Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 20:24

General

  • Target

    ee4e23ea2bbf4c0b99adb8dffbac03dc7e9f4154c8dfba11b15c6711019a2ef7.exe

  • Size

    618KB

  • MD5

    cd3237b1e648d31b8761196b6c64da8a

  • SHA1

    2e677b7cafc3a8ee1696dddf38b176191d256559

  • SHA256

    ee4e23ea2bbf4c0b99adb8dffbac03dc7e9f4154c8dfba11b15c6711019a2ef7

  • SHA512

    d71338a7de6f1859edcbbd9ed0a32430e0561f8ae91883c62e6fbc4bc2d082ebd1d538312ef42543385c514ced0166c552fe211debf783f0deae82530045e4d7

  • SSDEEP

    12288:QmKt6DsU6ngc3kY+KC5gzwGKZ4cuQW8XQAL019bqoFARwpVp:QR8Y+sxYWkX019bqgWwpVp

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 9 IoCs
  • Loads dropped DLL 8 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
  • 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.

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 52 IoCs
  • Suspicious use of WriteProcessMemory 43 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:1204
      • C:\Users\Admin\AppData\Local\Temp\ee4e23ea2bbf4c0b99adb8dffbac03dc7e9f4154c8dfba11b15c6711019a2ef7.exe
        "C:\Users\Admin\AppData\Local\Temp\ee4e23ea2bbf4c0b99adb8dffbac03dc7e9f4154c8dfba11b15c6711019a2ef7.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2436
        • C:\Users\Admin\AppData\Local\Temp\41A2.exe
          "C:\Users\Admin\AppData\Local\Temp\41A2.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2704
          • C:\Users\Admin\AppData\Local\Temp\1669019671.exe
            C:\Users\Admin\AppData\Local\Temp\1669019671.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:3048
            • 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:2688
              • C:\Users\Admin\AppData\Local\Temp\1655633351.exe
                C:\Users\Admin\AppData\Local\Temp\1655633351.exe
                6⤵
                • Executes dropped EXE
                PID:112
              • C:\Users\Admin\AppData\Local\Temp\786232677.exe
                C:\Users\Admin\AppData\Local\Temp\786232677.exe
                6⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2576
                • C:\Users\Admin\AppData\Local\Temp\3654122664.exe
                  C:\Users\Admin\AppData\Local\Temp\3654122664.exe
                  7⤵
                  • Suspicious use of NtCreateUserProcessOtherParentProcess
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1600
              • C:\Users\Admin\AppData\Local\Temp\2099720541.exe
                C:\Users\Admin\AppData\Local\Temp\2099720541.exe
                6⤵
                • Executes dropped EXE
                PID:2988
              • C:\Users\Admin\AppData\Local\Temp\1010610698.exe
                C:\Users\Admin\AppData\Local\Temp\1010610698.exe
                6⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:2492
      • 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:1156
        • 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:2292
      • C:\Windows\System32\schtasks.exe
        C:\Windows\System32\schtasks.exe /run /tn "Microsoft Windows Security"
        2⤵
          PID:2508
        • 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:2560
          • 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:1576
        • C:\Windows\System32\conhost.exe
          C:\Windows\System32\conhost.exe
          2⤵
            PID:2792
          • C:\Windows\System32\dwm.exe
            C:\Windows\System32\dwm.exe
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:2748
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {93061017-F0FE-4ACC-B0BF-DD362A313D6B} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1760
          • 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:1340

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\1655633351.exe

          Filesize

          9KB

          MD5

          323cb4364490f83204b51b0f7f3766f4

          SHA1

          8687a571d083ffef105d0ce61d46845b4dba4793

          SHA256

          efade1639d80b3262d0730a70525dbd703ab51499291b3a1c55b2aa32e74030e

          SHA512

          96a5470e361ee1a164bb637e1bc14434050cbf12d3d3bcae240575d08270dc8038582965cddde508c220ec6aa695dfc87d0633f6735ec3d6e637c4cb25b42a3d

        • C:\Users\Admin\AppData\Local\Temp\1669019671.exe

          Filesize

          79KB

          MD5

          0c883b1d66afce606d9830f48d69d74b

          SHA1

          fe431fe73a4749722496f19b3b3ca0b629b50131

          SHA256

          d921fc993574c8be76553bcf4296d2851e48ee39b958205e69bdfd7cf661d2b1

          SHA512

          c047452a23efad4262479fbfeb5e23f9497d7cefd4cbb58e869801206669c2a0759698c70d18050316798d5d939b989537fdce3842aa742449f5e08ed7fa60a5

        • C:\Users\Admin\AppData\Local\Temp\41A2.exe

          Filesize

          10KB

          MD5

          08dafe3bb2654c06ead4bb33fb793df8

          SHA1

          d1d93023f1085eed136c6d225d998abf2d5a5bf0

          SHA256

          fc16c0bf09002c93723b8ab13595db5845a50a1b6a133237ac2d148b0bb41700

          SHA512

          9cf2bd749a9ee6e093979bc0d3aacfba03ad6469c98ff3ef35ce5d1635a052e4068ac50431626f6ba8649361802f7fb2ffffb2b325e2795c54b7014180559c99

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

          Filesize

          7KB

          MD5

          10941ee561c4767681e4cbbc2469848c

          SHA1

          17c500df5a5f3d5fe942ec65fc98987b7a44fcc6

          SHA256

          89bc316784bcf667ef4ca9720eec1c8441a6c57ae870f99bc82ca71f9bd22166

          SHA512

          c3c619ef4f7426548b37bfae5bbb02516f7cfb07e426551399f85f5e9f63e25d2091a863e33add68ea5096f69d72f4ef40b0a231d5a4d3a123617636ed94092c

        • \Users\Admin\AppData\Local\Temp\1010610698.exe

          Filesize

          61KB

          MD5

          77c5eb90118287f666886fc34210c176

          SHA1

          d7a59bf4f014304e29df1868ef82fe782432120a

          SHA256

          59a96d66d97e202829ea79a5e0bbf71981c05a13ab700b0120f7d99d33515080

          SHA512

          5577d167ad4748ad7917ff3f792a0caa01ba40638bdf7143c1403d2efcad4019f8da49719ae0ad88febdc1ef64207fba7ca5bb96dc12c334571d30e2e8f22cf9

        • \Users\Admin\AppData\Local\Temp\2099720541.exe

          Filesize

          53KB

          MD5

          84897ca8c1aa06b33248956ac25ec20a

          SHA1

          544d5d5652069b3c5e7e29a1ca3eea46b227bbfe

          SHA256

          023ad16f761a35bd7934e392bcf2bbf702f525303b2964e97c3e50d2d5f3eda1

          SHA512

          c17d0e364cf29055dece3e10896f0bbd0ebdb8d2b1c15fe68ddcd9951dd2d1545362f45ad21f26302f3da2eb2ec81340a027cbd4c75cc28491151ecabae65e95

        • \Users\Admin\AppData\Local\Temp\3654122664.exe

          Filesize

          5.6MB

          MD5

          13b26b2c7048a92d6a843c1302618fad

          SHA1

          89c2dfc01ac12ef2704c7669844ec69f1700c1ca

          SHA256

          1753ad35ece25ab9a19048c70062e9170f495e313d7355ebbba59c38f5d90256

          SHA512

          d6aff89b61c9945002a6798617ad304612460a607ef1cfbdcb32f8932ca648bcee1d5f2e0321bb4c58c1f4642b1e0ececc1eb82450fdec7dff69b5389f195455

        • \Users\Admin\AppData\Local\Temp\786232677.exe

          Filesize

          10KB

          MD5

          96509ab828867d81c1693b614b22f41d

          SHA1

          c5f82005dbda43cedd86708cc5fc3635a781a67e

          SHA256

          a9de2927b0ec45cf900508fec18531c04ee9fa8a5dfe2fc82c67d9458cf4b744

          SHA512

          ff603117a06da8fb2386c1d2049a5896774e41f34d05951ecd4e7b5fc9da51a373e3fcf61af3577ff78490cf898471ce8e71eae848a12812fe98cd7e76e1a9ca

        • memory/1156-67-0x000000001B640000-0x000000001B922000-memory.dmp

          Filesize

          2.9MB

        • memory/1156-68-0x0000000001EB0000-0x0000000001EB8000-memory.dmp

          Filesize

          32KB

        • memory/1340-86-0x000000013F7F0000-0x000000013FD87000-memory.dmp

          Filesize

          5.6MB

        • memory/1600-71-0x000000013F6C0000-0x000000013FC57000-memory.dmp

          Filesize

          5.6MB

        • memory/2560-80-0x000000001B4A0000-0x000000001B782000-memory.dmp

          Filesize

          2.9MB

        • memory/2560-81-0x0000000002360000-0x0000000002368000-memory.dmp

          Filesize

          32KB

        • memory/2748-87-0x00000000000B0000-0x00000000000D0000-memory.dmp

          Filesize

          128KB

        • memory/2748-89-0x0000000140000000-0x00000001407EF000-memory.dmp

          Filesize

          7.9MB

        • memory/2748-91-0x0000000140000000-0x00000001407EF000-memory.dmp

          Filesize

          7.9MB

        • memory/2748-93-0x0000000140000000-0x00000001407EF000-memory.dmp

          Filesize

          7.9MB

        • memory/2748-96-0x0000000140000000-0x00000001407EF000-memory.dmp

          Filesize

          7.9MB

        • memory/2748-98-0x0000000140000000-0x00000001407EF000-memory.dmp

          Filesize

          7.9MB

        • memory/2792-88-0x0000000140000000-0x0000000140029000-memory.dmp

          Filesize

          164KB

        • memory/2792-90-0x0000000140000000-0x0000000140029000-memory.dmp

          Filesize

          164KB