Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-04-2024 21:56

General

  • Target

    506b8fb501b0ca49b330ee8a3c45686f59d86b19dc9615607353ced03d244191.exe

  • Size

    24KB

  • MD5

    67d4d9033f494d36aab732bf774fe266

  • SHA1

    96bf6f313e5b5bfdb7df3377d19a61f86b14e903

  • SHA256

    506b8fb501b0ca49b330ee8a3c45686f59d86b19dc9615607353ced03d244191

  • SHA512

    b50ce656f26d29aa11de18fad4048277b6b336ea5d6ca9331d0e9fecb713fbd4d9370ae7dd5fa3e8df8d4830fc85acecaba04154dcdedef6d8268b31be033313

  • SSDEEP

    384:jJ2IiV2p6zmMEPcgnd2gpEp5dTxIjkfav8U9c/pIPX:NIZuxEbd2ya0UFPX

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.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • xmrig

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

  • XMRig Miner payload 9 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 11 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 36 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:3428
      • C:\Users\Admin\AppData\Local\Temp\506b8fb501b0ca49b330ee8a3c45686f59d86b19dc9615607353ced03d244191.exe
        "C:\Users\Admin\AppData\Local\Temp\506b8fb501b0ca49b330ee8a3c45686f59d86b19dc9615607353ced03d244191.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1072
        • C:\Users\Admin\AppData\Local\Temp\1681.exe
          "C:\Users\Admin\AppData\Local\Temp\1681.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4088
          • C:\Users\Admin\AppData\Local\Temp\86799571.exe
            C:\Users\Admin\AppData\Local\Temp\86799571.exe
            4⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious use of WriteProcessMemory
            PID:4584
            • C:\Users\Admin\AppData\Local\Temp\2836316144.exe
              C:\Users\Admin\AppData\Local\Temp\2836316144.exe
              5⤵
              • Executes dropped EXE
              PID:2988
            • C:\Users\Admin\AppData\Local\Temp\184137306.exe
              C:\Users\Admin\AppData\Local\Temp\184137306.exe
              5⤵
              • Executes dropped EXE
              PID:3816
            • C:\Users\Admin\AppData\Local\Temp\1398431337.exe
              C:\Users\Admin\AppData\Local\Temp\1398431337.exe
              5⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:1256
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c shutdown /a
                6⤵
                • Suspicious use of WriteProcessMemory
                PID:4852
                • C:\Windows\SysWOW64\shutdown.exe
                  shutdown /a
                  7⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3320
            • C:\Users\Admin\AppData\Local\Temp\1160318878.exe
              C:\Users\Admin\AppData\Local\Temp\1160318878.exe
              5⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:5052
              • C:\Users\Admin\AppData\Local\Temp\1185111603.exe
                C:\Users\Admin\AppData\Local\Temp\1185111603.exe
                6⤵
                • Suspicious use of NtCreateUserProcessOtherParentProcess
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                PID:4112
            • C:\Users\Admin\AppData\Local\Temp\671022859.exe
              C:\Users\Admin\AppData\Local\Temp\671022859.exe
              5⤵
              • Windows security bypass
              • Executes dropped EXE
              • Windows security modification
              • Adds Run key to start application
              • Drops file in Windows directory
              • Suspicious use of WriteProcessMemory
              PID:5004
              • C:\Users\Admin\AppData\Local\Temp\2631832256.exe
                C:\Users\Admin\AppData\Local\Temp\2631832256.exe
                6⤵
                • Executes dropped EXE
                PID:4068
            • C:\Users\Admin\AppData\Local\Temp\1047814582.exe
              C:\Users\Admin\AppData\Local\Temp\1047814582.exe
              5⤵
              • Executes dropped EXE
              PID:832
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5048
      • C:\Windows\System32\schtasks.exe
        C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
        2⤵
          PID:1068
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:764
        • C:\Windows\System32\notepad.exe
          C:\Windows\System32\notepad.exe
          2⤵
            PID:2248
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4156 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:3104
          • C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
            "C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
            1⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:400

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            3KB

            MD5

            fee026663fcb662152188784794028ee

            SHA1

            3c02a26a9cb16648fad85c6477b68ced3cb0cb45

            SHA256

            dbd4136bc342e3e92902ec3a30d165452c82997a7ae24ac90775e42d88959e6b

            SHA512

            7b12bd5c8fc4356b9123d6586b4980cf76012663b41c0dab6f6f21567e2f4005c5bcea2cc2158d157e4f801a281f3e04bad3774cddb3122db309ccf662184bd6

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

            Filesize

            1KB

            MD5

            2e6370355138fe6f0ff8789a59af0e1d

            SHA1

            454eca544a4e2045e202e0d7a1414777e76392cc

            SHA256

            f86f4ce6ead9e89561cdea866e7f7254694ee69a61a045a51f61fc82dd60a708

            SHA512

            616e98275ac0fb49a3e85d732c7660a386a4f796e5559d184d9f34d9c5911395cbf7666768332fe9964bf0c861a935867c9de2c84bd3d28e6c10a2cee51cd34b

          • C:\Users\Admin\AppData\Local\Temp\1160318878.exe

            Filesize

            6KB

            MD5

            0d539e8277f20391a31babff8714fdb0

            SHA1

            a4e63870aa5fd258dde4f02be70732c27f556fa9

            SHA256

            669035f4f05fe6ffc7722987c41f802f3a11298cb3a154b00c4e76df2ae5fe32

            SHA512

            700ff1733a064ddda80c0ac4702e50a8c0ddd97f154ff894f89d16603c02076a13e1a93ca51224579898cdf69e560a69dff60d4f5e26a479e74a3e3350f822ff

          • C:\Users\Admin\AppData\Local\Temp\1185111603.exe

            Filesize

            5.4MB

            MD5

            41ab08c1955fce44bfd0c76a64d1945a

            SHA1

            2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

            SHA256

            dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

            SHA512

            38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

          • C:\Users\Admin\AppData\Local\Temp\1398431337.exe

            Filesize

            8KB

            MD5

            7033f3981ff924565c30678984bdd319

            SHA1

            003c6f9c387a9baaff9d5493931ab442565364c4

            SHA256

            ceb050df7636f2e08a980c78efa295a9ffb19dde4e508c84eaa2e3182ec35a07

            SHA512

            7e0a31803e03e68520dc8aeeb2d2d6a6a3b9eedc6819cda9d5653acb07909483dc769360afeb5304175d405e5dc4b36efa3a6b1b657e8a578f78bdcdffde11d2

          • C:\Users\Admin\AppData\Local\Temp\1681.exe

            Filesize

            9KB

            MD5

            62b97cf4c0abafeda36e3fc101a5a022

            SHA1

            328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b

            SHA256

            e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab

            SHA512

            32bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24

          • C:\Users\Admin\AppData\Local\Temp\184137306.exe

            Filesize

            8KB

            MD5

            3ff539a40348bc9538fe5aa7bc8a5f90

            SHA1

            2be2a53f3dccab031a2a1b75e5e7720b01090d9f

            SHA256

            c0f2e629bb66e02826f90b4b3cc0cbf0ced13b0bfa75bb85a7f7bf54b884d9db

            SHA512

            fc7d650cfdec82ac836765e2357a27b4bc4b56605e756eeb20707a7d5dd0c3fdd6225c6ef6b25d83138f5f9199f4f49c619c18365053648bab331bd94cfc322b

          • C:\Users\Admin\AppData\Local\Temp\2631832256.exe

            Filesize

            21KB

            MD5

            7d9dc721e4c9a9b8446680c38fa05aa0

            SHA1

            369918d1b61732afaf681d5aacbd6084b619fcfe

            SHA256

            ccaa697d2cec06fe87e2800ef282bbdd85d59647910914645eaca9cf38f801c4

            SHA512

            59ed84f40b480579f2a37bebdf4ceec89f5167507197c8afff61b808dbdb2f5d50723a842253b83269e30d3626525c461350a11fcc2db6d4c4329541d1b95d34

          • C:\Users\Admin\AppData\Local\Temp\2836316144.exe

            Filesize

            8KB

            MD5

            1f67e154ee8f9cb2372ca55ad3b686a4

            SHA1

            e5bab1de98ce0cf50662879f1d471c044df4ba56

            SHA256

            cca1aaba753027dd75974fcfeda7921c75ba5df3026eba32749c2328778ec32f

            SHA512

            5b004e534502a9b18e0db449b5233e6076a720cd36b0756a531295eb52c00678ee193ed5b8d42e05819fca24a06cb92f29526e8ea12d840299a2d7951541c1a5

          • C:\Users\Admin\AppData\Local\Temp\671022859.exe

            Filesize

            14KB

            MD5

            f1de323203015e6d6b88037061440c3f

            SHA1

            d5dade311a734838078895ca14332a5bebc35422

            SHA256

            b891ef7526290c5c64a24627cdfaab792493b8b7d3c39ce05ee35b5dc5a22f8a

            SHA512

            d68d116b787e643c15ebbe0317f39b00897bf24683592e95bcff712f3d1560aec5abb7633b58f5a6184faf6dfc589f0e56f811ae9aee40521e0a8dcbf0756708

          • C:\Users\Admin\AppData\Local\Temp\86799571.exe

            Filesize

            89KB

            MD5

            1fc572a5f87e088c94099b27308be46e

            SHA1

            4332ffb3d6deff6bbf8949e4a6a8a3de4ce3bbe1

            SHA256

            62942deb42d82e02e4c32a8ab377eb034d2124eb527ff14a9e60dc24b03cb3da

            SHA512

            fa54590ba38cac9ff18b074bc55671ac1086c76cb03db42871d2a6086df99a7ab49f505eee45dfefc033b222e10f829adf22b45408913835aafa253eef7eeaeb

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2jmmk5sl.apc.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/400-123-0x00007FF699970000-0x00007FF699EE6000-memory.dmp

            Filesize

            5.5MB

          • memory/764-105-0x00007FFAE2750000-0x00007FFAE3211000-memory.dmp

            Filesize

            10.8MB

          • memory/764-120-0x00007FFAE2750000-0x00007FFAE3211000-memory.dmp

            Filesize

            10.8MB

          • memory/764-118-0x000001B33BEF0000-0x000001B33BF00000-memory.dmp

            Filesize

            64KB

          • memory/764-117-0x000001B33BEF0000-0x000001B33BF00000-memory.dmp

            Filesize

            64KB

          • memory/764-106-0x000001B33BEF0000-0x000001B33BF00000-memory.dmp

            Filesize

            64KB

          • memory/2248-126-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-137-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-143-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-141-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-140-0x000001C4F5EC0000-0x000001C4F5EE0000-memory.dmp

            Filesize

            128KB

          • memory/2248-139-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-124-0x000001C4F4470000-0x000001C4F4490000-memory.dmp

            Filesize

            128KB

          • memory/2248-125-0x000001C4F5E60000-0x000001C4F5E80000-memory.dmp

            Filesize

            128KB

          • memory/2248-138-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-134-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-135-0x00007FF615310000-0x00007FF615AFF000-memory.dmp

            Filesize

            7.9MB

          • memory/2248-136-0x000001C4F5EC0000-0x000001C4F5EE0000-memory.dmp

            Filesize

            128KB

          • memory/4112-102-0x00007FF748FD0000-0x00007FF749546000-memory.dmp

            Filesize

            5.5MB

          • memory/5048-94-0x0000028BC6540000-0x0000028BC6550000-memory.dmp

            Filesize

            64KB

          • memory/5048-83-0x0000028BC6410000-0x0000028BC6432000-memory.dmp

            Filesize

            136KB

          • memory/5048-93-0x00007FFAE2750000-0x00007FFAE3211000-memory.dmp

            Filesize

            10.8MB

          • memory/5048-95-0x0000028BC6540000-0x0000028BC6550000-memory.dmp

            Filesize

            64KB

          • memory/5048-96-0x0000028BC6540000-0x0000028BC6550000-memory.dmp

            Filesize

            64KB

          • memory/5048-99-0x00007FFAE2750000-0x00007FFAE3211000-memory.dmp

            Filesize

            10.8MB