Analysis

  • max time kernel
    172s
  • max time network
    192s
  • 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, 19:02

General

  • Target

    b05bb4ae4584995872fca2130a7d04aa6df743e4ced20e941d590c4f499b3bb4.exe

  • Size

    1.2MB

  • MD5

    e50a7f44f5ff1b436414f4645ea30d76

  • SHA1

    f05a5c27e35d8a2e768d2272fea7557a8fa0f06c

  • SHA256

    b05bb4ae4584995872fca2130a7d04aa6df743e4ced20e941d590c4f499b3bb4

  • SHA512

    3924d059022e7c2fa8b1e998b60003b344aea11a919f0f6884f151759fc52a6c2f1c0659cca944c590be41b4528c6a2e613af6c5be8d18cb27681a7affda5a25

  • SSDEEP

    24576:Tu0fRlKB2ZGPoUC1VqAUjfeEB7htX0yromAWB5HpS/gl:i0+BshUC1VzUjjPP0/

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.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 9 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b05bb4ae4584995872fca2130a7d04aa6df743e4ced20e941d590c4f499b3bb4.exe
    "C:\Users\Admin\AppData\Local\Temp\b05bb4ae4584995872fca2130a7d04aa6df743e4ced20e941d590c4f499b3bb4.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki757015.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki757015.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki692630.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki692630.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3896
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki349470.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki349470.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1696
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\az136061.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\az136061.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3852
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bu572651.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bu572651.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:4880
            • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe
              "C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe"
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:1132
              • 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\cb7ae701b3\oneetx.exe" /F
                7⤵
                • Creates scheduled task(s)
                PID:3316
              • 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 "..\cb7ae701b3" /P "Admin:N"&&CACLS "..\cb7ae701b3" /P "Admin:R" /E&&Exit
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:4452
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  8⤵
                    PID:3400
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "oneetx.exe" /P "Admin:N"
                    8⤵
                      PID:4092
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "oneetx.exe" /P "Admin:R" /E
                      8⤵
                        PID:2016
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                        8⤵
                          PID:5068
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\cb7ae701b3" /P "Admin:N"
                          8⤵
                            PID:3792
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\cb7ae701b3" /P "Admin:R" /E
                            8⤵
                              PID:5028
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\cf528086.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\cf528086.exe
                      4⤵
                      • Executes dropped EXE
                      • Suspicious use of AdjustPrivilegeToken
                      PID:4608
              • C:\Windows\system32\WerFaultSecure.exe
                "C:\Windows\system32\WerFaultSecure.exe" -protectedcrash -p 4156 -i 4156 -h 476 -j 480 -s 488 -d 5064
                1⤵
                  PID:1284
                • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe
                  C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe
                  1⤵
                  • Executes dropped EXE
                  PID:5052
                • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe
                  C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe
                  1⤵
                  • Executes dropped EXE
                  PID:5108

                Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki757015.exe

                        Filesize

                        855KB

                        MD5

                        b80ef5a5a0fc331e9fe786e66860dc68

                        SHA1

                        c2280b210f0c77578f0b17551a456d6cb2b54cc3

                        SHA256

                        963a31c580bd35055b41cd949803901fc811eaf6f4127d08472b89e42557bad1

                        SHA512

                        afca274d8242211928ed6659358d38f2039023b18f9b0c16076a218bae1495a98004b570e846b566c92049fee50f2558ae717943e90bced9bf03630e980d9d75

                      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki757015.exe

                        Filesize

                        855KB

                        MD5

                        b80ef5a5a0fc331e9fe786e66860dc68

                        SHA1

                        c2280b210f0c77578f0b17551a456d6cb2b54cc3

                        SHA256

                        963a31c580bd35055b41cd949803901fc811eaf6f4127d08472b89e42557bad1

                        SHA512

                        afca274d8242211928ed6659358d38f2039023b18f9b0c16076a218bae1495a98004b570e846b566c92049fee50f2558ae717943e90bced9bf03630e980d9d75

                      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki692630.exe

                        Filesize

                        580KB

                        MD5

                        6ed2fdd62cd9f3158107d5e30577c2f7

                        SHA1

                        be37280ee43aed70642dbceb419995d5ff6faac9

                        SHA256

                        fdfad7af8ea90c363160e8f98390f3b5ff6faff4f12bc122ba6281d308889376

                        SHA512

                        9e092efaf35b6879650bb4b3743348387ce1d97aaf663228e7a2c1633dda5f7fd46dd602402a877696b4d908c4b09c9d2a30f7287ecf1412f76069c5089fd4cb

                      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki692630.exe

                        Filesize

                        580KB

                        MD5

                        6ed2fdd62cd9f3158107d5e30577c2f7

                        SHA1

                        be37280ee43aed70642dbceb419995d5ff6faac9

                        SHA256

                        fdfad7af8ea90c363160e8f98390f3b5ff6faff4f12bc122ba6281d308889376

                        SHA512

                        9e092efaf35b6879650bb4b3743348387ce1d97aaf663228e7a2c1633dda5f7fd46dd602402a877696b4d908c4b09c9d2a30f7287ecf1412f76069c5089fd4cb

                      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\cf528086.exe

                        Filesize

                        361KB

                        MD5

                        5b71ae4d12b68749994c8e2b384d9be0

                        SHA1

                        29ef95de324763e4a04dad95dd7132d6ab58e0a5

                        SHA256

                        9848427da3912f17f6e844b52675b325c8c7c302e725da62a0e62d778ceafd66

                        SHA512

                        bba5187dc31d82286ecb2af6b63e1208ac535f7f99bf3baca263e76042bd22fe816d7d69d011b720522c1400c01507f08b38b26c44139c447c467510386c932f

                      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\cf528086.exe

                        Filesize

                        361KB

                        MD5

                        5b71ae4d12b68749994c8e2b384d9be0

                        SHA1

                        29ef95de324763e4a04dad95dd7132d6ab58e0a5

                        SHA256

                        9848427da3912f17f6e844b52675b325c8c7c302e725da62a0e62d778ceafd66

                        SHA512

                        bba5187dc31d82286ecb2af6b63e1208ac535f7f99bf3baca263e76042bd22fe816d7d69d011b720522c1400c01507f08b38b26c44139c447c467510386c932f

                      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki349470.exe

                        Filesize

                        223KB

                        MD5

                        b8867c88e98433926ac63e75c24d53a2

                        SHA1

                        6008eb80901d6a1457cef25fdb007a76214bdf23

                        SHA256

                        95f34eda619887d658359c1208260c88a3b1d85a51929991a63c6a495e12d646

                        SHA512

                        de1355cc64165da824a846bf909a1bd8b2f906b6bd9cda6c3ed7a7305892a0da5b68c2fdb23be4afba03d10346e4b3fea0986bc86f11c025dff2fffe5556fcbd

                      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki349470.exe

                        Filesize

                        223KB

                        MD5

                        b8867c88e98433926ac63e75c24d53a2

                        SHA1

                        6008eb80901d6a1457cef25fdb007a76214bdf23

                        SHA256

                        95f34eda619887d658359c1208260c88a3b1d85a51929991a63c6a495e12d646

                        SHA512

                        de1355cc64165da824a846bf909a1bd8b2f906b6bd9cda6c3ed7a7305892a0da5b68c2fdb23be4afba03d10346e4b3fea0986bc86f11c025dff2fffe5556fcbd

                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\az136061.exe

                        Filesize

                        11KB

                        MD5

                        7e93bacbbc33e6652e147e7fe07572a0

                        SHA1

                        421a7167da01c8da4dc4d5234ca3dd84e319e762

                        SHA256

                        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                        SHA512

                        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\az136061.exe

                        Filesize

                        11KB

                        MD5

                        7e93bacbbc33e6652e147e7fe07572a0

                        SHA1

                        421a7167da01c8da4dc4d5234ca3dd84e319e762

                        SHA256

                        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                        SHA512

                        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bu572651.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\bu572651.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • C:\Users\Admin\AppData\Local\Temp\cb7ae701b3\oneetx.exe

                        Filesize

                        204KB

                        MD5

                        1304f384653e08ae497008ff13498608

                        SHA1

                        d9a76ed63d74d4217c5027757cb9a7a0d0093080

                        SHA256

                        2a9dabab35fb09085750e1cc762e32b0fe4cbd7ed4276ef7e68ba159ae330eaa

                        SHA512

                        4138217fd538e827c89db5c0cd4ea21bd8c8d3a7196d2eabf10412caf7b929479e768747df5fd92fc022d758f1840474530ba82dcb7e8672cc6eb88caeaf38c1

                      • memory/1992-164-0x0000000000400000-0x0000000002C97000-memory.dmp

                        Filesize

                        40.6MB

                      • memory/1992-140-0x0000000004BC0000-0x0000000004CD1000-memory.dmp

                        Filesize

                        1.1MB

                      • memory/3852-163-0x0000000000190000-0x000000000019A000-memory.dmp

                        Filesize

                        40KB

                      • memory/4608-208-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-230-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-190-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-191-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-192-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-194-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-196-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-198-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-200-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-202-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-204-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-206-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-188-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-210-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-212-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-214-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-216-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-218-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-220-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-222-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-224-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-226-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-228-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-189-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-232-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-234-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-236-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-238-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-240-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-242-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-244-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-246-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-248-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-250-0x0000000004C10000-0x0000000004C45000-memory.dmp

                        Filesize

                        212KB

                      • memory/4608-187-0x00000000073A0000-0x0000000007944000-memory.dmp

                        Filesize

                        5.6MB

                      • memory/4608-984-0x0000000009CD0000-0x000000000A2E8000-memory.dmp

                        Filesize

                        6.1MB

                      • memory/4608-985-0x000000000A320000-0x000000000A332000-memory.dmp

                        Filesize

                        72KB

                      • memory/4608-986-0x000000000A340000-0x000000000A44A000-memory.dmp

                        Filesize

                        1.0MB

                      • memory/4608-987-0x000000000A460000-0x000000000A49C000-memory.dmp

                        Filesize

                        240KB

                      • memory/4608-988-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-991-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-992-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-993-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-994-0x0000000007390000-0x00000000073A0000-memory.dmp

                        Filesize

                        64KB

                      • memory/4608-186-0x0000000002CA0000-0x0000000002CE6000-memory.dmp

                        Filesize

                        280KB