Resubmissions

12/11/2024, 01:29

241112-bwgrxs1gnf 10

08/07/2021, 12:18

210708-8z6d5h8z2n 10

06/07/2021, 17:53

210706-g6we6sa7sa 10

19/06/2021, 18:17

210619-vr8bj2dzfn 10

17/06/2021, 21:39

210617-a9cvlnmrbx 10

11/06/2021, 17:26

210611-wvab1yw2tj 10

08/06/2021, 06:47

210608-qrbpch3y46 10

08/06/2021, 06:47

210608-64tndgm1ln 10

05/06/2021, 18:40

210605-cd6qpr55sx 10

04/06/2021, 11:56

210604-5c416rs3ns 10

Analysis

  • max time kernel
    29s
  • max time network
    67s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    26/04/2021, 13:35

General

  • Target

    Install2.exe

  • Size

    497KB

  • MD5

    41a5f4fd1ea7cac4aa94a87aebccfef0

  • SHA1

    0d0abf079413a4c773754bf4fda338dc5b9a8ddc

  • SHA256

    97e95e99fd499ec45a7c1d8683d5731ce5e7a8fb8b710622e578cd169a00d8d9

  • SHA512

    5ca14bda498f26efff4e1179969b8f2c25244063c7bf25f3ec20b5cd24b5be320bbfb8b3d0b2d66f5c5b415da777a766fece5f251a4247773c6cb991417fb75f

Malware Config

Extracted

Family

raccoon

Botnet

9afb493c6f82d08075dbbfa7d93ce97f1dbf4733

Attributes
  • url4cnc

    https://tttttt.me/antitantief3

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Checks for common network interception software 1 TTPs

    Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

  • Downloads MZ/PE file
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

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

  • Drops file in Program Files directory 9 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.

  • NSIS installer 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Install2.exe
    "C:\Users\Admin\AppData\Local\Temp\Install2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Users\Admin\AppData\Local\Temp\is-LSTQR.tmp\Install2.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-LSTQR.tmp\Install2.tmp" /SL5="$60048,235791,152064,C:\Users\Admin\AppData\Local\Temp\Install2.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Users\Admin\AppData\Local\Temp\is-2G9EA.tmp\Ultra.exe
        "C:\Users\Admin\AppData\Local\Temp\is-2G9EA.tmp\Ultra.exe" /S /UID=burnerch1
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Program Files directory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Program Files\Windows NT\ROXOOLDPCD\ultramediaburner.exe
          "C:\Program Files\Windows NT\ROXOOLDPCD\ultramediaburner.exe" /VERYSILENT
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3108
          • C:\Users\Admin\AppData\Local\Temp\is-GDKRN.tmp\ultramediaburner.tmp
            "C:\Users\Admin\AppData\Local\Temp\is-GDKRN.tmp\ultramediaburner.tmp" /SL5="$30084,281924,62464,C:\Program Files\Windows NT\ROXOOLDPCD\ultramediaburner.exe" /VERYSILENT
            5⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:1492
            • C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe
              "C:\Program Files (x86)\UltraMediaBurner\UltraMediaBurner.exe" -silent -desktopShortcut -programMenu
              6⤵
              • Executes dropped EXE
              PID:2732
        • C:\Users\Admin\AppData\Local\Temp\16-b8165-547-0dc88-7750b950c881b\Hyxetyxifa.exe
          "C:\Users\Admin\AppData\Local\Temp\16-b8165-547-0dc88-7750b950c881b\Hyxetyxifa.exe"
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of AdjustPrivilegeToken
          PID:2792
        • C:\Users\Admin\AppData\Local\Temp\17-03281-289-77dba-f0f445000187c\Jaezhedaetyvy.exe
          "C:\Users\Admin\AppData\Local\Temp\17-03281-289-77dba-f0f445000187c\Jaezhedaetyvy.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3964
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\lquh25iz.gy0\instEU.exe & exit
            5⤵
              PID:5820
              • C:\Users\Admin\AppData\Local\Temp\lquh25iz.gy0\instEU.exe
                C:\Users\Admin\AppData\Local\Temp\lquh25iz.gy0\instEU.exe
                6⤵
                  PID:6356
              • C:\Windows\System32\cmd.exe
                "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\4vxekgpg.2zs\google-game.exe & exit
                5⤵
                  PID:5380
                  • C:\Users\Admin\AppData\Local\Temp\4vxekgpg.2zs\google-game.exe
                    C:\Users\Admin\AppData\Local\Temp\4vxekgpg.2zs\google-game.exe
                    6⤵
                      PID:5604
                      • C:\Windows\SysWOW64\rundll32.exe
                        "C:\Windows\System32\rundll32.exe" "C:\Program Files\install.dll",install
                        7⤵
                          PID:6108
                    • C:\Windows\System32\cmd.exe
                      "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\ukhccybh.4xq\md1_1eaf.exe & exit
                      5⤵
                        PID:6756
                        • C:\Users\Admin\AppData\Local\Temp\ukhccybh.4xq\md1_1eaf.exe
                          C:\Users\Admin\AppData\Local\Temp\ukhccybh.4xq\md1_1eaf.exe
                          6⤵
                            PID:7128
                        • C:\Windows\System32\cmd.exe
                          "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\xqk5x3zu.0yb\askinstall39.exe & exit
                          5⤵
                            PID:7084
                            • C:\Users\Admin\AppData\Local\Temp\xqk5x3zu.0yb\askinstall39.exe
                              C:\Users\Admin\AppData\Local\Temp\xqk5x3zu.0yb\askinstall39.exe
                              6⤵
                                PID:4748
                                • C:\Windows\SysWOW64\cmd.exe
                                  cmd.exe /c taskkill /f /im chrome.exe
                                  7⤵
                                    PID:5540
                                    • C:\Windows\SysWOW64\taskkill.exe
                                      taskkill /f /im chrome.exe
                                      8⤵
                                      • Kills process with taskkill
                                      PID:5708
                              • C:\Windows\System32\cmd.exe
                                "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\0um1skkc.3dq\y1.exe & exit
                                5⤵
                                  PID:6248
                                  • C:\Users\Admin\AppData\Local\Temp\0um1skkc.3dq\y1.exe
                                    C:\Users\Admin\AppData\Local\Temp\0um1skkc.3dq\y1.exe
                                    6⤵
                                      PID:6448
                                  • C:\Windows\System32\cmd.exe
                                    "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\pia5uebd.qq5\SunLabsPlayer.exe /S & exit
                                    5⤵
                                      PID:5256
                                      • C:\Users\Admin\AppData\Local\Temp\pia5uebd.qq5\SunLabsPlayer.exe
                                        C:\Users\Admin\AppData\Local\Temp\pia5uebd.qq5\SunLabsPlayer.exe /S
                                        6⤵
                                          PID:5632
                                          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                                            powershell -inputformat none -ExecutionPolicy RemoteSigned -File "C:\Users\Admin\AppData\Local\Temp\nssFF28.tmp\tempfile.ps1"
                                            7⤵
                                              PID:6816
                                        • C:\Windows\System32\cmd.exe
                                          "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\skyukmpi.csm\inst.exe & exit
                                          5⤵
                                            PID:5788
                                            • C:\Users\Admin\AppData\Local\Temp\skyukmpi.csm\inst.exe
                                              C:\Users\Admin\AppData\Local\Temp\skyukmpi.csm\inst.exe
                                              6⤵
                                                PID:5676
                                            • C:\Windows\System32\cmd.exe
                                              "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\pr1me5ib.gio\GcleanerWW.exe /mixone & exit
                                              5⤵
                                                PID:5988
                                              • C:\Windows\System32\cmd.exe
                                                "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\d3whgtgi.0za\toolspab1.exe & exit
                                                5⤵
                                                  PID:6104
                                                  • C:\Users\Admin\AppData\Local\Temp\d3whgtgi.0za\toolspab1.exe
                                                    C:\Users\Admin\AppData\Local\Temp\d3whgtgi.0za\toolspab1.exe
                                                    6⤵
                                                      PID:6136
                                                  • C:\Windows\System32\cmd.exe
                                                    "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\f1cvxkza.uls\app.exe /8-2222 & exit
                                                    5⤵
                                                      PID:6440
                                                      • C:\Users\Admin\AppData\Local\Temp\f1cvxkza.uls\app.exe
                                                        C:\Users\Admin\AppData\Local\Temp\f1cvxkza.uls\app.exe /8-2222
                                                        6⤵
                                                          PID:7012
                                                      • C:\Windows\System32\cmd.exe
                                                        "C:\Windows\System32\cmd.exe" /k C:\Users\Admin\AppData\Local\Temp\qy3q5yfn.250\c7ae36fa.exe & exit
                                                        5⤵
                                                          PID:6376
                                                          • C:\Users\Admin\AppData\Local\Temp\qy3q5yfn.250\c7ae36fa.exe
                                                            C:\Users\Admin\AppData\Local\Temp\qy3q5yfn.250\c7ae36fa.exe
                                                            6⤵
                                                              PID:5892
                                                  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
                                                    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
                                                    1⤵
                                                    • Drops file in Windows directory
                                                    • Modifies Internet Explorer settings
                                                    • Modifies registry class
                                                    • Suspicious use of AdjustPrivilegeToken
                                                    • Suspicious use of SetWindowsHookEx
                                                    PID:3060
                                                  • C:\Windows\system32\browser_broker.exe
                                                    C:\Windows\system32\browser_broker.exe -Embedding
                                                    1⤵
                                                    • Modifies Internet Explorer settings
                                                    PID:3392
                                                  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                                                    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                                                    1⤵
                                                    • Modifies registry class
                                                    • Suspicious use of SetWindowsHookEx
                                                    PID:4220
                                                  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                                                    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                                                    1⤵
                                                    • Modifies registry class
                                                    PID:4292
                                                  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                                                    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                                                    1⤵
                                                      PID:6504
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k SystemNetworkService
                                                      1⤵
                                                        PID:6296

                                                      Network

                                                            MITRE ATT&CK Enterprise v6

                                                            Replay Monitor

                                                            Loading Replay Monitor...

                                                            Downloads

                                                            • memory/60-212-0x00000221E1DA0000-0x00000221E1E10000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/744-114-0x0000000000400000-0x000000000042B000-memory.dmp

                                                              Filesize

                                                              172KB

                                                            • memory/1028-220-0x0000012E5A400000-0x0000012E5A470000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/1104-218-0x000002303E2B0000-0x000002303E320000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/1224-226-0x0000023396D60000-0x0000023396DD0000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/1392-195-0x0000027288860000-0x00000272888D0000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/1468-222-0x0000019D24FD0000-0x0000019D25040000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/1492-135-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/1884-224-0x000001CDDE810000-0x000001CDDE880000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/2140-206-0x0000020EDE3B0000-0x0000020EDE420000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/2484-214-0x00000297CB540000-0x00000297CB5B0000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/2532-216-0x000002BBCA740000-0x000002BBCA7B0000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/2688-197-0x000001A8E3D70000-0x000001A8E3DBB000-memory.dmp

                                                              Filesize

                                                              300KB

                                                            • memory/2688-200-0x000001A8E3E60000-0x000001A8E3ED0000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/2696-205-0x0000025BCB390000-0x0000025BCB400000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/2712-118-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2732-148-0x0000000002942000-0x0000000002944000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/2732-150-0x0000000002945000-0x0000000002947000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/2732-146-0x0000000002940000-0x0000000002942000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/2732-149-0x0000000002944000-0x0000000002945000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2776-123-0x00000000025D0000-0x00000000025D2000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/2792-136-0x0000000002980000-0x0000000002982000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/2936-209-0x000001EBF4410000-0x000001EBF4480000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/3108-126-0x0000000000400000-0x0000000000416000-memory.dmp

                                                              Filesize

                                                              88KB

                                                            • memory/3964-141-0x0000000001230000-0x0000000001232000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/3964-153-0x0000000001235000-0x0000000001236000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/3964-147-0x0000000001232000-0x0000000001234000-memory.dmp

                                                              Filesize

                                                              8KB

                                                            • memory/5676-277-0x00000000001F0000-0x0000000000200000-memory.dmp

                                                              Filesize

                                                              64KB

                                                            • memory/5676-278-0x0000000000430000-0x000000000057A000-memory.dmp

                                                              Filesize

                                                              1.3MB

                                                            • memory/6108-199-0x00000000032B0000-0x000000000330C000-memory.dmp

                                                              Filesize

                                                              368KB

                                                            • memory/6108-193-0x00000000031AA000-0x00000000032AB000-memory.dmp

                                                              Filesize

                                                              1.0MB

                                                            • memory/6296-210-0x0000026D44550000-0x0000026D445C0000-memory.dmp

                                                              Filesize

                                                              448KB

                                                            • memory/6296-259-0x0000026D46C00000-0x0000026D46CFF000-memory.dmp

                                                              Filesize

                                                              1020KB

                                                            • memory/6356-159-0x00000000005E0000-0x00000000005F2000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/6356-158-0x00000000001F0000-0x0000000000200000-memory.dmp

                                                              Filesize

                                                              64KB

                                                            • memory/6448-276-0x0000000004810000-0x00000000048A1000-memory.dmp

                                                              Filesize

                                                              580KB

                                                            • memory/6448-279-0x0000000000400000-0x0000000002BF4000-memory.dmp

                                                              Filesize

                                                              40.0MB

                                                            • memory/6816-296-0x00000000046E0000-0x00000000046E1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/6816-297-0x0000000000D00000-0x0000000000D01000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/6816-298-0x0000000006D90000-0x0000000006D91000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/6816-299-0x0000000000D02000-0x0000000000D03000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/7128-247-0x00000000046E0000-0x00000000046F0000-memory.dmp

                                                              Filesize

                                                              64KB

                                                            • memory/7128-241-0x00000000044A0000-0x00000000044B0000-memory.dmp

                                                              Filesize

                                                              64KB