Analysis

  • max time kernel
    129s
  • max time network
    129s
  • 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 16:48

General

  • Target

    e1f993ec92e8dc51e748b741acb85c04e16ea82515d0578aa6edd1723f691bce.exe

  • Size

    680KB

  • MD5

    ae247ba12e586f29c59c688c4f9d2327

  • SHA1

    a4c17f28bdcbbe16174d3aaa4c7a18e20c58a1ae

  • SHA256

    e1f993ec92e8dc51e748b741acb85c04e16ea82515d0578aa6edd1723f691bce

  • SHA512

    5e45881fdfbb4c01192d4f6922d4fd8b7197b75e413ba7633dd35868e83a2d0098894a01be57228a68f26e56e387988373724c1fea98e9427927bde177d55d87

  • SSDEEP

    12288:FX7oJKZmgqrU61SF/LArdDoJPHtR53SuyNTOrCpJeyZX0hcIQv:JIKZvQFUFs5o9Hn53SusJVX8Qv

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\e1f993ec92e8dc51e748b741acb85c04e16ea82515d0578aa6edd1723f691bce.exe
    "C:\Users\Admin\AppData\Local\Temp\e1f993ec92e8dc51e748b741acb85c04e16ea82515d0578aa6edd1723f691bce.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1428
    • 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:3988
      • 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:1872
      • 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:3808
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3808 -s 1352
          4⤵
          • Program crash
          PID:232
    • 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:3576
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 428
      2⤵
      • Program crash
      PID:4644
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3808 -ip 3808
    1⤵
      PID:2148
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1428 -ip 1428
      1⤵
        PID:4680
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start wuauserv
        1⤵
        • Launches sc.exe
        PID:232

      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/1428-150-0x0000000000400000-0x000000000076D000-memory.dmp

        Filesize

        3.4MB

      • memory/1428-141-0x0000000002620000-0x00000000026AA000-memory.dmp

        Filesize

        552KB

      • memory/1872-149-0x0000000000AD0000-0x0000000000ADA000-memory.dmp

        Filesize

        40KB

      • memory/3576-1089-0x0000000005370000-0x0000000005380000-memory.dmp

        Filesize

        64KB

      • memory/3576-1088-0x0000000000760000-0x0000000000792000-memory.dmp

        Filesize

        200KB

      • memory/3808-194-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-206-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-161-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-162-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-164-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-166-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-168-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-170-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-172-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-174-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-176-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-178-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-180-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-182-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-184-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-186-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-188-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-190-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-192-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-159-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB

      • memory/3808-196-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-198-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-200-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-202-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-204-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-160-0x0000000004CA0000-0x0000000005244000-memory.dmp

        Filesize

        5.6MB

      • memory/3808-208-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-210-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-212-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-214-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-216-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-218-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-220-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-222-0x0000000005290000-0x00000000052CE000-memory.dmp

        Filesize

        248KB

      • memory/3808-1067-0x0000000005320000-0x0000000005938000-memory.dmp

        Filesize

        6.1MB

      • memory/3808-1068-0x00000000059C0000-0x0000000005ACA000-memory.dmp

        Filesize

        1.0MB

      • memory/3808-1069-0x0000000005B00000-0x0000000005B12000-memory.dmp

        Filesize

        72KB

      • memory/3808-1070-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB

      • memory/3808-1071-0x0000000005B20000-0x0000000005B5C000-memory.dmp

        Filesize

        240KB

      • memory/3808-1074-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB

      • memory/3808-1075-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB

      • memory/3808-1076-0x0000000005E10000-0x0000000005EA2000-memory.dmp

        Filesize

        584KB

      • memory/3808-1077-0x0000000005EB0000-0x0000000005F16000-memory.dmp

        Filesize

        408KB

      • memory/3808-1078-0x00000000065B0000-0x0000000006626000-memory.dmp

        Filesize

        472KB

      • memory/3808-1079-0x0000000006640000-0x0000000006690000-memory.dmp

        Filesize

        320KB

      • memory/3808-1080-0x00000000067B0000-0x0000000006972000-memory.dmp

        Filesize

        1.8MB

      • memory/3808-1081-0x0000000006980000-0x0000000006EAC000-memory.dmp

        Filesize

        5.2MB

      • memory/3808-158-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB

      • memory/3808-157-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB

      • memory/3808-156-0x00000000008A0000-0x00000000008EB000-memory.dmp

        Filesize

        300KB

      • memory/3808-1082-0x0000000002490000-0x00000000024A0000-memory.dmp

        Filesize

        64KB