Analysis

  • max time kernel
    60s
  • max time network
    62s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 16:24

General

  • Target
    messenger_update.exe
  • Size 3.1MB
  • Sample260708-twp3eadw2y
  • SHA256 9ac1356d2e92ceff5083ac6c9de7c1cb9774af9908738da01225201258937531
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • pingping

C2
  • blacktailnyc.com

  • malware.blacktailnyc.com

Mutex
  • dff4d9d4-ee98-4856-b36f-7b3aeffd8d10

Attributes
  • encryption_key

    88744B6C5529B458F3F34862830C659732FE5A1C

  • install_name

    molliza.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    5000

  • startup_key

    malware

  • subdirectory

    malware

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3068
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\fsHHyOXN1i1d.bat" "
      2⤵
        PID:4264
        • C:\Windows\system32\chcp.com
          chcp 65001
          3⤵
            PID:3180
          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
            3⤵
              PID:4112
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\bzB0Gb4QI9Kz.bat" "
                4⤵
                  PID:696
                  • C:\Windows\system32\chcp.com
                    chcp 65001
                    5⤵
                      PID:4956
                    • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                      "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                      5⤵
                        PID:4300
                        • C:\Windows\system32\cmd.exe
                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ZuDv8fqR1H9K.bat" "
                          6⤵
                            PID:4516
                            • C:\Windows\system32\chcp.com
                              chcp 65001
                              7⤵
                                PID:4672
                              • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                7⤵
                                  PID:4216
                                  • C:\Windows\system32\cmd.exe
                                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\k5axZfCYxQS9.bat" "
                                    8⤵
                                      PID:3456
                                      • C:\Windows\system32\chcp.com
                                        chcp 65001
                                        9⤵
                                          PID:4860
                                        • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                          "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                          9⤵
                                            PID:256
                                            • C:\Windows\system32\cmd.exe
                                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\oFpX3OL7MbQ1.bat" "
                                              10⤵
                                                PID:5116
                                                • C:\Windows\system32\chcp.com
                                                  chcp 65001
                                                  11⤵
                                                    PID:2684
                                                  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                    11⤵
                                                      PID:5024
                                                      • C:\Windows\system32\cmd.exe
                                                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\nT1o4B0jexCe.bat" "
                                                        12⤵
                                                          PID:4464
                                                          • C:\Windows\system32\chcp.com
                                                            chcp 65001
                                                            13⤵
                                                              PID:3444
                                                            • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                              13⤵
                                                                PID:3512
                                                                • C:\Windows\system32\cmd.exe
                                                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\98fNKf9OeHWn.bat" "
                                                                  14⤵
                                                                    PID:2944
                                                                    • C:\Windows\system32\chcp.com
                                                                      chcp 65001
                                                                      15⤵
                                                                        PID:5068
                                                                      • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                        "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                        15⤵
                                                                          PID:3764
                                                                          • C:\Windows\system32\cmd.exe
                                                                            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AGrpGuziOxb3.bat" "
                                                                            16⤵
                                                                              PID:712
                                                                              • C:\Windows\system32\chcp.com
                                                                                chcp 65001
                                                                                17⤵
                                                                                  PID:5472
                                                                                • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                  "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                  17⤵
                                                                                    PID:4936
                                                                                    • C:\Windows\system32\cmd.exe
                                                                                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KsoLvyuGt8Id.bat" "
                                                                                      18⤵
                                                                                        PID:2180
                                                                                        • C:\Windows\system32\chcp.com
                                                                                          chcp 65001
                                                                                          19⤵
                                                                                            PID:1696
                                                                                          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                            19⤵
                                                                                              PID:5064
                                                                                              • C:\Windows\system32\cmd.exe
                                                                                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\P7muBOOHNzhs.bat" "
                                                                                                20⤵
                                                                                                  PID:2780
                                                                                                  • C:\Windows\system32\chcp.com
                                                                                                    chcp 65001
                                                                                                    21⤵
                                                                                                      PID:4648
                                                                                                    • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                      "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                      21⤵
                                                                                                        PID:4592
                                                                                                        • C:\Windows\system32\cmd.exe
                                                                                                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\jf48ZItgcKrT.bat" "
                                                                                                          22⤵
                                                                                                            PID:4168
                                                                                                            • C:\Windows\system32\chcp.com
                                                                                                              chcp 65001
                                                                                                              23⤵
                                                                                                                PID:700
                                                                                                              • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                23⤵
                                                                                                                  PID:2676
                                                                                                                  • C:\Windows\system32\cmd.exe
                                                                                                                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LONX7Uydr54D.bat" "
                                                                                                                    24⤵
                                                                                                                      PID:3212
                                                                                                                      • C:\Windows\system32\chcp.com
                                                                                                                        chcp 65001
                                                                                                                        25⤵
                                                                                                                          PID:5044
                                                                                                                        • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                          "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                          25⤵
                                                                                                                            PID:5552
                                                                                                                            • C:\Windows\system32\cmd.exe
                                                                                                                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\gzPrAIwD8gh7.bat" "
                                                                                                                              26⤵
                                                                                                                                PID:4608
                                                                                                                                • C:\Windows\system32\chcp.com
                                                                                                                                  chcp 65001
                                                                                                                                  27⤵
                                                                                                                                    PID:5776
                                                                                                                                  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                    27⤵
                                                                                                                                      PID:1732
                                                                                                                                      • C:\Windows\system32\cmd.exe
                                                                                                                                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Zazzw78Laehr.bat" "
                                                                                                                                        28⤵
                                                                                                                                          PID:1864
                                                                                                                                          • C:\Windows\system32\chcp.com
                                                                                                                                            chcp 65001
                                                                                                                                            29⤵
                                                                                                                                              PID:5760
                                                                                                                                            • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                              "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                              29⤵
                                                                                                                                                PID:3740
                                                                                                                                                • C:\Windows\system32\cmd.exe
                                                                                                                                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\YoLIN0aC1329.bat" "
                                                                                                                                                  30⤵
                                                                                                                                                    PID:4100
                                                                                                                                                    • C:\Windows\system32\chcp.com
                                                                                                                                                      chcp 65001
                                                                                                                                                      31⤵
                                                                                                                                                        PID:3980
                                                                                                                                                      • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                        "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                        31⤵
                                                                                                                                                          PID:5144
                                                                                                                                                          • C:\Windows\system32\cmd.exe
                                                                                                                                                            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\e32pufoAryvy.bat" "
                                                                                                                                                            32⤵
                                                                                                                                                              PID:6008
                                                                                                                                                              • C:\Windows\system32\chcp.com
                                                                                                                                                                chcp 65001
                                                                                                                                                                33⤵
                                                                                                                                                                  PID:5560
                                                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                                  "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                                  33⤵
                                                                                                                                                                    PID:2008
                                                                                                                                                                    • C:\Windows\system32\cmd.exe
                                                                                                                                                                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ijhlXKbEZ3O4.bat" "
                                                                                                                                                                      34⤵
                                                                                                                                                                        PID:4540
                                                                                                                                                                        • C:\Windows\system32\chcp.com
                                                                                                                                                                          chcp 65001
                                                                                                                                                                          35⤵
                                                                                                                                                                            PID:5828
                                                                                                                                                                          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                                            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                                            35⤵
                                                                                                                                                                              PID:3160

                                                                                                        Network

                                                                                                              MITRE ATT&CK Matrix

                                                                                                              Replay Monitor

                                                                                                              Loading Replay Monitor...

                                                                                                              Downloads

                                                                                                              98fNKf9OeHWn.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\98fNKf9OeHWn.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 524ae87f000af60de23681878dad8663936cc28a3340ed1b13abcb73fc5aa147
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              AGrpGuziOxb3.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\AGrpGuziOxb3.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 1c13c7a3296a3518eb7bdc76d1b8d4964a86547e700c61519ae8157f8fd7c643
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              KsoLvyuGt8Id.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\KsoLvyuGt8Id.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 500f619c76b46a6d72f9ac60a155063e16591a68ab57be9973249636f9e0435f
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              LONX7Uydr54D.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\LONX7Uydr54D.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 46f6693e61944347add4e49db654a534a77fe5e960c0ff2a206163aa8f485827
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              P7muBOOHNzhs.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\P7muBOOHNzhs.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 fe341fe8a597a4a322914a130a0c082103868cb094ba7911aec2b3eb4e04274e
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              YoLIN0aC1329.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\YoLIN0aC1329.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 4ed33d2a8893011b9b3182d28bf9533d4d54f56045911d492cdab9965daf83e9
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              Zazzw78Laehr.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\Zazzw78Laehr.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 60a57f356601dbf42215be57c39988ac8b5187d0a4a85607da3895bd63f61318
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              ZuDv8fqR1H9K.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\ZuDv8fqR1H9K.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 355977f4b59775ec2e83195e0491bca4ae4e483515dd92b18bae60cba29143f3
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              bzB0Gb4QI9Kz.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\bzB0Gb4QI9Kz.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 8fe64c02fcb4d3d916f0dcf872331c0d2e5628533cd49d8e26ec3759d5d6d201
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              e32pufoAryvy.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\e32pufoAryvy.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 2764fdd1fcda6178aadd7fd2390d7accc5fd993fe1d258913b99ca5451e74730
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              fsHHyOXN1i1d.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\fsHHyOXN1i1d.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 e579eb23748e45a89ed9224e4506b296aabd64a49717c18c49aa38f6d9915553
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              gzPrAIwD8gh7.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\gzPrAIwD8gh7.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 ffef6fd348f8b74bc4ff46d9bf631d46f78f7c99816eedbb16783bcad841da8a
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              ijhlXKbEZ3O4.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\ijhlXKbEZ3O4.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 51829c1608f29bcc984f9ec253d87c03ad08ba62975b2dd8946392b4adbd07c1
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              jf48ZItgcKrT.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\jf48ZItgcKrT.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 de24b6d69f0488a84fea1ff6ac47c07bbf4c48dcbc5f06efc2da04ab634bb256
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              k5axZfCYxQS9.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\k5axZfCYxQS9.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 abfd212c5b978d41f8b87257471a4e8b3233f0566a06fdf2c052cb95477531b7
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              nT1o4B0jexCe.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\nT1o4B0jexCe.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 71dabf36945036d0d018965dc2e67ceee9b7a62826b9508f12745cc55af7e81d
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              oFpX3OL7MbQ1.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\oFpX3OL7MbQ1.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 4347a45acf091789612563d9a49c43f3c05e64e69c4484f32f9206c4c72b156c
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              memory/3068-11-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-21-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-1-0x0000000000DA0000-0x00000000010CC000-memory.dmp

                                                                                                              memory/3068-2-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-3-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-4-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-5-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-6-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-7-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-8-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-9-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-10-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-0-0x00007FFBE6D5F000-0x00007FFBE6D60000-memory.dmp

                                                                                                              memory/3068-12-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/3068-13-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-31-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-32-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-42-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-22-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-35-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-34-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-33-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-23-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-24-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-30-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-29-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-28-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-27-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-26-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp

                                                                                                              memory/4112-25-0x00007FFBE6BD0000-0x00007FFBE7574000-memory.dmp