Analysis

  • max time kernel
    773s
  • max time network
    902s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250211-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-02-2025 17:36

General

  • Target

    CraxsRat 7.4 vip/res/Plugins/Android/gen-8.pl

  • Size

    4KB

  • MD5

    767a048eec9220ff6d1434f8a6e6bcff

  • SHA1

    c328487ea7944dd413e6675065a4f22a8b0835eb

  • SHA256

    ed866f146cc3cec59e01c9ec18aa62d25590c9f789ec127c4c8d29350970edeb

  • SHA512

    4bc516c28b4d701153fec415c666f466f21aa095f6ab396cc98f84dadfb20fc60c47a6d6fe52ec43e964bc38fd1ac779e512171c6435f261710f53bdd3e7aa3a

  • SSDEEP

    96:JK+BK+W8yWwp+sT+YEIjxVuakCSq2z50gcBXfj8dPaQnmeCwKGS4AE9Wq:YAK+DrOfOIV7kx/cd8U5e0rZlq

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 7 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Downloads MZ/PE file 3 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 10 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies Internet Explorer settings 1 TTPs 24 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • System policy modification 1 TTPs 4 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.

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\CraxsRat 7.4 vip\res\Plugins\Android\gen-8.pl"
    1⤵
    • Modifies registry class
    PID:844
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2512
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODMzNzEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NDE5Mjc1MzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDU4NDQwMzk1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:3364
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\MicrosoftEdge_X64_133.0.3065.59.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:5040
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe" --install-archive="C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:2256
      • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe
        "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff60b346a68,0x7ff60b346a74,0x7ff60b346a80
        3⤵
        • Executes dropped EXE
        PID:3492
      • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe
        "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe" --msedge --channel=stable --system-level --verbose-logging --create-shortcuts=2 --install-level=1
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious use of WriteProcessMemory
        PID:2168
        • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe
          "C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff60b346a68,0x7ff60b346a74,0x7ff60b346a80
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          PID:3132
      • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --register-package-identity --verbose-logging --system-level
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2072
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff61a2a6a68,0x7ff61a2a6a74,0x7ff61a2a6a80
          4⤵
          • Executes dropped EXE
          PID:2452
      • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --remove-deprecated-packages --verbose-logging --system-level
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1224
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff61a2a6a68,0x7ff61a2a6a74,0x7ff61a2a6a80
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          PID:2176
      • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --msedge --channel=stable --update-game-assist-package --verbose-logging --system-level
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:4732
        • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.59\Installer\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff61a2a6a68,0x7ff61a2a6a74,0x7ff61a2a6a80
          4⤵
          • Executes dropped EXE
          PID:2036
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k AppReadiness -p -s AppReadiness
    1⤵
      PID:1664

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{0693211F-830E-4E71-8A7E-759120566D1A}\EDGEMITMP_E14C5.tmp\setup.exe

      Filesize

      6.8MB

      MD5

      1b3e9c59f9c7a134ec630ada1eb76a39

      SHA1

      a7e831d392e99f3d37847dcc561dd2e017065439

      SHA256

      ce78ccfb0c9cdb06ea61116bc57e50690650b6b5cf37c1aebfb30c19458ee4ae

      SHA512

      c0e50410dc92d80ff7bc854907774fc551564e078a8d38ca6421f15cea50282c25efac4f357b52b066c4371f9b8d4900fa8122dd80ab06ecbd851c6e049f7a3e

    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

      Filesize

      3.9MB

      MD5

      ad5f7dc7ca3e67dce70c0a89c04519e0

      SHA1

      a10b03234627ca8f3f8034cd5637cda1b8246d83

      SHA256

      663fe0f4e090583e6aa5204b9a80b7a76f677259066e56a7345aebc6bc3e7d31

      SHA512

      ad5490e9865caa454c47ec2e96364b9c566b553e64801da60c295acd570017747be1aff6f22ca6c20c6eee6f6d05a058af72569fd6e656f66e48010978c7fd51

    • C:\Program Files\msedge_installer.log

      Filesize

      74KB

      MD5

      dfd92afeb9da80e47c3375be39dcf61d

      SHA1

      496da7202fe6489c15ce3ee84a2590eeb6b1de88

      SHA256

      86f50cdd1460c34d8cf17ee8c9d4db836ae63da314a870c982b05c60a9d9e54a

      SHA512

      a7f53205adbb1eab3aa2345250e29f88f24a8ac3f6ced10b85e96feb2112c643f816d4a37a79c53fd7620d87238c15cf82a9cb63e7c2cd7b7cd0101f3bb00b9d

    • C:\Program Files\msedge_installer.log

      Filesize

      99KB

      MD5

      9ee66228435ff291099b12b949a42e88

      SHA1

      fe4753e7f08e929ee34c28d6430900caf173b103

      SHA256

      d0e895b158fac1ee8165ea3354512088c457d6c859d208a51cc9154b4f74cd1f

      SHA512

      271f0217ff8cb152426010a86c9121d4e1fa66e0c3abc60352bb8e9e540fa9f758b711f2d251c4ab128609d81427343a36326d77c059c554c6858eb9edc8d322

    • C:\Program Files\msedge_installer.log

      Filesize

      102KB

      MD5

      516acee5d4b8151f205d0386f7077adb

      SHA1

      5eabc42cfbb94f06ee7b2db9955b1eb891c78f2c

      SHA256

      dbb120e25cc2bee42907f252d9d7a6281b7ffd8b7293d0f61fa130f66718b97a

      SHA512

      08229afda4f08d6a2cf43ef4ffc685aa7cc0195bc6e0e558e2187c3494fa6f051b72fd657345409ae9fcdcee3a609799c17f324cd1769c252dc45d7fae6bdec5

    • C:\Program Files\msedge_installer.log

      Filesize

      104KB

      MD5

      243f4f0d1f584205500f8012cb191212

      SHA1

      0196681b07ac31ccf42bb2e3b63d8a9ead71d70e

      SHA256

      3b5b7596c0d73bb4b8be1c4d9b78cff7f72b260e6fd8d3522764650d440de7bf

      SHA512

      b8b7bf014eaba7ace7bc3aefa14bcf9b4340ecbcf9631994301d3232ed795adfa73d3af96705bc445bedff329359ac8e67657dfcb3032411b9056e6494cc9223