Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    30-11-2024 00:51

General

  • Target

    r.exe

  • Size

    79KB

  • MD5

    0c883b1d66afce606d9830f48d69d74b

  • SHA1

    fe431fe73a4749722496f19b3b3ca0b629b50131

  • SHA256

    d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1

  • SHA512

    c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5

  • SSDEEP

    1536:ZwjmKHFmav82kFifdWXwCsgTT+vr3Rzmxwz6fYc6on:+6tOMFif3CsKavr0xwz6gc6on

Malware Config

Extracted

Family

phorphiex

C2

http://185.215.113.66/

http://91.202.233.141/

Wallets

0xCa90599132C4D88907Bd8E046540284aa468a035

TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9

AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z

LdgchXq1sKbAaAJ1EXAPSRBzLb8jnTZstT

MP8GEm8QpYgQYaMo8oM5NQhRBgDGiLZW5Q

4AtjkCVKbtEC3UEN77SQHuH9i1XkzNiRi5VCbA2XGsJh46nJSXfGQn4GjLuupCqmC57Lo7LvKmFUyRfhtJSvKvuw3h9ReKK

15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

1BzmrjmKPKSR2hH5BeJySfiVA676E8DYaK

ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

3ESHude8zUHksQg1h6hHmzY79BS36L91Yn

DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes
  • mutex

    753f85d83d

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Extracted

Family

phorphiex

C2

http://185.215.113.84

Signatures

  • Phorphiex family
  • Phorphiex payload 1 IoCs
  • Phorphiex, Phorpiex

    Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 5 IoCs
  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 12 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 7 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3312
      • C:\Users\Admin\AppData\Local\Temp\r.exe
        "C:\Users\Admin\AppData\Local\Temp\r.exe"
        2⤵
        • Adds Run key to start application
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5292
        • C:\Windows\sysnldcvmr.exe
          C:\Windows\sysnldcvmr.exe
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5260
          • C:\Users\Admin\AppData\Local\Temp\2018822510.exe
            C:\Users\Admin\AppData\Local\Temp\2018822510.exe
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3336
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" /c reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:2752
              • C:\Windows\system32\reg.exe
                reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
                6⤵
                  PID:5472
              • C:\Windows\System32\cmd.exe
                "C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"
                5⤵
                • Suspicious use of WriteProcessMemory
                PID:5648
                • C:\Windows\system32\schtasks.exe
                  schtasks /delete /f /tn "Windows Upgrade Manager"
                  6⤵
                    PID:3500
              • C:\Users\Admin\AppData\Local\Temp\2339110560.exe
                C:\Users\Admin\AppData\Local\Temp\2339110560.exe
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:5256
                • C:\Users\Admin\AppData\Local\Temp\3452633438.exe
                  C:\Users\Admin\AppData\Local\Temp\3452633438.exe
                  5⤵
                  • Suspicious use of NtCreateUserProcessOtherParentProcess
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  PID:408
              • C:\Users\Admin\AppData\Local\Temp\2659331378.exe
                C:\Users\Admin\AppData\Local\Temp\2659331378.exe
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:432
              • C:\Users\Admin\AppData\Local\Temp\1888120042.exe
                C:\Users\Admin\AppData\Local\Temp\1888120042.exe
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:4912
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#evrkcgqew#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Microsoft Windows Security' /tr '''C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Microsoft Windows Security' -RunLevel 'Highest' -Force; }
            2⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4988
          • C:\Windows\System32\schtasks.exe
            C:\Windows\System32\schtasks.exe /run /tn "Microsoft Windows Security"
            2⤵
              PID:720
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#evrkcgqew#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Microsoft Windows Security' /tr '''C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Microsoft Windows Security' -RunLevel 'Highest' -Force; }
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              PID:2176
            • C:\Windows\System32\conhost.exe
              C:\Windows\System32\conhost.exe
              2⤵
                PID:792
              • C:\Windows\System32\dwm.exe
                C:\Windows\System32\dwm.exe
                2⤵
                  PID:388
              • C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe
                "C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe"
                1⤵
                • Suspicious use of NtCreateUserProcessOtherParentProcess
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:1532

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2018822510.exe.log

                Filesize

                425B

                MD5

                de75c43a265d0848584ae05945570edf

                SHA1

                69f95177914f8d8b2f278a91f585a0024b8dffd3

                SHA256

                d9bdf6a2bfdd9b2b5c8593de17ade3d8d317dad331aa6ca0da7483dd06db1140

                SHA512

                365f29c693dd7aa2ade092d765a96f20bf1f7fa93bca7f3b25aeddf5700817b9fd388e8f7d9f1b781c8a876739b06ad16d61e7ed08a1c85ac4be4686a38c63bc

              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

                Filesize

                3KB

                MD5

                4764ec833397133003e2e24b080cd7ce

                SHA1

                03c8926d7afc4e605719aee53ef2ce53f6f314cc

                SHA256

                88331ffd23c1d6cfef379ab5366333f56ee41ff083f0421915302a492cb2a833

                SHA512

                e9ad86bc3878f4f3e1a38a191864857f24969e0f11d0636cb76523900e97b06d286c120460c38e7f93039356f45900d32ddda990abffb1958af173dfb1aedac1

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                Filesize

                1KB

                MD5

                fe8641a9c93905f937a67527bdb2d056

                SHA1

                4f7fc06a63e62054e5ea6023e710607eb64f37f8

                SHA256

                c447bedf4b3819754ea5ad0bb6acb252a020c513cf3f49985065833ae0d50928

                SHA512

                3eb369f672a7a6d2a6e75888fae7d3f3b40c78e6cdd1397df8d7a7559d3fcbf4a87bce89239655e4f4f4cde9478d2ec9176aaadae55a42e0b41b4ca93c997b1e

              • C:\Users\Admin\AppData\Local\Temp\1888120042.exe

                Filesize

                53KB

                MD5

                b92ad7e3c510355dd54db74cdf4d522e

                SHA1

                bf4e93257363aa26d02a2cafd1805566923b7ef4

                SHA256

                42a3d89601affbf702b44e56746f2ff19308848e49ba0fae86202345ab19c95f

                SHA512

                1462ebf284a4d20900aec239449693e5d5c73cfd1283d8a4aedc293f82b0b7ee3bc66aa3fdd916377c2e00f64212ce71e455fddd3b960c9de1c88b3886ddc388

              • C:\Users\Admin\AppData\Local\Temp\2018822510.exe

                Filesize

                8KB

                MD5

                cb8420e681f68db1bad5ed24e7b22114

                SHA1

                416fc65d538d3622f5ca71c667a11df88a927c31

                SHA256

                5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea

                SHA512

                baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf

              • C:\Users\Admin\AppData\Local\Temp\2339110560.exe

                Filesize

                10KB

                MD5

                96509ab828867d81c1693b614b22f41d

                SHA1

                c5f82005dbda43cedd86708cc5fc3635a781a67e

                SHA256

                a9de2927b0ec45cf900508fec18531c04ee9fa8a5dfe2fc82c67d9458cf4b744

                SHA512

                ff603117a06da8fb2386c1d2049a5896774e41f34d05951ecd4e7b5fc9da51a373e3fcf61af3577ff78490cf898471ce8e71eae848a12812fe98cd7e76e1a9ca

              • C:\Users\Admin\AppData\Local\Temp\2659331378.exe

                Filesize

                61KB

                MD5

                77c5eb90118287f666886fc34210c176

                SHA1

                d7a59bf4f014304e29df1868ef82fe782432120a

                SHA256

                59a96d66d97e202829ea79a5e0bbf71981c05a13ab700b0120f7d99d33515080

                SHA512

                5577d167ad4748ad7917ff3f792a0caa01ba40638bdf7143c1403d2efcad4019f8da49719ae0ad88febdc1ef64207fba7ca5bb96dc12c334571d30e2e8f22cf9

              • C:\Users\Admin\AppData\Local\Temp\3452633438.exe

                Filesize

                5.6MB

                MD5

                13b26b2c7048a92d6a843c1302618fad

                SHA1

                89c2dfc01ac12ef2704c7669844ec69f1700c1ca

                SHA256

                1753ad35ece25ab9a19048c70062e9170f495e313d7355ebbba59c38f5d90256

                SHA512

                d6aff89b61c9945002a6798617ad304612460a607ef1cfbdcb32f8932ca648bcee1d5f2e0321bb4c58c1f4642b1e0ececc1eb82450fdec7dff69b5389f195455

              • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3qrd5waq.goz.ps1

                Filesize

                60B

                MD5

                d17fe0a3f47be24a6453e9ef58c94641

                SHA1

                6ab83620379fc69f80c0242105ddffd7d98d5d9d

                SHA256

                96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                SHA512

                5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

              • C:\Windows\sysnldcvmr.exe

                Filesize

                79KB

                MD5

                0c883b1d66afce606d9830f48d69d74b

                SHA1

                fe431fe73a4749722496f19b3b3ca0b629b50131

                SHA256

                d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1

                SHA512

                c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5

              • memory/388-81-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-85-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-96-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-94-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-72-0x000001F40C3B0000-0x000001F40C3D0000-memory.dmp

                Filesize

                128KB

              • memory/388-92-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-74-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-90-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-87-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-77-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-79-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/388-83-0x00007FF6C8EE0000-0x00007FF6C96CF000-memory.dmp

                Filesize

                7.9MB

              • memory/408-50-0x00007FF6B7C40000-0x00007FF6B81D7000-memory.dmp

                Filesize

                5.6MB

              • memory/792-76-0x00007FF615530000-0x00007FF615559000-memory.dmp

                Filesize

                164KB

              • memory/792-73-0x00007FF615530000-0x00007FF615559000-memory.dmp

                Filesize

                164KB

              • memory/1532-71-0x00007FF779400000-0x00007FF779997000-memory.dmp

                Filesize

                5.6MB

              • memory/3336-12-0x00007FFF51773000-0x00007FFF51775000-memory.dmp

                Filesize

                8KB

              • memory/3336-13-0x00000000007D0000-0x00000000007D6000-memory.dmp

                Filesize

                24KB

              • memory/4988-37-0x000001EF5CC50000-0x000001EF5CC72000-memory.dmp

                Filesize

                136KB