Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2023, 22:55

General

  • Target

    7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe

  • Size

    243KB

  • MD5

    79f342dceff76485db960d4e9de522f2

  • SHA1

    e54b0ca25b62d3f377b68d3037ff4d78350a627b

  • SHA256

    7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58

  • SHA512

    548ab3961741ffec55a593b26bbc383e7afbae20509f475e46ecf3470334d6c125d6fc0e6ef5fd4f85eccd2492db8320628228e5c1bc5dd89ed5822bb958c1a5

  • SSDEEP

    6144:cFgRqbsZzgQvSwEMFusUCj2eY7UBytn4/oOshpgfMc:qsZz+lMksdG7UBa4/o3kMc

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

zgtb

Decoy

gabriellep.com

honghe4.xyz

anisaofrendas.com

happy-tile.com

thesulkies.com

international-ipo.com

tazeco.info

hhhzzz.xyz

vrmonster.xyz

theearthresidencia.com

sportape.xyz

elshadaibaterias.com

koredeiihibi.com

taxtaa.com

globalcityb.com

fxivcama.com

dagsmith.com

elmar-bhp.com

peakice.net

jhcdjewelry.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader payload 5 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe
      "C:\Users\Admin\AppData\Local\Temp\7d850c7483817ae91c6b6dde59c22141b754d04ec2e0985ffcd85b08f2e9ae58.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1884
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2760
    • C:\Windows\SysWOW64\autoconv.exe
      "C:\Windows\SysWOW64\autoconv.exe"
      2⤵
        PID:1756
      • C:\Windows\SysWOW64\autoconv.exe
        "C:\Windows\SysWOW64\autoconv.exe"
        2⤵
          PID:2892
        • C:\Windows\SysWOW64\autoconv.exe
          "C:\Windows\SysWOW64\autoconv.exe"
          2⤵
            PID:4676
          • C:\Windows\SysWOW64\autoconv.exe
            "C:\Windows\SysWOW64\autoconv.exe"
            2⤵
              PID:4420
            • C:\Windows\SysWOW64\autoconv.exe
              "C:\Windows\SysWOW64\autoconv.exe"
              2⤵
                PID:4604
              • C:\Windows\SysWOW64\autoconv.exe
                "C:\Windows\SysWOW64\autoconv.exe"
                2⤵
                  PID:404
                • C:\Windows\SysWOW64\autoconv.exe
                  "C:\Windows\SysWOW64\autoconv.exe"
                  2⤵
                    PID:1500
                  • C:\Windows\SysWOW64\autoconv.exe
                    "C:\Windows\SysWOW64\autoconv.exe"
                    2⤵
                      PID:2392
                    • C:\Windows\SysWOW64\autoconv.exe
                      "C:\Windows\SysWOW64\autoconv.exe"
                      2⤵
                        PID:1660
                      • C:\Windows\SysWOW64\autofmt.exe
                        "C:\Windows\SysWOW64\autofmt.exe"
                        2⤵
                          PID:3508
                        • C:\Windows\SysWOW64\autofmt.exe
                          "C:\Windows\SysWOW64\autofmt.exe"
                          2⤵
                            PID:3904
                          • C:\Windows\SysWOW64\autofmt.exe
                            "C:\Windows\SysWOW64\autofmt.exe"
                            2⤵
                              PID:932
                            • C:\Windows\SysWOW64\autofmt.exe
                              "C:\Windows\SysWOW64\autofmt.exe"
                              2⤵
                                PID:4036
                              • C:\Windows\SysWOW64\autofmt.exe
                                "C:\Windows\SysWOW64\autofmt.exe"
                                2⤵
                                  PID:1536
                                • C:\Windows\SysWOW64\autofmt.exe
                                  "C:\Windows\SysWOW64\autofmt.exe"
                                  2⤵
                                    PID:1532
                                  • C:\Windows\SysWOW64\autofmt.exe
                                    "C:\Windows\SysWOW64\autofmt.exe"
                                    2⤵
                                      PID:4736
                                    • C:\Windows\SysWOW64\ipconfig.exe
                                      "C:\Windows\SysWOW64\ipconfig.exe"
                                      2⤵
                                      • Adds policy Run key to start application
                                      • Suspicious use of SetThreadContext
                                      • Drops file in Program Files directory
                                      • Gathers network information
                                      • Modifies Internet Explorer settings
                                      • Suspicious behavior: EnumeratesProcesses
                                      • Suspicious behavior: MapViewOfSection
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of WriteProcessMemory
                                      PID:2320
                                      • C:\Windows\SysWOW64\cmd.exe
                                        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
                                        3⤵
                                          PID:2292
                                        • 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:4804
                                          • C:\Windows\SysWOW64\cmd.exe
                                            /c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
                                            3⤵
                                              PID:4088
                                            • C:\Program Files\Mozilla Firefox\Firefox.exe
                                              "C:\Program Files\Mozilla Firefox\Firefox.exe"
                                              3⤵
                                                PID:3344

                                          Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • C:\Users\Admin\AppData\Local\Temp\DB1

                                                  Filesize

                                                  40KB

                                                  MD5

                                                  b608d407fc15adea97c26936bc6f03f6

                                                  SHA1

                                                  953e7420801c76393902c0d6bb56148947e41571

                                                  SHA256

                                                  b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

                                                  SHA512

                                                  cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

                                                • C:\Users\Admin\AppData\Local\Temp\DB1

                                                  Filesize

                                                  48KB

                                                  MD5

                                                  349e6eb110e34a08924d92f6b334801d

                                                  SHA1

                                                  bdfb289daff51890cc71697b6322aa4b35ec9169

                                                  SHA256

                                                  c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

                                                  SHA512

                                                  2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

                                                • memory/1884-132-0x0000000000B20000-0x0000000000B60000-memory.dmp

                                                  Filesize

                                                  256KB

                                                • memory/2320-144-0x0000000000F90000-0x0000000000F9B000-memory.dmp

                                                  Filesize

                                                  44KB

                                                • memory/2320-149-0x0000000000420000-0x000000000044B000-memory.dmp

                                                  Filesize

                                                  172KB

                                                • memory/2320-148-0x00000000009F0000-0x0000000000A80000-memory.dmp

                                                  Filesize

                                                  576KB

                                                • memory/2320-146-0x0000000000BA0000-0x0000000000EEA000-memory.dmp

                                                  Filesize

                                                  3.3MB

                                                • memory/2320-145-0x0000000000420000-0x000000000044B000-memory.dmp

                                                  Filesize

                                                  172KB

                                                • memory/2760-137-0x00000000015F0000-0x0000000001601000-memory.dmp

                                                  Filesize

                                                  68KB

                                                • memory/2760-143-0x0000000000400000-0x000000000042B000-memory.dmp

                                                  Filesize

                                                  172KB

                                                • memory/2760-140-0x0000000001670000-0x0000000001681000-memory.dmp

                                                  Filesize

                                                  68KB

                                                • memory/2760-139-0x0000000000400000-0x000000000042B000-memory.dmp

                                                  Filesize

                                                  172KB

                                                • memory/2760-136-0x0000000001690000-0x00000000019DA000-memory.dmp

                                                  Filesize

                                                  3.3MB

                                                • memory/2760-134-0x0000000000400000-0x000000000042B000-memory.dmp

                                                  Filesize

                                                  172KB

                                                • memory/3056-141-0x0000000007530000-0x00000000075ED000-memory.dmp

                                                  Filesize

                                                  756KB

                                                • memory/3056-138-0x0000000002C70000-0x0000000002D97000-memory.dmp

                                                  Filesize

                                                  1.2MB

                                                • memory/3056-150-0x0000000008540000-0x00000000085FB000-memory.dmp

                                                  Filesize

                                                  748KB

                                                • memory/3056-151-0x0000000008540000-0x00000000085FB000-memory.dmp

                                                  Filesize

                                                  748KB