Resubmissions

09-04-2024 12:52

240409-p4kqfaaf9y 10

09-04-2024 12:52

240409-p35zzsaf81 10

09-04-2024 12:52

240409-p35dfsfd58 10

09-04-2024 12:52

240409-p343paaf8z 10

14-05-2021 19:03

210514-4yv41mgcte 10

Analysis

  • max time kernel
    471s
  • max time network
    472s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 12:52

Errors

Reason
Machine shutdown

General

  • Target

    4c80e5212c71b86274b03c7e90df62a6.exe

  • Size

    100KB

  • MD5

    4c80e5212c71b86274b03c7e90df62a6

  • SHA1

    27fb49e915fba0537c26f2e3643c8ed079cd5e45

  • SHA256

    552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17

  • SHA512

    4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453

  • SSDEEP

    3072:/3G8xswGZTYJWTbJPjMdhS3kxi/jrKwcNHjo86r8wLFS85F:/G8xo1qupjMrS3kxi/jrKwcNHjo86r8Q

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

  • 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 11 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
  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe
    "C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\6153211321112\wininet.exe
      C:\6153211321112\wininet.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:4296
      • C:\Users\Admin\AppData\Local\Temp\1203720001.exe
        C:\Users\Admin\AppData\Local\Temp\1203720001.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1504
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:4520
          • C:\Users\Admin\AppData\Local\Temp\291521256.exe
            C:\Users\Admin\AppData\Local\Temp\291521256.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious behavior: SetClipboardViewer
            • Suspicious use of WriteProcessMemory
            PID:1996
            • C:\Users\Admin\AppData\Local\Temp\361128798.exe
              C:\Users\Admin\AppData\Local\Temp\361128798.exe
              6⤵
              • Executes dropped EXE
              PID:1336
            • C:\Users\Admin\AppData\Local\Temp\167019196.exe
              C:\Users\Admin\AppData\Local\Temp\167019196.exe
              6⤵
              • Executes dropped EXE
              PID:4660
            • C:\Users\Admin\AppData\Local\Temp\1842623777.exe
              C:\Users\Admin\AppData\Local\Temp\1842623777.exe
              6⤵
              • Executes dropped EXE
              PID:3624
          • C:\Users\Admin\AppData\Local\Temp\1232913898.exe
            C:\Users\Admin\AppData\Local\Temp\1232913898.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            PID:3340
          • C:\Users\Admin\AppData\Local\Temp\2630319144.exe
            C:\Users\Admin\AppData\Local\Temp\2630319144.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1660
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c shutdown /r
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:920
              • C:\Windows\SysWOW64\shutdown.exe
                shutdown /r
                7⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:3528
      • C:\Users\Admin\AppData\Local\Temp\3618615339.exe
        C:\Users\Admin\AppData\Local\Temp\3618615339.exe
        3⤵
        • Executes dropped EXE
        PID:1020
      • C:\Users\Admin\AppData\Local\Temp\3377316140.exe
        C:\Users\Admin\AppData\Local\Temp\3377316140.exe
        3⤵
        • Executes dropped EXE
        PID:1276
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 256
          4⤵
          • Program crash
          PID:5096
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1276 -ip 1276
    1⤵
      PID:4108
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x4 /state0:0xa39bb055 /state1:0x41c64e6d
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:3180

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\6153211321112\wininet.exe

      Filesize

      100KB

      MD5

      4c80e5212c71b86274b03c7e90df62a6

      SHA1

      27fb49e915fba0537c26f2e3643c8ed079cd5e45

      SHA256

      552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17

      SHA512

      4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GAXHX86M\1[1]

      Filesize

      85KB

      MD5

      34a87206cee71119a2c6a02e0129718e

      SHA1

      806643ae1b7685d64c2796227229461c8d526cd6

      SHA256

      ecea49f9a754af7055b60a860acfd8ce2bc63048c947c9ee6324f07d45c4787d

      SHA512

      e83b0e003687ebe5d5df5bd405b12b267e07252838d1575dc390b409e03279f9d0ce4a4691971a9601f58d52e55af2fa8ea9596ace4bef246f9ef511b65cdbc3

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GAXHX86M\5[1]

      Filesize

      8KB

      MD5

      561816e1c4e7fedcd14342d0b203c48b

      SHA1

      c833316b6415f277eabaf66f6edc71d41770e094

      SHA256

      e0ad6f3d6e5cb162a1658ba96c04e4df39adcf593b28f5d07222dbb02d7fbb18

      SHA512

      25be65e63b5b6d3e6d510c0310e2e5c1cea876bdb72226d9a6dfc0feff4f12d11b7a776042b87c7774f69b174be4e28065988199049d6670198e9e330f067fd5

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RGI21ZAG\2[1]

      Filesize

      14KB

      MD5

      fce292c79288067dc17919ed588c161c

      SHA1

      bb44fa2c95af5bbd11e49264a40c16d6f343fa21

      SHA256

      4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828

      SHA512

      73dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RGI21ZAG\cc33[1]

      Filesize

      80KB

      MD5

      98e2443907f1ecb82e86e3818b25ba66

      SHA1

      cfdafa41e582e8bd21cb93a96add84d0ab2bdc9f

      SHA256

      ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481

      SHA512

      d47843174a5d5aa468e166c8f8d1bc74240b47ada6b095df948863b72aee503f9221be813d0a40dd5e6f7def43e1023e394227ab0ff7d8708d65eada708e7356

    • C:\Users\Admin\AppData\Local\Temp\1203720001.exe

      Filesize

      79KB

      MD5

      1e8a2ed2e3f35620fb6b8c2a782a57f3

      SHA1

      e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a

      SHA256

      3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879

      SHA512

      ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade

    • C:\Users\Admin\AppData\Local\Temp\1232913898.exe

      Filesize

      14KB

      MD5

      2f4ab1a4a57649200550c0906d57bc28

      SHA1

      94bc52ed3921791630b2a001d9565b8f1bd3bd17

      SHA256

      baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

      SHA512

      ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

    • C:\Users\Admin\AppData\Local\Temp\2630319144.exe

      Filesize

      8KB

      MD5

      11861ff368cdb82536b9313e7301ce4f

      SHA1

      7691adefb0d65fcdd7803ce8896d183cd4edc3cf

      SHA256

      38a5e274bd63a97d2075a0f24b521dcce4f63e8e5faf3a458da1f227d38f485e

      SHA512

      379e174a6bb0fabaa5ac2acebb30d6032992cd1c943f41ded4613697b11b88e2b14ee060b49c2d676253bc0ae8095ac0df4ea8948dfd464a812d7721cd61b7f2

    • C:\Users\Admin\AppData\Local\Temp\291521256.exe

      Filesize

      85KB

      MD5

      10ffc145e1c09190a496a0e0527b4f3f

      SHA1

      e21fba21a11eecb4bc37638f48aed9f09d8912f6

      SHA256

      80b7e224f28c6160737a313221b9fc94d5f5e933ae1438afef4b5fae33185b2d

      SHA512

      bec357e73376f2e9e2963db5f7110a4c90de31a94edfaa7bf59c2f01b7bdd0c33e9a8024e995b7f0e67e332bc4aa0ec1280c7c28a24ba554772f8325e1badd1d

    • C:\Users\Admin\AppData\Local\Temp\3377316140.exe

      Filesize

      10KB

      MD5

      93f7ce9678303d56b33b1e57f3ee9776

      SHA1

      92c849bdc7c7bf6a1a30fa28ad37d36898d011f8

      SHA256

      9e23519dcba9b33fa60dc2f8ae506586937e9fcad131363fd724a376c924c1d9

      SHA512

      b1dd3e1b10509bf8a34e987a4c60c72124444f47bcb27d78f177d2fb48954315acc261c769246d799a031bd342e8d209055a37701c572c3953b1c8a2d32f90a2

    • C:\Users\Admin\AppData\Local\Temp\3618615339.exe

      Filesize

      79KB

      MD5

      ca57b9f2c47ab7d459f6c88d550e3e32

      SHA1

      a179d0c011a06f02aa0b24fa9ceaea10429da078

      SHA256

      937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b

      SHA512

      7950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df

    • C:\Users\Admin\tbtnds.dat

      Filesize

      4KB

      MD5

      d73cf76255ed3e90e72d98d28e8eddd3

      SHA1

      d58abac9bb8e4bb30cea4ef3ba7aa19186189fb5

      SHA256

      bfcb5f4589729deeeb57b92842933b144322a672cfe3ce11586f1aec83472781

      SHA512

      20ef064050ba23e5163435c595bc9c81422ca3b8ac82338ff965961a954bd9c0da9b13f489997015565908d1105784b712ccc2b3a478fe990e4b99e071bfa9b2