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
    509s
  • max time network
    509s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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
  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 17 IoCs
  • Windows security modification 2 TTPs 28 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
    "C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2984
    • C:\7789215964245\dwm.exe
      C:\7789215964245\dwm.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Users\Admin\AppData\Local\Temp\1664029329.exe
        C:\Users\Admin\AppData\Local\Temp\1664029329.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2896
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Loads dropped DLL
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:680
          • C:\Users\Admin\AppData\Local\Temp\112396011.exe
            C:\Users\Admin\AppData\Local\Temp\112396011.exe
            5⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious behavior: SetClipboardViewer
            • Suspicious use of WriteProcessMemory
            PID:2264
            • C:\Users\Admin\AppData\Local\Temp\2634413488.exe
              C:\Users\Admin\AppData\Local\Temp\2634413488.exe
              6⤵
              • Executes dropped EXE
              PID:1620
            • C:\Users\Admin\AppData\Local\Temp\264943847.exe
              C:\Users\Admin\AppData\Local\Temp\264943847.exe
              6⤵
              • Executes dropped EXE
              PID:1636
            • C:\Users\Admin\AppData\Local\Temp\243678372.exe
              C:\Users\Admin\AppData\Local\Temp\243678372.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:2948
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:1680
                • C:\Windows\SysWOW64\shutdown.exe
                  shutdown /r /f
                  8⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:384
          • C:\Users\Admin\AppData\Local\Temp\2013131430.exe
            C:\Users\Admin\AppData\Local\Temp\2013131430.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            PID:3048
          • C:\Users\Admin\AppData\Local\Temp\129014101.exe
            C:\Users\Admin\AppData\Local\Temp\129014101.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2992
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c shutdown /r /f
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3024
              • C:\Windows\SysWOW64\shutdown.exe
                shutdown /r /f
                7⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2916
      • C:\Users\Admin\AppData\Local\Temp\1381310365.exe
        C:\Users\Admin\AppData\Local\Temp\1381310365.exe
        3⤵
        • Executes dropped EXE
        PID:1716
      • C:\Users\Admin\AppData\Local\Temp\1970731066.exe
        C:\Users\Admin\AppData\Local\Temp\1970731066.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2252
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 80
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:1344
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:852
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:2608

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Create or Modify System Process

      1
      T1543

      Windows Service

      1
      T1543.003

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Create or Modify System Process

      1
      T1543

      Windows Service

      1
      T1543.003

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Modify Registry

      4
      T1112

      Impair Defenses

      2
      T1562

      Disable or Modify Tools

      2
      T1562.001

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B1014REI\2[1]
        Filesize

        14KB

        MD5

        fce292c79288067dc17919ed588c161c

        SHA1

        bb44fa2c95af5bbd11e49264a40c16d6f343fa21

        SHA256

        4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828

        SHA512

        73dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B1014REI\cc33[1]
        Filesize

        80KB

        MD5

        98e2443907f1ecb82e86e3818b25ba66

        SHA1

        cfdafa41e582e8bd21cb93a96add84d0ab2bdc9f

        SHA256

        ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481

        SHA512

        d47843174a5d5aa468e166c8f8d1bc74240b47ada6b095df948863b72aee503f9221be813d0a40dd5e6f7def43e1023e394227ab0ff7d8708d65eada708e7356

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EDQW9R5V\1[1]
        Filesize

        81KB

        MD5

        01e5faba64d8e9a9c187831fdc819f4c

        SHA1

        350a1a2bf237e64f43716262f99c632f5e01ba62

        SHA256

        7f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450

        SHA512

        f4bc09ab9e4579b82707d6420e3b9df9ec4fd77e11ce5eb8304b45e3b5c9403c01de4e50f3c7f03f00f3ebc921646794638dccfded199bfe5f3fd727f3e57782

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EDQW9R5V\5[1]
        Filesize

        8KB

        MD5

        145fc3dbf778aa2ba80af3d74eabfad6

        SHA1

        13dfeadb4b38c461f8b9d25853c0cae5d9a65f7c

        SHA256

        5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200

        SHA512

        9bd7d50d489c4fc57ee1a0d3ad3cd2d29ca20f8ad1e46668a36d7ecced42db03a6980b039a2aeb7a1e1761aef89d994d73a497043ba744678290a8a9772a6306

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

        4KB

        MD5

        d73cf76255ed3e90e72d98d28e8eddd3

        SHA1

        d58abac9bb8e4bb30cea4ef3ba7aa19186189fb5

        SHA256

        bfcb5f4589729deeeb57b92842933b144322a672cfe3ce11586f1aec83472781

        SHA512

        20ef064050ba23e5163435c595bc9c81422ca3b8ac82338ff965961a954bd9c0da9b13f489997015565908d1105784b712ccc2b3a478fe990e4b99e071bfa9b2

      • \7789215964245\dwm.exe
        Filesize

        100KB

        MD5

        a8f401d424c87dbff0dd679c792f8cb0

        SHA1

        b1413e3019c6c201288a238191e5c4baa329b749

        SHA256

        714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2

        SHA512

        ab61d78dd7c2979ed97af85ab62f43cd34043e2a31821185c8c09622d6d8d39598813059d775c2195b9c3d03439a29cf261578555d9e86071a90ac048a2f9f31

      • \Users\Admin\AppData\Local\Temp\112396011.exe
        Filesize

        81KB

        MD5

        f4713c8ac5fc1e4919156157e7bece19

        SHA1

        7bd9e35b1d1210183bbb4fe1995895cbc1692c62

        SHA256

        2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b

        SHA512

        ecff8f3af212f444b5f44fd3bfd922556a49b9156fd7a20e13ebc60b4abe08b9d193a49556d4a8e776ef8083db77ab9667ec537dd44f863719e83cb3899cb46f

      • \Users\Admin\AppData\Local\Temp\129014101.exe
        Filesize

        8KB

        MD5

        c34a248f132e739652407b0aa8c978cd

        SHA1

        f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee

        SHA256

        4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578

        SHA512

        f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703

      • \Users\Admin\AppData\Local\Temp\1381310365.exe
        Filesize

        79KB

        MD5

        ca57b9f2c47ab7d459f6c88d550e3e32

        SHA1

        a179d0c011a06f02aa0b24fa9ceaea10429da078

        SHA256

        937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b

        SHA512

        7950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df

      • \Users\Admin\AppData\Local\Temp\1664029329.exe
        Filesize

        79KB

        MD5

        1e8a2ed2e3f35620fb6b8c2a782a57f3

        SHA1

        e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a

        SHA256

        3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879

        SHA512

        ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade

      • \Users\Admin\AppData\Local\Temp\1970731066.exe
        Filesize

        10KB

        MD5

        93f7ce9678303d56b33b1e57f3ee9776

        SHA1

        92c849bdc7c7bf6a1a30fa28ad37d36898d011f8

        SHA256

        9e23519dcba9b33fa60dc2f8ae506586937e9fcad131363fd724a376c924c1d9

        SHA512

        b1dd3e1b10509bf8a34e987a4c60c72124444f47bcb27d78f177d2fb48954315acc261c769246d799a031bd342e8d209055a37701c572c3953b1c8a2d32f90a2

      • \Users\Admin\AppData\Local\Temp\2013131430.exe
        Filesize

        14KB

        MD5

        2f4ab1a4a57649200550c0906d57bc28

        SHA1

        94bc52ed3921791630b2a001d9565b8f1bd3bd17

        SHA256

        baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

        SHA512

        ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

      • memory/852-127-0x0000000002D90000-0x0000000002D91000-memory.dmp
        Filesize

        4KB

      • memory/2608-128-0x0000000002AB0000-0x0000000002AB1000-memory.dmp
        Filesize

        4KB