Analysis

  • max time kernel
    120s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/05/2024, 09:12

General

  • Target
    086cadedfdf7ccdd1ff9405f8bed27d6613c109689fc179ad4aadf55b8b9d266.exe
  • Size 868KB
  • Sample240512-k6hawahd4z
  • SHA256 086cadedfdf7ccdd1ff9405f8bed27d6613c109689fc179ad4aadf55b8b9d266
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • 1

C2
  • 178.159.39.40:19667

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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).

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3436
      • C:\Users\Admin\AppData\Local\Temp\086cadedfdf7ccdd1ff9405f8bed27d6613c109689fc179ad4aadf55b8b9d266.exe
        "C:\Users\Admin\AppData\Local\Temp\086cadedfdf7ccdd1ff9405f8bed27d6613c109689fc179ad4aadf55b8b9d266.exe"
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:3708
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c move Socks Socks.cmd && Socks.cmd
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1932
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:3768
          • C:\Windows\SysWOW64\findstr.exe
            findstr /I "wrsa.exe opssvc.exe"
            4⤵
              PID:5092
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:1088
            • C:\Windows\SysWOW64\findstr.exe
              findstr /I "avastui.exe avgui.exe nswscsvc.exe sophoshealth.exe"
              4⤵
                PID:4228
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c md 22662
                4⤵
                  PID:1124
                • C:\Windows\SysWOW64\findstr.exe
                  findstr /V "SolutionWasBreachDrugs" Atlanta
                  4⤵
                    PID:384
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c copy /b Back + Connect + Nutrition + Abandoned 22662\l
                    4⤵
                      PID:4812
                    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\22662\Conclusion.pif
                      22662\Conclusion.pif 22662\l
                      4⤵
                      • Suspicious use of NtCreateUserProcessOtherParentProcess
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of FindShellTrayWindow
                      • Suspicious use of SendNotifyMessage
                      • Suspicious use of WriteProcessMemory
                      PID:4044
                    • C:\Windows\SysWOW64\PING.EXE
                      ping -n 5 127.0.0.1
                      4⤵
                      • Runs ping.exe
                      PID:3652
                • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\22662\RegAsm.exe
                  C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\22662\RegAsm.exe
                  2⤵
                  • Executes dropped EXE
                  • Modifies system certificate store
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1396

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    Conclusion.pif

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\22662\Conclusion.pif
                    • Size 872KB
                    • SHA256 865347471135bb5459ad0e647e75a14ad91424b6f13a5c05d9ecd9183a8a1cf4
                    • MD5 SHA1 SHA512 SSDEEP

                    RegAsm.exe

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\22662\RegAsm.exe
                    • Size 63KB
                    • SHA256 c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc
                    • MD5 SHA1 SHA512 SSDEEP

                    l

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\22662\l
                    • Size 410KB
                    • SHA256 0b4db3e46936c02d41346e595efdafbca74d569f0a32a57ff002ba95cb3ec8a7
                    • MD5 SHA1 SHA512 SSDEEP

                    Abandoned

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Abandoned
                    • Size 24KB
                    • SHA256 35b8b7d318ef9428a0d8593939581e0ed17c07d250006d93968a05e7528e2042
                    • MD5 SHA1 SHA512 SSDEEP

                    Actors

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Actors
                    • Size 212KB
                    • SHA256 3d9b1989ba15fff1bb93aa9f5783145ae15c78281e239e5f362fe38b99e7faca
                    • MD5 SHA1 SHA512 SSDEEP

                    Atlanta

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Atlanta
                    • Size 169B
                    • SHA256 7910dbed202c716c0ec072ed413abc7858cf6407192dce5469998a21b717c2a4
                    • MD5 SHA1 SHA512

                    Back

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Back
                    • Size 167KB
                    • SHA256 2551a21ab2802d8e7f9b1910c37bb3e7cba9233458d7dd45d16eac9c4a0484cd
                    • MD5 SHA1 SHA512 SSDEEP

                    Connect

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Connect
                    • Size 159KB
                    • SHA256 e19d904b4b5f7a277d738f0fdbcc2ac4654e83673e697b0d52c858574c1f4880
                    • MD5 SHA1 SHA512 SSDEEP

                    Nutrition

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Nutrition
                    • Size 60KB
                    • SHA256 991bbdb2d5fe3db7b81fb195785b0152791eed6dbc2eda9f045c57bf41d5bc33
                    • MD5 SHA1 SHA512 SSDEEP

                    People

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\People
                    • Size 161KB
                    • SHA256 354e9a02688285befd01025529d6683da5b40a26eb082ea3bb94d3cebae7e426
                    • MD5 SHA1 SHA512 SSDEEP

                    Qc

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Qc
                    • Size 99KB
                    • SHA256 6ed522841af3468d2b8181c6fe3d45f60c87daa0b7b26ff7813dc6ae8b6d70cc
                    • MD5 SHA1 SHA512 SSDEEP

                    Sip

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Sip
                    • Size 77KB
                    • SHA256 9730a4adaeeadafd4b6e0d7b30f5ff00783d9b5bb467409b7567d8ac7db838d2
                    • MD5 SHA1 SHA512 SSDEEP

                    Sociology

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Sociology
                    • Size 106KB
                    • SHA256 b208a0f0f606c22eafd7b42519799a5156da5b7cc3800d9ff51b24e8f4b90d56
                    • MD5 SHA1 SHA512 SSDEEP

                    Socks

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Socks
                    • Size 14KB
                    • SHA256 e61cab04f886e74d37c9d7e815ab8b8d13d5e68c8bcc20454cccae73480eacb2
                    • MD5 SHA1 SHA512 SSDEEP

                    Transexual

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Transexual
                    • Size 47KB
                    • SHA256 4c8f45e1ca349abc9040860f8db30de9213c6fc4d5ae4d98e44777385b386557
                    • MD5 SHA1 SHA512 SSDEEP

                    Tuesday

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Tuesday
                    • Size 170KB
                    • SHA256 684e9a4066acf0f825a649df96552e12920b3ac88eaccf1b15a29b5a03ab1418
                    • MD5 SHA1 SHA512 SSDEEP

                    TmpADD4.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\TmpADD4.tmp
                    • Size 2KB
                    • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
                    • MD5 SHA1 SHA512

                    memory/1396-57-0x00000000064B0000-0x0000000006526000-memory.dmp

                    memory/1396-62-0x0000000006E10000-0x0000000006F1A000-memory.dmp

                    memory/1396-40-0x0000000005920000-0x000000000592A000-memory.dmp

                    memory/1396-38-0x0000000005F00000-0x00000000064A4000-memory.dmp

                    memory/1396-35-0x0000000001200000-0x0000000001252000-memory.dmp

                    memory/1396-58-0x0000000006B80000-0x0000000006B9E000-memory.dmp

                    memory/1396-61-0x00000000072C0000-0x00000000078D8000-memory.dmp

                    memory/1396-39-0x0000000005870000-0x0000000005902000-memory.dmp

                    memory/1396-63-0x0000000006D50000-0x0000000006D62000-memory.dmp

                    memory/1396-64-0x0000000006DB0000-0x0000000006DEC000-memory.dmp

                    memory/1396-65-0x0000000006F20000-0x0000000006F6C000-memory.dmp

                    memory/1396-66-0x0000000007060000-0x00000000070C6000-memory.dmp

                    memory/1396-69-0x0000000007CB0000-0x0000000007E72000-memory.dmp

                    memory/1396-70-0x00000000083B0000-0x00000000088DC000-memory.dmp

                    memory/1396-71-0x00000000082D0000-0x0000000008320000-memory.dmp