Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    24/06/2020, 13:38

General

  • Target
    WhatsAppImages.exe
  • Size 721KB
  • Sample200624-fe4dnyv85n
  • SHA256 79aeb20e06ed62c3986034328cd3a6a5e08eb617cba4af679112640f786497da
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops file in Program Files directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1986 IoCs
  • Suspicious use of WriteProcessMemory 153 IoCs
  • js 2 IoCs
  • Adds Run entry to start application 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: MapViewOfSection 58 IoCs
  • Suspicious use of SetThreadContext 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 77 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    PID:2984
    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetThreadContext
      PID:2808
      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        PID:3508
      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 3508 60781
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3632
        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetThreadContext
          PID:992
          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
            5⤵
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            PID:3832
          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 3832 69343
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3868
            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
              6⤵
              • Suspicious use of WriteProcessMemory
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of SetThreadContext
              PID:3560
              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                7⤵
                • Suspicious behavior: MapViewOfSection
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                PID:3388
              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 3388 77453
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:3368
                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                  8⤵
                  • Suspicious use of WriteProcessMemory
                  • Suspicious behavior: MapViewOfSection
                  • Suspicious use of SetThreadContext
                  PID:732
                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                    9⤵
                    • Suspicious use of WriteProcessMemory
                    • Suspicious behavior: MapViewOfSection
                    • Suspicious use of SetThreadContext
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2000
                    • C:\Windows\SysWOW64\raserver.exe
                      "C:\Windows\SysWOW64\raserver.exe"
                      10⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:3804
                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 2000 91968
                    9⤵
                    • Suspicious use of WriteProcessMemory
                    PID:420
                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                      10⤵
                      • Suspicious use of WriteProcessMemory
                      • Suspicious behavior: MapViewOfSection
                      • Suspicious use of SetThreadContext
                      PID:636
                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                        11⤵
                        • Suspicious use of WriteProcessMemory
                        • Suspicious behavior: MapViewOfSection
                        • Suspicious use of SetThreadContext
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1176
                        • C:\Windows\SysWOW64\wlanext.exe
                          "C:\Windows\SysWOW64\wlanext.exe"
                          12⤵
                          • Suspicious use of AdjustPrivilegeToken
                          PID:2996
                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1176 109234
                        11⤵
                          PID:1260
                          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                            12⤵
                            • Suspicious behavior: MapViewOfSection
                            • Suspicious use of SetThreadContext
                            PID:2888
                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                              13⤵
                              • Suspicious behavior: MapViewOfSection
                              • Suspicious use of SetThreadContext
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1768
                              • C:\Windows\SysWOW64\wlanext.exe
                                "C:\Windows\SysWOW64\wlanext.exe"
                                14⤵
                                • Suspicious use of AdjustPrivilegeToken
                                PID:3384
                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1768 126375
                              13⤵
                                PID:3560
                                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                  14⤵
                                  • Suspicious behavior: MapViewOfSection
                                  • Suspicious use of SetThreadContext
                                  PID:2052
                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                    15⤵
                                    • Suspicious behavior: MapViewOfSection
                                    • Suspicious use of SetThreadContext
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:740
                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 740 143687
                                    15⤵
                                      PID:732
                                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                        16⤵
                                        • Suspicious behavior: MapViewOfSection
                                        • Suspicious use of SetThreadContext
                                        PID:3824
                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                          17⤵
                                          • Suspicious behavior: MapViewOfSection
                                          • Suspicious use of SetThreadContext
                                          • Suspicious use of AdjustPrivilegeToken
                                          PID:3664
                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 3664 151843
                                          17⤵
                                            PID:2564
                                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                              18⤵
                                              • Suspicious behavior: MapViewOfSection
                                              • Suspicious use of SetThreadContext
                                              PID:508
                                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                19⤵
                                                • Suspicious behavior: MapViewOfSection
                                                • Suspicious use of SetThreadContext
                                                • Suspicious use of AdjustPrivilegeToken
                                                PID:1052
                                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1052 159859
                                                19⤵
                                                  PID:1124
                                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                    20⤵
                                                    • Suspicious behavior: MapViewOfSection
                                                    • Suspicious use of SetThreadContext
                                                    PID:1584
                                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                      21⤵
                                                      • Suspicious behavior: MapViewOfSection
                                                      • Suspicious use of SetThreadContext
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      PID:1596
                                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1596 167765
                                                      21⤵
                                                        PID:3816
                                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                          22⤵
                                                          • Suspicious behavior: MapViewOfSection
                                                          • Suspicious use of SetThreadContext
                                                          PID:2040
                                                          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                            23⤵
                                                            • Suspicious behavior: MapViewOfSection
                                                            • Suspicious use of SetThreadContext
                                                            PID:1308
                                                            • C:\Windows\SysWOW64\netsh.exe
                                                              "C:\Windows\SysWOW64\netsh.exe"
                                                              24⤵
                                                                PID:2680
                                                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1308 175703
                                                              23⤵
                                                                PID:3324
                                                                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                  24⤵
                                                                  • Suspicious behavior: MapViewOfSection
                                                                  • Suspicious use of SetThreadContext
                                                                  PID:1876
                                                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                    25⤵
                                                                    • Suspicious behavior: MapViewOfSection
                                                                    • Suspicious use of SetThreadContext
                                                                    PID:1972
                                                                    • C:\Windows\SysWOW64\cmd.exe
                                                                      "C:\Windows\SysWOW64\cmd.exe"
                                                                      26⤵
                                                                        PID:780
                                                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1972 193046
                                                                      25⤵
                                                                        PID:1968
                                                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                          26⤵
                                                                            PID:4056
                          • C:\Windows\SysWOW64\rundll32.exe
                            "C:\Windows\SysWOW64\rundll32.exe"
                            2⤵
                            • Drops file in Program Files directory
                            • Suspicious use of WriteProcessMemory
                            • Adds Run entry to start application
                            • Modifies Internet Explorer settings
                            • Suspicious behavior: MapViewOfSection
                            • Suspicious use of SetThreadContext
                            • Suspicious use of AdjustPrivilegeToken
                            PID:3840
                            • C:\Windows\SysWOW64\cmd.exe
                              /c del "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                              3⤵
                                PID:996
                              • C:\Windows\SysWOW64\cmd.exe
                                /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
                                3⤵
                                  PID:1008
                                • C:\Program Files\Mozilla Firefox\Firefox.exe
                                  "C:\Program Files\Mozilla Firefox\Firefox.exe"
                                  3⤵
                                    PID:1188
                                • C:\Windows\SysWOW64\cmd.exe
                                  "C:\Windows\SysWOW64\cmd.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:3924
                                • C:\Windows\SysWOW64\autoconv.exe
                                  "C:\Windows\SysWOW64\autoconv.exe"
                                  2⤵
                                    PID:64
                                  • C:\Windows\SysWOW64\autoconv.exe
                                    "C:\Windows\SysWOW64\autoconv.exe"
                                    2⤵
                                      PID:3020
                                    • C:\Windows\SysWOW64\autoconv.exe
                                      "C:\Windows\SysWOW64\autoconv.exe"
                                      2⤵
                                        PID:3120
                                      • C:\Windows\SysWOW64\autoconv.exe
                                        "C:\Windows\SysWOW64\autoconv.exe"
                                        2⤵
                                          PID:3588
                                        • C:\Windows\SysWOW64\autoconv.exe
                                          "C:\Windows\SysWOW64\autoconv.exe"
                                          2⤵
                                            PID:2760
                                          • C:\Windows\SysWOW64\explorer.exe
                                            "C:\Windows\SysWOW64\explorer.exe"
                                            2⤵
                                            • Suspicious use of AdjustPrivilegeToken
                                            PID:2340
                                          • C:\Windows\SysWOW64\autofmt.exe
                                            "C:\Windows\SysWOW64\autofmt.exe"
                                            2⤵
                                              PID:3652
                                            • C:\Windows\SysWOW64\autofmt.exe
                                              "C:\Windows\SysWOW64\autofmt.exe"
                                              2⤵
                                                PID:3764
                                              • C:\Windows\SysWOW64\autofmt.exe
                                                "C:\Windows\SysWOW64\autofmt.exe"
                                                2⤵
                                                  PID:2896
                                                • C:\Windows\SysWOW64\autofmt.exe
                                                  "C:\Windows\SysWOW64\autofmt.exe"
                                                  2⤵
                                                    PID:3096
                                                  • C:\Windows\SysWOW64\autofmt.exe
                                                    "C:\Windows\SysWOW64\autofmt.exe"
                                                    2⤵
                                                      PID:2972
                                                    • C:\Windows\SysWOW64\mstsc.exe
                                                      "C:\Windows\SysWOW64\mstsc.exe"
                                                      2⤵
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      PID:3096
                                                    • C:\Windows\SysWOW64\systray.exe
                                                      "C:\Windows\SysWOW64\systray.exe"
                                                      2⤵
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      PID:728
                                                    • C:\Windows\SysWOW64\rundll32.exe
                                                      "C:\Windows\SysWOW64\rundll32.exe"
                                                      2⤵
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      PID:908
                                                    • C:\Windows\SysWOW64\cmmon32.exe
                                                      "C:\Windows\SysWOW64\cmmon32.exe"
                                                      2⤵
                                                        PID:3828
                                                      • C:\Windows\SysWOW64\autochk.exe
                                                        "C:\Windows\SysWOW64\autochk.exe"
                                                        2⤵
                                                          PID:3796
                                                        • C:\Windows\SysWOW64\autochk.exe
                                                          "C:\Windows\SysWOW64\autochk.exe"
                                                          2⤵
                                                            PID:2888
                                                          • C:\Windows\SysWOW64\autochk.exe
                                                            "C:\Windows\SysWOW64\autochk.exe"
                                                            2⤵
                                                              PID:2668
                                                            • C:\Windows\SysWOW64\autochk.exe
                                                              "C:\Windows\SysWOW64\autochk.exe"
                                                              2⤵
                                                                PID:1944
                                                              • C:\Windows\SysWOW64\autochk.exe
                                                                "C:\Windows\SysWOW64\autochk.exe"
                                                                2⤵
                                                                  PID:2228
                                                                • C:\Windows\SysWOW64\autochk.exe
                                                                  "C:\Windows\SysWOW64\autochk.exe"
                                                                  2⤵
                                                                    PID:2376

                                                                Network

                                                                      MITRE ATT&CK Enterprise v6

                                                                      Replay Monitor

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                                                                      Downloads

                                                                      memory/728-75-0x0000000000920000-0x0000000000926000-memory.dmp

                                                                      memory/728-76-0x0000000000920000-0x0000000000926000-memory.dmp

                                                                      memory/780-106-0x00000000000B0000-0x0000000000109000-memory.dmp

                                                                      memory/780-107-0x00000000000B0000-0x0000000000109000-memory.dmp

                                                                      memory/908-82-0x0000000000D70000-0x0000000000D83000-memory.dmp

                                                                      memory/908-83-0x0000000000D70000-0x0000000000D83000-memory.dmp

                                                                      memory/1188-42-0x00007FF68ECA0000-0x00007FF68ED33000-memory.dmp

                                                                      memory/1188-44-0x00007FF68ECA0000-0x00007FF68ED33000-memory.dmp

                                                                      memory/1188-43-0x00007FF68ECA0000-0x00007FF68ED33000-memory.dmp

                                                                      memory/2340-22-0x0000000000320000-0x000000000075F000-memory.dmp

                                                                      memory/2340-24-0x0000000000320000-0x000000000075F000-memory.dmp

                                                                      memory/2680-98-0x00000000013A0000-0x00000000013BE000-memory.dmp

                                                                      memory/2680-97-0x00000000013A0000-0x00000000013BE000-memory.dmp

                                                                      memory/2984-103-0x0000000009CF0000-0x0000000009E15000-memory.dmp

                                                                      memory/2984-104-0x0000000009F40000-0x000000000A0BD000-memory.dmp

                                                                      memory/2984-57-0x0000000006ED0000-0x0000000007005000-memory.dmp

                                                                      memory/2984-95-0x0000000008A7F000-0x0000000008A8E000-memory.dmp

                                                                      memory/2984-38-0x0000000006460000-0x00000000065B0000-memory.dmp

                                                                      memory/2984-65-0x0000000008A7F000-0x0000000008A8E000-memory.dmp

                                                                      memory/2984-17-0x00000000075B0000-0x00000000076DB000-memory.dmp

                                                                      memory/2984-73-0x00000000098D0000-0x0000000009A26000-memory.dmp

                                                                      memory/2996-47-0x0000000000230000-0x0000000000247000-memory.dmp

                                                                      memory/2996-46-0x0000000000230000-0x0000000000247000-memory.dmp

                                                                      memory/3096-67-0x00000000012A0000-0x000000000159C000-memory.dmp

                                                                      memory/3096-69-0x00000000012A0000-0x000000000159C000-memory.dmp

                                                                      memory/3384-60-0x0000000000230000-0x0000000000247000-memory.dmp

                                                                      memory/3384-59-0x0000000000230000-0x0000000000247000-memory.dmp

                                                                      memory/3508-0-0x0000000000400000-0x000000000042D000-memory.dmp

                                                                      memory/3804-30-0x0000000000B90000-0x0000000000BAF000-memory.dmp

                                                                      memory/3804-31-0x0000000000B90000-0x0000000000BAF000-memory.dmp

                                                                      memory/3828-90-0x00000000010C0000-0x00000000010CC000-memory.dmp

                                                                      memory/3828-89-0x00000000010C0000-0x00000000010CC000-memory.dmp

                                                                      memory/3840-16-0x0000000005CD0000-0x0000000005E4B000-memory.dmp

                                                                      memory/3840-5-0x0000000000D70000-0x0000000000D83000-memory.dmp

                                                                      memory/3840-6-0x0000000000D70000-0x0000000000D83000-memory.dmp

                                                                      memory/3924-14-0x00000000000B0000-0x0000000000109000-memory.dmp

                                                                      memory/3924-13-0x00000000000B0000-0x0000000000109000-memory.dmp