Analysis

  • max time kernel
    183s
  • max time network
    197s
  • 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 19:41

General

  • Target

    cebbfd95d0b5662b4b748607f7c6343b1d8d816bcdb14446945cb89477f0151b.exe

  • Size

    589KB

  • MD5

    76a5e0b34f24d21e1137091e26826383

  • SHA1

    f385617206c6cbca3e167fbf4ecd53745b248a2f

  • SHA256

    cebbfd95d0b5662b4b748607f7c6343b1d8d816bcdb14446945cb89477f0151b

  • SHA512

    6a84ab893e8830b52272722086fa11d47cf29c5f01b4858e7e368f2ce63e4d6e9067a7159cdf8796cf4157f19f6547a4ad77e7c5904b014cc8f2981cc205a7cc

  • SSDEEP

    12288:EMryYy90d7rfuIF3bqrGg1hSNhQv7/kgxQiBdG7QF:HyouIF3bEJSNh8Dkgx3GkF

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\cebbfd95d0b5662b4b748607f7c6343b1d8d816bcdb14446945cb89477f0151b.exe
    "C:\Users\Admin\AppData\Local\Temp\cebbfd95d0b5662b4b748607f7c6343b1d8d816bcdb14446945cb89477f0151b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7762734.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7762734.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2096
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8581137.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8581137.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3780
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h3298922.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h3298922.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:224
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 1028
          4⤵
          • Program crash
          PID:2688
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i9675613.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i9675613.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3688
      • 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:3484
        • 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:4564
        • 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:3720
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:3404
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "oneetx.exe" /P "Admin:N"
              5⤵
                PID:4380
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "oneetx.exe" /P "Admin:R" /E
                5⤵
                  PID:1008
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:3368
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\c3912af058" /P "Admin:N"
                    5⤵
                      PID:1012
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\c3912af058" /P "Admin:R" /E
                      5⤵
                        PID:884
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 224 -ip 224
                1⤵
                  PID:1544
                • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                  C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4128

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i9675613.exe

                  Filesize

                  204KB

                  MD5

                  76b3609bc2a84e22be145b88369afcd4

                  SHA1

                  ff99f54d7bcc78fad8b869d5b4b050129d8c3dce

                  SHA256

                  af85f0277d61ccde81175dc200a3eaf359b0c3779ef5fe86efb1d60b131044fe

                  SHA512

                  7ae49064e15f702e8f48bd646e2c7a89a8eb53c1fc2c315a12f2b0fafbc84ccc757a94b17c12f206ca300eb1c62077cbf6b3950966577113e49cee630b20773c

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i9675613.exe

                  Filesize

                  204KB

                  MD5

                  76b3609bc2a84e22be145b88369afcd4

                  SHA1

                  ff99f54d7bcc78fad8b869d5b4b050129d8c3dce

                  SHA256

                  af85f0277d61ccde81175dc200a3eaf359b0c3779ef5fe86efb1d60b131044fe

                  SHA512

                  7ae49064e15f702e8f48bd646e2c7a89a8eb53c1fc2c315a12f2b0fafbc84ccc757a94b17c12f206ca300eb1c62077cbf6b3950966577113e49cee630b20773c

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7762734.exe

                  Filesize

                  417KB

                  MD5

                  a646c942f31d612c12f8f960d1815eb3

                  SHA1

                  c99d5f3322795f1eac918d928516b17ba661ec34

                  SHA256

                  04957d50881dd6e6491f8eabcb20a91988c96bcbfbd9fe25fb4ae667a31faeea

                  SHA512

                  1ecd164cf37364e548532ddaaddebbca83801c2deca3b9761041f0578a3f079254f254e3b1be29cf1f3e3f12cfd7a3a34b220bee413a08eef724720d0b77594b

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7762734.exe

                  Filesize

                  417KB

                  MD5

                  a646c942f31d612c12f8f960d1815eb3

                  SHA1

                  c99d5f3322795f1eac918d928516b17ba661ec34

                  SHA256

                  04957d50881dd6e6491f8eabcb20a91988c96bcbfbd9fe25fb4ae667a31faeea

                  SHA512

                  1ecd164cf37364e548532ddaaddebbca83801c2deca3b9761041f0578a3f079254f254e3b1be29cf1f3e3f12cfd7a3a34b220bee413a08eef724720d0b77594b

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8581137.exe

                  Filesize

                  136KB

                  MD5

                  3de7a76163967032000b56d0d7cfcbd9

                  SHA1

                  303abc7cadac15e99dafcd368958e7fee406ebe0

                  SHA256

                  f0dadbabd4bc1027738c15cf0709347b3ddf7dfe546eaf63188835e5fec72e53

                  SHA512

                  9b07250fe5ef4224a93fd590a404835fb7ef3f9fb7a2a2986384f9860748aad3cee5ca38b9073f8328db7216f8eb27fc3c578f71833a652dfafcbf783f07c504

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g8581137.exe

                  Filesize

                  136KB

                  MD5

                  3de7a76163967032000b56d0d7cfcbd9

                  SHA1

                  303abc7cadac15e99dafcd368958e7fee406ebe0

                  SHA256

                  f0dadbabd4bc1027738c15cf0709347b3ddf7dfe546eaf63188835e5fec72e53

                  SHA512

                  9b07250fe5ef4224a93fd590a404835fb7ef3f9fb7a2a2986384f9860748aad3cee5ca38b9073f8328db7216f8eb27fc3c578f71833a652dfafcbf783f07c504

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h3298922.exe

                  Filesize

                  361KB

                  MD5

                  4a0c719c9cccb4e113b538932d6b0660

                  SHA1

                  834125f0e3739e571dbb432fc4d144161fb03357

                  SHA256

                  82f2cb8702347c7697a3ccf360ce2f9cb3037ce4421003838a32f29c9361f697

                  SHA512

                  b9790e01ccfc005ff2523fe0de171e4b43b9cdf6e3dcbbebb079ee3a4a9970eee77331a8bd9407098375112dde30ab40c5f9f43a6e7ae1f9afdb9001beebcf50

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h3298922.exe

                  Filesize

                  361KB

                  MD5

                  4a0c719c9cccb4e113b538932d6b0660

                  SHA1

                  834125f0e3739e571dbb432fc4d144161fb03357

                  SHA256

                  82f2cb8702347c7697a3ccf360ce2f9cb3037ce4421003838a32f29c9361f697

                  SHA512

                  b9790e01ccfc005ff2523fe0de171e4b43b9cdf6e3dcbbebb079ee3a4a9970eee77331a8bd9407098375112dde30ab40c5f9f43a6e7ae1f9afdb9001beebcf50

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

                  Filesize

                  204KB

                  MD5

                  76b3609bc2a84e22be145b88369afcd4

                  SHA1

                  ff99f54d7bcc78fad8b869d5b4b050129d8c3dce

                  SHA256

                  af85f0277d61ccde81175dc200a3eaf359b0c3779ef5fe86efb1d60b131044fe

                  SHA512

                  7ae49064e15f702e8f48bd646e2c7a89a8eb53c1fc2c315a12f2b0fafbc84ccc757a94b17c12f206ca300eb1c62077cbf6b3950966577113e49cee630b20773c

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

                  Filesize

                  204KB

                  MD5

                  76b3609bc2a84e22be145b88369afcd4

                  SHA1

                  ff99f54d7bcc78fad8b869d5b4b050129d8c3dce

                  SHA256

                  af85f0277d61ccde81175dc200a3eaf359b0c3779ef5fe86efb1d60b131044fe

                  SHA512

                  7ae49064e15f702e8f48bd646e2c7a89a8eb53c1fc2c315a12f2b0fafbc84ccc757a94b17c12f206ca300eb1c62077cbf6b3950966577113e49cee630b20773c

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

                  Filesize

                  204KB

                  MD5

                  76b3609bc2a84e22be145b88369afcd4

                  SHA1

                  ff99f54d7bcc78fad8b869d5b4b050129d8c3dce

                  SHA256

                  af85f0277d61ccde81175dc200a3eaf359b0c3779ef5fe86efb1d60b131044fe

                  SHA512

                  7ae49064e15f702e8f48bd646e2c7a89a8eb53c1fc2c315a12f2b0fafbc84ccc757a94b17c12f206ca300eb1c62077cbf6b3950966577113e49cee630b20773c

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

                  Filesize

                  204KB

                  MD5

                  76b3609bc2a84e22be145b88369afcd4

                  SHA1

                  ff99f54d7bcc78fad8b869d5b4b050129d8c3dce

                  SHA256

                  af85f0277d61ccde81175dc200a3eaf359b0c3779ef5fe86efb1d60b131044fe

                  SHA512

                  7ae49064e15f702e8f48bd646e2c7a89a8eb53c1fc2c315a12f2b0fafbc84ccc757a94b17c12f206ca300eb1c62077cbf6b3950966577113e49cee630b20773c

                • memory/224-190-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-180-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-206-0x0000000000400000-0x00000000006F4000-memory.dmp

                  Filesize

                  3.0MB

                • memory/224-203-0x0000000002460000-0x0000000002470000-memory.dmp

                  Filesize

                  64KB

                • memory/224-202-0x0000000002460000-0x0000000002470000-memory.dmp

                  Filesize

                  64KB

                • memory/224-200-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-198-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-196-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-194-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-167-0x0000000000850000-0x000000000087D000-memory.dmp

                  Filesize

                  180KB

                • memory/224-168-0x0000000002460000-0x0000000002470000-memory.dmp

                  Filesize

                  64KB

                • memory/224-169-0x0000000002460000-0x0000000002470000-memory.dmp

                  Filesize

                  64KB

                • memory/224-170-0x0000000002460000-0x0000000002470000-memory.dmp

                  Filesize

                  64KB

                • memory/224-171-0x0000000000400000-0x00000000006F4000-memory.dmp

                  Filesize

                  3.0MB

                • memory/224-172-0x0000000002460000-0x0000000002470000-memory.dmp

                  Filesize

                  64KB

                • memory/224-173-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-174-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-176-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-178-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-192-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-182-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-184-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-186-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/224-188-0x0000000002610000-0x0000000002622000-memory.dmp

                  Filesize

                  72KB

                • memory/3780-159-0x0000000008A40000-0x0000000008A5E000-memory.dmp

                  Filesize

                  120KB

                • memory/3780-157-0x0000000009300000-0x00000000094C2000-memory.dmp

                  Filesize

                  1.8MB

                • memory/3780-154-0x0000000008B80000-0x0000000009124000-memory.dmp

                  Filesize

                  5.6MB

                • memory/3780-155-0x0000000008770000-0x0000000008802000-memory.dmp

                  Filesize

                  584KB

                • memory/3780-161-0x0000000005220000-0x0000000005270000-memory.dmp

                  Filesize

                  320KB

                • memory/3780-160-0x0000000007B40000-0x0000000007B50000-memory.dmp

                  Filesize

                  64KB

                • memory/3780-156-0x0000000008910000-0x0000000008986000-memory.dmp

                  Filesize

                  472KB

                • memory/3780-158-0x0000000009A00000-0x0000000009F2C000-memory.dmp

                  Filesize

                  5.2MB

                • memory/3780-153-0x0000000007B50000-0x0000000007BB6000-memory.dmp

                  Filesize

                  408KB

                • memory/3780-152-0x0000000007B40000-0x0000000007B50000-memory.dmp

                  Filesize

                  64KB

                • memory/3780-151-0x00000000077A0000-0x00000000077DC000-memory.dmp

                  Filesize

                  240KB

                • memory/3780-150-0x0000000007870000-0x000000000797A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/3780-149-0x0000000007740000-0x0000000007752000-memory.dmp

                  Filesize

                  72KB

                • memory/3780-148-0x0000000007CB0000-0x00000000082C8000-memory.dmp

                  Filesize

                  6.1MB

                • memory/3780-147-0x0000000000A30000-0x0000000000A58000-memory.dmp

                  Filesize

                  160KB