Analysis

  • max time kernel
    135s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 16:32

General

  • Target

    97a66de3a433e595bff1c7e382b910b01b9c5959cb4ca91a21f1f3fdf79a1331.exe

  • Size

    680KB

  • MD5

    c2dd14ac6605882c4cb51e4430b82587

  • SHA1

    255ccf101755cb73f22634114bfe8648d81667da

  • SHA256

    97a66de3a433e595bff1c7e382b910b01b9c5959cb4ca91a21f1f3fdf79a1331

  • SHA512

    76d1cea57e052e1de1c4ab8d6f4e7c3bb3c631a36a63a43a159c7d3b42a26f2aa0068561218f884745f1bc413f004dd43123fbea1d2ca7a42e841aa02245f0b2

  • SSDEEP

    12288:tX7oJKZmgqrU61SF/LArdDoJPHtR53SuyNTOrCpJeyZX0hcIQv:BIKZvQFUFs5o9Hn53SusJVX8Qv

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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.

  • RedLine payload 32 IoCs
  • Executes dropped EXE 4 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 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97a66de3a433e595bff1c7e382b910b01b9c5959cb4ca91a21f1f3fdf79a1331.exe
    "C:\Users\Admin\AppData\Local\Temp\97a66de3a433e595bff1c7e382b910b01b9c5959cb4ca91a21f1f3fdf79a1331.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3148
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5000
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2808
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1560
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1560 -s 2064
          4⤵
          • Program crash
          PID:4828
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1464
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 484
      2⤵
      • Program crash
      PID:3340
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1560 -ip 1560
    1⤵
      PID:4988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3148 -ip 3148
      1⤵
        PID:1608
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start wuauserv
        1⤵
        • Launches sc.exe
        PID:4992

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe
        Filesize

        175KB

        MD5

        41707338e1e2d868aa699ac0dd2e77b0

        SHA1

        36e0dfba09f9fb409faf0f9a99217d0d0c524b82

        SHA256

        8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

        SHA512

        80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe
        Filesize

        175KB

        MD5

        41707338e1e2d868aa699ac0dd2e77b0

        SHA1

        36e0dfba09f9fb409faf0f9a99217d0d0c524b82

        SHA256

        8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

        SHA512

        80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe
        Filesize

        402KB

        MD5

        518b04ba64616f0c983c465195bb272b

        SHA1

        725a5976fabf6827df5618081a05d3bc852aad9a

        SHA256

        dca49399288362d252e53016e407897b9951c58c4de6ce1e3b17bb0289293985

        SHA512

        1c2b119e79f1f58af1062dd1cc72558e48b5cf871dbad79d8d4f34938c46156dddb9675850ca059700a27e88ef8edf8bc62b95ed35f56a39b7881df360596731

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe
        Filesize

        402KB

        MD5

        518b04ba64616f0c983c465195bb272b

        SHA1

        725a5976fabf6827df5618081a05d3bc852aad9a

        SHA256

        dca49399288362d252e53016e407897b9951c58c4de6ce1e3b17bb0289293985

        SHA512

        1c2b119e79f1f58af1062dd1cc72558e48b5cf871dbad79d8d4f34938c46156dddb9675850ca059700a27e88ef8edf8bc62b95ed35f56a39b7881df360596731

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe
        Filesize

        349KB

        MD5

        2d2e7f883609b2952e13fc14f1055ddc

        SHA1

        7cd63c64d30e026f9f6be9afabde1f463685f082

        SHA256

        cccad3304cfc62139cc7e78a31b2246f7112336573d690eb05036c70d2ee8c7b

        SHA512

        412768cc8e7e1b4f454a9425fb16ef64b4fecdb13793567e57011eb7db50c30e8717560b2a677b37c8b48bf6da036e4967ceda81e697006b80186bbd36f08828

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe
        Filesize

        349KB

        MD5

        2d2e7f883609b2952e13fc14f1055ddc

        SHA1

        7cd63c64d30e026f9f6be9afabde1f463685f082

        SHA256

        cccad3304cfc62139cc7e78a31b2246f7112336573d690eb05036c70d2ee8c7b

        SHA512

        412768cc8e7e1b4f454a9425fb16ef64b4fecdb13793567e57011eb7db50c30e8717560b2a677b37c8b48bf6da036e4967ceda81e697006b80186bbd36f08828

      • memory/1464-1088-0x0000000005A10000-0x0000000005A20000-memory.dmp
        Filesize

        64KB

      • memory/1464-1087-0x0000000000E50000-0x0000000000E82000-memory.dmp
        Filesize

        200KB

      • memory/1560-197-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-211-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-161-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-163-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-165-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-167-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-169-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-171-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-173-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-175-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-179-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-177-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-181-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-183-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-185-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-187-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-189-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-191-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-193-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-195-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-158-0x0000000004D90000-0x0000000004DA0000-memory.dmp
        Filesize

        64KB

      • memory/1560-199-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-201-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-203-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-205-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-207-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-209-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-160-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-213-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-215-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-217-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-219-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-221-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
        Filesize

        248KB

      • memory/1560-1066-0x0000000005350000-0x0000000005968000-memory.dmp
        Filesize

        6.1MB

      • memory/1560-1067-0x00000000059C0000-0x0000000005ACA000-memory.dmp
        Filesize

        1.0MB

      • memory/1560-1068-0x0000000005B00000-0x0000000005B12000-memory.dmp
        Filesize

        72KB

      • memory/1560-1069-0x0000000005B20000-0x0000000005B5C000-memory.dmp
        Filesize

        240KB

      • memory/1560-1070-0x0000000004D90000-0x0000000004DA0000-memory.dmp
        Filesize

        64KB

      • memory/1560-1073-0x0000000004D90000-0x0000000004DA0000-memory.dmp
        Filesize

        64KB

      • memory/1560-1074-0x0000000004D90000-0x0000000004DA0000-memory.dmp
        Filesize

        64KB

      • memory/1560-1075-0x0000000005E10000-0x0000000005EA2000-memory.dmp
        Filesize

        584KB

      • memory/1560-1076-0x0000000005EB0000-0x0000000005F16000-memory.dmp
        Filesize

        408KB

      • memory/1560-1077-0x0000000006830000-0x00000000069F2000-memory.dmp
        Filesize

        1.8MB

      • memory/1560-1078-0x0000000006A00000-0x0000000006F2C000-memory.dmp
        Filesize

        5.2MB

      • memory/1560-1079-0x0000000004D90000-0x0000000004DA0000-memory.dmp
        Filesize

        64KB

      • memory/1560-1080-0x00000000073A0000-0x0000000007416000-memory.dmp
        Filesize

        472KB

      • memory/1560-159-0x0000000004D90000-0x0000000004DA0000-memory.dmp
        Filesize

        64KB

      • memory/1560-157-0x0000000002390000-0x00000000023DB000-memory.dmp
        Filesize

        300KB

      • memory/1560-156-0x0000000004DA0000-0x0000000005344000-memory.dmp
        Filesize

        5.6MB

      • memory/1560-1081-0x0000000007430000-0x0000000007480000-memory.dmp
        Filesize

        320KB

      • memory/2808-149-0x00000000001C0000-0x00000000001CA000-memory.dmp
        Filesize

        40KB

      • memory/3148-141-0x00000000025F0000-0x000000000267A000-memory.dmp
        Filesize

        552KB

      • memory/3148-150-0x0000000000400000-0x000000000076D000-memory.dmp
        Filesize

        3.4MB