Resubmissions

15/10/2024, 15:36

241015-s1zlzasdkc 10

01/07/2024, 18:32

240701-w6yteawhmq 10

01/07/2024, 14:52

240701-r82wmaxdnd 10

01/07/2024, 14:52

240701-r8syqa1dpp 10

11/03/2024, 21:22

240311-z8dsssgg58 10

01/09/2021, 13:18

210901-5bmxjspa5s 10

01/09/2021, 13:04

210901-te4btfspqa 10

01/09/2021, 05:12

210901-4wnkwm1p3j 10

31/08/2021, 21:47

210831-41rp97dma2 10

Analysis

  • max time kernel
    1794s
  • max time network
    1847s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    27/08/2021, 15:40

General

  • Target

    Setup (17).exe

  • Size

    631KB

  • MD5

    cb927513ff8ebff4dd52a47f7e42f934

  • SHA1

    0de47c02a8adc4940a6c18621b4e4a619641d029

  • SHA256

    fd5c970806fba1500cbb6af5328329aeb43b8de3f02d90ec5d8cd1d57711622f

  • SHA512

    988c8fd886a9155b7d190faf2ce6b34d910efcffcf1c6251f18a9d0c804a0ea26a89679273033ac98b200363c536426efd1ae9de445c34e660369abb06f0071c

Malware Config

Extracted

Family

redline

Botnet

installs8912

C2

185.186.142.245:22850

Extracted

Family

redline

Botnet

dibild2

C2

135.148.139.222:1494

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • RedLine

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

  • RedLine Payload 5 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 37 IoCs
  • Checks BIOS information in registry 2 TTPs 6 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 54 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 6 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Looks up external IP address via web service 4 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 9 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies system certificate store 2 TTPs 10 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup (17).exe
    "C:\Users\Admin\AppData\Local\Temp\Setup (17).exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1660
    • C:\Users\Admin\Documents\1okqw5E4MwJBeTVdOyOThRq8.exe
      "C:\Users\Admin\Documents\1okqw5E4MwJBeTVdOyOThRq8.exe"
      2⤵
      • Executes dropped EXE
      PID:912
    • C:\Users\Admin\Documents\gkkVBQbot_VmlULV5lC8HxMs.exe
      "C:\Users\Admin\Documents\gkkVBQbot_VmlULV5lC8HxMs.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      PID:2020
      • C:\Users\Admin\Documents\gkkVBQbot_VmlULV5lC8HxMs.exe
        C:\Users\Admin\Documents\gkkVBQbot_VmlULV5lC8HxMs.exe
        3⤵
        • Executes dropped EXE
        PID:2840
      • C:\Users\Admin\Documents\gkkVBQbot_VmlULV5lC8HxMs.exe
        C:\Users\Admin\Documents\gkkVBQbot_VmlULV5lC8HxMs.exe
        3⤵
          PID:2932
      • C:\Users\Admin\Documents\RkzRHpEcftQFc629yZL3fAnQ.exe
        "C:\Users\Admin\Documents\RkzRHpEcftQFc629yZL3fAnQ.exe"
        2⤵
        • Executes dropped EXE
        PID:1028
      • C:\Users\Admin\Documents\kcY0QZMjGjDBJuZg4R0gk37i.exe
        "C:\Users\Admin\Documents\kcY0QZMjGjDBJuZg4R0gk37i.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        PID:1836
        • C:\Users\Admin\Documents\kcY0QZMjGjDBJuZg4R0gk37i.exe
          "C:\Users\Admin\Documents\kcY0QZMjGjDBJuZg4R0gk37i.exe"
          3⤵
            PID:2692
        • C:\Users\Admin\Documents\xTmcFS1XDVP5k71ZLB7FxnIu.exe
          "C:\Users\Admin\Documents\xTmcFS1XDVP5k71ZLB7FxnIu.exe"
          2⤵
          • Executes dropped EXE
          PID:1696
        • C:\Users\Admin\Documents\mPBuP_yfGDqZnRJ4GVvpmNdM.exe
          "C:\Users\Admin\Documents\mPBuP_yfGDqZnRJ4GVvpmNdM.exe"
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:332
          • C:\Users\Admin\Documents\mPBuP_yfGDqZnRJ4GVvpmNdM.exe
            "C:\Users\Admin\Documents\mPBuP_yfGDqZnRJ4GVvpmNdM.exe"
            3⤵
            • Executes dropped EXE
            • Modifies data under HKEY_USERS
            PID:668
        • C:\Users\Admin\Documents\pk7QweK2QT4ovTS_4nY6CJsF.exe
          "C:\Users\Admin\Documents\pk7QweK2QT4ovTS_4nY6CJsF.exe"
          2⤵
          • Executes dropped EXE
          PID:316
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c taskkill /im "pk7QweK2QT4ovTS_4nY6CJsF.exe" /f & erase "C:\Users\Admin\Documents\pk7QweK2QT4ovTS_4nY6CJsF.exe" & exit
            3⤵
              PID:2984
              • C:\Windows\SysWOW64\taskkill.exe
                taskkill /im "pk7QweK2QT4ovTS_4nY6CJsF.exe" /f
                4⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:608
          • C:\Users\Admin\Documents\Ew7JZY4RgqN1IbPG6MelKqIv.exe
            "C:\Users\Admin\Documents\Ew7JZY4RgqN1IbPG6MelKqIv.exe"
            2⤵
            • Executes dropped EXE
            PID:1980
          • C:\Users\Admin\Documents\6r4kF9SU7lbCxrLdafNQVIxp.exe
            "C:\Users\Admin\Documents\6r4kF9SU7lbCxrLdafNQVIxp.exe"
            2⤵
            • Executes dropped EXE
            PID:1400
          • C:\Users\Admin\Documents\aPnPfyggn8qTJQJJ8buBupMf.exe
            "C:\Users\Admin\Documents\aPnPfyggn8qTJQJJ8buBupMf.exe"
            2⤵
              PID:1256
            • C:\Users\Admin\Documents\FpVWobnTT8WEACUXe993RjEM.exe
              "C:\Users\Admin\Documents\FpVWobnTT8WEACUXe993RjEM.exe"
              2⤵
              • Executes dropped EXE
              PID:1516
            • C:\Users\Admin\Documents\GQD6UNc1kqiMq3UD5es3Ynry.exe
              "C:\Users\Admin\Documents\GQD6UNc1kqiMq3UD5es3Ynry.exe"
              2⤵
              • Executes dropped EXE
              PID:2032
            • C:\Users\Admin\Documents\vO6zw8XWz5eqyAMTnSkj_WE6.exe
              "C:\Users\Admin\Documents\vO6zw8XWz5eqyAMTnSkj_WE6.exe"
              2⤵
              • Executes dropped EXE
              PID:1900
            • C:\Users\Admin\Documents\txwRD3fwUIS5bR3zTnkNk7Mf.exe
              "C:\Users\Admin\Documents\txwRD3fwUIS5bR3zTnkNk7Mf.exe"
              2⤵
              • Executes dropped EXE
              • Checks BIOS information in registry
              • Checks whether UAC is enabled
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              PID:1988
            • C:\Users\Admin\Documents\RUv1ddMqDVXnMBTCQ1DUg0OK.exe
              "C:\Users\Admin\Documents\RUv1ddMqDVXnMBTCQ1DUg0OK.exe"
              2⤵
              • Executes dropped EXE
              PID:1616
              • C:\Users\Admin\AppData\Local\Temp\jX2qxUF4.com
                "C:\Users\Admin\AppData\Local\Temp\jX2qxUF4.com"
                3⤵
                • Executes dropped EXE
                PID:3012
                • C:\Windows\system32\cmd.exe
                  "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\F73A.tmp\F74B.tmp\F74C.bat C:\Users\Admin\AppData\Local\Temp\jX2qxUF4.com"
                  4⤵
                    PID:2108
                • C:\Users\Admin\AppData\Local\Temp\tHEvn2do.com
                  "C:\Users\Admin\AppData\Local\Temp\tHEvn2do.com"
                  3⤵
                    PID:548
                • C:\Users\Admin\Documents\3H4kTacwyxcb3iagBSljOOEh.exe
                  "C:\Users\Admin\Documents\3H4kTacwyxcb3iagBSljOOEh.exe"
                  2⤵
                  • Executes dropped EXE
                  PID:1320
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 852
                    3⤵
                    • Loads dropped DLL
                    • Program crash
                    • Suspicious behavior: GetForegroundWindowSpam
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1900
                • C:\Users\Admin\Documents\13QCYBEXSR9T6nc5z9IfU5Ww.exe
                  "C:\Users\Admin\Documents\13QCYBEXSR9T6nc5z9IfU5Ww.exe"
                  2⤵
                  • Executes dropped EXE
                  PID:1624
                • C:\Users\Admin\Documents\qFP9z8SFnnVUYEwlam0qTJQN.exe
                  "C:\Users\Admin\Documents\qFP9z8SFnnVUYEwlam0qTJQN.exe"
                  2⤵
                  • Executes dropped EXE
                  • Checks BIOS information in registry
                  • Checks whether UAC is enabled
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  • Modifies system certificate store
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2080
                • C:\Users\Admin\Documents\2Xa1NkZbh1qDpBnQqvd0omwz.exe
                  "C:\Users\Admin\Documents\2Xa1NkZbh1qDpBnQqvd0omwz.exe"
                  2⤵
                  • Executes dropped EXE
                  • Checks BIOS information in registry
                  • Checks whether UAC is enabled
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  PID:2064
                • C:\Users\Admin\Documents\Bo5XPAzrgWGp8VgChYONA5Wi.exe
                  "C:\Users\Admin\Documents\Bo5XPAzrgWGp8VgChYONA5Wi.exe"
                  2⤵
                  • Executes dropped EXE
                  PID:2040
                • C:\Users\Admin\Documents\ihg36LJJwelK_g3pZBpz56ZV.exe
                  "C:\Users\Admin\Documents\ihg36LJJwelK_g3pZBpz56ZV.exe"
                  2⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Drops file in Program Files directory
                  PID:1612
                  • C:\Program Files (x86)\Company\NewProduct\cutm3.exe
                    "C:\Program Files (x86)\Company\NewProduct\cutm3.exe"
                    3⤵
                    • Executes dropped EXE
                    PID:3008
                  • C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe
                    "C:\Program Files (x86)\Company\NewProduct\md8_8eus.exe"
                    3⤵
                    • Executes dropped EXE
                    PID:2448
                  • C:\Program Files (x86)\Company\NewProduct\inst1.exe
                    "C:\Program Files (x86)\Company\NewProduct\inst1.exe"
                    3⤵
                    • Executes dropped EXE
                    PID:2252
                • C:\Users\Admin\Documents\z35Ir95a4g3zZtj8hK1rUDW9.exe
                  "C:\Users\Admin\Documents\z35Ir95a4g3zZtj8hK1rUDW9.exe"
                  2⤵
                  • Executes dropped EXE
                  PID:1888
                • C:\Users\Admin\Documents\ZzjjTYkGe9hCBETMTpSrz7zF.exe
                  "C:\Users\Admin\Documents\ZzjjTYkGe9hCBETMTpSrz7zF.exe"
                  2⤵
                  • Executes dropped EXE
                  PID:896
                • C:\Users\Admin\Documents\SMEqZuKHaXwHERNplQPCvvnl.exe
                  "C:\Users\Admin\Documents\SMEqZuKHaXwHERNplQPCvvnl.exe"
                  2⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  PID:2044
                • C:\Users\Admin\Documents\J4XuzgaDVgt657g6ewVRFyIN.exe
                  "C:\Users\Admin\Documents\J4XuzgaDVgt657g6ewVRFyIN.exe"
                  2⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Suspicious use of SetThreadContext
                  PID:1896
                  • C:\Users\Admin\Documents\J4XuzgaDVgt657g6ewVRFyIN.exe
                    "C:\Users\Admin\Documents\J4XuzgaDVgt657g6ewVRFyIN.exe"
                    3⤵
                      PID:2856
                  • C:\Users\Admin\Documents\HAkIdk8zFN5XuQK3GjOgwFjU.exe
                    "C:\Users\Admin\Documents\HAkIdk8zFN5XuQK3GjOgwFjU.exe"
                    2⤵
                      PID:1560
                    • C:\Users\Admin\Documents\wumrKLPuusYqR011UosnmEDQ.exe
                      "C:\Users\Admin\Documents\wumrKLPuusYqR011UosnmEDQ.exe"
                      2⤵
                      • Executes dropped EXE
                      PID:1548
                    • C:\Users\Admin\Documents\xfHlBKMLOY5rB1N4Gio_WPH8.exe
                      "C:\Users\Admin\Documents\xfHlBKMLOY5rB1N4Gio_WPH8.exe"
                      2⤵
                      • Executes dropped EXE
                      PID:1720
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                    1⤵
                    • Process spawned unexpected child process
                    PID:2648
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
                      2⤵
                      • Loads dropped DLL
                      PID:2672
                  • C:\Users\Admin\AppData\Local\Temp\E003.exe
                    C:\Users\Admin\AppData\Local\Temp\E003.exe
                    1⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Suspicious use of SetThreadContext
                    PID:2820
                    • C:\Users\Admin\AppData\Local\Temp\E003.exe
                      C:\Users\Admin\AppData\Local\Temp\E003.exe
                      2⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Adds Run key to start application
                      • Modifies system certificate store
                      PID:892
                      • C:\Windows\SysWOW64\icacls.exe
                        icacls "C:\Users\Admin\AppData\Local\9051e84d-3791-4512-984c-971887ed715b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
                        3⤵
                        • Modifies file permissions
                        PID:188
                      • C:\Users\Admin\AppData\Local\Temp\E003.exe
                        "C:\Users\Admin\AppData\Local\Temp\E003.exe" --Admin IsNotAutoStart IsNotTask
                        3⤵
                        • Executes dropped EXE
                        PID:2620
                  • C:\Users\Admin\AppData\Local\Temp\F8E1.exe
                    C:\Users\Admin\AppData\Local\Temp\F8E1.exe
                    1⤵
                      PID:3052
                    • C:\Windows\system32\taskeng.exe
                      taskeng.exe {69C3552A-43A4-40A4-883D-504D8821BEA9} S-1-5-21-2513283230-931923277-594887482-1000:MRBKYMNO\Admin:Interactive:[1]
                      1⤵
                        PID:1292
                        • C:\Users\Admin\AppData\Roaming\rheiaes
                          C:\Users\Admin\AppData\Roaming\rheiaes
                          2⤵
                          • Executes dropped EXE
                          • Checks SCSI registry key(s)
                          • Suspicious behavior: MapViewOfSection
                          PID:1708
                        • C:\Users\Admin\AppData\Roaming\rheiaes
                          C:\Users\Admin\AppData\Roaming\rheiaes
                          2⤵
                          • Executes dropped EXE
                          • Checks SCSI registry key(s)
                          • Suspicious behavior: MapViewOfSection
                          PID:436

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/892-214-0x0000000000400000-0x0000000000537000-memory.dmp

                        Filesize

                        1.2MB

                      • memory/1400-208-0x0000000000E40000-0x0000000000E41000-memory.dmp

                        Filesize

                        4KB

                      • memory/1400-216-0x0000000000390000-0x00000000003A6000-memory.dmp

                        Filesize

                        88KB

                      • memory/1616-160-0x000007FEFBBF1000-0x000007FEFBBF3000-memory.dmp

                        Filesize

                        8KB

                      • memory/1660-61-0x0000000003AD0000-0x0000000003C0F000-memory.dmp

                        Filesize

                        1.2MB

                      • memory/1660-60-0x00000000753B1000-0x00000000753B3000-memory.dmp

                        Filesize

                        8KB

                      • memory/1696-168-0x00000000003C0000-0x00000000003C1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1720-166-0x0000000001030000-0x0000000001031000-memory.dmp

                        Filesize

                        4KB

                      • memory/1836-177-0x0000000000020000-0x000000000002A000-memory.dmp

                        Filesize

                        40KB

                      • memory/1888-164-0x0000000000E30000-0x0000000000E31000-memory.dmp

                        Filesize

                        4KB

                      • memory/1896-165-0x00000000010E0000-0x00000000010E1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1896-183-0x00000000003E0000-0x00000000003FE000-memory.dmp

                        Filesize

                        120KB

                      • memory/1980-186-0x0000000000540000-0x000000000055E000-memory.dmp

                        Filesize

                        120KB

                      • memory/1980-180-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2020-167-0x0000000000B60000-0x0000000000B61000-memory.dmp

                        Filesize

                        4KB

                      • memory/2080-199-0x0000000000E30000-0x0000000000E31000-memory.dmp

                        Filesize

                        4KB

                      • memory/2692-178-0x0000000000400000-0x0000000000409000-memory.dmp

                        Filesize

                        36KB

                      • memory/2840-184-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2840-189-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2856-185-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB