Analysis

  • max time kernel
    200s
  • max time network
    208s
  • 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, 20:23

General

  • Target

    ee7511ec3e80badb206f4832340a732bcef7014dcc7c49f5afbfa14fc659d585.exe

  • Size

    1.2MB

  • MD5

    b21e8e149fec0bf0da510921be20e32b

  • SHA1

    08bf87317c732188ab0f20dc58aa943b505c942c

  • SHA256

    ee7511ec3e80badb206f4832340a732bcef7014dcc7c49f5afbfa14fc659d585

  • SHA512

    1a72b57b85376e9931de64f75cc607192ae2a0df62f0d75cad71067e2e248defbb71f6dfe45aa8c07d485a8f0ad376efe52a0663ff6567ab40329fa65221efa5

  • SSDEEP

    24576:B0zwEbpelsnjkyfxpcP7kJxnSnF83PRiGBgy3rIgBQzbypT6bg6gO:B0zNUYjkCcPoJgK3ss+y4bN

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\ee7511ec3e80badb206f4832340a732bcef7014dcc7c49f5afbfa14fc659d585.exe
    "C:\Users\Admin\AppData\Local\Temp\ee7511ec3e80badb206f4832340a732bcef7014dcc7c49f5afbfa14fc659d585.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3660
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4068
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2496
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4832
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 1080
            5⤵
            • Program crash
            PID:2972
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:4752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4832 -ip 4832
    1⤵
      PID:4468

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe

      Filesize

      762KB

      MD5

      f06e39167486fc96f3eeb3ac7407b38b

      SHA1

      f330a5b7b428a395615b8f95c30107e1ab039b7e

      SHA256

      39a59c9411b604de582b4d0defd8af49451ed7bb019e4eb8bf66fee6250edcd8

      SHA512

      4b97f8d7443c6a4b193940f31673283e11b0751fd2594d5485ee1f26985651d3e32bd7cde6ade4150c804aa5c79faaffdbf5cf51ac7a4b0b3c592e3aa13c6048

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xW437664.exe

      Filesize

      762KB

      MD5

      f06e39167486fc96f3eeb3ac7407b38b

      SHA1

      f330a5b7b428a395615b8f95c30107e1ab039b7e

      SHA256

      39a59c9411b604de582b4d0defd8af49451ed7bb019e4eb8bf66fee6250edcd8

      SHA512

      4b97f8d7443c6a4b193940f31673283e11b0751fd2594d5485ee1f26985651d3e32bd7cde6ade4150c804aa5c79faaffdbf5cf51ac7a4b0b3c592e3aa13c6048

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe

      Filesize

      591KB

      MD5

      b5d38b0b9fec4b6c942b149c0e893bbd

      SHA1

      2707e6fac8b5cf387d9fdcc489c9e9f3116c5ee0

      SHA256

      dfb7f1f7c6de8988f69b12dbcc4c9bf2ddb8ddaec696fe86a0be556ca94daadd

      SHA512

      4cbc1419c027daf6a762506c2d83d769758663c0ebbef8a7b1ea04facc20b2dea2774a31996779a06f61231480e1817d19f1b78831459830e960a38eaa6d151e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\be231436.exe

      Filesize

      591KB

      MD5

      b5d38b0b9fec4b6c942b149c0e893bbd

      SHA1

      2707e6fac8b5cf387d9fdcc489c9e9f3116c5ee0

      SHA256

      dfb7f1f7c6de8988f69b12dbcc4c9bf2ddb8ddaec696fe86a0be556ca94daadd

      SHA512

      4cbc1419c027daf6a762506c2d83d769758663c0ebbef8a7b1ea04facc20b2dea2774a31996779a06f61231480e1817d19f1b78831459830e960a38eaa6d151e

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe

      Filesize

      376KB

      MD5

      16143c4bd073fcf8abd2525f982c6190

      SHA1

      549358b2aa895b77df17f1d9fd597ed5b2798478

      SHA256

      14f7f92ecee0d34d1f2d355ecd7c1f45e0c5ed9bb2d2446260f042a9e330bbc9

      SHA512

      0c4d29781074baacd9d75299020938b68058ae91a78217cb07764d3d047af9171ba5f1630da15184c45dd6f20ea0872fdfcc68e6c4a49274eca5d11fe62bd497

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\150960642.exe

      Filesize

      376KB

      MD5

      16143c4bd073fcf8abd2525f982c6190

      SHA1

      549358b2aa895b77df17f1d9fd597ed5b2798478

      SHA256

      14f7f92ecee0d34d1f2d355ecd7c1f45e0c5ed9bb2d2446260f042a9e330bbc9

      SHA512

      0c4d29781074baacd9d75299020938b68058ae91a78217cb07764d3d047af9171ba5f1630da15184c45dd6f20ea0872fdfcc68e6c4a49274eca5d11fe62bd497

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe

      Filesize

      459KB

      MD5

      2186dc864e1223afb8e92fe85dc5c4ce

      SHA1

      ee85f66eb3a79d8e1791aebc68ca8992d82ac0c8

      SHA256

      566d0becdc1909aebbb4db85776e196fc0bd50a704f6731286852881723b5b78

      SHA512

      544dfeb63e25fe4dcd761bd653d18bd5fedb3eb24923a99f06415c28cc2f6297e644952f67b824c3a5ba5222afa640166d6e4f019da89e9c9ed469699c977cfa

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\211336502.exe

      Filesize

      459KB

      MD5

      2186dc864e1223afb8e92fe85dc5c4ce

      SHA1

      ee85f66eb3a79d8e1791aebc68ca8992d82ac0c8

      SHA256

      566d0becdc1909aebbb4db85776e196fc0bd50a704f6731286852881723b5b78

      SHA512

      544dfeb63e25fe4dcd761bd653d18bd5fedb3eb24923a99f06415c28cc2f6297e644952f67b824c3a5ba5222afa640166d6e4f019da89e9c9ed469699c977cfa

    • memory/3660-134-0x0000000002760000-0x0000000002866000-memory.dmp

      Filesize

      1.0MB

    • memory/3660-143-0x0000000002760000-0x0000000002866000-memory.dmp

      Filesize

      1.0MB

    • memory/3660-142-0x0000000000400000-0x00000000008DF000-memory.dmp

      Filesize

      4.9MB

    • memory/4752-239-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4752-237-0x00000000008F0000-0x0000000000936000-memory.dmp

      Filesize

      280KB

    • memory/4752-1018-0x0000000004F10000-0x0000000004F22000-memory.dmp

      Filesize

      72KB

    • memory/4752-1022-0x0000000004F40000-0x0000000004F7C000-memory.dmp

      Filesize

      240KB

    • memory/4752-1017-0x00000000079C0000-0x0000000007FD8000-memory.dmp

      Filesize

      6.1MB

    • memory/4752-1016-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4752-1015-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4752-241-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4752-1027-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4752-1020-0x0000000007FE0000-0x00000000080EA000-memory.dmp

      Filesize

      1.0MB

    • memory/4752-233-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-231-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-229-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-227-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-225-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-223-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-221-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-219-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-218-0x00000000027C0000-0x00000000027F5000-memory.dmp

      Filesize

      212KB

    • memory/4752-1024-0x0000000004F80000-0x0000000004F90000-memory.dmp

      Filesize

      64KB

    • memory/4832-165-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

      Filesize

      64KB

    • memory/4832-198-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

      Filesize

      64KB

    • memory/4832-199-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

      Filesize

      64KB

    • memory/4832-203-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/4832-197-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

      Filesize

      64KB

    • memory/4832-195-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/4832-193-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-191-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-189-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-187-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-185-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-183-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-181-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-179-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-177-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-175-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-173-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-171-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-169-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-167-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-166-0x0000000002920000-0x0000000002932000-memory.dmp

      Filesize

      72KB

    • memory/4832-164-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

      Filesize

      64KB

    • memory/4832-163-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

      Filesize

      64KB

    • memory/4832-162-0x0000000004EE0000-0x0000000005484000-memory.dmp

      Filesize

      5.6MB

    • memory/4832-161-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/4832-159-0x0000000000960000-0x000000000098D000-memory.dmp

      Filesize

      180KB