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Analysis

  • max time kernel
    238s
  • max time network
    629s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    01-09-2021 05:12

General

  • Target

    Setup (21).exe

  • Size

    631KB

  • MD5

    cb927513ff8ebff4dd52a47f7e42f934

  • SHA1

    0de47c02a8adc4940a6c18621b4e4a619641d029

  • SHA256

    fd5c970806fba1500cbb6af5328329aeb43b8de3f02d90ec5d8cd1d57711622f

  • SHA512

    988c8fd886a9155b7d190faf2ce6b34d910efcffcf1c6251f18a9d0c804a0ea26a89679273033ac98b200363c536426efd1ae9de445c34e660369abb06f0071c

Malware Config

Extracted

Family

redline

Botnet

spnewportspectr

C2

135.148.139.222:1594

Extracted

Family

redline

Botnet

31.08

C2

95.181.152.47:15089

Extracted

Family

redline

Botnet

NORMAN2

C2

45.14.49.184:27587

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • RedLine

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

  • RedLine Payload 15 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Vidar Stealer 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 23 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 30 IoCs
  • Themida packer 7 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup (21).exe
    "C:\Users\Admin\AppData\Local\Temp\Setup (21).exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\Documents\G5GQ8FQH_DgjvmPaD0zuPL5a.exe
      "C:\Users\Admin\Documents\G5GQ8FQH_DgjvmPaD0zuPL5a.exe"
      2⤵
      • Executes dropped EXE
      PID:1396
    • C:\Users\Admin\Documents\d1vTNxA4HGi9poNBqolzlC4M.exe
      "C:\Users\Admin\Documents\d1vTNxA4HGi9poNBqolzlC4M.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:864
      • C:\Users\Admin\Documents\d1vTNxA4HGi9poNBqolzlC4M.exe
        "C:\Users\Admin\Documents\d1vTNxA4HGi9poNBqolzlC4M.exe"
        3⤵
        • Executes dropped EXE
        PID:564
    • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
      "C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe"
      2⤵
      • Executes dropped EXE
      PID:1952
      • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
        C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
        3⤵
          PID:2272
        • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
          C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
          3⤵
            PID:2776
          • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
            C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
            3⤵
              PID:2392
            • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
              C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
              3⤵
                PID:2984
              • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                3⤵
                  PID:2112
                • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                  C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                  3⤵
                    PID:832
                  • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                    C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                    3⤵
                      PID:2956
                    • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                      C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                      3⤵
                        PID:1236
                      • C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                        C:\Users\Admin\Documents\6wYjbJmuoiqQkWuFVyXqD6V4.exe
                        3⤵
                          PID:1476
                      • C:\Users\Admin\Documents\Y29OfJN84CW0GxuZnPMIAvf_.exe
                        "C:\Users\Admin\Documents\Y29OfJN84CW0GxuZnPMIAvf_.exe"
                        2⤵
                        • Executes dropped EXE
                        PID:656
                        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\KBAvfsr.exe
                          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\KBAvfsr.exe"
                          3⤵
                            PID:2092
                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\FkDS8ej.exe
                            "C:\Users\Admin\AppData\Local\Temp\RarSFX0\FkDS8ej.exe"
                            3⤵
                              PID:2148
                          • C:\Users\Admin\Documents\PgzFzWce5AEC53q_qvjr7G5a.exe
                            "C:\Users\Admin\Documents\PgzFzWce5AEC53q_qvjr7G5a.exe"
                            2⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            PID:972
                            • C:\Users\Admin\Documents\PgzFzWce5AEC53q_qvjr7G5a.exe
                              C:\Users\Admin\Documents\PgzFzWce5AEC53q_qvjr7G5a.exe
                              3⤵
                                PID:2308
                            • C:\Users\Admin\Documents\eSRwie43pWeiTgxCPpAlWzOG.exe
                              "C:\Users\Admin\Documents\eSRwie43pWeiTgxCPpAlWzOG.exe"
                              2⤵
                              • Executes dropped EXE
                              PID:928
                            • C:\Users\Admin\Documents\M7pAFS6vNVGBhRArSEb049lj.exe
                              "C:\Users\Admin\Documents\M7pAFS6vNVGBhRArSEb049lj.exe"
                              2⤵
                              • Executes dropped EXE
                              PID:1696
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 884
                                3⤵
                                • Program crash
                                PID:2608
                            • C:\Users\Admin\Documents\Q5udRbRo71e9cQtUCIvgkUwK.exe
                              "C:\Users\Admin\Documents\Q5udRbRo71e9cQtUCIvgkUwK.exe"
                              2⤵
                              • Executes dropped EXE
                              • Checks BIOS information in registry
                              • Checks whether UAC is enabled
                              • Suspicious use of NtSetInformationThreadHideFromDebugger
                              PID:1644
                            • C:\Users\Admin\Documents\UmMve8LWI12_N0tNsMJ8xR5k.exe
                              "C:\Users\Admin\Documents\UmMve8LWI12_N0tNsMJ8xR5k.exe"
                              2⤵
                              • Executes dropped EXE
                              • Modifies system certificate store
                              • Suspicious use of AdjustPrivilegeToken
                              PID:2024
                            • C:\Users\Admin\Documents\hQWj8QEEzfYYYhMysh97Q0x3.exe
                              "C:\Users\Admin\Documents\hQWj8QEEzfYYYhMysh97Q0x3.exe"
                              2⤵
                              • Executes dropped EXE
                              PID:844
                              • C:\Program Files\Mozilla Firefox\firefox.exe
                                "C:\Program Files\Mozilla Firefox\firefox.exe"
                                3⤵
                                  PID:2796
                                  • C:\Program Files\Mozilla Firefox\firefox.exe
                                    "C:\Program Files\Mozilla Firefox\firefox.exe"
                                    4⤵
                                      PID:2916
                                • C:\Users\Admin\Documents\fe6QUIv5GZiPHVgv4VyDgkdj.exe
                                  "C:\Users\Admin\Documents\fe6QUIv5GZiPHVgv4VyDgkdj.exe"
                                  2⤵
                                  • Executes dropped EXE
                                  PID:1904
                                  • C:\Users\Admin\Documents\fe6QUIv5GZiPHVgv4VyDgkdj.exe
                                    "C:\Users\Admin\Documents\fe6QUIv5GZiPHVgv4VyDgkdj.exe" -u
                                    3⤵
                                      PID:2164
                                  • C:\Users\Admin\Documents\rqZ_yA3SmX5EAv5YdEKlkbpY.exe
                                    "C:\Users\Admin\Documents\rqZ_yA3SmX5EAv5YdEKlkbpY.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    PID:1672
                                  • C:\Users\Admin\Documents\NecfwFpuJaDEQb6ZYhn5js_J.exe
                                    "C:\Users\Admin\Documents\NecfwFpuJaDEQb6ZYhn5js_J.exe"
                                    2⤵
                                    • Executes dropped EXE
                                    PID:1828
                                    • C:\Windows\SysWOW64\mshta.exe
                                      "C:\Windows\System32\mshta.exe" VbsCrIPt: cLOSe ( CREAteobjecT ( "wScRiPT.ShElL" ). RUN ( "C:\Windows\system32\cmd.exe /C tYpe ""C:\Users\Admin\Documents\NecfwFpuJaDEQb6ZYhn5js_J.exe"" > IQ0V_Fe_.eXE && StaRt IQ0v_FE_.ExE -poRsuYEMryiLi & if """"== """" for %m in ( ""C:\Users\Admin\Documents\NecfwFpuJaDEQb6ZYhn5js_J.exe"" ) do taskkill /iM ""%~NXm"" -F" , 0 , TRUE ) )
                                      3⤵
                                        PID:812
                                        • C:\Windows\SysWOW64\cmd.exe
                                          "C:\Windows\system32\cmd.exe" /C tYpe "C:\Users\Admin\Documents\NecfwFpuJaDEQb6ZYhn5js_J.exe" > IQ0V_Fe_.eXE && StaRt IQ0v_FE_.ExE -poRsuYEMryiLi& if ""== "" for %m in ( "C:\Users\Admin\Documents\NecfwFpuJaDEQb6ZYhn5js_J.exe" ) do taskkill /iM "%~NXm" -F
                                          4⤵
                                            PID:2632
                                      • C:\Users\Admin\Documents\1CjGhwiYs7qe1xCtGGitpm6N.exe
                                        "C:\Users\Admin\Documents\1CjGhwiYs7qe1xCtGGitpm6N.exe"
                                        2⤵
                                        • Executes dropped EXE
                                        PID:536
                                        • C:\Users\Admin\Documents\1CjGhwiYs7qe1xCtGGitpm6N.exe
                                          "C:\Users\Admin\Documents\1CjGhwiYs7qe1xCtGGitpm6N.exe"
                                          3⤵
                                            PID:1032
                                            • C:\Windows\SysWOW64\WerFault.exe
                                              C:\Windows\SysWOW64\WerFault.exe -u -p 1032 -s 1308
                                              4⤵
                                              • Program crash
                                              PID:2388
                                        • C:\Users\Admin\Documents\66ktEiRkB8dJxGG4alobam1z.exe
                                          "C:\Users\Admin\Documents\66ktEiRkB8dJxGG4alobam1z.exe"
                                          2⤵
                                          • Executes dropped EXE
                                          PID:1596
                                          • C:\Windows\SysWOW64\cmd.exe
                                            "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\15699042709.exe"
                                            3⤵
                                              PID:2600
                                              • C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\15699042709.exe
                                                "C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\15699042709.exe"
                                                4⤵
                                                  PID:2756
                                              • C:\Windows\SysWOW64\cmd.exe
                                                "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\02083585647.exe" /mix
                                                3⤵
                                                  PID:2688
                                                  • C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\02083585647.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\02083585647.exe" /mix
                                                    4⤵
                                                      PID:2800
                                                  • C:\Windows\SysWOW64\cmd.exe
                                                    "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\22785886803.exe" /mix
                                                    3⤵
                                                      PID:2740
                                                      • C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\22785886803.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\{olTK-XiQUx-ieMq-aQD0b}\22785886803.exe" /mix
                                                        4⤵
                                                          PID:2920
                                                      • C:\Windows\SysWOW64\cmd.exe
                                                        "C:\Windows\System32\cmd.exe" /c taskkill /im "66ktEiRkB8dJxGG4alobam1z.exe" /f & erase "C:\Users\Admin\Documents\66ktEiRkB8dJxGG4alobam1z.exe" & exit
                                                        3⤵
                                                          PID:2876
                                                          • C:\Windows\SysWOW64\taskkill.exe
                                                            taskkill /im "66ktEiRkB8dJxGG4alobam1z.exe" /f
                                                            4⤵
                                                            • Kills process with taskkill
                                                            PID:2956
                                                      • C:\Users\Admin\Documents\x4ajh3GU3NP6pWZE55P885fq.exe
                                                        "C:\Users\Admin\Documents\x4ajh3GU3NP6pWZE55P885fq.exe"
                                                        2⤵
                                                        • Executes dropped EXE
                                                        PID:612
                                                      • C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                        "C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe"
                                                        2⤵
                                                        • Executes dropped EXE
                                                        • Suspicious use of SetThreadContext
                                                        PID:584
                                                        • C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                          C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                          3⤵
                                                          • Executes dropped EXE
                                                          PID:2300
                                                        • C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                          C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                          3⤵
                                                          • Executes dropped EXE
                                                          PID:2436
                                                        • C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                          C:\Users\Admin\Documents\idnmjtGV58RtTdLOXAU2WjBR.exe
                                                          3⤵
                                                            PID:2528
                                                        • C:\Users\Admin\Documents\8q6Om69l2xuRhj8zNwwBYpcq.exe
                                                          "C:\Users\Admin\Documents\8q6Om69l2xuRhj8zNwwBYpcq.exe"
                                                          2⤵
                                                          • Executes dropped EXE
                                                          PID:1524
                                                        • C:\Users\Admin\Documents\a1VrxQu9ciwVFQ73PCw4l7Ij.exe
                                                          "C:\Users\Admin\Documents\a1VrxQu9ciwVFQ73PCw4l7Ij.exe"
                                                          2⤵
                                                            PID:1496
                                                          • C:\Users\Admin\Documents\F9c6NjPoVDPEYrDIApZtzEKb.exe
                                                            "C:\Users\Admin\Documents\F9c6NjPoVDPEYrDIApZtzEKb.exe"
                                                            2⤵
                                                            • Executes dropped EXE
                                                            • Checks BIOS information in registry
                                                            • Checks whether UAC is enabled
                                                            • Suspicious use of NtSetInformationThreadHideFromDebugger
                                                            PID:592
                                                          • C:\Users\Admin\Documents\nTeYfnQONLq2_TT5IBLENhOn.exe
                                                            "C:\Users\Admin\Documents\nTeYfnQONLq2_TT5IBLENhOn.exe"
                                                            2⤵
                                                            • Executes dropped EXE
                                                            PID:1280

                                                        Network

                                                        MITRE ATT&CK Enterprise v6

                                                        Replay Monitor

                                                        Loading Replay Monitor...

                                                        Downloads

                                                        • memory/536-159-0x0000000000970000-0x0000000000971000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/536-209-0x0000000004E50000-0x0000000004F3F000-memory.dmp

                                                          Filesize

                                                          956KB

                                                        • memory/536-197-0x0000000000440000-0x0000000000456000-memory.dmp

                                                          Filesize

                                                          88KB

                                                        • memory/536-231-0x0000000005600000-0x00000000056DB000-memory.dmp

                                                          Filesize

                                                          876KB

                                                        • memory/564-121-0x0000000000400000-0x0000000000409000-memory.dmp

                                                          Filesize

                                                          36KB

                                                        • memory/584-157-0x0000000001260000-0x0000000001261000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/592-180-0x00000000000B0000-0x00000000000B1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/612-190-0x0000000000B30000-0x0000000000B31000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/844-208-0x0000000000950000-0x000000000095B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/844-204-0x00000000049E0000-0x0000000004AAF000-memory.dmp

                                                          Filesize

                                                          828KB

                                                        • memory/844-206-0x0000000004910000-0x00000000049DD000-memory.dmp

                                                          Filesize

                                                          820KB

                                                        • memory/864-90-0x0000000000220000-0x000000000022A000-memory.dmp

                                                          Filesize

                                                          40KB

                                                        • memory/928-146-0x0000000000220000-0x000000000024F000-memory.dmp

                                                          Filesize

                                                          188KB

                                                        • memory/972-153-0x00000000012E0000-0x00000000012E1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/1644-172-0x00000000002A0000-0x00000000002A1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/1652-60-0x0000000076E11000-0x0000000076E13000-memory.dmp

                                                          Filesize

                                                          8KB

                                                        • memory/1652-61-0x0000000003E60000-0x0000000003F9F000-memory.dmp

                                                          Filesize

                                                          1.2MB

                                                        • memory/1952-154-0x0000000000860000-0x0000000000861000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2024-151-0x000000001B110000-0x000000001B112000-memory.dmp

                                                          Filesize

                                                          8KB

                                                        • memory/2024-134-0x0000000000340000-0x0000000000358000-memory.dmp

                                                          Filesize

                                                          96KB

                                                        • memory/2024-131-0x00000000003E0000-0x00000000003E1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2272-212-0x0000000000400000-0x0000000000422000-memory.dmp

                                                          Filesize

                                                          136KB

                                                        • memory/2300-175-0x0000000000400000-0x0000000000422000-memory.dmp

                                                          Filesize

                                                          136KB

                                                        • memory/2300-171-0x0000000000400000-0x0000000000422000-memory.dmp

                                                          Filesize

                                                          136KB

                                                        • memory/2308-170-0x0000000000400000-0x0000000000422000-memory.dmp

                                                          Filesize

                                                          136KB

                                                        • memory/2756-202-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2776-217-0x0000000000400000-0x0000000000422000-memory.dmp

                                                          Filesize

                                                          136KB