Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/09/2024, 12:52

General

  • Target
    Setup.exe
  • Size 1.4MB
  • Sample240903-p4ffqaxbmn
  • SHA256 92a24e160937ec00bd6a8e855cd55b9329760131c1412f35b18c92aacc299883
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • unique0109

C2
  • 185.215.113.67:21405

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 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 processes with tasklist 1 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 24 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 37 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:132
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k move Jose Jose.bat & Jose.bat & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3100
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2100
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "wrsa opssvc"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3272
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1752
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "avastui avgui bdservicehost nswscsvc sophoshealth"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:280
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c md 827243
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4968
      • C:\Windows\SysWOW64\findstr.exe
        findstr /V "CATCIRWILLIAMSPROFESSION" Burlington
        3⤵
        • System Location Discovery: System Language Discovery
        PID:844
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c copy /b ..\Cameras + ..\Affect + ..\Amenities + ..\Ja + ..\Los + ..\Birthday + ..\Eliminate + ..\Melissa C
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3676
      • C:\Users\Admin\AppData\Local\Temp\827243\Christmas.pif
        Christmas.pif C
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:3748
        • C:\Users\Admin\AppData\Local\Temp\827243\RegAsm.exe
          C:\Users\Admin\AppData\Local\Temp\827243\RegAsm.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2064
          • C:\Users\Admin\AppData\Local\Temp\filename.exe
            "C:\Users\Admin\AppData\Local\Temp\filename.exe"
            5⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4332
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /k move Investigations Investigations.bat & Investigations.bat & exit
              6⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5056
              • C:\Windows\SysWOW64\tasklist.exe
                tasklist
                7⤵
                • Enumerates processes with tasklist
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                PID:1512
              • C:\Windows\SysWOW64\findstr.exe
                findstr /I "wrsa opssvc"
                7⤵
                • System Location Discovery: System Language Discovery
                PID:2156
              • C:\Windows\SysWOW64\tasklist.exe
                tasklist
                7⤵
                • Enumerates processes with tasklist
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                PID:3832
              • C:\Windows\SysWOW64\findstr.exe
                findstr /I "avastui avgui bdservicehost nswscsvc sophoshealth"
                7⤵
                • System Location Discovery: System Language Discovery
                PID:3536
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c md 590819
                7⤵
                • System Location Discovery: System Language Discovery
                PID:3232
              • C:\Windows\SysWOW64\findstr.exe
                findstr /V "MEDICAIDGROUPSSHARPGOVERNOR" Novels
                7⤵
                • System Location Discovery: System Language Discovery
                PID:444
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c copy /b ..\Sheet + ..\Drums + ..\Actually + ..\Mls + ..\Real + ..\Zoophilia + ..\Ah + ..\Opposed + ..\Affiliated y
                7⤵
                • System Location Discovery: System Language Discovery
                PID:468
              • C:\Users\Admin\AppData\Local\Temp\590819\Associates.pif
                Associates.pif y
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of SendNotifyMessage
                PID:3068
                • C:\Users\Admin\AppData\Local\Temp\590819\Associates.pif
                  C:\Users\Admin\AppData\Local\Temp\590819\Associates.pif
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:868
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 1204
                    9⤵
                    • Program crash
                    PID:2296
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 1244
                    9⤵
                    • Program crash
                    PID:2952
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 1244
                    9⤵
                    • Program crash
                    PID:4968
              • C:\Windows\SysWOW64\choice.exe
                choice /d y /t 5
                7⤵
                • System Location Discovery: System Language Discovery
                PID:3132
      • C:\Windows\SysWOW64\choice.exe
        choice /d y /t 5
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2904
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 868 -ip 868
    1⤵
      PID:3956
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 868 -ip 868
      1⤵
        PID:1940
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 868 -ip 868
        1⤵
          PID:4992

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              y

              • Path C:\Users\Admin\AppData\Local\Temp\590819\y
              • Size 647KB
              • SHA256 7411e4d7b5ee7e09d6d8f41b6c58d557b39724cda3367614d49dbaf77ff89d47
              • MD5 SHA1 SHA512 SSDEEP

              C

              • Path C:\Users\Admin\AppData\Local\Temp\827243\C
              • Size 576KB
              • SHA256 8c8ed94e58a4456a0aabd448425cb7602019f0efce146bb5d3670c471ff9de80
              • MD5 SHA1 SHA512 SSDEEP

              Christmas.pif

              • Path C:\Users\Admin\AppData\Local\Temp\827243\Christmas.pif
              • Size 872KB
              • SHA256 d8b7c7178fbadbf169294e4f29dce582f89a5cf372e9da9215aa082330dc12fd
              • MD5 SHA1 SHA512 SSDEEP

              RegAsm.exe

              • Path C:\Users\Admin\AppData\Local\Temp\827243\RegAsm.exe
              • Size 63KB
              • SHA256 53195987d396986ebcb20425ac130e78ad308fdbd918f33f3fd92b99abda314b
              • MD5 SHA1 SHA512 SSDEEP

              Actually

              • Path C:\Users\Admin\AppData\Local\Temp\Actually
              • Size 82KB
              • SHA256 446596953913b5ff8e1f4909cdd68e4740a21948b8da28b2223abd731f38f3cf
              • MD5 SHA1 SHA512 SSDEEP

              Affect

              • Path C:\Users\Admin\AppData\Local\Temp\Affect
              • Size 95KB
              • SHA256 fb9efeb562fd817252d78023ec09f0a81f478e834bcca263d9679759a089fc1b
              • MD5 SHA1 SHA512 SSDEEP

              Affiliated

              • Path C:\Users\Admin\AppData\Local\Temp\Affiliated
              • Size 13KB
              • SHA256 3f6a1e674de512477ff87efaa39a6d0158f1a394da442018f2cae16499a67164
              • MD5 SHA1 SHA512 SSDEEP

              Ah

              • Path C:\Users\Admin\AppData\Local\Temp\Ah
              • Size 78KB
              • SHA256 2c846b30ded9be840eb62fe5f6ee78a715bbb27c8c5f13cf7ce7526fd8505278
              • MD5 SHA1 SHA512 SSDEEP

              Amenities

              • Path C:\Users\Admin\AppData\Local\Temp\Amenities
              • Size 68KB
              • SHA256 b271b477ed275355e180503c8928b9cfc943285eddbb277201548e9cb1cbbdfb
              • MD5 SHA1 SHA512 SSDEEP

              Bdsm

              • Path C:\Users\Admin\AppData\Local\Temp\Bdsm
              • Size 871KB
              • SHA256 458b8a482d601b04ecbc85865f2fecb8dd35790be2b7cf272d54efb8f07f341c
              • MD5 SHA1 SHA512 SSDEEP

              Birthday

              • Path C:\Users\Admin\AppData\Local\Temp\Birthday
              • Size 80KB
              • SHA256 0f6bdebfbca53c6d4d9c4ab95090fecf502616c74d8d3e06dd533e84c0be7b4d
              • MD5 SHA1 SHA512 SSDEEP

              Burlington

              • Path C:\Users\Admin\AppData\Local\Temp\Burlington
              • Size 947B
              • SHA256 9bbe702d70718c86a4cf31c8cf89badbb2148cf65b5c1e55f02f94bbf9bb391b
              • MD5 SHA1 SHA512

              Cameras

              • Path C:\Users\Admin\AppData\Local\Temp\Cameras
              • Size 76KB
              • SHA256 fe69bfec7083056b954bedda974eefcf698e8cacc77e70e1d3b52ca2a5a59a7d
              • MD5 SHA1 SHA512 SSDEEP

              Drums

              • Path C:\Users\Admin\AppData\Local\Temp\Drums
              • Size 87KB
              • SHA256 06969d045e1dedd05bf352e08e66d6b72faca7b0d6cb7a20e3a815b04aec4794
              • MD5 SHA1 SHA512 SSDEEP

              Eliminate

              • Path C:\Users\Admin\AppData\Local\Temp\Eliminate
              • Size 56KB
              • SHA256 227c0a7bef3c456647d7573131e8fc0dcd3983e13288d35da675d9a0bf176ebc
              • MD5 SHA1 SHA512 SSDEEP

              Investigations

              • Path C:\Users\Admin\AppData\Local\Temp\Investigations
              • Size 21KB
              • SHA256 18aedca1669442af85f543f052feef6b2d70ee3f191f391930c053d1476cda76
              • MD5 SHA1 SHA512 SSDEEP

              Ja

              • Path C:\Users\Admin\AppData\Local\Temp\Ja
              • Size 71KB
              • SHA256 4956b8296c6b0344e97e1a310889240d21f42bf11f2259848e99646d04e9b1ba
              • MD5 SHA1 SHA512 SSDEEP

              Jose

              • Path C:\Users\Admin\AppData\Local\Temp\Jose
              • Size 22KB
              • SHA256 2da8df91d10965a9e496f0339e25968d27db9308c2311dbd8ff82dce1c166d97
              • MD5 SHA1 SHA512 SSDEEP

              Los

              • Path C:\Users\Admin\AppData\Local\Temp\Los
              • Size 78KB
              • SHA256 ec01ce72a1e6f975ea78104ffa2207d9cc737762f2e001591282ec16f3394467
              • MD5 SHA1 SHA512 SSDEEP

              Melissa

              • Path C:\Users\Admin\AppData\Local\Temp\Melissa
              • Size 52KB
              • SHA256 fd00df2aa9c3a903590c392ef0fb081ec8f07fd0844618138a743ee368d920e8
              • MD5 SHA1 SHA512 SSDEEP

              Mls

              • Path C:\Users\Admin\AppData\Local\Temp\Mls
              • Size 86KB
              • SHA256 076a4be5c1e943bc223adf4eb30f7543911dce2517c305af1df5f0ab012626e0
              • MD5 SHA1 SHA512 SSDEEP

              Novels

              • Path C:\Users\Admin\AppData\Local\Temp\Novels
              • Size 510B
              • SHA256 2dd13bc773aee2738563910e316684b0cf646991fd67581dd4e129a525153af0
              • MD5 SHA1 SHA512

              Opposed

              • Path C:\Users\Admin\AppData\Local\Temp\Opposed
              • Size 89KB
              • SHA256 c8497414d50438b6eeace3a0402f01e7d8583415daee5466f3f46ac82e55c27f
              • MD5 SHA1 SHA512 SSDEEP

              Real

              • Path C:\Users\Admin\AppData\Local\Temp\Real
              • Size 74KB
              • SHA256 2be9420210278b027501f7edb4e8356b00550eb01d94aab082b472fab08dc5c3
              • MD5 SHA1 SHA512 SSDEEP

              Sheet

              • Path C:\Users\Admin\AppData\Local\Temp\Sheet
              • Size 64KB
              • SHA256 0241ad4bc5a549ba937fc9cde1cc4e8c01bc0ac59940611393bd2573649bc391
              • MD5 SHA1 SHA512 SSDEEP

              Tba

              • Path C:\Users\Admin\AppData\Local\Temp\Tba
              • Size 872KB
              • SHA256 ca236e42a79212c9fcab28217df569fc8d3875ef81e206e869b92525d9ede547
              • MD5 SHA1 SHA512 SSDEEP

              TmpD12B.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\TmpD12B.tmp
              • Size 2KB
              • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
              • MD5 SHA1 SHA512

              Zoophilia

              • Path C:\Users\Admin\AppData\Local\Temp\Zoophilia
              • Size 74KB
              • SHA256 1a4c358cb704b6d3960e9af1dce1b87aa69e41ce590f1477f5d7ef9dd8ddeeec
              • MD5 SHA1 SHA512 SSDEEP

              filename.exe

              • Path C:\Users\Admin\AppData\Local\Temp\filename.exe
              • Size 1.4MB
              • SHA256 b7763f18a43e9727036d685576fe102901f45fd1b9407395bbc10966a9811d25
              • MD5 SHA1 SHA512 SSDEEP

              memory/868-110-0x00000000004E0000-0x0000000000532000-memory.dmp

              memory/868-108-0x00000000004E0000-0x0000000000532000-memory.dmp

              memory/868-107-0x00000000004E0000-0x0000000000532000-memory.dmp

              memory/2064-52-0x0000000006730000-0x000000000674E000-memory.dmp

              memory/2064-59-0x0000000006AD0000-0x0000000006B1C000-memory.dmp

              memory/2064-56-0x00000000069C0000-0x0000000006ACA000-memory.dmp

              memory/2064-55-0x0000000006E70000-0x0000000007488000-memory.dmp

              memory/2064-60-0x0000000006C10000-0x0000000006C76000-memory.dmp

              memory/2064-51-0x0000000005AD0000-0x0000000005B46000-memory.dmp

              memory/2064-58-0x0000000006960000-0x000000000699C000-memory.dmp

              memory/2064-57-0x0000000006900000-0x0000000006912000-memory.dmp

              memory/2064-36-0x0000000005540000-0x000000000554A000-memory.dmp

              memory/2064-35-0x00000000055A0000-0x0000000005632000-memory.dmp

              memory/2064-34-0x0000000005B50000-0x00000000060F6000-memory.dmp

              memory/2064-31-0x0000000000F30000-0x0000000000F82000-memory.dmp

              memory/2064-65-0x0000000009BB0000-0x000000000A0DC000-memory.dmp

              memory/2064-64-0x00000000094B0000-0x0000000009672000-memory.dmp

              memory/2064-63-0x0000000007590000-0x00000000075E0000-memory.dmp