

    97e9d8fedf5738ce3f5ca2e84d3c250cc7e903ba286510fb4ed3a2f30d47813f

  • SHA512

    fc26638882acdc5646cbefb43972a9db92e06204a6765488066c9c7af1272683e0d0f346a8ae331b5a52e48c90e358124cfd30f9b1e25d68ab342507e6380ee1

  • SSDEEP

    6144:JYDhB6ActM8FbPt6a15RGkPNJAcb+k2WzoPiML3AYRYAe5mYkl5ehRsGT:S9BvctM85t35JPNJj2WzoRLQYRYzmYO8

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 4 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Grants admin privileges 1 TTPs

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

  • Disables RegEdit via registry modification 2 IoCs
  • Disables Task Manager via registry modification
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 48 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 64 IoCs
  • UPX packed file 50 IoCs

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

  • Adds Run key to start application 2 TTPs 8 IoCs
  • Drops desktop.ini file(s) 5 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 5 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • AutoIT Executable 43 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 2 IoCs
  • Hide Artifacts: Hidden Users 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Permission Groups Discovery: Local Groups 1 TTPs

    Attempt to find local system groups and permission settings.

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

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

  • Modifies registry class 15 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c941f52156a23b7d68e472985e7a20c8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c941f52156a23b7d68e472985e7a20c8_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\svchost.com
      "C:\Users\Admin\AppData\Local\Temp\svchost.com"
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Disables RegEdit via registry modification
      • Event Triggered Execution: Image File Execution Options Injection
      • Drops startup file
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops autorun.inf file
      • Drops file in System32 directory
      • Hide Artifacts: Hidden Users
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1248
      • C:\Program Files (x86)\Common Files\System\cftmon.exe
        "C:\Program Files (x86)\Common Files\System\cftmon.exe" stay_alive -in
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2832
        • C:\Program Files (x86)\Common Files\System\cftmon.exe
          "C:\Program Files (x86)\Common Files\System\cftmon.exe" stay_alive -r
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2240
      • C:\Users\Admin\AppData\Local\Temp\svchost.com
        C:\Users\Admin\AppData\Local\Temp\svchost.com keep_fucking
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Disables RegEdit via registry modification
        • Event Triggered Execution: Image File Execution Options Injection
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1756
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" share SYS_c$=c:\
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2968
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 share SYS_c$=c:\
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2312
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" share SYS_f$=f:\
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2964
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 share SYS_f$=f:\
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1984
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" user guest guest
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2620
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 user guest guest
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2456
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" user /add Network_Service
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2612
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 user /add Network_Service
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1948
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" user Network_Service 1016760
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2496
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 user Network_Service 1016760
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1980
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" localgroup administrators Network_Service /add
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2436
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 localgroup administrators Network_Service /add
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\desktop.ini

    Filesize

    129B

    MD5

    a526b9e7c716b3489d8cc062fbce4005

    SHA1

    2df502a944ff721241be20a9e449d2acd07e0312

    SHA256

    e1b9ce9b57957b1a0607a72a057d6b7a9b34ea60f3f8aa8f38a3af979bd23066

    SHA512

    d83d4c656c96c3d1809ad06ce78fa09a77781461c99109e4b81d1a186fc533a7e72d65a4cb7edf689eeccda8f687a13d3276f1111a1e72f7c3cd92a49bce0f88

  • C:\Users\Admin\AppData\Local\Temp\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\tmp.db

    Filesize

    1KB

    MD5

    1a2daea3dd2626a4fc3aeafdc43b48de

    SHA1

    47052b84871b8cf73f31da977b9deb0f9df6038b

    SHA256

    0d99ee32a9dbca164f108632871516201015798c2db69c8b2d48dac4c16acebd

    SHA512

    d1551cf8135ff2338ad6e240b99af2cea3862f98443649d0023bed1f1cd132fd3ae04430d6db2f288a81f7833185178f63e7d740874d99322b3c8474c218e93c

  • \Users\Admin\AppData\Local\Temp\svchost.com

    Filesize

    292KB

    MD5

    c941f52156a23b7d68e472985e7a20c8

    SHA1

    0abf6219aca6b805778b389a7fd1692a85d00b18

    SHA256

    97e9d8fedf5738ce3f5ca2e84d3c250cc7e903ba286510fb4ed3a2f30d47813f

    SHA512

    fc26638882acdc5646cbefb43972a9db92e06204a6765488066c9c7af1272683e0d0f346a8ae331b5a52e48c90e358124cfd30f9b1e25d68ab342507e6380ee1

  • memory/1248-86-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1248-227-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1248-21-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1248-211-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1248-199-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1248-150-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-164-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-82-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-98-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-167-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-96-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-234-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-90-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-168-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-81-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-229-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-106-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-116-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-119-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-118-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-117-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-115-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-105-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-104-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-132-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-138-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-137-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-136-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-135-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-134-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-133-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-139-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-140-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-146-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-148-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-169-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-147-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-222-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-152-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-153-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-74-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-154-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-155-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-156-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-157-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-158-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-159-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-160-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-161-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-162-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-163-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-219-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-165-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-166-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-97-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-99-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-149-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-170-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-171-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-172-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-175-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-174-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-173-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-176-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-177-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-178-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-179-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-180-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-181-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-216-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-184-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-185-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-186-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-187-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-188-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-189-0x00000000026C0000-0x0000000002775000-memory.dmp

    Filesize

    724KB

  • memory/1756-213-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-192-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-210-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-195-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-207-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-198-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-201-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-71-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1756-204-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2044-0-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2044-17-0x0000000003D50000-0x0000000003E05000-memory.dmp

    Filesize

    724KB

  • memory/2044-20-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-197-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-215-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-194-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-95-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-212-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-191-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-200-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-203-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-206-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-209-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-221-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-151-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-228-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-183-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2240-218-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2832-65-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2832-54-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB