Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22-02-2023 11:20

General

  • Target

    508bc81bf6a736b3f6ff1c2cb2613418.exe

  • Size

    75KB

  • MD5

    508bc81bf6a736b3f6ff1c2cb2613418

  • SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

  • SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

  • SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • SSDEEP

    1536:gE3Mz8byyu11Lc3niGhAX5WKxqlfF+XEdeeeeeeeeeeeeeeeeeeeWeeeee:Qwbk1LSiGepvqlfFj

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

Wallets

0x77BC9dDbaf423139eC0C7F699B676c72Ab34fcc7

TCX5ybBsuZE2BZk6GJMqZaCjBEjiuX1zPP

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.

  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\508bc81bf6a736b3f6ff1c2cb2613418.exe
    "C:\Users\Admin\AppData\Local\Temp\508bc81bf6a736b3f6ff1c2cb2613418.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Windows\sysmsrvcx.exe
      C:\Windows\sysmsrvcx.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:1840
      • C:\Users\Admin\AppData\Local\Temp\2769725352.exe
        C:\Users\Admin\AppData\Local\Temp\2769725352.exe
        3⤵
        • Executes dropped EXE
        PID:1004
      • C:\Users\Admin\AppData\Local\Temp\239528006.exe
        C:\Users\Admin\AppData\Local\Temp\239528006.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1620
        • C:\Users\Admin\sysmsrvcx.exe
          C:\Users\Admin\sysmsrvcx.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Loads dropped DLL
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:668
          • C:\Users\Admin\AppData\Local\Temp\504130786.exe
            C:\Users\Admin\AppData\Local\Temp\504130786.exe
            5⤵
            • Executes dropped EXE
            PID:1992

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7BYN4WSI\1[1]
    Filesize

    6KB

    MD5

    35e1609b5e653be9ff4740e5b24dff64

    SHA1

    5fad868f2b10d73f8189b144009dd19faf846a1a

    SHA256

    cf9b08b51b1ac1a1819f6891135437eceda332bfdfab1ca6123081e5a0814ccc

    SHA512

    7846d98e7fa7f34628128bf25ddabe83d6f966e94f7c3140852066d0f01be8d67dd2602897abbb45fba01cf8530a8138e57aace71216f466c02847193863305e

  • C:\Users\Admin\AppData\Local\Temp\239528006.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • C:\Users\Admin\AppData\Local\Temp\239528006.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • C:\Users\Admin\AppData\Local\Temp\2769725352.exe
    Filesize

    6KB

    MD5

    03ee7b245daeebbf2ccaa1690a9fc8fc

    SHA1

    561710d7f8c05ff5c2a3a384be5de6e023e41ac4

    SHA256

    6bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228

    SHA512

    f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55

  • C:\Users\Admin\AppData\Local\Temp\504130786.exe
    Filesize

    6KB

    MD5

    03ee7b245daeebbf2ccaa1690a9fc8fc

    SHA1

    561710d7f8c05ff5c2a3a384be5de6e023e41ac4

    SHA256

    6bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228

    SHA512

    f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55

  • C:\Users\Admin\AppData\Local\Temp\504130786.exe
    Filesize

    6KB

    MD5

    03ee7b245daeebbf2ccaa1690a9fc8fc

    SHA1

    561710d7f8c05ff5c2a3a384be5de6e023e41ac4

    SHA256

    6bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228

    SHA512

    f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55

  • C:\Users\Admin\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • C:\Users\Admin\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

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

    289B

    MD5

    1c90136084bb0c42b92f777d19a15ae8

    SHA1

    99f2ae69188b44e90370d49f605eef56104de05c

    SHA256

    3913e12d3d32eae206f2eb5da8c3a187dace44817dd815453f294560e87c24b7

    SHA512

    9fba1aeed9a5d758f332651c5ca7d7263b00a7faf12a0b573e6664946defcd3c1a4b5619ada1a6a843215f378a20ba6e665f1f0009c97a0ef808ff6c2bc5b962

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

    4KB

    MD5

    f85b6497f5d3b7f7c78adee4f4323b96

    SHA1

    078a7ee87504eb2862530a4189524cafbca5d8d9

    SHA256

    ca26bb249bef18edf6ea21dca73d05f0de453da1fcc98e5ecfa14477cb21faf7

    SHA512

    5941e5e3f94810dbe7d286ea323352a7df8202f8c97ac98fdab2dcf197890ac6689c78e824573582f34900d36e1164557fa591f5e7d6a696b5b634a059173859

  • C:\Windows\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • C:\Windows\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • C:\Windows\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • \Users\Admin\AppData\Local\Temp\239528006.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • \Users\Admin\AppData\Local\Temp\239528006.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • \Users\Admin\AppData\Local\Temp\2769725352.exe
    Filesize

    6KB

    MD5

    03ee7b245daeebbf2ccaa1690a9fc8fc

    SHA1

    561710d7f8c05ff5c2a3a384be5de6e023e41ac4

    SHA256

    6bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228

    SHA512

    f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55

  • \Users\Admin\AppData\Local\Temp\504130786.exe
    Filesize

    6KB

    MD5

    03ee7b245daeebbf2ccaa1690a9fc8fc

    SHA1

    561710d7f8c05ff5c2a3a384be5de6e023e41ac4

    SHA256

    6bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228

    SHA512

    f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55

  • \Users\Admin\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae

  • \Users\Admin\sysmsrvcx.exe
    Filesize

    75KB

    MD5

    508bc81bf6a736b3f6ff1c2cb2613418

    SHA1

    c0a6c581783273794c54d5c4622e5af6e0e5b755

    SHA256

    e4fdc23e22c217e8123fb10c408e5d9203d656c70b3f0b6dcbc11235342347a0

    SHA512

    d39368a1e169d7a3d6f8f9edd9e91878724eeecf23d260a0ed3881f328dda58aa3fe1f04dbf264d8fccc468245a8b0d65a6620a1a4c8359748e2f794e316c2ae