Resubmissions

18-04-2024 11:51

240418-n1frmscd22 10

18-04-2024 11:51

240418-n1dmaadd8y 10

18-04-2024 11:51

240418-n1cpzscc95 10

18-04-2024 11:51

240418-n1b4fscc92 10

18-04-2024 11:51

240418-n1a66acc85 10

18-04-2024 10:01

240418-l19nlsbb31 10

Analysis

  • max time kernel
    465s
  • max time network
    466s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 11:51

Errors

Reason
Machine shutdown

General

  • Target

    714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe

  • Size

    100KB

  • MD5

    a8f401d424c87dbff0dd679c792f8cb0

  • SHA1

    b1413e3019c6c201288a238191e5c4baa329b749

  • SHA256

    714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2

  • SHA512

    ab61d78dd7c2979ed97af85ab62f43cd34043e2a31821185c8c09622d6d8d39598813059d775c2195b9c3d03439a29cf261578555d9e86071a90ac048a2f9f31

  • SSDEEP

    3072:zhmiYp+ZDI5/azNzMzCnd1B2KkhKQciyY4N6lPxbAFS8CF5:dmiYMluaNzMzCnt2KkhKQciyY4N6dxso

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

Wallets

0xAa3ea4838e8E3F6a1922c6B67E3cD6efD1ff175b

THRUoPK7oYqF7YyKZJvPYwTH35JsPZVPto

1Hw9tx4KyTq4oRoLVhPb4hjDJcLhEa4Tn6

qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

XtxFdsKkRN3oVDXtN2ipcHeNi87basT2sL

LXMNcn9D8FQKzGNLjdSyR9dEM8Rsh9NzyX

rwn7tb5KQjXEjH42GgdHWHec5PPhVgqhSH

ARML6g7zynrwUHJbFJCCzMPiysUFXYBGgQ

48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

3PL7YCa4akNYzuScqQwiSbtTP9q9E9PLreC

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

D9AJWrbYsidS9rAU146ifLRu1fzX9oQYSH

t1gvVWHnjbGTsoWXEyoTFojc2GqEzBgvbEn

bnb1cgttf7t5hu7ud3c436ufhcmy59qnkd09adqczd

bc1q0fusmmgycnhsd5cadsuz2hk8d4maausjfjypqg

bitcoincash:qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

GAUCC7ZBSU2KJMHXOZD6AP5LOBGKNDPCDNRYP2CO2ACR63YCSUBNT5QE

Signatures

  • Modifies security service 2 TTPs 1 IoCs
  • Phorphiex

    Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

  • Phorphiex payload 1 IoCs
  • Windows security bypass 2 TTPs 24 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 8 IoCs
  • Windows security modification 2 TTPs 28 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
    "C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\2170248923561\dwm.exe
      C:\2170248923561\dwm.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:5008
      • C:\Users\Admin\AppData\Local\Temp\1102917262.exe
        C:\Users\Admin\AppData\Local\Temp\1102917262.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3920
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:2132
          • C:\Users\Admin\AppData\Local\Temp\336738194.exe
            C:\Users\Admin\AppData\Local\Temp\336738194.exe
            5⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            PID:2672
            • C:\Users\Admin\AppData\Local\Temp\1264315939.exe
              C:\Users\Admin\AppData\Local\Temp\1264315939.exe
              6⤵
                PID:3104
              • C:\Users\Admin\AppData\Local\Temp\107026337.exe
                C:\Users\Admin\AppData\Local\Temp\107026337.exe
                6⤵
                  PID:680
                • C:\Users\Admin\AppData\Local\Temp\543810920.exe
                  C:\Users\Admin\AppData\Local\Temp\543810920.exe
                  6⤵
                  • Suspicious use of WriteProcessMemory
                  PID:3644
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                    7⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4084
                    • C:\Windows\SysWOW64\shutdown.exe
                      shutdown /r /f
                      8⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:4412
              • C:\Users\Admin\AppData\Local\Temp\2397433757.exe
                C:\Users\Admin\AppData\Local\Temp\2397433757.exe
                5⤵
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Adds Run key to start application
                • Drops file in Windows directory
                PID:760
              • C:\Users\Admin\AppData\Local\Temp\243576490.exe
                C:\Users\Admin\AppData\Local\Temp\243576490.exe
                5⤵
                • Checks computer location settings
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:2684
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                  6⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1672
                  • C:\Windows\SysWOW64\shutdown.exe
                    shutdown /r /f
                    7⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4660
          • C:\Users\Admin\AppData\Local\Temp\1955910716.exe
            C:\Users\Admin\AppData\Local\Temp\1955910716.exe
            3⤵
            • Executes dropped EXE
            PID:1420
          • C:\Users\Admin\AppData\Local\Temp\2705433144.exe
            C:\Users\Admin\AppData\Local\Temp\2705433144.exe
            3⤵
            • Executes dropped EXE
            PID:1464
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1464 -s 224
              4⤵
              • Program crash
              PID:2624
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1464 -ip 1464
        1⤵
          PID:4484
        • C:\Windows\system32\LogonUI.exe
          "LogonUI.exe" /flags:0x4 /state0:0xa3906055 /state1:0x41c64e6d
          1⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of SetWindowsHookEx
          PID:1208

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\2170248923561\dwm.exe
          Filesize

          100KB

          MD5

          a8f401d424c87dbff0dd679c792f8cb0

          SHA1

          b1413e3019c6c201288a238191e5c4baa329b749

          SHA256

          714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2

          SHA512

          ab61d78dd7c2979ed97af85ab62f43cd34043e2a31821185c8c09622d6d8d39598813059d775c2195b9c3d03439a29cf261578555d9e86071a90ac048a2f9f31

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2TBNCCOL\cc33[1]
          Filesize

          80KB

          MD5

          98e2443907f1ecb82e86e3818b25ba66

          SHA1

          cfdafa41e582e8bd21cb93a96add84d0ab2bdc9f

          SHA256

          ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481

          SHA512

          d47843174a5d5aa468e166c8f8d1bc74240b47ada6b095df948863b72aee503f9221be813d0a40dd5e6f7def43e1023e394227ab0ff7d8708d65eada708e7356

        • C:\Users\Admin\AppData\Local\Temp\1102917262.exe
          Filesize

          79KB

          MD5

          1e8a2ed2e3f35620fb6b8c2a782a57f3

          SHA1

          e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a

          SHA256

          3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879

          SHA512

          ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade

        • C:\Users\Admin\AppData\Local\Temp\1955910716.exe
          Filesize

          79KB

          MD5

          ca57b9f2c47ab7d459f6c88d550e3e32

          SHA1

          a179d0c011a06f02aa0b24fa9ceaea10429da078

          SHA256

          937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b

          SHA512

          7950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df

        • C:\Users\Admin\AppData\Local\Temp\2397433757.exe
          Filesize

          14KB

          MD5

          2f4ab1a4a57649200550c0906d57bc28

          SHA1

          94bc52ed3921791630b2a001d9565b8f1bd3bd17

          SHA256

          baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

          SHA512

          ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

        • C:\Users\Admin\AppData\Local\Temp\243576490.exe
          Filesize

          8KB

          MD5

          c34a248f132e739652407b0aa8c978cd

          SHA1

          f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee

          SHA256

          4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578

          SHA512

          f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703

        • C:\Users\Admin\AppData\Local\Temp\2705433144.exe
          Filesize

          10KB

          MD5

          93f7ce9678303d56b33b1e57f3ee9776

          SHA1

          92c849bdc7c7bf6a1a30fa28ad37d36898d011f8

          SHA256

          9e23519dcba9b33fa60dc2f8ae506586937e9fcad131363fd724a376c924c1d9

          SHA512

          b1dd3e1b10509bf8a34e987a4c60c72124444f47bcb27d78f177d2fb48954315acc261c769246d799a031bd342e8d209055a37701c572c3953b1c8a2d32f90a2

        • C:\Users\Admin\AppData\Local\Temp\336738194.exe
          Filesize

          81KB

          MD5

          f4713c8ac5fc1e4919156157e7bece19

          SHA1

          7bd9e35b1d1210183bbb4fe1995895cbc1692c62

          SHA256

          2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b

          SHA512

          ecff8f3af212f444b5f44fd3bfd922556a49b9156fd7a20e13ebc60b4abe08b9d193a49556d4a8e776ef8083db77ab9667ec537dd44f863719e83cb3899cb46f

        • C:\Users\Admin\tbnds.dat
          Filesize

          3KB

          MD5

          acf0810365b9a19559fb85b1f84486c1

          SHA1

          5d84dcff9397192b8a617acf7188998b4e82c01a

          SHA256

          96ac186bd3b186abacfb6af72e945de2c8794466ecf6c31020a56a0ed12c2494

          SHA512

          ada959065720d5819cc2b9b33a44f780eee8dcf755e699bc37a37cefbbfe0a7f83e689c38a3d9ef40eefae21cdf6dae368792880869dc29f628efc4cfbc684ed