Resubmissions

18-04-2024 11:23

240418-nhhhhscg6v 10

18-04-2024 11:22

240418-ngsbbsbe43 10

18-04-2024 11:22

240418-ngr1kacg5w 10

18-04-2024 11:22

240418-ngrd2acg5v 10

18-04-2024 11:22

240418-ngqgqscg5t 10

18-04-2024 10:00

240418-l1qwhahg77 10

Analysis

  • max time kernel
    550s
  • max time network
    558s
  • 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 11:22

Errors

Reason
Machine shutdown

General

  • Target

    0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe

  • Size

    104KB

  • MD5

    e28889b5f98d8ed1a00835e1ca8a3b21

  • SHA1

    b665e89468ac7ae566aa996aeec203b25bf24b0c

  • SHA256

    0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73

  • SHA512

    d3f1708274dd84045c46c3315aeba5c16f890d94ddfcda0df29e96bc3a0159ead0f8945898d6dde25ad01981e385a41b69b1bdfd700e08f47249bffece941cbd

  • SSDEEP

    3072:Xl58BV2ZjooGTb5PjMdhS3KV3/jjKwcNHjo86r8X7FS8EFc:158BIFveZjMrS3q3/jjKwcNHjo86r8r6

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 2 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe
    "C:\Users\Admin\AppData\Local\Temp\0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\203937512010\smss.exe
      C:\203937512010\smss.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Users\Admin\AppData\Local\Temp\3618732744.exe
        C:\Users\Admin\AppData\Local\Temp\3618732744.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3000
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:4876
          • C:\Users\Admin\AppData\Local\Temp\52807540.exe
            C:\Users\Admin\AppData\Local\Temp\52807540.exe
            5⤵
            • Modifies security service
            • 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:1440
            • C:\Users\Admin\AppData\Local\Temp\1156015592.exe
              C:\Users\Admin\AppData\Local\Temp\1156015592.exe
              6⤵
              • Executes dropped EXE
              PID:2164
            • C:\Users\Admin\AppData\Local\Temp\151406091.exe
              C:\Users\Admin\AppData\Local\Temp\151406091.exe
              6⤵
              • Executes dropped EXE
              PID:1868
            • C:\Users\Admin\AppData\Local\Temp\987610675.exe
              C:\Users\Admin\AppData\Local\Temp\987610675.exe
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:4248
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:2632
                • C:\Windows\SysWOW64\shutdown.exe
                  shutdown /r /f
                  8⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2428
          • C:\Users\Admin\AppData\Local\Temp\352831930.exe
            C:\Users\Admin\AppData\Local\Temp\352831930.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            PID:3920
          • C:\Users\Admin\AppData\Local\Temp\148264050.exe
            C:\Users\Admin\AppData\Local\Temp\148264050.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:888
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c shutdown /r /f
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2824
              • C:\Windows\SysWOW64\shutdown.exe
                shutdown /r /f
                7⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2404
      • C:\Users\Admin\AppData\Local\Temp\1765725651.exe
        C:\Users\Admin\AppData\Local\Temp\1765725651.exe
        3⤵
        • Executes dropped EXE
        PID:4340
      • C:\Users\Admin\AppData\Local\Temp\3769031398.exe
        C:\Users\Admin\AppData\Local\Temp\3769031398.exe
        3⤵
        • Executes dropped EXE
        PID:4204
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 256
          4⤵
          • Program crash
          PID:4584
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4204 -ip 4204
    1⤵
      PID:1496
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x4 /state0:0xa3953055 /state1:0x41c64e6d
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:2284

    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

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\203937512010\smss.exe
      Filesize

      104KB

      MD5

      e28889b5f98d8ed1a00835e1ca8a3b21

      SHA1

      b665e89468ac7ae566aa996aeec203b25bf24b0c

      SHA256

      0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73

      SHA512

      d3f1708274dd84045c46c3315aeba5c16f890d94ddfcda0df29e96bc3a0159ead0f8945898d6dde25ad01981e385a41b69b1bdfd700e08f47249bffece941cbd

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BZFH33KA\2[1]
      Filesize

      14KB

      MD5

      fce292c79288067dc17919ed588c161c

      SHA1

      bb44fa2c95af5bbd11e49264a40c16d6f343fa21

      SHA256

      4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828

      SHA512

      73dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BZFH33KA\cc33[1]
      Filesize

      80KB

      MD5

      98e2443907f1ecb82e86e3818b25ba66

      SHA1

      cfdafa41e582e8bd21cb93a96add84d0ab2bdc9f

      SHA256

      ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481

      SHA512

      d47843174a5d5aa468e166c8f8d1bc74240b47ada6b095df948863b72aee503f9221be813d0a40dd5e6f7def43e1023e394227ab0ff7d8708d65eada708e7356

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RZ2UM7WN\1[1]
      Filesize

      81KB

      MD5

      01e5faba64d8e9a9c187831fdc819f4c

      SHA1

      350a1a2bf237e64f43716262f99c632f5e01ba62

      SHA256

      7f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450

      SHA512

      f4bc09ab9e4579b82707d6420e3b9df9ec4fd77e11ce5eb8304b45e3b5c9403c01de4e50f3c7f03f00f3ebc921646794638dccfded199bfe5f3fd727f3e57782

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RZ2UM7WN\5[1]
      Filesize

      8KB

      MD5

      145fc3dbf778aa2ba80af3d74eabfad6

      SHA1

      13dfeadb4b38c461f8b9d25853c0cae5d9a65f7c

      SHA256

      5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200

      SHA512

      9bd7d50d489c4fc57ee1a0d3ad3cd2d29ca20f8ad1e46668a36d7ecced42db03a6980b039a2aeb7a1e1761aef89d994d73a497043ba744678290a8a9772a6306

    • C:\Users\Admin\AppData\Local\Temp\148264050.exe
      Filesize

      8KB

      MD5

      c34a248f132e739652407b0aa8c978cd

      SHA1

      f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee

      SHA256

      4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578

      SHA512

      f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703

    • C:\Users\Admin\AppData\Local\Temp\151406091.exe
      MD5

      d41d8cd98f00b204e9800998ecf8427e

      SHA1

      da39a3ee5e6b4b0d3255bfef95601890afd80709

      SHA256

      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

      SHA512

      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

    • C:\Users\Admin\AppData\Local\Temp\1765725651.exe
      Filesize

      79KB

      MD5

      ca57b9f2c47ab7d459f6c88d550e3e32

      SHA1

      a179d0c011a06f02aa0b24fa9ceaea10429da078

      SHA256

      937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b

      SHA512

      7950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df

    • C:\Users\Admin\AppData\Local\Temp\352831930.exe
      Filesize

      14KB

      MD5

      2f4ab1a4a57649200550c0906d57bc28

      SHA1

      94bc52ed3921791630b2a001d9565b8f1bd3bd17

      SHA256

      baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

      SHA512

      ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

    • C:\Users\Admin\AppData\Local\Temp\3618732744.exe
      Filesize

      79KB

      MD5

      1e8a2ed2e3f35620fb6b8c2a782a57f3

      SHA1

      e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a

      SHA256

      3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879

      SHA512

      ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade

    • C:\Users\Admin\AppData\Local\Temp\3769031398.exe
      Filesize

      10KB

      MD5

      93f7ce9678303d56b33b1e57f3ee9776

      SHA1

      92c849bdc7c7bf6a1a30fa28ad37d36898d011f8

      SHA256

      9e23519dcba9b33fa60dc2f8ae506586937e9fcad131363fd724a376c924c1d9

      SHA512

      b1dd3e1b10509bf8a34e987a4c60c72124444f47bcb27d78f177d2fb48954315acc261c769246d799a031bd342e8d209055a37701c572c3953b1c8a2d32f90a2

    • C:\Users\Admin\AppData\Local\Temp\52807540.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

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

      4KB

      MD5

      d73cf76255ed3e90e72d98d28e8eddd3

      SHA1

      d58abac9bb8e4bb30cea4ef3ba7aa19186189fb5

      SHA256

      bfcb5f4589729deeeb57b92842933b144322a672cfe3ce11586f1aec83472781

      SHA512

      20ef064050ba23e5163435c595bc9c81422ca3b8ac82338ff965961a954bd9c0da9b13f489997015565908d1105784b712ccc2b3a478fe990e4b99e071bfa9b2