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Analysis

  • max time kernel
    134s
  • max time network
    125s
  • 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, 20:32

General

  • Target

    f7b090c27b46b30e68816abb3011222de813df272bd4e366200778ca589cf176.exe

  • Size

    588KB

  • MD5

    b07769cdb2ed1a7ef4198c6a67e4a098

  • SHA1

    afe54741458db73f2fbf8f86cc697c66b3342aba

  • SHA256

    f7b090c27b46b30e68816abb3011222de813df272bd4e366200778ca589cf176

  • SHA512

    94da07dc6bf851df2bb3faa7e97a358c61d2fdf668fc9fec20f2826debc29ad42d7029be0a5e747e5480661a2d672e13d680c759499acdb2e732c1b116d3ce91

  • SSDEEP

    12288:GMrzy905ECPeCtcZQkBwi+FhVpqZlfhv4mAmjzjMvnS1ttJWig51:dyImGtUwiOyZlfh6azAAttciI1

Malware Config

Signatures

  • Detects Redline Stealer samples 3 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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7b090c27b46b30e68816abb3011222de813df272bd4e366200778ca589cf176.exe
    "C:\Users\Admin\AppData\Local\Temp\f7b090c27b46b30e68816abb3011222de813df272bd4e366200778ca589cf176.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5008
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x8506395.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x8506395.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4184
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0589159.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0589159.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4756
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5702663.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5702663.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4724
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 1080
          4⤵
          • Program crash
          PID:1668
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i6233116.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i6233116.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
        "C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3160
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN oneetx.exe /TR "C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe" /F
          4⤵
          • Creates scheduled task(s)
          PID:4436
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "oneetx.exe" /P "Admin:N"&&CACLS "oneetx.exe" /P "Admin:R" /E&&echo Y|CACLS "..\c3912af058" /P "Admin:N"&&CACLS "..\c3912af058" /P "Admin:R" /E&&Exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2956
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:1028
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "oneetx.exe" /P "Admin:N"
              5⤵
                PID:4084
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "oneetx.exe" /P "Admin:R" /E
                5⤵
                  PID:1744
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:1812
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\c3912af058" /P "Admin:N"
                    5⤵
                      PID:64
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\c3912af058" /P "Admin:R" /E
                      5⤵
                        PID:4076
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4724 -ip 4724
                1⤵
                  PID:3040
                • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                  C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4348

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i6233116.exe

                  Filesize

                  204KB

                  MD5

                  5a9e8fb044aa3bc8de299b7487d0bae3

                  SHA1

                  9f5c00a6d46da44a4f22eed64922d135b7a01293

                  SHA256

                  38d344724af35b8a125be996bb370f0c923d835da050e39b890efc933966362c

                  SHA512

                  f2dc90e17eaed4161189b26860a64925ed3985ebd981ee72442492e4afc5a0acae1f2280f97971eb6eb5915fd598c6a688967ba67d7f542e4cdc45bd00dcc147

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i6233116.exe

                  Filesize

                  204KB

                  MD5

                  5a9e8fb044aa3bc8de299b7487d0bae3

                  SHA1

                  9f5c00a6d46da44a4f22eed64922d135b7a01293

                  SHA256

                  38d344724af35b8a125be996bb370f0c923d835da050e39b890efc933966362c

                  SHA512

                  f2dc90e17eaed4161189b26860a64925ed3985ebd981ee72442492e4afc5a0acae1f2280f97971eb6eb5915fd598c6a688967ba67d7f542e4cdc45bd00dcc147

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x8506395.exe

                  Filesize

                  416KB

                  MD5

                  04e21e2372026fac4e40361c835145da

                  SHA1

                  e479a4f6ec39bfc022b0669995e114f57d873e8a

                  SHA256

                  bb6178b482db8cc54defcbdcd1d92d5c8b4ca579b67a729e6a09999a07a3f678

                  SHA512

                  996bf73d64bf7bebd42e7023bda4acb17047eb6561a6a945d4bc2d533c4e87fbac7103820fb73e18e102ba7f5d921829321d142f9d0969c38baed24ab00d6c08

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x8506395.exe

                  Filesize

                  416KB

                  MD5

                  04e21e2372026fac4e40361c835145da

                  SHA1

                  e479a4f6ec39bfc022b0669995e114f57d873e8a

                  SHA256

                  bb6178b482db8cc54defcbdcd1d92d5c8b4ca579b67a729e6a09999a07a3f678

                  SHA512

                  996bf73d64bf7bebd42e7023bda4acb17047eb6561a6a945d4bc2d533c4e87fbac7103820fb73e18e102ba7f5d921829321d142f9d0969c38baed24ab00d6c08

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0589159.exe

                  Filesize

                  136KB

                  MD5

                  1f9c251cec0adb0069d055d5b92838d8

                  SHA1

                  275e8df0248424d4fb9c7821ec7faea1fabfd335

                  SHA256

                  4229a082666be90a392bbe2225b58b2f66c6df83a338248c0f0394da3c616047

                  SHA512

                  33ce32e0cd51dcf6ce7b5a38c0019da40a31303d61e2158d983a8a8b44391f77efb527b48a299c13cff960c6503d0d737ca693c1f56a48a705ce340fb808f120

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g0589159.exe

                  Filesize

                  136KB

                  MD5

                  1f9c251cec0adb0069d055d5b92838d8

                  SHA1

                  275e8df0248424d4fb9c7821ec7faea1fabfd335

                  SHA256

                  4229a082666be90a392bbe2225b58b2f66c6df83a338248c0f0394da3c616047

                  SHA512

                  33ce32e0cd51dcf6ce7b5a38c0019da40a31303d61e2158d983a8a8b44391f77efb527b48a299c13cff960c6503d0d737ca693c1f56a48a705ce340fb808f120

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5702663.exe

                  Filesize

                  361KB

                  MD5

                  2abfe19c2b2399aee75e74fde3f24b69

                  SHA1

                  081f9857b6986cad726557d22910440f99bbdb20

                  SHA256

                  dbc05b59855d958bcee452577bf4b541997ae0c634556c387279a5cf494cf6c9

                  SHA512

                  6378ce73bafec8dc7d9e7512271e4cf4652ae89fac1ee96ae1218be6a5c7b54202a12453540ad858e9692fe22fe86fee42710a269718df8cc9e5a3176ebb44cc

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h5702663.exe

                  Filesize

                  361KB

                  MD5

                  2abfe19c2b2399aee75e74fde3f24b69

                  SHA1

                  081f9857b6986cad726557d22910440f99bbdb20

                  SHA256

                  dbc05b59855d958bcee452577bf4b541997ae0c634556c387279a5cf494cf6c9

                  SHA512

                  6378ce73bafec8dc7d9e7512271e4cf4652ae89fac1ee96ae1218be6a5c7b54202a12453540ad858e9692fe22fe86fee42710a269718df8cc9e5a3176ebb44cc

                • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                  Filesize

                  204KB

                  MD5

                  5a9e8fb044aa3bc8de299b7487d0bae3

                  SHA1

                  9f5c00a6d46da44a4f22eed64922d135b7a01293

                  SHA256

                  38d344724af35b8a125be996bb370f0c923d835da050e39b890efc933966362c

                  SHA512

                  f2dc90e17eaed4161189b26860a64925ed3985ebd981ee72442492e4afc5a0acae1f2280f97971eb6eb5915fd598c6a688967ba67d7f542e4cdc45bd00dcc147

                • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                  Filesize

                  204KB

                  MD5

                  5a9e8fb044aa3bc8de299b7487d0bae3

                  SHA1

                  9f5c00a6d46da44a4f22eed64922d135b7a01293

                  SHA256

                  38d344724af35b8a125be996bb370f0c923d835da050e39b890efc933966362c

                  SHA512

                  f2dc90e17eaed4161189b26860a64925ed3985ebd981ee72442492e4afc5a0acae1f2280f97971eb6eb5915fd598c6a688967ba67d7f542e4cdc45bd00dcc147

                • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                  Filesize

                  204KB

                  MD5

                  5a9e8fb044aa3bc8de299b7487d0bae3

                  SHA1

                  9f5c00a6d46da44a4f22eed64922d135b7a01293

                  SHA256

                  38d344724af35b8a125be996bb370f0c923d835da050e39b890efc933966362c

                  SHA512

                  f2dc90e17eaed4161189b26860a64925ed3985ebd981ee72442492e4afc5a0acae1f2280f97971eb6eb5915fd598c6a688967ba67d7f542e4cdc45bd00dcc147

                • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                  Filesize

                  204KB

                  MD5

                  5a9e8fb044aa3bc8de299b7487d0bae3

                  SHA1

                  9f5c00a6d46da44a4f22eed64922d135b7a01293

                  SHA256

                  38d344724af35b8a125be996bb370f0c923d835da050e39b890efc933966362c

                  SHA512

                  f2dc90e17eaed4161189b26860a64925ed3985ebd981ee72442492e4afc5a0acae1f2280f97971eb6eb5915fd598c6a688967ba67d7f542e4cdc45bd00dcc147

                • memory/4724-195-0x0000000000780000-0x00000000007AD000-memory.dmp

                  Filesize

                  180KB

                • memory/4724-186-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-204-0x0000000000400000-0x00000000006F4000-memory.dmp

                  Filesize

                  3.0MB

                • memory/4724-202-0x0000000004D60000-0x0000000004D70000-memory.dmp

                  Filesize

                  64KB

                • memory/4724-201-0x0000000004D60000-0x0000000004D70000-memory.dmp

                  Filesize

                  64KB

                • memory/4724-200-0x0000000004D60000-0x0000000004D70000-memory.dmp

                  Filesize

                  64KB

                • memory/4724-199-0x0000000000400000-0x00000000006F4000-memory.dmp

                  Filesize

                  3.0MB

                • memory/4724-198-0x0000000004D60000-0x0000000004D70000-memory.dmp

                  Filesize

                  64KB

                • memory/4724-197-0x0000000004D60000-0x0000000004D70000-memory.dmp

                  Filesize

                  64KB

                • memory/4724-167-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-168-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-170-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-172-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-174-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-176-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-178-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-180-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-182-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-184-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-196-0x0000000004D60000-0x0000000004D70000-memory.dmp

                  Filesize

                  64KB

                • memory/4724-188-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-190-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-192-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4724-194-0x0000000002770000-0x0000000002782000-memory.dmp

                  Filesize

                  72KB

                • memory/4756-159-0x0000000009020000-0x00000000091E2000-memory.dmp

                  Filesize

                  1.8MB

                • memory/4756-151-0x0000000007E70000-0x0000000007EAC000-memory.dmp

                  Filesize

                  240KB

                • memory/4756-154-0x0000000002F40000-0x0000000002FA6000-memory.dmp

                  Filesize

                  408KB

                • memory/4756-155-0x0000000009240000-0x00000000097E4000-memory.dmp

                  Filesize

                  5.6MB

                • memory/4756-161-0x00000000032C0000-0x0000000003310000-memory.dmp

                  Filesize

                  320KB

                • memory/4756-160-0x0000000009D20000-0x000000000A24C000-memory.dmp

                  Filesize

                  5.2MB

                • memory/4756-156-0x0000000008D30000-0x0000000008DC2000-memory.dmp

                  Filesize

                  584KB

                • memory/4756-157-0x0000000008DD0000-0x0000000008E46000-memory.dmp

                  Filesize

                  472KB

                • memory/4756-153-0x0000000007F00000-0x0000000007F10000-memory.dmp

                  Filesize

                  64KB

                • memory/4756-152-0x0000000007F00000-0x0000000007F10000-memory.dmp

                  Filesize

                  64KB

                • memory/4756-158-0x0000000008C90000-0x0000000008CAE000-memory.dmp

                  Filesize

                  120KB

                • memory/4756-150-0x0000000007F40000-0x000000000804A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/4756-149-0x0000000007E10000-0x0000000007E22000-memory.dmp

                  Filesize

                  72KB

                • memory/4756-148-0x0000000008370000-0x0000000008988000-memory.dmp

                  Filesize

                  6.1MB

                • memory/4756-147-0x0000000000FC0000-0x0000000000FE8000-memory.dmp

                  Filesize

                  160KB