Analysis

  • max time kernel
    142s
  • max time network
    126s
  • 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, 15:32

General

  • Target

    107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe

  • Size

    679KB

  • MD5

    0de62bb87a44d11569ebc0bafcd86381

  • SHA1

    d2ccad334ebfb9cd0204eafd28eed3c39a584ee2

  • SHA256

    107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5

  • SHA512

    b139786becf43ed1820bfd9918a4927f11ef141b50737defc387f0cd1daf4f1416609003306053e637504dc1a0d2259b07d1462f1e90639da33f161ee1f24ae4

  • SSDEEP

    12288:qH1pUm5YOZdyT8xt49RuwydFaySKZ0koWb0QNRnZfB/4fW6z99:mMCdyee9RuwSayShHWbpdBQfWQ99

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 34 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\107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe
    "C:\Users\Admin\AppData\Local\Temp\107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4176
    • 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:2276
      • 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:4540
      • 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:1276
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 968
          4⤵
          • Program crash
          PID:1764
    • 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:1896
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 512
      2⤵
      • Program crash
      PID:440
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1276 -ip 1276
    1⤵
      PID:2912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4176 -ip 4176
      1⤵
        PID:3936
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start wuauserv
        1⤵
        • Launches sc.exe
        PID:3168

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            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/1276-200-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-206-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-159-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-161-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-163-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-162-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-166-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-165-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-168-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-170-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-174-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-172-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-176-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-178-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-180-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-182-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-184-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-186-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-188-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-190-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-192-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-194-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-196-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-198-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-157-0x0000000004FA0000-0x0000000005544000-memory.dmp

              Filesize

              5.6MB

            • memory/1276-202-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-204-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-158-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-208-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-210-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-212-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-214-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-216-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-218-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-220-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-222-0x00000000029F0000-0x0000000002A2E000-memory.dmp

              Filesize

              248KB

            • memory/1276-1067-0x0000000005550000-0x0000000005B68000-memory.dmp

              Filesize

              6.1MB

            • memory/1276-1068-0x0000000005B70000-0x0000000005C7A000-memory.dmp

              Filesize

              1.0MB

            • memory/1276-1069-0x0000000004F50000-0x0000000004F62000-memory.dmp

              Filesize

              72KB

            • memory/1276-1070-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-1071-0x0000000005C80000-0x0000000005CBC000-memory.dmp

              Filesize

              240KB

            • memory/1276-1074-0x0000000005F50000-0x0000000005FE2000-memory.dmp

              Filesize

              584KB

            • memory/1276-1075-0x0000000005FF0000-0x0000000006056000-memory.dmp

              Filesize

              408KB

            • memory/1276-1076-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-1077-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-1078-0x0000000006810000-0x00000000069D2000-memory.dmp

              Filesize

              1.8MB

            • memory/1276-1079-0x00000000069F0000-0x0000000006F1C000-memory.dmp

              Filesize

              5.2MB

            • memory/1276-1080-0x0000000004F90000-0x0000000004FA0000-memory.dmp

              Filesize

              64KB

            • memory/1276-1081-0x00000000071A0000-0x0000000007216000-memory.dmp

              Filesize

              472KB

            • memory/1276-156-0x00000000009D0000-0x0000000000A1B000-memory.dmp

              Filesize

              300KB

            • memory/1276-1082-0x0000000007230000-0x0000000007280000-memory.dmp

              Filesize

              320KB

            • memory/1896-1088-0x0000000000FE0000-0x0000000001012000-memory.dmp

              Filesize

              200KB

            • memory/1896-1090-0x0000000005C00000-0x0000000005C10000-memory.dmp

              Filesize

              64KB

            • memory/4176-149-0x00000000024B0000-0x000000000253A000-memory.dmp

              Filesize

              552KB

            • memory/4176-150-0x0000000000400000-0x000000000076C000-memory.dmp

              Filesize

              3.4MB

            • memory/4540-148-0x0000000000830000-0x000000000083A000-memory.dmp

              Filesize

              40KB