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Analysis

  • max time kernel
    146s
  • max time network
    158s
  • 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, 21:14

General

  • Target

    3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe

  • Size

    702KB

  • MD5

    5798a2661ffa445fa108eb1250c4e257

  • SHA1

    65f9c18d70aec692fc3b49ecb0f1711b0641b229

  • SHA256

    3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7

  • SHA512

    6de6a333a60a3ad1e5e9abc78d086aeafd03b900d15ccf44af0481172793c897f5a46073aec4ad3522fd9cab70968db85f13494f3ebadefb9e4eb8f039074c26

  • SSDEEP

    12288:4y90pQ2oukJckcYouslkK8/I2cqTEG2do9w2YbZ3G0ZJgjhjtmRI:4y2CJqZ8AgoGlwVF7ZJgjfv

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 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe
    "C:\Users\Admin\AppData\Local\Temp\3161c0a02467b18f37fdad33dab0d9609eff8122ca9baf764c1269d9954fcbf7.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:496
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 1108
          4⤵
          • Program crash
          PID:2500
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2188 -ip 2188
    1⤵
      PID:3912

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe

      Filesize

      547KB

      MD5

      5c7da6d026ad8b6c2bdfc3c66e8f5c57

      SHA1

      51f75108c31ce9089b113b8f36037f43f42e5549

      SHA256

      27c7aa7192806d48478d5a1cbbab00a6adbd587d53752e2eed514664666b49b7

      SHA512

      f91038b731db7c0ca59e3983ee750f7789e5d7298745cb572fb6d3b49d91faf3d6a6f005732377d96c022a77a571376762ec53c33a636610f7b20025972e74eb

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un153793.exe

      Filesize

      547KB

      MD5

      5c7da6d026ad8b6c2bdfc3c66e8f5c57

      SHA1

      51f75108c31ce9089b113b8f36037f43f42e5549

      SHA256

      27c7aa7192806d48478d5a1cbbab00a6adbd587d53752e2eed514664666b49b7

      SHA512

      f91038b731db7c0ca59e3983ee750f7789e5d7298745cb572fb6d3b49d91faf3d6a6f005732377d96c022a77a571376762ec53c33a636610f7b20025972e74eb

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

      Filesize

      269KB

      MD5

      9ce475a2198f2a11416288864756f8e5

      SHA1

      f598ecdba173e60df23aeb21840fb555cc1bbe12

      SHA256

      48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

      SHA512

      28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\57780374.exe

      Filesize

      269KB

      MD5

      9ce475a2198f2a11416288864756f8e5

      SHA1

      f598ecdba173e60df23aeb21840fb555cc1bbe12

      SHA256

      48444eb8c245bde93e6499aafde0be17f71f117af3b586f4be9f90e13456cf0b

      SHA512

      28cedaf6d6b52a6a4cdb19b6a6367ba64997b07c00c1472352b8c8f42f235be4a422126d4a5d25f9e3cc094145e3a74adfb75a02585101dcd0ee25c512e8a8a4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

      Filesize

      353KB

      MD5

      1605044c47e4cbe4d9b887da13eb8eab

      SHA1

      cf9b7efb52aa40d487ffa433b046af5c2da3f21c

      SHA256

      1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

      SHA512

      be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk269723.exe

      Filesize

      353KB

      MD5

      1605044c47e4cbe4d9b887da13eb8eab

      SHA1

      cf9b7efb52aa40d487ffa433b046af5c2da3f21c

      SHA256

      1300b6b4e6b14bc7e7d0b41e9b4107048bda318168128c6d4df8f5f3e880f864

      SHA512

      be5f6bb7f4079fc4b1a50afbd051f953007473d69a73c0462e6f1909adb0662daa12e50f6ac401dd82ab3a2cd70cbd684aafc45c81ffb586f938905f14aa734b

    • memory/1004-217-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-223-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-995-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-994-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-993-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-992-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-990-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-197-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-989-0x000000000A450000-0x000000000A48C000-memory.dmp

      Filesize

      240KB

    • memory/1004-988-0x000000000A340000-0x000000000A44A000-memory.dmp

      Filesize

      1.0MB

    • memory/1004-987-0x00000000072B0000-0x00000000072C2000-memory.dmp

      Filesize

      72KB

    • memory/1004-195-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-227-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-225-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-193-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-203-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-221-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-220-0x00000000072E0000-0x00000000072F0000-memory.dmp

      Filesize

      64KB

    • memory/1004-219-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-216-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-215-0x0000000002BE0000-0x0000000002C26000-memory.dmp

      Filesize

      280KB

    • memory/1004-213-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-211-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-209-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-190-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-191-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-207-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-986-0x0000000009D20000-0x000000000A338000-memory.dmp

      Filesize

      6.1MB

    • memory/1004-205-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-199-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/1004-201-0x0000000007190000-0x00000000071C5000-memory.dmp

      Filesize

      212KB

    • memory/2188-174-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-160-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-151-0x0000000004800000-0x0000000004810000-memory.dmp

      Filesize

      64KB

    • memory/2188-149-0x0000000002BA0000-0x0000000002BCD000-memory.dmp

      Filesize

      180KB

    • memory/2188-150-0x0000000004800000-0x0000000004810000-memory.dmp

      Filesize

      64KB

    • memory/2188-185-0x0000000000400000-0x0000000002B9E000-memory.dmp

      Filesize

      39.6MB

    • memory/2188-184-0x0000000004800000-0x0000000004810000-memory.dmp

      Filesize

      64KB

    • memory/2188-183-0x0000000004800000-0x0000000004810000-memory.dmp

      Filesize

      64KB

    • memory/2188-148-0x0000000007120000-0x00000000076C4000-memory.dmp

      Filesize

      5.6MB

    • memory/2188-181-0x0000000000400000-0x0000000002B9E000-memory.dmp

      Filesize

      39.6MB

    • memory/2188-178-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-180-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-176-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-172-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-170-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-168-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-166-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-164-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-162-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-158-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-156-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-154-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-153-0x00000000076D0000-0x00000000076E2000-memory.dmp

      Filesize

      72KB

    • memory/2188-152-0x0000000004800000-0x0000000004810000-memory.dmp

      Filesize

      64KB