Analysis

  • max time kernel
    117s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2023, 22:22

General

  • Target

    771cf8459a4c819f7f3eec8544a608ff98415cd643a342d95e3ee700df4bc61f.exe

  • Size

    1.1MB

  • MD5

    d1834d94a02f34e550cf601e1ca51a77

  • SHA1

    cdc7b65353f18a072a89bea1cb47a323bdb347e8

  • SHA256

    771cf8459a4c819f7f3eec8544a608ff98415cd643a342d95e3ee700df4bc61f

  • SHA512

    1bf97325f22ae962735aff48a7e4a4210455fb27d4613cdf555029051955781ceaf5586d2c23442db224074519a15d9c350d95975f0c31e516a0018451d48bea

  • SSDEEP

    24576:pyh0tlEnGxkkOyUBIfNzJCosC19R4gArm7nmb6Erf0124GzK0:cWtlTmtyzVJCwR4gIYc6S811W

Malware Config

Extracted

Family

redline

Botnet

muza

C2

185.161.248.75:4132

Attributes
  • auth_value

    99f39e1ac98e0c0a729ab27594e72bc3

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 10 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\771cf8459a4c819f7f3eec8544a608ff98415cd643a342d95e3ee700df4bc61f.exe
    "C:\Users\Admin\AppData\Local\Temp\771cf8459a4c819f7f3eec8544a608ff98415cd643a342d95e3ee700df4bc61f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4660
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5918857.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5918857.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3240
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1430105.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1430105.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1256
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0353688.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0353688.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1660
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b1903432.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b1903432.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1648
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:692
        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe
          C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1696
          • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
            "C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4640
            • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
              C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of UnmapMainImage
              PID:2204
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 12
                7⤵
                • Program crash
                PID:2584
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:996
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4404
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2204 -ip 2204
    1⤵
      PID:5068

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d5202940.exe.log

      Filesize

      425B

      MD5

      4eaca4566b22b01cd3bc115b9b0b2196

      SHA1

      e743e0792c19f71740416e7b3c061d9f1336bf94

      SHA256

      34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

      SHA512

      bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe

      Filesize

      903KB

      MD5

      56b3ccd53b4acb8aedc802f96b4be602

      SHA1

      4afc9af2c5b9340e334259071acf16af61886e03

      SHA256

      2e583ef6b76c63deac9dbe64b7cde1dfde2b14fc625b52d7d932c7a035ae66fd

      SHA512

      385126b75cb3615e0a253122b4597932ebc809f6a7470525d161450f394b95baebb6970514d93d93e0902ab7fee0a8e7de99e5cf2a0544d7d29a632d7631f6e6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe

      Filesize

      903KB

      MD5

      56b3ccd53b4acb8aedc802f96b4be602

      SHA1

      4afc9af2c5b9340e334259071acf16af61886e03

      SHA256

      2e583ef6b76c63deac9dbe64b7cde1dfde2b14fc625b52d7d932c7a035ae66fd

      SHA512

      385126b75cb3615e0a253122b4597932ebc809f6a7470525d161450f394b95baebb6970514d93d93e0902ab7fee0a8e7de99e5cf2a0544d7d29a632d7631f6e6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d5202940.exe

      Filesize

      903KB

      MD5

      56b3ccd53b4acb8aedc802f96b4be602

      SHA1

      4afc9af2c5b9340e334259071acf16af61886e03

      SHA256

      2e583ef6b76c63deac9dbe64b7cde1dfde2b14fc625b52d7d932c7a035ae66fd

      SHA512

      385126b75cb3615e0a253122b4597932ebc809f6a7470525d161450f394b95baebb6970514d93d93e0902ab7fee0a8e7de99e5cf2a0544d7d29a632d7631f6e6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5918857.exe

      Filesize

      750KB

      MD5

      193f4866f59a78e2db8589fda63f57b8

      SHA1

      835b6488b4b86d7da64bd6a064283838ee1ed797

      SHA256

      7a471714d150281517cd010fbd331b6ad8bf326c44f96236b087103ecb928e69

      SHA512

      2f3d3634d7f938e9ce44621760746b1a96045ed307b01d483655eb8d95a26a6c228c86cd4319d3ba624a73cb71996ab6ab0ca9e8614ff82894c7a5b8d92eebcd

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5918857.exe

      Filesize

      750KB

      MD5

      193f4866f59a78e2db8589fda63f57b8

      SHA1

      835b6488b4b86d7da64bd6a064283838ee1ed797

      SHA256

      7a471714d150281517cd010fbd331b6ad8bf326c44f96236b087103ecb928e69

      SHA512

      2f3d3634d7f938e9ce44621760746b1a96045ed307b01d483655eb8d95a26a6c228c86cd4319d3ba624a73cb71996ab6ab0ca9e8614ff82894c7a5b8d92eebcd

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c2150125.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1430105.exe

      Filesize

      305KB

      MD5

      67c4d9fcfaba58c8dd43caaedc728804

      SHA1

      b1148f1ca2e9fe283d3f6be0570263dfb264ea73

      SHA256

      b5ddb92b175e86198f4b76d757e86fd0418b348c7cf4e7a190181ec305635c25

      SHA512

      77e66256da75d855ceebdb35cee109923181aa3e87e0646707cb956d25dfaf26826fa6e788a581030a1b9c7e44fd41e70597013dba10d525a19aa20955408662

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1430105.exe

      Filesize

      305KB

      MD5

      67c4d9fcfaba58c8dd43caaedc728804

      SHA1

      b1148f1ca2e9fe283d3f6be0570263dfb264ea73

      SHA256

      b5ddb92b175e86198f4b76d757e86fd0418b348c7cf4e7a190181ec305635c25

      SHA512

      77e66256da75d855ceebdb35cee109923181aa3e87e0646707cb956d25dfaf26826fa6e788a581030a1b9c7e44fd41e70597013dba10d525a19aa20955408662

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0353688.exe

      Filesize

      184KB

      MD5

      ae3689512b0b3f71d8358fc9b14417d2

      SHA1

      05801414f1bdfc8fde9d318a4c77d9fce7b0bf25

      SHA256

      9cf8c21820b305566da5687d257ff04a587fcd325771099bf58587d4cc88fc1c

      SHA512

      f81d1032b31b7a20fc83edab767eb6ea184b95f51d1275f799422bc4f4191193039cc229618e01aacacdf20ab3bd8114c91c44cea60dcf2812acf4d8b9238e83

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0353688.exe

      Filesize

      184KB

      MD5

      ae3689512b0b3f71d8358fc9b14417d2

      SHA1

      05801414f1bdfc8fde9d318a4c77d9fce7b0bf25

      SHA256

      9cf8c21820b305566da5687d257ff04a587fcd325771099bf58587d4cc88fc1c

      SHA512

      f81d1032b31b7a20fc83edab767eb6ea184b95f51d1275f799422bc4f4191193039cc229618e01aacacdf20ab3bd8114c91c44cea60dcf2812acf4d8b9238e83

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b1903432.exe

      Filesize

      145KB

      MD5

      508742c592bc4cb2a6ee58e046cc9203

      SHA1

      354c6d59faa3d7e82c9b6314ad0474a7004ee5f8

      SHA256

      1034d0092d2e0ea6a678143707e293f19ec51f10fb17d4ce95671f4633c2c89a

      SHA512

      8e60ee8806256d96751baa6376790f14a3c1624718e9f1d1d96c7d4270f5891d2a30d66e04e2ad0004cae97a8d8b9cea7e5f2a65348767a1ede14babe98ff2f4

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b1903432.exe

      Filesize

      145KB

      MD5

      508742c592bc4cb2a6ee58e046cc9203

      SHA1

      354c6d59faa3d7e82c9b6314ad0474a7004ee5f8

      SHA256

      1034d0092d2e0ea6a678143707e293f19ec51f10fb17d4ce95671f4633c2c89a

      SHA512

      8e60ee8806256d96751baa6376790f14a3c1624718e9f1d1d96c7d4270f5891d2a30d66e04e2ad0004cae97a8d8b9cea7e5f2a65348767a1ede14babe98ff2f4

    • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

      Filesize

      963KB

      MD5

      46886fd29355e70b1f886463baf50864

      SHA1

      03a90f1e76078e612f0cb1c1253bc0a4ad36d837

      SHA256

      eb28a111f7668f99115e3f053887e1569171f76b1649a65b673a86d2f493b3f2

      SHA512

      2786a98e559ad02c1429e5acb9039e85b1d9237755c9f36ac23d6e17d71f346b6ce713431abce1173d9886b85f097355a27b4c9754b8ba7b36f84b31dd7018b4

    • memory/692-207-0x0000000007020000-0x0000000007030000-memory.dmp

      Filesize

      64KB

    • memory/692-206-0x00000000001E0000-0x00000000002D8000-memory.dmp

      Filesize

      992KB

    • memory/996-217-0x0000000000290000-0x0000000000378000-memory.dmp

      Filesize

      928KB

    • memory/996-219-0x0000000007140000-0x0000000007150000-memory.dmp

      Filesize

      64KB

    • memory/1648-191-0x00000000050E0000-0x00000000051EA000-memory.dmp

      Filesize

      1.0MB

    • memory/1648-200-0x0000000006AD0000-0x0000000006B20000-memory.dmp

      Filesize

      320KB

    • memory/1648-201-0x00000000053D0000-0x00000000053E0000-memory.dmp

      Filesize

      64KB

    • memory/1648-189-0x0000000000780000-0x00000000007AA000-memory.dmp

      Filesize

      168KB

    • memory/1648-190-0x00000000055B0000-0x0000000005BC8000-memory.dmp

      Filesize

      6.1MB

    • memory/1648-199-0x0000000006860000-0x00000000068D6000-memory.dmp

      Filesize

      472KB

    • memory/1648-192-0x0000000005010000-0x0000000005022000-memory.dmp

      Filesize

      72KB

    • memory/1648-193-0x0000000005070000-0x00000000050AC000-memory.dmp

      Filesize

      240KB

    • memory/1648-194-0x00000000053D0000-0x00000000053E0000-memory.dmp

      Filesize

      64KB

    • memory/1648-195-0x00000000054E0000-0x0000000005572000-memory.dmp

      Filesize

      584KB

    • memory/1648-196-0x0000000005BD0000-0x0000000005C36000-memory.dmp

      Filesize

      408KB

    • memory/1648-197-0x0000000006900000-0x0000000006AC2000-memory.dmp

      Filesize

      1.8MB

    • memory/1648-198-0x0000000007000000-0x000000000752C000-memory.dmp

      Filesize

      5.2MB

    • memory/1660-169-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-154-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

      Filesize

      64KB

    • memory/1660-183-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-181-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-179-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-177-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-175-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-184-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

      Filesize

      64KB

    • memory/1660-173-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-157-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-155-0x0000000004AE0000-0x0000000005084000-memory.dmp

      Filesize

      5.6MB

    • memory/1660-171-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-167-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-165-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-156-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-163-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-161-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1660-159-0x0000000002510000-0x0000000002526000-memory.dmp

      Filesize

      88KB

    • memory/1696-208-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/1696-233-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/1696-218-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/1696-212-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/1696-211-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/4404-235-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/4404-239-0x0000000005120000-0x0000000005130000-memory.dmp

      Filesize

      64KB

    • memory/4640-234-0x00000000078E0000-0x00000000078F0000-memory.dmp

      Filesize

      64KB