Analysis

  • max time kernel
    153s
  • max time network
    197s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-05-2023 21:47

General

  • Target

    4c58c170fa0cf2f099d788ea28007200530b48a7ce5ce9a0ebf8fa7a3a45ae86.exe

  • Size

    1.2MB

  • MD5

    c4484a13ebfe6c2faa5a247b7b1131fe

  • SHA1

    44efe8c17b5b3701038f16cc86fd32380e888883

  • SHA256

    4c58c170fa0cf2f099d788ea28007200530b48a7ce5ce9a0ebf8fa7a3a45ae86

  • SHA512

    9eda3a0b7703b2ac6d0a9832daa5a697a58d1d3185cea1a299a449f91448779a2b3b3022c6225395d82f80fdf8703f3c30051489453be62cb6292e23fcbb8327

  • SSDEEP

    24576:xVQCVvyI/k4Zf9YMGp77zdd0ZKUNk9e0KUDsM1dpkJNK35m:xVtvhk499YMGVzddAge0KUDsiyNK

Malware Config

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • 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.

  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c58c170fa0cf2f099d788ea28007200530b48a7ce5ce9a0ebf8fa7a3a45ae86.exe
    "C:\Users\Admin\AppData\Local\Temp\4c58c170fa0cf2f099d788ea28007200530b48a7ce5ce9a0ebf8fa7a3a45ae86.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4228
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VZ957923.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VZ957923.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1476
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\HG058549.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\HG058549.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1520
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\190709580.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\190709580.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:208
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1084
            5⤵
            • Program crash
            PID:4848
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\297062213.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\297062213.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:4940
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 208 -ip 208
    1⤵
      PID:4624

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VZ957923.exe

      Filesize

      764KB

      MD5

      930848f4d972b28d262031b300e6a9fd

      SHA1

      042c87a19d6faa9ac1875df7b0d2b2e6e0e88832

      SHA256

      df2d2033319c4bde307ed96c4ff802f3fad906de8bb0aa2fefec5e8f5b40e726

      SHA512

      6a9ac5f14e41f067807ecac05e3fa151677d0cbf9d51eaef6d953b1cf73dbfea6c6ca7d2aa9299052a3d077338a3bcc79c5af22f2e779a6f23085e1d9b4fe60a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\VZ957923.exe

      Filesize

      764KB

      MD5

      930848f4d972b28d262031b300e6a9fd

      SHA1

      042c87a19d6faa9ac1875df7b0d2b2e6e0e88832

      SHA256

      df2d2033319c4bde307ed96c4ff802f3fad906de8bb0aa2fefec5e8f5b40e726

      SHA512

      6a9ac5f14e41f067807ecac05e3fa151677d0cbf9d51eaef6d953b1cf73dbfea6c6ca7d2aa9299052a3d077338a3bcc79c5af22f2e779a6f23085e1d9b4fe60a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\HG058549.exe

      Filesize

      592KB

      MD5

      4411c57112249950167e2fb10f3a5c21

      SHA1

      7ad1819dd9d6b34d5b189921ab4c0f9a945f7deb

      SHA256

      581bcb58ddb1cd357ead0f01f7fad35528e2f94752e894d8cb16b52bb6f7cde3

      SHA512

      6f0c00bd7cfbc18e476584458b861ce13ba40b3f771b579c2a55524af102fdfd0dc9bace19749e140041fdf9c225733bff619de2041a18f32f4ed8b01b61bb89

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\HG058549.exe

      Filesize

      592KB

      MD5

      4411c57112249950167e2fb10f3a5c21

      SHA1

      7ad1819dd9d6b34d5b189921ab4c0f9a945f7deb

      SHA256

      581bcb58ddb1cd357ead0f01f7fad35528e2f94752e894d8cb16b52bb6f7cde3

      SHA512

      6f0c00bd7cfbc18e476584458b861ce13ba40b3f771b579c2a55524af102fdfd0dc9bace19749e140041fdf9c225733bff619de2041a18f32f4ed8b01b61bb89

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\190709580.exe

      Filesize

      378KB

      MD5

      aa77ef7b31187dab2126982db6bddf63

      SHA1

      60c0c53ca68c8a166472150554d4f7d31a0605db

      SHA256

      3c77f59c2c955bb799e085c3ae2171f7074cc9f54d725555b37fed026b217681

      SHA512

      75fdeda4eb64fd77e5b54c4efc4ca1ef8d21d699f2f3bb40e80714bb72aeddf72172d3d6b65b6d26eb9e9b5b3cb70ecc78d7e7a3a1d3fdbd4771d117887c1622

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\190709580.exe

      Filesize

      378KB

      MD5

      aa77ef7b31187dab2126982db6bddf63

      SHA1

      60c0c53ca68c8a166472150554d4f7d31a0605db

      SHA256

      3c77f59c2c955bb799e085c3ae2171f7074cc9f54d725555b37fed026b217681

      SHA512

      75fdeda4eb64fd77e5b54c4efc4ca1ef8d21d699f2f3bb40e80714bb72aeddf72172d3d6b65b6d26eb9e9b5b3cb70ecc78d7e7a3a1d3fdbd4771d117887c1622

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\297062213.exe

      Filesize

      460KB

      MD5

      85f72579f89826037f808def050f90cb

      SHA1

      b14075137fc622bd4edf6a5de3e04ff6c39ff9cb

      SHA256

      e4794dce180548fb580a671092b41708f0e6a4af78b545ec9670dd7164164c2d

      SHA512

      28d86e1f8747c3329088d3fd82972e59826d500cf8ed5eccb3fbc045fa6280c877d0ef4ecb84e8f78f3a25fe768396a6a20c1379790f8232c32980144d5cffa4

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\297062213.exe

      Filesize

      460KB

      MD5

      85f72579f89826037f808def050f90cb

      SHA1

      b14075137fc622bd4edf6a5de3e04ff6c39ff9cb

      SHA256

      e4794dce180548fb580a671092b41708f0e6a4af78b545ec9670dd7164164c2d

      SHA512

      28d86e1f8747c3329088d3fd82972e59826d500cf8ed5eccb3fbc045fa6280c877d0ef4ecb84e8f78f3a25fe768396a6a20c1379790f8232c32980144d5cffa4

    • memory/208-193-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-161-0x0000000005080000-0x0000000005624000-memory.dmp

      Filesize

      5.6MB

    • memory/208-162-0x0000000000400000-0x0000000000804000-memory.dmp

      Filesize

      4.0MB

    • memory/208-164-0x0000000005070000-0x0000000005080000-memory.dmp

      Filesize

      64KB

    • memory/208-163-0x0000000005070000-0x0000000005080000-memory.dmp

      Filesize

      64KB

    • memory/208-165-0x0000000005070000-0x0000000005080000-memory.dmp

      Filesize

      64KB

    • memory/208-166-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-167-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-169-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-171-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-173-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-175-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-177-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-179-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-181-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-183-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-185-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-187-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-189-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-191-0x0000000002770000-0x0000000002782000-memory.dmp

      Filesize

      72KB

    • memory/208-159-0x00000000008E0000-0x000000000090D000-memory.dmp

      Filesize

      180KB

    • memory/208-196-0x0000000005070000-0x0000000005080000-memory.dmp

      Filesize

      64KB

    • memory/208-197-0x0000000005070000-0x0000000005080000-memory.dmp

      Filesize

      64KB

    • memory/208-198-0x0000000005070000-0x0000000005080000-memory.dmp

      Filesize

      64KB

    • memory/208-203-0x0000000000400000-0x0000000000804000-memory.dmp

      Filesize

      4.0MB

    • memory/4228-134-0x00000000027A0000-0x00000000028A6000-memory.dmp

      Filesize

      1.0MB

    • memory/4228-139-0x0000000000400000-0x00000000008E0000-memory.dmp

      Filesize

      4.9MB

    • memory/4228-140-0x00000000027A0000-0x00000000028A6000-memory.dmp

      Filesize

      1.0MB

    • memory/4940-216-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-217-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-219-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-221-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-223-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-225-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-227-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-229-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-231-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-233-0x0000000002980000-0x00000000029B5000-memory.dmp

      Filesize

      212KB

    • memory/4940-569-0x0000000000940000-0x0000000000986000-memory.dmp

      Filesize

      280KB

    • memory/4940-573-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB

    • memory/4940-571-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB

    • memory/4940-575-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB

    • memory/4940-1014-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB

    • memory/4940-1015-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB

    • memory/4940-1018-0x0000000007900000-0x0000000007F18000-memory.dmp

      Filesize

      6.1MB

    • memory/4940-1021-0x0000000007F70000-0x0000000007F82000-memory.dmp

      Filesize

      72KB

    • memory/4940-1022-0x0000000008210000-0x000000000831A000-memory.dmp

      Filesize

      1.0MB

    • memory/4940-1023-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB

    • memory/4940-1024-0x0000000004E50000-0x0000000004E8C000-memory.dmp

      Filesize

      240KB

    • memory/4940-1027-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

      Filesize

      64KB