Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2024 06:29

General

  • Target

    e63ac5e07f37c1b181aa02d04743c49d_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    e63ac5e07f37c1b181aa02d04743c49d

  • SHA1

    45025e5457cf4883acaf32db083a72cbe91532e0

  • SHA256

    2d54f8acc24d92b01e76b7e588795fcf4c6767d91af149230b2ff0adedc5593b

  • SHA512

    468c9f9f93dd06c457ab135cd7f190c3c0f34030e61add8eb74e176deec68ce07f1dc4884fa94b46ae0520ce3a73f9ca49affc3e5b404d055adaa7355f90971a

  • SSDEEP

    12288:/1jNhRmGWxuIOlYddlH6fQni2CVNQdOFyR78RdIHGD84O+XXdNKUL9LJwDu0cwS7:oOWXa4tr8zIHGD/LoJLb70g/F8i4h

Malware Config

Extracted

Family

latentbot

C2

pleasework1.zapto.org

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Checks BIOS information in registry 2 TTPs 3 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 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 5 IoCs

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

  • Checks processor information in registry 2 TTPs 12 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e63ac5e07f37c1b181aa02d04743c49d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e63ac5e07f37c1b181aa02d04743c49d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Users\Admin\AppData\Local\Temp\0mbblnme.aky.exe
      "C:\Users\Admin\AppData\Local\Temp\0mbblnme.aky.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:372
    • C:\Users\Admin\AppData\Local\Temp\fxa2txpp.crf.exe
      "C:\Users\Admin\AppData\Local\Temp\fxa2txpp.crf.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Users\Admin\AppData\Local\Temp\Idman.exe
        "C:\Users\Admin\AppData\Local\Temp\Idman.exe"
        3⤵
        • Modifies WinLogon for persistence
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2700
        • C:\Windows\SysWOW64\explorer.exe
          "C:\Windows\SysWOW64\explorer.exe"
          4⤵
            PID:2608
          • C:\Windupdt\winupdate.exe
            "C:\Windupdt\winupdate.exe"
            4⤵
            • Modifies firewall policy service
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Checks processor information in registry
            • Enumerates system info in registry
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3000
            • C:\Windows\SysWOW64\explorer.exe
              "C:\Windows\SysWOW64\explorer.exe"
              5⤵
              • Modifies firewall policy service
              • Checks BIOS information in registry
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              • Enumerates system info in registry
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:1312

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Idman.exe

      Filesize

      635KB

      MD5

      5fc4471359c1b38413f55ed49e148d8c

      SHA1

      2894ddb54588c245d8bc0abd6e388805565163ed

      SHA256

      82310b79e2c1a247f237e1a60423c33550a8599fb494f3c05b834d3f67b80c3f

      SHA512

      6a5eb90dfeb11513338ca9e6a3662c5e8fefae88c7361cfe17fe73ba8c690fc2a713cd07b9d48502dab3da74128d2f41104e9c8f3a0e8db7d6ed178a85e1dbd5

    • \Users\Admin\AppData\Local\Temp\0mbblnme.aky.exe

      Filesize

      60KB

      MD5

      2a7cf13acb76bd371fc77250462deb7d

      SHA1

      1cec85761b0d62cf5da744adc2fb7c35a2934779

      SHA256

      787c9933b171b34f77439c729bea9cf121c4d1336c5f037f55bb42115efd286d

      SHA512

      161e315922983a9f729a972a1cb320f1762aff9d0708c68abaf559270ae409454af4496fd076c95ea219a3d9ca2794a0a934c6d4b539899617ff33f6638d8238

    • \Users\Admin\AppData\Local\Temp\fxa2txpp.crf.exe

      Filesize

      694KB

      MD5

      074bd26c85692fb8f962777e4eb9e19b

      SHA1

      1f6eb86694c00fa3a1a54ca7e1c9231ebe0fc628

      SHA256

      6fb8f3cea82b0a54eb0b23953d72fd7ff0b19e1e6eaa59dafb712d47f842635a

      SHA512

      a87b50837df3f189770920271e1283891e0c4092f108cb44a89352e2c5afe4b88fc78e8324348ea6069f99604d1a37b7b24cd7073439783c1f49a92c6ef0e46b

    • memory/1312-43-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-47-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-51-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-52-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-53-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-50-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-49-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-45-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/1312-44-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2692-20-0x0000000001FA0000-0x0000000002020000-memory.dmp

      Filesize

      512KB

    • memory/2700-36-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/2716-0-0x0000000074A21000-0x0000000074A22000-memory.dmp

      Filesize

      4KB

    • memory/2716-2-0x0000000074A20000-0x0000000074FCB000-memory.dmp

      Filesize

      5.7MB

    • memory/2716-1-0x0000000074A20000-0x0000000074FCB000-memory.dmp

      Filesize

      5.7MB

    • memory/2716-21-0x0000000074A20000-0x0000000074FCB000-memory.dmp

      Filesize

      5.7MB

    • memory/3000-46-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB