Analysis

  • max time kernel
    75s
  • max time network
    84s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 18:27

General

  • Target

    5f558071095f4f97f72828923886a14bab190c9ca85c42c5afc54893102d0d38.exe

  • Size

    1.5MB

  • MD5

    3810e4d620629e89095d2024a5dd8f91

  • SHA1

    b14697dadf5bf56dad70d8bc3bd5ef6c1e35a63d

  • SHA256

    5f558071095f4f97f72828923886a14bab190c9ca85c42c5afc54893102d0d38

  • SHA512

    2280c3fd9da69c1d24e75a7460bb4df9377d693e9c8e368e45f01b2fc40bb594c58b4f0fb54ec17a853e3c46bdded390b78dcc32e74ac96b1d077a7f9c392399

  • SSDEEP

    49152:aEj3GmxrubgyTCBNRYr62Q5il/do5dGal:F9qbgmCKrnV/S5dxl

Malware Config

Extracted

Family

redline

Botnet

maxbi

C2

185.161.248.73:4164

Attributes
  • auth_value

    6aa7dba884fe45693dfa04c91440daef

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 6 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 10 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f558071095f4f97f72828923886a14bab190c9ca85c42c5afc54893102d0d38.exe
    "C:\Users\Admin\AppData\Local\Temp\5f558071095f4f97f72828923886a14bab190c9ca85c42c5afc54893102d0d38.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i04415049.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i04415049.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1620
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i10286750.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i10286750.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4888
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i08852433.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i08852433.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4280
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i50244322.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i50244322.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:4824
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a80614746.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a80614746.exe
              6⤵
              • Modifies Windows Defender Real-time Protection settings
              • Executes dropped EXE
              • Windows security modification
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:884
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 884 -s 1004
                7⤵
                • Program crash
                PID:4392
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b85160893.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b85160893.exe
              6⤵
              • Executes dropped EXE
              PID:2568
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 884 -ip 884
    1⤵
      PID:3236

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i04415049.exe

      Filesize

      1.3MB

      MD5

      da9291527dfdaab551693a783065cf1e

      SHA1

      deea25b69cb569a4e0b9e0d7cd80b94518a0ecfa

      SHA256

      8e9694e53a439d0dde140ecda293ab2e25ac7e00e2ffc7d0b1e7eaf9f81037b2

      SHA512

      e385d48fe141fe7db8c0da32e87ae89e3b8bf71a371b9ca673d0c1288970d0d6b7fd095d8757134036275d03fe3deabb63f65afc5cd8ed46def4e8d6889d56f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i04415049.exe

      Filesize

      1.3MB

      MD5

      da9291527dfdaab551693a783065cf1e

      SHA1

      deea25b69cb569a4e0b9e0d7cd80b94518a0ecfa

      SHA256

      8e9694e53a439d0dde140ecda293ab2e25ac7e00e2ffc7d0b1e7eaf9f81037b2

      SHA512

      e385d48fe141fe7db8c0da32e87ae89e3b8bf71a371b9ca673d0c1288970d0d6b7fd095d8757134036275d03fe3deabb63f65afc5cd8ed46def4e8d6889d56f2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i10286750.exe

      Filesize

      1.1MB

      MD5

      c88369738627119921756e4d100b92be

      SHA1

      4c96636a972f6eece28af689e9392f0cae5e2e19

      SHA256

      228e9b9e1311fcbe70b127a25529e1b7b768ad2c772f2466e669e9c4b05eb71f

      SHA512

      f99f26f6afa5d03748ee30c924fb47dee07d5fd772cd2535c246f6133db30a9dabf4970249ab423b3e7df5b5e892130805d28b588d341159916682db599c6a96

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i10286750.exe

      Filesize

      1.1MB

      MD5

      c88369738627119921756e4d100b92be

      SHA1

      4c96636a972f6eece28af689e9392f0cae5e2e19

      SHA256

      228e9b9e1311fcbe70b127a25529e1b7b768ad2c772f2466e669e9c4b05eb71f

      SHA512

      f99f26f6afa5d03748ee30c924fb47dee07d5fd772cd2535c246f6133db30a9dabf4970249ab423b3e7df5b5e892130805d28b588d341159916682db599c6a96

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i08852433.exe

      Filesize

      685KB

      MD5

      8ec1015040d537731aaccd6927869814

      SHA1

      6e1e254a1150c2e5d42783724215cd44bb298f99

      SHA256

      3a7e871b88cec1256c643422f2fe4bff19a4bf98f82b3798428932fc7e9e1d5d

      SHA512

      bd4d8abf1d101b3a1fbe82bba15ca78bc91374d538f712c4703df4aa22d125ee2307b1ea90999d0e927affaf70c423aca120226999f87dde99d459ad742efd95

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i08852433.exe

      Filesize

      685KB

      MD5

      8ec1015040d537731aaccd6927869814

      SHA1

      6e1e254a1150c2e5d42783724215cd44bb298f99

      SHA256

      3a7e871b88cec1256c643422f2fe4bff19a4bf98f82b3798428932fc7e9e1d5d

      SHA512

      bd4d8abf1d101b3a1fbe82bba15ca78bc91374d538f712c4703df4aa22d125ee2307b1ea90999d0e927affaf70c423aca120226999f87dde99d459ad742efd95

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i50244322.exe

      Filesize

      405KB

      MD5

      fb68a545c47bef8d86fc7fae244cb745

      SHA1

      78c00e4aa63d42f0c9f88a16a766072bc01ef64f

      SHA256

      40dab0ca74c5946c8ab487a234fec1ef46555e93d1d01e9200458b8736601d79

      SHA512

      5d31fc637870809e2183a61c4f4897ad32ebdf68dc941852efc0c694d6034450bf59028e30fdee0452538ea428482b1718e8670db3b696e38df2319fcc7599db

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i50244322.exe

      Filesize

      405KB

      MD5

      fb68a545c47bef8d86fc7fae244cb745

      SHA1

      78c00e4aa63d42f0c9f88a16a766072bc01ef64f

      SHA256

      40dab0ca74c5946c8ab487a234fec1ef46555e93d1d01e9200458b8736601d79

      SHA512

      5d31fc637870809e2183a61c4f4897ad32ebdf68dc941852efc0c694d6034450bf59028e30fdee0452538ea428482b1718e8670db3b696e38df2319fcc7599db

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a80614746.exe

      Filesize

      345KB

      MD5

      4f51b141bd80fd27490866eacbbd1b9d

      SHA1

      7a8538e072de6a9135bee8e2385699e076c8cdfa

      SHA256

      74d5e0fd12beef64f224ac393fb04abe498742acabfdea572d33f532156ac05c

      SHA512

      e2f476a944b8108114c337cb77adbc92557975ac14a8c1ecc5745011d40d08c48a1b2b70027d51580d44429c4280b432ce70c73087e1a517b5f148a8e52415dc

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a80614746.exe

      Filesize

      345KB

      MD5

      4f51b141bd80fd27490866eacbbd1b9d

      SHA1

      7a8538e072de6a9135bee8e2385699e076c8cdfa

      SHA256

      74d5e0fd12beef64f224ac393fb04abe498742acabfdea572d33f532156ac05c

      SHA512

      e2f476a944b8108114c337cb77adbc92557975ac14a8c1ecc5745011d40d08c48a1b2b70027d51580d44429c4280b432ce70c73087e1a517b5f148a8e52415dc

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b85160893.exe

      Filesize

      168KB

      MD5

      64d125ef77d19411db5a256e23a99132

      SHA1

      b37fb0a2fa43a28f118064faebe20fea9d7ef3a1

      SHA256

      72005502b374e3ea03a663a20450c5278f69b7b8b98bd566073d98b2aed6b385

      SHA512

      c1483751d034dbd901e6f73140fa7ef29993cee07556af92b8381795b6c22c62d96c82c48e0e95c3328b07331d6a9b9e7e09ff503b4ba9bc340c54dc70225338

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b85160893.exe

      Filesize

      168KB

      MD5

      64d125ef77d19411db5a256e23a99132

      SHA1

      b37fb0a2fa43a28f118064faebe20fea9d7ef3a1

      SHA256

      72005502b374e3ea03a663a20450c5278f69b7b8b98bd566073d98b2aed6b385

      SHA512

      c1483751d034dbd901e6f73140fa7ef29993cee07556af92b8381795b6c22c62d96c82c48e0e95c3328b07331d6a9b9e7e09ff503b4ba9bc340c54dc70225338

    • memory/884-187-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-197-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-173-0x00000000029E0000-0x00000000029F0000-memory.dmp

      Filesize

      64KB

    • memory/884-174-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-175-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-179-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-177-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-185-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-183-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-181-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-171-0x00000000029E0000-0x00000000029F0000-memory.dmp

      Filesize

      64KB

    • memory/884-189-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-191-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-193-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-195-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-172-0x00000000029E0000-0x00000000029F0000-memory.dmp

      Filesize

      64KB

    • memory/884-199-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-201-0x00000000055A0000-0x00000000055B2000-memory.dmp

      Filesize

      72KB

    • memory/884-202-0x0000000000400000-0x0000000000A67000-memory.dmp

      Filesize

      6.4MB

    • memory/884-203-0x00000000029E0000-0x00000000029F0000-memory.dmp

      Filesize

      64KB

    • memory/884-204-0x00000000029E0000-0x00000000029F0000-memory.dmp

      Filesize

      64KB

    • memory/884-205-0x00000000029E0000-0x00000000029F0000-memory.dmp

      Filesize

      64KB

    • memory/884-207-0x0000000000400000-0x0000000000A67000-memory.dmp

      Filesize

      6.4MB

    • memory/884-170-0x0000000004FF0000-0x0000000005594000-memory.dmp

      Filesize

      5.6MB

    • memory/884-169-0x0000000000BF0000-0x0000000000C1D000-memory.dmp

      Filesize

      180KB

    • memory/2568-211-0x00000000002C0000-0x00000000002F0000-memory.dmp

      Filesize

      192KB

    • memory/2568-212-0x000000000A770000-0x000000000AD88000-memory.dmp

      Filesize

      6.1MB

    • memory/2568-213-0x000000000A260000-0x000000000A36A000-memory.dmp

      Filesize

      1.0MB

    • memory/2568-214-0x000000000A170000-0x000000000A182000-memory.dmp

      Filesize

      72KB

    • memory/2568-215-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB

    • memory/2568-216-0x000000000A1D0000-0x000000000A20C000-memory.dmp

      Filesize

      240KB

    • memory/2568-217-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

      Filesize

      64KB