Analysis

  • max time kernel
    37s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-04-2024 03:41

General

  • Target

    c6345103a35d24c7d95125242dc80f1acf8147b8bacf264f35c13c50b0774dd1.exe

  • Size

    25KB

  • MD5

    3c9ec41a12836d639bf41bbeaa9605bf

  • SHA1

    7f9850219d7cc8ce2bc135da51d98128fd909834

  • SHA256

    c6345103a35d24c7d95125242dc80f1acf8147b8bacf264f35c13c50b0774dd1

  • SHA512

    9cff60e3ab3a6abf8fcbdaa94f72aef722eb6bcb00b0d2d85b1500da798c7e33dd5a781bd6477c00e31ce194a1299286c4810ced810053489cf6ef99c519ebbd

  • SSDEEP

    384:jjwIUV+B6zzmgXddjyEk5dTx1jk5av8U9cNpIP:LgHp2EKd/sa0UfP

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

LLeT2zkStY3cvxMBFhoWXkG5VuZPoezduv

rwc4LVd9ABpULQ1CuCpDkgX2xVB1fUijyb

48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

17hgMFyLDwMjxWqw5GhijhnPdJDyFDqecY

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1epx67ne4vckqmaj4gwke8m322f4yjr6eh52wqw

bc1qmpkehfffkr6phuklsksnd7nhgx0369sxu772m3

bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3

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.

  • Windows security bypass 2 TTPs 6 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6345103a35d24c7d95125242dc80f1acf8147b8bacf264f35c13c50b0774dd1.exe
    "C:\Users\Admin\AppData\Local\Temp\c6345103a35d24c7d95125242dc80f1acf8147b8bacf264f35c13c50b0774dd1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Users\Admin\AppData\Local\Temp\7781.exe
      "C:\Users\Admin\AppData\Local\Temp\7781.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Users\Admin\AppData\Local\Temp\799618997.exe
        C:\Users\Admin\AppData\Local\Temp\799618997.exe
        3⤵
        • 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 use of WriteProcessMemory
        PID:2700
        • C:\Users\Admin\AppData\Local\Temp\1435924182.exe
          C:\Users\Admin\AppData\Local\Temp\1435924182.exe
          4⤵
          • Executes dropped EXE
          PID:788
        • C:\Users\Admin\AppData\Local\Temp\1463415357.exe
          C:\Users\Admin\AppData\Local\Temp\1463415357.exe
          4⤵
          • Executes dropped EXE
          PID:2604
        • C:\Users\Admin\AppData\Local\Temp\115217638.exe
          C:\Users\Admin\AppData\Local\Temp\115217638.exe
          4⤵
          • Executes dropped EXE
          PID:1052
        • C:\Users\Admin\AppData\Local\Temp\2369810443.exe
          C:\Users\Admin\AppData\Local\Temp\2369810443.exe
          4⤵
            PID:1732
            • C:\Users\Admin\AppData\Local\Temp\2157920043.exe
              C:\Users\Admin\AppData\Local\Temp\2157920043.exe
              5⤵
                PID:1696
            • C:\Users\Admin\AppData\Local\Temp\240372026.exe
              C:\Users\Admin\AppData\Local\Temp\240372026.exe
              4⤵
                PID:580

        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

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9M0HR0P6\3[1]
          Filesize

          8KB

          MD5

          3ff539a40348bc9538fe5aa7bc8a5f90

          SHA1

          2be2a53f3dccab031a2a1b75e5e7720b01090d9f

          SHA256

          c0f2e629bb66e02826f90b4b3cc0cbf0ced13b0bfa75bb85a7f7bf54b884d9db

          SHA512

          fc7d650cfdec82ac836765e2357a27b4bc4b56605e756eeb20707a7d5dd0c3fdd6225c6ef6b25d83138f5f9199f4f49c619c18365053648bab331bd94cfc322b

        • \Users\Admin\AppData\Local\Temp\1435924182.exe
          Filesize

          8KB

          MD5

          1f67e154ee8f9cb2372ca55ad3b686a4

          SHA1

          e5bab1de98ce0cf50662879f1d471c044df4ba56

          SHA256

          cca1aaba753027dd75974fcfeda7921c75ba5df3026eba32749c2328778ec32f

          SHA512

          5b004e534502a9b18e0db449b5233e6076a720cd36b0756a531295eb52c00678ee193ed5b8d42e05819fca24a06cb92f29526e8ea12d840299a2d7951541c1a5

        • \Users\Admin\AppData\Local\Temp\2157920043.exe
          Filesize

          21KB

          MD5

          7d9dc721e4c9a9b8446680c38fa05aa0

          SHA1

          369918d1b61732afaf681d5aacbd6084b619fcfe

          SHA256

          ccaa697d2cec06fe87e2800ef282bbdd85d59647910914645eaca9cf38f801c4

          SHA512

          59ed84f40b480579f2a37bebdf4ceec89f5167507197c8afff61b808dbdb2f5d50723a842253b83269e30d3626525c461350a11fcc2db6d4c4329541d1b95d34

        • \Users\Admin\AppData\Local\Temp\2369810443.exe
          Filesize

          14KB

          MD5

          f1de323203015e6d6b88037061440c3f

          SHA1

          d5dade311a734838078895ca14332a5bebc35422

          SHA256

          b891ef7526290c5c64a24627cdfaab792493b8b7d3c39ce05ee35b5dc5a22f8a

          SHA512

          d68d116b787e643c15ebbe0317f39b00897bf24683592e95bcff712f3d1560aec5abb7633b58f5a6184faf6dfc589f0e56f811ae9aee40521e0a8dcbf0756708

        • \Users\Admin\AppData\Local\Temp\7781.exe
          Filesize

          9KB

          MD5

          62b97cf4c0abafeda36e3fc101a5a022

          SHA1

          328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b

          SHA256

          e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab

          SHA512

          32bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24

        • \Users\Admin\AppData\Local\Temp\799618997.exe
          Filesize

          89KB

          MD5

          1fc572a5f87e088c94099b27308be46e

          SHA1

          4332ffb3d6deff6bbf8949e4a6a8a3de4ce3bbe1

          SHA256

          62942deb42d82e02e4c32a8ab377eb034d2124eb527ff14a9e60dc24b03cb3da

          SHA512

          fa54590ba38cac9ff18b074bc55671ac1086c76cb03db42871d2a6086df99a7ab49f505eee45dfefc033b222e10f829adf22b45408913835aafa253eef7eeaeb