Analysis

  • max time kernel
    58s
  • max time network
    61s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 09:20

General

  • Target
    messenger_update.exe
  • Size 3.1MB
  • Sample260702-laxlcsdv7n
  • SHA256 94e03c95f749dbcf19a1348efe72f841e57f744d973eb372830c64bd0ce56e09
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • pingping

C2
  • cssanimation.io

  • malware.cssanimation.io

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:576
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Lvp8w0yoYTyW.bat" "
      2⤵
        PID:4388
        • C:\Windows\system32\chcp.com
          chcp 65001
          3⤵
            PID:5416
          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
            3⤵
              PID:5140
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XskOlkY2SAMP.bat" "
                4⤵
                  PID:2008
                  • C:\Windows\system32\chcp.com
                    chcp 65001
                    5⤵
                      PID:3660
                    • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                      "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                      5⤵
                        PID:5128
                        • C:\Windows\system32\cmd.exe
                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\UfiXa2KEKZXD.bat" "
                          6⤵
                            PID:3128
                            • C:\Windows\system32\chcp.com
                              chcp 65001
                              7⤵
                                PID:1280
                              • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                7⤵
                                  PID:3808
                                  • C:\Windows\system32\cmd.exe
                                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6bUcZb7HXWxr.bat" "
                                    8⤵
                                      PID:236
                                      • C:\Windows\system32\chcp.com
                                        chcp 65001
                                        9⤵
                                          PID:1900
                                        • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                          "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                          9⤵
                                            PID:1928
                                            • C:\Windows\system32\cmd.exe
                                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\iWY8OOPL9bie.bat" "
                                              10⤵
                                                PID:3396
                                                • C:\Windows\system32\chcp.com
                                                  chcp 65001
                                                  11⤵
                                                    PID:2932
                                                  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                    11⤵
                                                      PID:4660
                                                      • C:\Windows\system32\cmd.exe
                                                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7rZHrdOjFyIB.bat" "
                                                        12⤵
                                                          PID:1576
                                                          • C:\Windows\system32\chcp.com
                                                            chcp 65001
                                                            13⤵
                                                              PID:1172
                                                            • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                              13⤵
                                                                PID:2872
                                                                • C:\Windows\system32\cmd.exe
                                                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ybjEiOfe9bhL.bat" "
                                                                  14⤵
                                                                    PID:5592
                                                                    • C:\Windows\system32\chcp.com
                                                                      chcp 65001
                                                                      15⤵
                                                                        PID:6116
                                                                      • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                        "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                        15⤵
                                                                          PID:1552
                                                                          • C:\Windows\system32\cmd.exe
                                                                            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\vzGk4dldD9Da.bat" "
                                                                            16⤵
                                                                              PID:2392
                                                                              • C:\Windows\system32\chcp.com
                                                                                chcp 65001
                                                                                17⤵
                                                                                  PID:748
                                                                                • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                  "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                  17⤵
                                                                                    PID:5196
                                                                                    • C:\Windows\system32\cmd.exe
                                                                                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\eeZvScx60yGU.bat" "
                                                                                      18⤵
                                                                                        PID:3664
                                                                                        • C:\Windows\system32\chcp.com
                                                                                          chcp 65001
                                                                                          19⤵
                                                                                            PID:1564
                                                                                          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                            19⤵
                                                                                              PID:1724
                                                                                              • C:\Windows\system32\cmd.exe
                                                                                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Cgs78KTuI88C.bat" "
                                                                                                20⤵
                                                                                                  PID:3456
                                                                                                  • C:\Windows\system32\chcp.com
                                                                                                    chcp 65001
                                                                                                    21⤵
                                                                                                      PID:4392
                                                                                                    • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                      "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                      21⤵
                                                                                                        PID:4504
                                                                                                        • C:\Windows\system32\cmd.exe
                                                                                                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PoBigF5QH0UI.bat" "
                                                                                                          22⤵
                                                                                                            PID:3152
                                                                                                            • C:\Windows\system32\chcp.com
                                                                                                              chcp 65001
                                                                                                              23⤵
                                                                                                                PID:4444
                                                                                                              • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                23⤵
                                                                                                                  PID:5032
                                                                                                                  • C:\Windows\system32\cmd.exe
                                                                                                                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LwOzH8cGNryA.bat" "
                                                                                                                    24⤵
                                                                                                                      PID:5272
                                                                                                                      • C:\Windows\system32\chcp.com
                                                                                                                        chcp 65001
                                                                                                                        25⤵
                                                                                                                          PID:1424
                                                                                                                        • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                          "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                          25⤵
                                                                                                                            PID:4284
                                                                                                                            • C:\Windows\system32\cmd.exe
                                                                                                                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1vSs1xmnT5Zk.bat" "
                                                                                                                              26⤵
                                                                                                                                PID:3632
                                                                                                                                • C:\Windows\system32\chcp.com
                                                                                                                                  chcp 65001
                                                                                                                                  27⤵
                                                                                                                                    PID:2412
                                                                                                                                  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                    27⤵
                                                                                                                                      PID:2488
                                                                                                                                      • C:\Windows\system32\cmd.exe
                                                                                                                                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HZ9VqlheR2DW.bat" "
                                                                                                                                        28⤵
                                                                                                                                          PID:2124
                                                                                                                                          • C:\Windows\system32\chcp.com
                                                                                                                                            chcp 65001
                                                                                                                                            29⤵
                                                                                                                                              PID:5972
                                                                                                                                            • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                              "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                              29⤵
                                                                                                                                                PID:5108
                                                                                                                                                • C:\Windows\system32\cmd.exe
                                                                                                                                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3FTdTNks2Vu3.bat" "
                                                                                                                                                  30⤵
                                                                                                                                                    PID:1484
                                                                                                                                                    • C:\Windows\system32\chcp.com
                                                                                                                                                      chcp 65001
                                                                                                                                                      31⤵
                                                                                                                                                        PID:1536
                                                                                                                                                      • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                        "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                        31⤵
                                                                                                                                                          PID:204
                                                                                                                                                          • C:\Windows\system32\cmd.exe
                                                                                                                                                            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4qo8MR2elyf6.bat" "
                                                                                                                                                            32⤵
                                                                                                                                                              PID:5540
                                                                                                                                                              • C:\Windows\system32\chcp.com
                                                                                                                                                                chcp 65001
                                                                                                                                                                33⤵
                                                                                                                                                                  PID:1276
                                                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                                  "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                                  33⤵
                                                                                                                                                                    PID:5112
                                                                                                                                                                    • C:\Windows\system32\cmd.exe
                                                                                                                                                                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OG4RDir4KfKx.bat" "
                                                                                                                                                                      34⤵
                                                                                                                                                                        PID:2584
                                                                                                                                                                        • C:\Windows\system32\chcp.com
                                                                                                                                                                          chcp 65001
                                                                                                                                                                          35⤵
                                                                                                                                                                            PID:4428
                                                                                                                                                                          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                                            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                                            35⤵
                                                                                                                                                                              PID:816

                                                                                                        Network

                                                                                                              MITRE ATT&CK Matrix

                                                                                                              Replay Monitor

                                                                                                              Loading Replay Monitor...

                                                                                                              Downloads

                                                                                                              1vSs1xmnT5Zk.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\1vSs1xmnT5Zk.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 f069c70be07e5b035121cb8b57271303dff02ad3d57ef006559ac44f7972b9fc
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              3FTdTNks2Vu3.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\3FTdTNks2Vu3.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 f89aed62caac3eb624e408dbc5368967ac2b50416b07de906ad079e7995c8957
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              4qo8MR2elyf6.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\4qo8MR2elyf6.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 cae2e4d97de74157c1522983d9d5ab8d8eb52e01b5df2b01ba3e61315c61fbb1
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              6bUcZb7HXWxr.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\6bUcZb7HXWxr.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 ee64d8aae90049844896f89dbb1d4313d98eb7acafdda417091334580fd08433
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              7rZHrdOjFyIB.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\7rZHrdOjFyIB.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 04391a2f21a0e674fcd7c835f78041fb757b86759ff8d36087f2e712174eee2d
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              Cgs78KTuI88C.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\Cgs78KTuI88C.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 d71b97a1574b15c638b5202ecade8e031b8cffbb2b564557f12e3c9068489c3e
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              HZ9VqlheR2DW.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\HZ9VqlheR2DW.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 d35b099213cf8533f3410f607f9ba0a3d932c41faf02a17341f09fc2de9ff196
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              Lvp8w0yoYTyW.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\Lvp8w0yoYTyW.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 04a0618940e46cb99838d88022649f1a3d7c69b34017a7afe2fcecee345adcf0
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              OG4RDir4KfKx.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\OG4RDir4KfKx.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 e0eafb47426c206a0cb52b19f41601890346ccc83a276cc63587306cfc182056
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              PoBigF5QH0UI.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\PoBigF5QH0UI.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 b2d7deba0595e6d83f9e53b053eee809e5ef7c004fc4ccaf04ebfaccd986147b
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              UfiXa2KEKZXD.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\UfiXa2KEKZXD.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 53d8a2a8f7801b5ca330c2ad61227db6d3188aa2ff1c74e8a3934f6cbb3a6fb8
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              XskOlkY2SAMP.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\XskOlkY2SAMP.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 74e5ab21b13c1ebb78a8894c4c38a1be9cb573434f133b5023271b24038cc273
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              eeZvScx60yGU.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\eeZvScx60yGU.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 6ecaad8d43fe32b8d6b94d164fa31ae7a9687387922b7bf28c59fae32446b65e
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              iWY8OOPL9bie.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\iWY8OOPL9bie.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 e7268087fb617eda468be831ebd8e260be5a766dcf80e6950a209bd56fc76001
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              vzGk4dldD9Da.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\vzGk4dldD9Da.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 f593404f4085d0895960254ae04d169491d813394e7919809da622fd602fc39a
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              ybjEiOfe9bhL.bat

                                                                                                              • Path C:\Users\Admin\AppData\Local\Temp\ybjEiOfe9bhL.bat
                                                                                                              • Size 185B
                                                                                                              • SHA256 50cf3c53beddcc347f7eb46ca4d1b6eaa9899754efcf3bc9e32703cbfd92ea39
                                                                                                              • MD5 SHA1 SHA512 TLSH

                                                                                                              memory/576-11-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-9-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-1-0x0000000000F50000-0x000000000127C000-memory.dmp

                                                                                                              memory/576-2-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-3-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-4-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-5-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-6-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-7-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-8-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-10-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-0-0x00007FFA9CBAF000-0x00007FFA9CBB0000-memory.dmp

                                                                                                              memory/576-12-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-13-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-14-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/576-21-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-23-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-28-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-35-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-34-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-33-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-32-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-36-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-30-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-43-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-29-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-31-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-27-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-26-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-25-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp

                                                                                                              memory/5140-24-0x00007FFA9CA20000-0x00007FFA9D3C4000-memory.dmp