Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-04-2024 18:23

General

  • Target

    0549d4e5d930015a66797a046bb931f3266d3a1da327891913b9b04e44c95eeb.exe

  • Size

    28KB

  • MD5

    adb54611fc170de9e86d31181e567db4

  • SHA1

    a0a7a7cff0904b406c4304a3f0e4d1436abf6a5c

  • SHA256

    0549d4e5d930015a66797a046bb931f3266d3a1da327891913b9b04e44c95eeb

  • SHA512

    0ed78e809d51ef88211f275021cbba1e843cba4a22354d4cd95d5b373e3d064eddafcf1b1239acb7064e311736ba67c1eae9800e2120d0764a7a659bd9b1e0f8

  • SSDEEP

    384:j5RIDVmZ6zWTmydlSAw5dTxJjWOav8U9c2yweeeeeeeeWeeeee9MMp8pIP:DYijIAWdr9a0UFTeeeeeeeeWeeeee7P

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 2 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 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 14 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 11 IoCs
  • Suspicious use of SendNotifyMessage 11 IoCs
  • Suspicious use of WriteProcessMemory 50 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:1200
      • C:\Users\Admin\AppData\Local\Temp\0549d4e5d930015a66797a046bb931f3266d3a1da327891913b9b04e44c95eeb.exe
        "C:\Users\Admin\AppData\Local\Temp\0549d4e5d930015a66797a046bb931f3266d3a1da327891913b9b04e44c95eeb.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2508
        • C:\Users\Admin\AppData\Local\Temp\8C19.exe
          "C:\Users\Admin\AppData\Local\Temp\8C19.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2156
          • C:\Users\Admin\AppData\Local\Temp\12233550.exe
            C:\Users\Admin\AppData\Local\Temp\12233550.exe
            4⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious use of WriteProcessMemory
            PID:2584
            • C:\Users\Admin\AppData\Local\Temp\75868734.exe
              C:\Users\Admin\AppData\Local\Temp\75868734.exe
              5⤵
              • Executes dropped EXE
              PID:564
            • C:\Users\Admin\AppData\Local\Temp\1338232779.exe
              C:\Users\Admin\AppData\Local\Temp\1338232779.exe
              5⤵
              • Executes dropped EXE
              PID:2492
            • C:\Users\Admin\AppData\Local\Temp\268024160.exe
              C:\Users\Admin\AppData\Local\Temp\268024160.exe
              5⤵
              • Modifies security service
              • Windows security bypass
              • Executes dropped EXE
              • Loads dropped DLL
              • Windows security modification
              • Adds Run key to start application
              • Drops file in Windows directory
              • Suspicious behavior: SetClipboardViewer
              • Suspicious use of WriteProcessMemory
              PID:1292
              • C:\Users\Admin\AppData\Local\Temp\2075332195.exe
                C:\Users\Admin\AppData\Local\Temp\2075332195.exe
                6⤵
                • Executes dropped EXE
                PID:2164
              • C:\Users\Admin\AppData\Local\Temp\2655023471.exe
                C:\Users\Admin\AppData\Local\Temp\2655023471.exe
                6⤵
                • Executes dropped EXE
                PID:2028
              • C:\Users\Admin\AppData\Local\Temp\219214699.exe
                C:\Users\Admin\AppData\Local\Temp\219214699.exe
                6⤵
                • Executes dropped EXE
                PID:2240
            • C:\Users\Admin\AppData\Local\Temp\43026400.exe
              C:\Users\Admin\AppData\Local\Temp\43026400.exe
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2552
              • C:\Users\Admin\AppData\Local\Temp\2200429360.exe
                C:\Users\Admin\AppData\Local\Temp\2200429360.exe
                6⤵
                • Suspicious use of NtCreateUserProcessOtherParentProcess
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                PID:860
      • 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⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1512
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Windows Upgrade Manager" /tr "'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe'"
          3⤵
          • Creates scheduled task(s)
          PID:2412
      • C:\Windows\System32\schtasks.exe
        C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
        2⤵
          PID:2156
        • 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⤵
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1932
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn "Windows Upgrade Manager" /tr "'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe'"
            3⤵
            • Creates scheduled task(s)
            PID:1316
        • C:\Windows\System32\notepad.exe
          C:\Windows\System32\notepad.exe
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:2796
      • C:\Windows\system32\taskeng.exe
        taskeng.exe {809DDBB6-B47E-4D64-99CF-B6FCB92F74D9} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
        1⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
          "C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
          2⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:756

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\2075332195.exe

        Filesize

        8KB

        MD5

        2f070b82ebdbdd85642878dae67d9aff

        SHA1

        7ca4699de2f315d6637a42a8ad7cbeec76736584

        SHA256

        3f805c0097a0dbfc875ab0a16180d39bdc49de849687bc2906b15c2a0fefe2ab

        SHA512

        7a2e1babca20b28c82559104781a7c72db55cfa0ef52d2c1a76e9123ce9d000f140ef0959b4add53c342cb40b743bb013f69f5a0e9dc321a71835b8a9dd7a808

      • C:\Users\Admin\AppData\Local\Temp\49789700.exe

        Filesize

        86KB

        MD5

        fe1e93f12cca3f7c0c897ef2084e1778

        SHA1

        fb588491ddad8b24ea555a6a2727e76cec1fade3

        SHA256

        2ebc4a92f4fdc27d4ab56e57058575a8b18adb076cbd30feea2ecdc8b7fcd41f

        SHA512

        36e0524c465187ae9ad207c724aee45bcd61cfd3fa66a79f9434d24fcbadc0a743834d5e808e6041f3bd88e75deb5afd34193574f005ed97e4b17c6b0388cb93

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\QCHEP64YUL5WUP0TWPO1.temp

        Filesize

        7KB

        MD5

        751ea052b88f207fe25592f171030660

        SHA1

        67d1e0787ab222c9afd0d51f390b2dc9bb6bc36c

        SHA256

        9d8f996ebce8fed24359e563661e601021f527d37deff72c0d0546600c95bf51

        SHA512

        6a5e08c7c67a535b53eaf9f2364e9e546c7351351ad69aaa23452ba4efd1ba26ac590ddfe19156baad2e2dc98b4533eac00eec696c717e27ff82553c5a88af6b

      • C:\Users\Admin\tbtnds.dat

        Filesize

        4KB

        MD5

        51f0c247ebb810e5a6fcfc306cb5ba39

        SHA1

        fc4a8c4c6ce9b891165d535f118c8fe01639f5bf

        SHA256

        e4c5c6f5a05d79729c401599cb938d1e1ac319d118b5b34ce1b210a53c09a84f

        SHA512

        366320cf19c7a04c8a4687a916abdcf9a48ba69c01a33915d95bbf5284ee55a8e3c252241898dae674679af87e3e888de358b3fc76740d3ca271735db943396d

      • C:\Users\Admin\tbtnds.dat

        Filesize

        4KB

        MD5

        79273b8dfe564d9010c3d81351a8223b

        SHA1

        975944e42af22342687b966be7439cfa72c43021

        SHA256

        d0669401c86f789ff22a0ee8087eaa2899caaeceed7587e61eab5e1c2d28683a

        SHA512

        1553b8567cc189a579dff983647f4f8755e2bedc41882cf13b433c93c7538530703768d622be1b646b24ebf4589a4fd01e3ffc72b204d6f403d67b8980a11203

      • C:\Users\Admin\tbtnds.dat

        Filesize

        4KB

        MD5

        d73cf76255ed3e90e72d98d28e8eddd3

        SHA1

        d58abac9bb8e4bb30cea4ef3ba7aa19186189fb5

        SHA256

        bfcb5f4589729deeeb57b92842933b144322a672cfe3ce11586f1aec83472781

        SHA512

        20ef064050ba23e5163435c595bc9c81422ca3b8ac82338ff965961a954bd9c0da9b13f489997015565908d1105784b712ccc2b3a478fe990e4b99e071bfa9b2

      • \Users\Admin\AppData\Local\Temp\12233550.exe

        Filesize

        78KB

        MD5

        efc57ed49a29d9c43f780ac57d9383ea

        SHA1

        6feb772dab15a7004cccefd6e77aa47cafbb89ed

        SHA256

        12a8944b51b66b76945d6e39e43d551bc242691bb03467db608f047c2d5a7749

        SHA512

        37f09dc9adf4b554d604f35ce7a4d5527acbe9d6d3b6cdcb7a81c5e4d06bc22131cb42a5c611abf9088b61a9ce7b01b64b5328401abaec73471d2555d3e1c9b3

      • \Users\Admin\AppData\Local\Temp\1338232779.exe

        Filesize

        9KB

        MD5

        0941af53968d11cd002f1844334f90bb

        SHA1

        d14e793ace957196184cb1532630c19f45a18738

        SHA256

        1330ad31cbee38ba83e8b4ffcdd8ac941b942c4abd2a5b8cd14c1778979e59c7

        SHA512

        8d1f2426442d17f915bd6dcac803442c390ff15e670fb6d1c50425be75383f1146680f9495a0e7ee84caf2f73989b89f20ff5d99e017be870edf5e13eea9db23

      • \Users\Admin\AppData\Local\Temp\2200429360.exe

        Filesize

        5.4MB

        MD5

        41ab08c1955fce44bfd0c76a64d1945a

        SHA1

        2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

        SHA256

        dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

        SHA512

        38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

      • \Users\Admin\AppData\Local\Temp\268024160.exe

        Filesize

        89KB

        MD5

        a1151afcffa047deb643bb06b11ceacc

        SHA1

        537abe3abcfd2f2fc49ef1f61c0dba9ed36a1601

        SHA256

        cf9e35157404a4c1d64395076d7f76471b3738d86b09a26b39d7d97e40c03b90

        SHA512

        edeef562c3803a47d59ed19c8c72a22f25a18d3c6e98c202a376d152dc7d8a00bffcc1f64c3d3bb9284f409982bcb009463287e053bb7e95314d45f53ee782a0

      • \Users\Admin\AppData\Local\Temp\43026400.exe

        Filesize

        6KB

        MD5

        0d539e8277f20391a31babff8714fdb0

        SHA1

        a4e63870aa5fd258dde4f02be70732c27f556fa9

        SHA256

        669035f4f05fe6ffc7722987c41f802f3a11298cb3a154b00c4e76df2ae5fe32

        SHA512

        700ff1733a064ddda80c0ac4702e50a8c0ddd97f154ff894f89d16603c02076a13e1a93ca51224579898cdf69e560a69dff60d4f5e26a479e74a3e3350f822ff

      • \Users\Admin\AppData\Local\Temp\75868734.exe

        Filesize

        8KB

        MD5

        da835ecda7aa46d4740d10b378f8fc6c

        SHA1

        7cc67054686a6398f68a497e9146bead5f7470c4

        SHA256

        43bbf7187417f542305f1fad3f71976adb1b8b14c32ac87fda4c92a4734e0595

        SHA512

        5851f60985f8b364d73570e27efadf6c0cc8c13734c24191a753da988c8ee44a4e46da32c1796ff4c5b3b8f314c54164da00f0d120ba469bfcf76b6d27db8407

      • \Users\Admin\AppData\Local\Temp\8C19.exe

        Filesize

        9KB

        MD5

        62b97cf4c0abafeda36e3fc101a5a022

        SHA1

        328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b

        SHA256

        e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab

        SHA512

        32bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24

      • memory/756-167-0x000000013FC70000-0x00000001401E6000-memory.dmp

        Filesize

        5.5MB

      • memory/860-147-0x000000013F1B0000-0x000000013F726000-memory.dmp

        Filesize

        5.5MB

      • memory/1512-141-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

        Filesize

        9.6MB

      • memory/1512-138-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

        Filesize

        9.6MB

      • memory/1512-142-0x00000000025D0000-0x0000000002650000-memory.dmp

        Filesize

        512KB

      • memory/1512-143-0x00000000025D0000-0x0000000002650000-memory.dmp

        Filesize

        512KB

      • memory/1512-144-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

        Filesize

        9.6MB

      • memory/1512-140-0x00000000025D0000-0x0000000002650000-memory.dmp

        Filesize

        512KB

      • memory/1512-139-0x00000000023D0000-0x00000000023D8000-memory.dmp

        Filesize

        32KB

      • memory/1512-137-0x000000001B190000-0x000000001B472000-memory.dmp

        Filesize

        2.9MB

      • memory/1932-158-0x000007FEF49C0000-0x000007FEF535D000-memory.dmp

        Filesize

        9.6MB

      • memory/1932-157-0x0000000002320000-0x0000000002328000-memory.dmp

        Filesize

        32KB

      • memory/1932-159-0x00000000027D0000-0x0000000002850000-memory.dmp

        Filesize

        512KB

      • memory/1932-160-0x000007FEF49C0000-0x000007FEF535D000-memory.dmp

        Filesize

        9.6MB

      • memory/1932-161-0x00000000027D0000-0x0000000002850000-memory.dmp

        Filesize

        512KB

      • memory/1932-162-0x00000000027D0000-0x0000000002850000-memory.dmp

        Filesize

        512KB

      • memory/1932-163-0x00000000027D0000-0x0000000002850000-memory.dmp

        Filesize

        512KB

      • memory/1932-164-0x000007FEF49C0000-0x000007FEF535D000-memory.dmp

        Filesize

        9.6MB

      • memory/1932-156-0x000000001B1F0000-0x000000001B4D2000-memory.dmp

        Filesize

        2.9MB

      • memory/2796-168-0x00000000000C0000-0x00000000000E0000-memory.dmp

        Filesize

        128KB

      • memory/2796-169-0x0000000000660000-0x0000000000680000-memory.dmp

        Filesize

        128KB

      • memory/2796-170-0x0000000140000000-0x00000001407EF000-memory.dmp

        Filesize

        7.9MB