Analysis

  • max time kernel
    119s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 02:46

General

  • Target

    97d8010f133ccb2d66ee26b1877923706887e3a977aa7d073ac81b271b965450N.exe

  • Size

    6KB

  • MD5

    6284c5a4335f91c1f8bda761ac59c720

  • SHA1

    cd46cc2a86807823aa2f6897150aa31dbbbe5926

  • SHA256

    97d8010f133ccb2d66ee26b1877923706887e3a977aa7d073ac81b271b965450

  • SHA512

    c7963b98b0224235e3b4b7d5bef9a1dd308d3c6bab0f1bcaa3de8595c67efdca6a2287ac76635662a9830598d34fd19f2d4cd1ddabd380fccf9e86f2be952d6f

  • SSDEEP

    48:ighipnso2K9iWuB1UwSSYuFaHHZ9gdGW1SWhseXxPP4Bx0Hll/kzK8cv/gnLaGpN:pTo2d4wSSYum3goW9XfHczK1voLaGR4

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://twizt.net

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 6 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 10 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.

  • Drops file in System32 directory 2 IoCs
  • 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 6 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 50 IoCs
  • Suspicious use of SendNotifyMessage 50 IoCs
  • Suspicious use of WriteProcessMemory 59 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:1196
      • C:\Users\Admin\AppData\Local\Temp\97d8010f133ccb2d66ee26b1877923706887e3a977aa7d073ac81b271b965450N.exe
        "C:\Users\Admin\AppData\Local\Temp\97d8010f133ccb2d66ee26b1877923706887e3a977aa7d073ac81b271b965450N.exe"
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2560
        • C:\Users\Admin\AppData\Local\Temp\E225.exe
          "C:\Users\Admin\AppData\Local\Temp\E225.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2392
          • C:\Users\Admin\AppData\Local\Temp\1547720440.exe
            C:\Users\Admin\AppData\Local\Temp\1547720440.exe
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2304
            • C:\Windows\sysnldcvmr.exe
              C:\Windows\sysnldcvmr.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3056
              • C:\Users\Admin\AppData\Local\Temp\241002435.exe
                C:\Users\Admin\AppData\Local\Temp\241002435.exe
                6⤵
                • Executes dropped EXE
                PID:1036
              • C:\Users\Admin\AppData\Local\Temp\737423217.exe
                C:\Users\Admin\AppData\Local\Temp\737423217.exe
                6⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2700
                • C:\Users\Admin\AppData\Local\Temp\1142013256.exe
                  C:\Users\Admin\AppData\Local\Temp\1142013256.exe
                  7⤵
                  • Suspicious use of NtCreateUserProcessOtherParentProcess
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1168
              • C:\Users\Admin\AppData\Local\Temp\139711234.exe
                C:\Users\Admin\AppData\Local\Temp\139711234.exe
                6⤵
                • Executes dropped EXE
                PID:2864
              • C:\Users\Admin\AppData\Local\Temp\1465832682.exe
                C:\Users\Admin\AppData\Local\Temp\1465832682.exe
                6⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:860
              • C:\Users\Admin\AppData\Local\Temp\1978421311.exe
                C:\Users\Admin\AppData\Local\Temp\1978421311.exe
                6⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:2592
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
                  7⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2536
                  • C:\Windows\system32\reg.exe
                    reg delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "Windows Upgrade Manager" /f
                    8⤵
                      PID:2484
                  • C:\Windows\System32\cmd.exe
                    "C:\Windows\System32\cmd.exe" /c schtasks /delete /f /tn "Windows Upgrade Manager"
                    7⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1692
                    • C:\Windows\system32\schtasks.exe
                      schtasks /delete /f /tn "Windows Upgrade Manager"
                      8⤵
                        PID:2336
          • 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
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2148
            • C:\Windows\system32\schtasks.exe
              "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Microsoft Windows Security" /tr "'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe'"
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:564
          • C:\Windows\System32\schtasks.exe
            C:\Windows\System32\schtasks.exe /run /tn "Microsoft Windows Security"
            2⤵
              PID:1660
            • 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
              • Drops file in System32 directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2280
              • C:\Windows\system32\schtasks.exe
                "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Microsoft Windows Security" /tr "'C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe'"
                3⤵
                • Scheduled Task/Job: Scheduled Task
                PID:1504
            • C:\Windows\System32\conhost.exe
              C:\Windows\System32\conhost.exe
              2⤵
                PID:2580
              • C:\Windows\System32\dwm.exe
                C:\Windows\System32\dwm.exe
                2⤵
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of SendNotifyMessage
                PID:2820
            • C:\Windows\system32\taskeng.exe
              taskeng.exe {9C5FDBCE-4D3D-4482-85F7-37925FB5F6B1} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
              1⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:1424
              • C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe
                "C:\Users\Admin\Microsoft Windows Security\winupsecvmgr.exe"
                2⤵
                • Suspicious use of NtCreateUserProcessOtherParentProcess
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:1968

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\1978421311.exe

              Filesize

              8KB

              MD5

              cb8420e681f68db1bad5ed24e7b22114

              SHA1

              416fc65d538d3622f5ca71c667a11df88a927c31

              SHA256

              5850892f67f85991b31fc90f62c8b7791afeb3c08ae1877d857aa2b59471a2ea

              SHA512

              baaabcc4ad5d409267a34ed7b20e4afb4d247974bfc581d39aae945e5bf8a673a1f8eacae2e6783480c8baaeb0a80d028274a202d456f13d0af956afa0110fdf

            • C:\Users\Admin\AppData\Local\Temp\241002435.exe

              Filesize

              9KB

              MD5

              323cb4364490f83204b51b0f7f3766f4

              SHA1

              8687a571d083ffef105d0ce61d46845b4dba4793

              SHA256

              efade1639d80b3262d0730a70525dbd703ab51499291b3a1c55b2aa32e74030e

              SHA512

              96a5470e361ee1a164bb637e1bc14434050cbf12d3d3bcae240575d08270dc8038582965cddde508c220ec6aa695dfc87d0633f6735ec3d6e637c4cb25b42a3d

            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

              Filesize

              7KB

              MD5

              b012cb6ee7c0ca65acaf6438a90520a4

              SHA1

              488ffd4e7692a9d5ddaf9e5a7a1b2bd691db3610

              SHA256

              e778a864fd9968ccbc70e838642d192b768e316851c830df3b3f6f33ca413141

              SHA512

              46da3a2c55cbc5cb28a78e8138de6c33ae89a080bf0f20d872fb4f67cffc7901e660efa44703eae45ab8a846ad47c90b078b481c0ce1b4e64aea6ad080c079bd

            • \Users\Admin\AppData\Local\Temp\1142013256.exe

              Filesize

              5.6MB

              MD5

              13b26b2c7048a92d6a843c1302618fad

              SHA1

              89c2dfc01ac12ef2704c7669844ec69f1700c1ca

              SHA256

              1753ad35ece25ab9a19048c70062e9170f495e313d7355ebbba59c38f5d90256

              SHA512

              d6aff89b61c9945002a6798617ad304612460a607ef1cfbdcb32f8932ca648bcee1d5f2e0321bb4c58c1f4642b1e0ececc1eb82450fdec7dff69b5389f195455

            • \Users\Admin\AppData\Local\Temp\139711234.exe

              Filesize

              53KB

              MD5

              84897ca8c1aa06b33248956ac25ec20a

              SHA1

              544d5d5652069b3c5e7e29a1ca3eea46b227bbfe

              SHA256

              023ad16f761a35bd7934e392bcf2bbf702f525303b2964e97c3e50d2d5f3eda1

              SHA512

              c17d0e364cf29055dece3e10896f0bbd0ebdb8d2b1c15fe68ddcd9951dd2d1545362f45ad21f26302f3da2eb2ec81340a027cbd4c75cc28491151ecabae65e95

            • \Users\Admin\AppData\Local\Temp\1465832682.exe

              Filesize

              61KB

              MD5

              77c5eb90118287f666886fc34210c176

              SHA1

              d7a59bf4f014304e29df1868ef82fe782432120a

              SHA256

              59a96d66d97e202829ea79a5e0bbf71981c05a13ab700b0120f7d99d33515080

              SHA512

              5577d167ad4748ad7917ff3f792a0caa01ba40638bdf7143c1403d2efcad4019f8da49719ae0ad88febdc1ef64207fba7ca5bb96dc12c334571d30e2e8f22cf9

            • \Users\Admin\AppData\Local\Temp\1547720440.exe

              Filesize

              79KB

              MD5

              0c883b1d66afce606d9830f48d69d74b

              SHA1

              fe431fe73a4749722496f19b3b3ca0b629b50131

              SHA256

              d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1

              SHA512

              c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5

            • \Users\Admin\AppData\Local\Temp\737423217.exe

              Filesize

              10KB

              MD5

              96509ab828867d81c1693b614b22f41d

              SHA1

              c5f82005dbda43cedd86708cc5fc3635a781a67e

              SHA256

              a9de2927b0ec45cf900508fec18531c04ee9fa8a5dfe2fc82c67d9458cf4b744

              SHA512

              ff603117a06da8fb2386c1d2049a5896774e41f34d05951ecd4e7b5fc9da51a373e3fcf61af3577ff78490cf898471ce8e71eae848a12812fe98cd7e76e1a9ca

            • \Users\Admin\AppData\Local\Temp\E225.exe

              Filesize

              10KB

              MD5

              08dafe3bb2654c06ead4bb33fb793df8

              SHA1

              d1d93023f1085eed136c6d225d998abf2d5a5bf0

              SHA256

              fc16c0bf09002c93723b8ab13595db5845a50a1b6a133237ac2d148b0bb41700

              SHA512

              9cf2bd749a9ee6e093979bc0d3aacfba03ad6469c98ff3ef35ce5d1635a052e4068ac50431626f6ba8649361802f7fb2ffffb2b325e2795c54b7014180559c99

            • memory/1168-81-0x000000013F8D0000-0x000000013FE67000-memory.dmp

              Filesize

              5.6MB

            • memory/1968-96-0x000000013FB50000-0x00000001400E7000-memory.dmp

              Filesize

              5.6MB

            • memory/2148-77-0x000000001B4B0000-0x000000001B792000-memory.dmp

              Filesize

              2.9MB

            • memory/2148-78-0x00000000028A0000-0x00000000028A8000-memory.dmp

              Filesize

              32KB

            • memory/2280-91-0x0000000002920000-0x0000000002928000-memory.dmp

              Filesize

              32KB

            • memory/2280-90-0x000000001B4F0000-0x000000001B7D2000-memory.dmp

              Filesize

              2.9MB

            • memory/2580-98-0x0000000140000000-0x0000000140029000-memory.dmp

              Filesize

              164KB

            • memory/2580-100-0x0000000140000000-0x0000000140029000-memory.dmp

              Filesize

              164KB

            • memory/2592-65-0x000000013F8A0000-0x000000013F8A6000-memory.dmp

              Filesize

              24KB

            • memory/2820-97-0x00000000000B0000-0x00000000000D0000-memory.dmp

              Filesize

              128KB

            • memory/2820-103-0x0000000140000000-0x00000001407EF000-memory.dmp

              Filesize

              7.9MB

            • memory/2820-99-0x0000000140000000-0x00000001407EF000-memory.dmp

              Filesize

              7.9MB

            • memory/2820-101-0x0000000140000000-0x00000001407EF000-memory.dmp

              Filesize

              7.9MB

            • memory/2820-105-0x0000000140000000-0x00000001407EF000-memory.dmp

              Filesize

              7.9MB

            • memory/2820-107-0x0000000140000000-0x00000001407EF000-memory.dmp

              Filesize

              7.9MB