Resubmissions

23-09-2024 08:03

240923-jxn7dszale 8

22-09-2024 23:08

240922-243bpsyhqn 10

Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-09-2024 08:03

General

  • Target

    https://raw.githubusercontent.com/wcrddn/wcrddn.github.io/refs/heads/main/9-20/JJSploit_8.6.0_x64-setup.exe

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Drops file in Windows directory 5 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.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "https://raw.githubusercontent.com/wcrddn/wcrddn.github.io/refs/heads/main/9-20/JJSploit_8.6.0_x64-setup.exe"
    1⤵
      PID:4144
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:212
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:4624
      • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\TempState\Downloads\JJSploit_8.6.0_x64-setup.exe
        "C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\TempState\Downloads\JJSploit_8.6.0_x64-setup.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3188
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:596
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4160
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      PID:2356
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      PID:2852
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:68

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VSH5XF98\edgecompatviewlist[1].xml

      Filesize

      74KB

      MD5

      d4fc49dc14f63895d997fa4940f24378

      SHA1

      3efb1437a7c5e46034147cbbc8db017c69d02c31

      SHA256

      853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1

      SHA512

      cc60d79b4afe5007634ac21dc4bc92081880be4c0d798a1735b63b27e936c02f399964f744dc73711987f01e8a1064b02a4867dd6cac27538e5fbe275cc61e0a

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\YDQ581SA\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\TempState\Downloads\JJSploit_8.6.0_x64-setup.exe.thknpgr.partial

      Filesize

      6.1MB

      MD5

      4b0af7286d36f64ffcb0e846946e6b76

      SHA1

      7cb9523daac3d722bbc4272b0cd154564a909516

      SHA256

      19372df10d7a069a9e4b74cde6b901332027cbc9f6322730e5e7c1cf5f0bbfb0

      SHA512

      12ca5d2fac06ca440a35e0fd2caff295eddc8e490c8365777f15ff299e049ef31a2b955b08777fb7a312e93e18f5f0c199325c5a9bcb1180e863ec9c9d4d9e81

    • C:\Users\Admin\AppData\Local\Packages\microsoft.microsoftedge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\Cache\5DH0OSXL\JJSploit_8.6.0_x64-setup[1].exe

      Filesize

      34KB

      MD5

      3eb5270b10a514db8727d5673891a01b

      SHA1

      1a021730bf42526c2bfe94a9f63b8e04572f94a4

      SHA256

      709c81120d323c6bf70ba0b4fd1c27c712bbea2836469d9dc044e148ae146c95

      SHA512

      b3079d6e45ebebcd037cb4cbf12275c4f37ad21e7cf7fd84d98b2175263079708049f38fe6fd6e99fc2546de9a854f92f95ea84a82be9e3ab2a74a227620385d

    • C:\Users\Admin\AppData\Local\Temp\nsnA71F.tmp\modern-wizard.bmp

      Filesize

      25KB

      MD5

      cbe40fd2b1ec96daedc65da172d90022

      SHA1

      366c216220aa4329dff6c485fd0e9b0f4f0a7944

      SHA256

      3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2

      SHA512

      62990cb16e37b6b4eff6ab03571c3a82dcaa21a1d393c3cb01d81f62287777fb0b4b27f8852b5fa71bc975feab5baa486d33f2c58660210e115de7e2bd34ea63

    • \Users\Admin\AppData\Local\Temp\nsnA71F.tmp\NSISdl.dll

      Filesize

      15KB

      MD5

      ee68463fed225c5c98d800bdbd205598

      SHA1

      306364af624de3028e2078c4d8c234fa497bd723

      SHA256

      419485a096bc7d95f872ed1b9b7b5c537231183d710363beee4d235bb79dbe04

      SHA512

      b14fb74cb76b8f4e80fdd75b44adac3605883e2dcdb06b870811759d82fa2ec732cd63301f20a2168d7ad74510f62572818f90038f5116fe19c899eba68a5107

    • \Users\Admin\AppData\Local\Temp\nsnA71F.tmp\StartMenu.dll

      Filesize

      7KB

      MD5

      d070f3275df715bf3708beff2c6c307d

      SHA1

      93d3725801e07303e9727c4369e19fd139e69023

      SHA256

      42dd4dda3249a94e32e20f76eaffae784a5475ed00c60ef0197c8a2c1ccd2fb7

      SHA512

      fcaf625dac4684dad33d12e3a942b38489ecc90649eee885d823a932e70db63c1edb8614b9fa8904d1710e9b820e82c5a37aeb8403cf21cf1e3692f76438664d

    • \Users\Admin\AppData\Local\Temp\nsnA71F.tmp\System.dll

      Filesize

      12KB

      MD5

      cff85c549d536f651d4fb8387f1976f2

      SHA1

      d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

      SHA256

      8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

      SHA512

      531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

    • \Users\Admin\AppData\Local\Temp\nsnA71F.tmp\nsDialogs.dll

      Filesize

      9KB

      MD5

      6c3f8c94d0727894d706940a8a980543

      SHA1

      0d1bcad901be377f38d579aafc0c41c0ef8dcefd

      SHA256

      56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2

      SHA512

      2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355

    • memory/212-67-0x00000208A0B90000-0x00000208A0B91000-memory.dmp

      Filesize

      4KB

    • memory/212-16-0x000002089A520000-0x000002089A530000-memory.dmp

      Filesize

      64KB

    • memory/212-66-0x00000208A0B80000-0x00000208A0B81000-memory.dmp

      Filesize

      4KB

    • memory/212-35-0x0000020897860000-0x0000020897862000-memory.dmp

      Filesize

      8KB

    • memory/212-0-0x000002089A420000-0x000002089A430000-memory.dmp

      Filesize

      64KB

    • memory/2356-64-0x00000145A8DC0000-0x00000145A8DC2000-memory.dmp

      Filesize

      8KB

    • memory/2356-58-0x00000145A8BD0000-0x00000145A8BD2000-memory.dmp

      Filesize

      8KB

    • memory/2356-61-0x00000145A8D00000-0x00000145A8D02000-memory.dmp

      Filesize

      8KB

    • memory/2356-55-0x0000014598A10000-0x0000014598B10000-memory.dmp

      Filesize

      1024KB

    • memory/2852-74-0x000001CEB4400000-0x000001CEB4500000-memory.dmp

      Filesize

      1024KB

    • memory/4160-43-0x0000021367400000-0x0000021367500000-memory.dmp

      Filesize

      1024KB

    • memory/4160-44-0x0000021367400000-0x0000021367500000-memory.dmp

      Filesize

      1024KB