Analysis

  • max time kernel
    164s
  • max time network
    209s
  • 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 21:25

General

  • Target

    3add8d9e8db10e1e547bf649ab685d9d941e17541164aa7d7971aa96bfe1caa5.exe

  • Size

    745KB

  • MD5

    8dc8dad544993e3ce28c5a379f65a8e5

  • SHA1

    03a2e886652196d81d43481341b8ee60e4403ae2

  • SHA256

    3add8d9e8db10e1e547bf649ab685d9d941e17541164aa7d7971aa96bfe1caa5

  • SHA512

    ea3d05c1ee6cda020597e120d2c257c9f42ae6564358ffacae2ba79afa0a8da0ebe6372e269d9eb976d5e46c73eaefe194ff95273cc3dbed893ce5b2bc052b5a

  • SSDEEP

    12288:wy90oDrRbVCeywfCk91G54VQhkt8qsh5QHYtAfJ9XwBt/XubQSpIWDL+Z:wyplgeywKk9854VQhk8qsvQHYQQ/XyWN

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\3add8d9e8db10e1e547bf649ab685d9d941e17541164aa7d7971aa96bfe1caa5.exe
    "C:\Users\Admin\AppData\Local\Temp\3add8d9e8db10e1e547bf649ab685d9d941e17541164aa7d7971aa96bfe1caa5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un978554.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un978554.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4584
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11742726.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11742726.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3632
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3632 -s 1096
          4⤵
          • Program crash
          PID:1876
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk714837.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk714837.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1356
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3632 -ip 3632
    1⤵
      PID:772

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un978554.exe

      Filesize

      591KB

      MD5

      a17e007dd6048c2c02a022137e4cc030

      SHA1

      bc6bba3b02954745ed5fa3327f376cbaf0daaee3

      SHA256

      34a3927796f663617157287c5620a1346ecef9c3d941467c2f2575995fa53fb3

      SHA512

      c5442af76a381d77505263151637996bdd0a0c738e87edca294f704bb1ca3ab6722b315b47f4b68f358ac1bf343b8f001908932ffee1a09c4cf77196c19e04cb

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un978554.exe

      Filesize

      591KB

      MD5

      a17e007dd6048c2c02a022137e4cc030

      SHA1

      bc6bba3b02954745ed5fa3327f376cbaf0daaee3

      SHA256

      34a3927796f663617157287c5620a1346ecef9c3d941467c2f2575995fa53fb3

      SHA512

      c5442af76a381d77505263151637996bdd0a0c738e87edca294f704bb1ca3ab6722b315b47f4b68f358ac1bf343b8f001908932ffee1a09c4cf77196c19e04cb

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11742726.exe

      Filesize

      376KB

      MD5

      ef9e2aa133f0d5a4b21b1f13b8a8162c

      SHA1

      a4e6ddbee8b0c2f6464e0403551300508530167e

      SHA256

      f057847f0283e9231c3511cfe7e5dd52c749a34507364dd4f7a08e3e22650ecf

      SHA512

      f0c76340a67e1f3f954b0a0250daa34e054a66ec486890305a715a2d0dcd63f3f61998035763dbd3f6f6212eb882e21297ff5747876df31f69f157fa81574e58

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11742726.exe

      Filesize

      376KB

      MD5

      ef9e2aa133f0d5a4b21b1f13b8a8162c

      SHA1

      a4e6ddbee8b0c2f6464e0403551300508530167e

      SHA256

      f057847f0283e9231c3511cfe7e5dd52c749a34507364dd4f7a08e3e22650ecf

      SHA512

      f0c76340a67e1f3f954b0a0250daa34e054a66ec486890305a715a2d0dcd63f3f61998035763dbd3f6f6212eb882e21297ff5747876df31f69f157fa81574e58

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk714837.exe

      Filesize

      459KB

      MD5

      993167dbb4417b2b3c57345f8d892939

      SHA1

      e23ae38f684d3255ee13d27c50d5ec417b2073ae

      SHA256

      40826115610828c394244667d6fa0fac3b3026860b8ba263dabdf2066cd0e1c1

      SHA512

      7c160fe03a1bf5224bc0891c23efeb68d266cd83f21b9f83435664cb5f822441cec29057bc80de461cc6f8c090dd1384818341cf68c8978133efb80d935902dd

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk714837.exe

      Filesize

      459KB

      MD5

      993167dbb4417b2b3c57345f8d892939

      SHA1

      e23ae38f684d3255ee13d27c50d5ec417b2073ae

      SHA256

      40826115610828c394244667d6fa0fac3b3026860b8ba263dabdf2066cd0e1c1

      SHA512

      7c160fe03a1bf5224bc0891c23efeb68d266cd83f21b9f83435664cb5f822441cec29057bc80de461cc6f8c090dd1384818341cf68c8978133efb80d935902dd

    • memory/1356-569-0x0000000000820000-0x0000000000866000-memory.dmp

      Filesize

      280KB

    • memory/1356-220-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-997-0x00000000080B0000-0x00000000080EC000-memory.dmp

      Filesize

      240KB

    • memory/1356-996-0x0000000007F90000-0x000000000809A000-memory.dmp

      Filesize

      1.0MB

    • memory/1356-994-0x0000000007F70000-0x0000000007F82000-memory.dmp

      Filesize

      72KB

    • memory/1356-993-0x00000000078C0000-0x0000000007ED8000-memory.dmp

      Filesize

      6.1MB

    • memory/1356-572-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-575-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-999-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-571-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-200-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-224-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-222-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-998-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-218-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-216-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-214-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-212-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-210-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-208-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-206-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-204-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-202-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-1000-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-1002-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB

    • memory/1356-197-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/1356-198-0x00000000053C0000-0x00000000053F5000-memory.dmp

      Filesize

      212KB

    • memory/3632-162-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-188-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/3632-184-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/3632-183-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/3632-182-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/3632-181-0x0000000000400000-0x0000000000803000-memory.dmp

      Filesize

      4.0MB

    • memory/3632-180-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-178-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-176-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-174-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-172-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-170-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-168-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-166-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-164-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-160-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-158-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-156-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-154-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-153-0x0000000004D70000-0x0000000004D82000-memory.dmp

      Filesize

      72KB

    • memory/3632-152-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/3632-151-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/3632-150-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/3632-149-0x0000000000810000-0x000000000083D000-memory.dmp

      Filesize

      180KB

    • memory/3632-148-0x0000000004E60000-0x0000000005404000-memory.dmp

      Filesize

      5.6MB