Analysis

  • max time kernel
    151s
  • max time network
    152s
  • 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, 21:38

General

  • Target

    4599471784955664ade1750f82e6031a4250392e394b6c42ae178934296da6ef.exe

  • Size

    1.2MB

  • MD5

    8df6f21640a0b0ca34f5f8e36ebed7b9

  • SHA1

    5baf0a607382977daa8d60bab2f23239ac4cf1ba

  • SHA256

    4599471784955664ade1750f82e6031a4250392e394b6c42ae178934296da6ef

  • SHA512

    977e940e786b2f91894a5a3d855af3a5262c69c27a42dde424e5300f4d392fcafb8e4be75c3f6cf6c5a655c44d72b2c54beea46a00eb1f5a802a287a8a748025

  • SSDEEP

    24576:hCbht9y/vN4jFVkUI4Hiew2ltipvLt87VLLLVxCwaUdw578ObN/4SYrnP4uO:hCz9uyy4Hrw2lt2CxxCwbdw57fQSG

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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4599471784955664ade1750f82e6031a4250392e394b6c42ae178934296da6ef.exe
    "C:\Users\Admin\AppData\Local\Temp\4599471784955664ade1750f82e6031a4250392e394b6c42ae178934296da6ef.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4088
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yO446889.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yO446889.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4444
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qB246406.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qB246406.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1556
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\140109293.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\140109293.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4052
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\274081212.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\274081212.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:2184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yO446889.exe

    Filesize

    764KB

    MD5

    600476bf25074113fe6c45c5e40641b7

    SHA1

    b85e680f76ce4fe49940f83231f5a042f5c1ffbb

    SHA256

    3e712a0a91c15a1248bb2379a8319845bd03ac7bbb245652db0d28d78d803852

    SHA512

    3a6476379f08fd67f81095f52b3385872b8abcdba87908bc5260a35ce42289dfcf8e4433796caa80e8c9907e9d4eaedd61709b0d3cd1e513dfcaa4c124111795

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yO446889.exe

    Filesize

    764KB

    MD5

    600476bf25074113fe6c45c5e40641b7

    SHA1

    b85e680f76ce4fe49940f83231f5a042f5c1ffbb

    SHA256

    3e712a0a91c15a1248bb2379a8319845bd03ac7bbb245652db0d28d78d803852

    SHA512

    3a6476379f08fd67f81095f52b3385872b8abcdba87908bc5260a35ce42289dfcf8e4433796caa80e8c9907e9d4eaedd61709b0d3cd1e513dfcaa4c124111795

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qB246406.exe

    Filesize

    592KB

    MD5

    3415de0d7184a8e3cf4bbdb8bad1da3f

    SHA1

    45ae1c0661ecbf187cc7e81bec3a5c4172d13c85

    SHA256

    4b70ec7176f70274c52058887a5c28f0520b057a38a81e28689aeb33fa7ab756

    SHA512

    7f35d81b4e06777f7b8f9a58686450a7eb74209cde7d002f8ab2882c26ac3f96d3ed9e130db2eb3d166d92f411d9a83983f580c83ea9a4baa4da56a1e27b813c

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qB246406.exe

    Filesize

    592KB

    MD5

    3415de0d7184a8e3cf4bbdb8bad1da3f

    SHA1

    45ae1c0661ecbf187cc7e81bec3a5c4172d13c85

    SHA256

    4b70ec7176f70274c52058887a5c28f0520b057a38a81e28689aeb33fa7ab756

    SHA512

    7f35d81b4e06777f7b8f9a58686450a7eb74209cde7d002f8ab2882c26ac3f96d3ed9e130db2eb3d166d92f411d9a83983f580c83ea9a4baa4da56a1e27b813c

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\140109293.exe

    Filesize

    377KB

    MD5

    4c6f4b1b21c88d4c448735da40062b19

    SHA1

    db46ddbe0e87f3d4564920baa64cbcf36067372f

    SHA256

    454936c08ed3ee121e0f39dec419843247881c016b720eff6258fcae39c7c6ae

    SHA512

    0b790eefe656f6b5a87cf3d41cc86d6cf657988e2c2a74dec6299366e60dea60c2054fbec0676f2bbbb6ded87397e435a2b7194f946400b6737ffb3da300fcb2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\140109293.exe

    Filesize

    377KB

    MD5

    4c6f4b1b21c88d4c448735da40062b19

    SHA1

    db46ddbe0e87f3d4564920baa64cbcf36067372f

    SHA256

    454936c08ed3ee121e0f39dec419843247881c016b720eff6258fcae39c7c6ae

    SHA512

    0b790eefe656f6b5a87cf3d41cc86d6cf657988e2c2a74dec6299366e60dea60c2054fbec0676f2bbbb6ded87397e435a2b7194f946400b6737ffb3da300fcb2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\274081212.exe

    Filesize

    459KB

    MD5

    1bea2505609a88ba8f010303c0468d45

    SHA1

    9d199dd335b22ba2bb2dd70be5b88b1f16e18281

    SHA256

    9e3c72dd1a54b6571d5aa394845613c9e6f75738a56850b930a1f784a049fa1a

    SHA512

    98cc3f474f9b7b266a693646723105a23a8c0e8be0d47ca6b0e5238605778e93371ea35def47ffe049c1c3d6573a21d489ea650ed77c8ea0383515088913fb06

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\274081212.exe

    Filesize

    459KB

    MD5

    1bea2505609a88ba8f010303c0468d45

    SHA1

    9d199dd335b22ba2bb2dd70be5b88b1f16e18281

    SHA256

    9e3c72dd1a54b6571d5aa394845613c9e6f75738a56850b930a1f784a049fa1a

    SHA512

    98cc3f474f9b7b266a693646723105a23a8c0e8be0d47ca6b0e5238605778e93371ea35def47ffe049c1c3d6573a21d489ea650ed77c8ea0383515088913fb06

  • memory/2184-219-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-225-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-1004-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-1003-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-1002-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-1001-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-998-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-997-0x00000000080B0000-0x00000000080EC000-memory.dmp

    Filesize

    240KB

  • memory/2184-996-0x0000000007F90000-0x000000000809A000-memory.dmp

    Filesize

    1.0MB

  • memory/2184-995-0x0000000007F70000-0x0000000007F82000-memory.dmp

    Filesize

    72KB

  • memory/2184-994-0x00000000078B0000-0x0000000007EC8000-memory.dmp

    Filesize

    6.1MB

  • memory/2184-233-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-231-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-229-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-227-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-223-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-221-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-217-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-213-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-215-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-214-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-209-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-210-0x0000000000A30000-0x0000000000A76000-memory.dmp

    Filesize

    280KB

  • memory/2184-211-0x00000000025A0000-0x00000000025B0000-memory.dmp

    Filesize

    64KB

  • memory/2184-198-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-199-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-201-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-203-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-205-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/2184-207-0x0000000002A80000-0x0000000002AB5000-memory.dmp

    Filesize

    212KB

  • memory/4052-181-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-187-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-193-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/4052-191-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/4052-160-0x00000000024C0000-0x00000000024D0000-memory.dmp

    Filesize

    64KB

  • memory/4052-189-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-179-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-161-0x00000000024C0000-0x00000000024D0000-memory.dmp

    Filesize

    64KB

  • memory/4052-185-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-177-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-158-0x00000000021A0000-0x00000000021CD000-memory.dmp

    Filesize

    180KB

  • memory/4052-159-0x00000000024C0000-0x00000000024D0000-memory.dmp

    Filesize

    64KB

  • memory/4052-171-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-183-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-175-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-173-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-157-0x0000000004DF0000-0x0000000005394000-memory.dmp

    Filesize

    5.6MB

  • memory/4052-169-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-167-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-165-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-163-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4052-162-0x0000000002790000-0x00000000027A2000-memory.dmp

    Filesize

    72KB

  • memory/4088-141-0x0000000002730000-0x0000000002836000-memory.dmp

    Filesize

    1.0MB

  • memory/4088-190-0x0000000000400000-0x00000000008E0000-memory.dmp

    Filesize

    4.9MB