Analysis

  • max time kernel
    59s
  • max time network
    61s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/07/2026, 16:52

General

  • Target
    messenger_update.exe
  • Size 3.1MB
  • Sample260715-vdkkmsg14m
  • SHA256 bcfe883efe407aeaedd8323573918466f0218bbd9249e0dee65f8c42f7afdd47
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • pingping

C2
  • up-00.com

  • malware.up-00.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:3472
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FQx7PW3QfuWd.bat" "
      2⤵
        PID:3360
        • C:\Windows\system32\chcp.com
          chcp 65001
          3⤵
            PID:5116
          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
            3⤵
              PID:4780
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\vAe2iGOFSRFV.bat" "
                4⤵
                  PID:4584
                  • C:\Windows\system32\chcp.com
                    chcp 65001
                    5⤵
                      PID:384
                    • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                      "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                      5⤵
                        PID:108
                        • C:\Windows\system32\cmd.exe
                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GKMOYkyBLXgR.bat" "
                          6⤵
                            PID:5924
                            • C:\Windows\system32\chcp.com
                              chcp 65001
                              7⤵
                                PID:4384
                              • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                7⤵
                                  PID:1648
                                  • C:\Windows\system32\cmd.exe
                                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OeRf2TtFr7AP.bat" "
                                    8⤵
                                      PID:2992
                                      • C:\Windows\system32\chcp.com
                                        chcp 65001
                                        9⤵
                                          PID:5668
                                        • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                          "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                          9⤵
                                            PID:2664
                                            • C:\Windows\system32\cmd.exe
                                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1MXiDFY30Kek.bat" "
                                              10⤵
                                                PID:2428
                                                • C:\Windows\system32\chcp.com
                                                  chcp 65001
                                                  11⤵
                                                    PID:848
                                                  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                    11⤵
                                                      PID:3224
                                                      • C:\Windows\system32\cmd.exe
                                                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Xv0FPCmVOYvJ.bat" "
                                                        12⤵
                                                          PID:6096
                                                          • C:\Windows\system32\chcp.com
                                                            chcp 65001
                                                            13⤵
                                                              PID:4672
                                                            • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                              13⤵
                                                                PID:1796
                                                                • C:\Windows\system32\cmd.exe
                                                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\bGOGMxI5DJu1.bat" "
                                                                  14⤵
                                                                    PID:712
                                                                    • C:\Windows\system32\chcp.com
                                                                      chcp 65001
                                                                      15⤵
                                                                        PID:4136
                                                                      • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                        "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                        15⤵
                                                                          PID:4144
                                                                          • C:\Windows\system32\cmd.exe
                                                                            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RuNWv2XGScju.bat" "
                                                                            16⤵
                                                                              PID:3312
                                                                              • C:\Windows\system32\chcp.com
                                                                                chcp 65001
                                                                                17⤵
                                                                                  PID:5076
                                                                                • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                  "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                  17⤵
                                                                                    PID:3436
                                                                                    • C:\Windows\system32\cmd.exe
                                                                                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\YXG1U8SmdS2T.bat" "
                                                                                      18⤵
                                                                                        PID:4412
                                                                                        • C:\Windows\system32\chcp.com
                                                                                          chcp 65001
                                                                                          19⤵
                                                                                            PID:3512
                                                                                          • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                            "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                            19⤵
                                                                                              PID:6072
                                                                                              • C:\Windows\system32\cmd.exe
                                                                                                C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\iJcA4yYOOMeW.bat" "
                                                                                                20⤵
                                                                                                  PID:1456
                                                                                                  • C:\Windows\system32\chcp.com
                                                                                                    chcp 65001
                                                                                                    21⤵
                                                                                                      PID:3204
                                                                                                    • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                      "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                      21⤵
                                                                                                        PID:6068
                                                                                                        • C:\Windows\system32\cmd.exe
                                                                                                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\41X5ITcE7OpL.bat" "
                                                                                                          22⤵
                                                                                                            PID:1700
                                                                                                            • C:\Windows\system32\chcp.com
                                                                                                              chcp 65001
                                                                                                              23⤵
                                                                                                                PID:1580
                                                                                                              • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                23⤵
                                                                                                                  PID:5600
                                                                                                                  • C:\Windows\system32\cmd.exe
                                                                                                                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\qNFs4ten4th5.bat" "
                                                                                                                    24⤵
                                                                                                                      PID:2200
                                                                                                                      • C:\Windows\system32\chcp.com
                                                                                                                        chcp 65001
                                                                                                                        25⤵
                                                                                                                          PID:5464
                                                                                                                        • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                          "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                          25⤵
                                                                                                                            PID:4124
                                                                                                                            • C:\Windows\system32\cmd.exe
                                                                                                                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\m16TGxXF4SaQ.bat" "
                                                                                                                              26⤵
                                                                                                                                PID:5300
                                                                                                                                • C:\Windows\system32\chcp.com
                                                                                                                                  chcp 65001
                                                                                                                                  27⤵
                                                                                                                                    PID:4932
                                                                                                                                  • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                    "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                    27⤵
                                                                                                                                      PID:1328
                                                                                                                                      • C:\Windows\system32\cmd.exe
                                                                                                                                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5RB8Y1iWt3S0.bat" "
                                                                                                                                        28⤵
                                                                                                                                          PID:4872
                                                                                                                                          • C:\Windows\system32\chcp.com
                                                                                                                                            chcp 65001
                                                                                                                                            29⤵
                                                                                                                                              PID:1424
                                                                                                                                            • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                              "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                              29⤵
                                                                                                                                                PID:2564
                                                                                                                                                • C:\Windows\system32\cmd.exe
                                                                                                                                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SqmROEcIaNRu.bat" "
                                                                                                                                                  30⤵
                                                                                                                                                    PID:2272
                                                                                                                                                    • C:\Windows\system32\chcp.com
                                                                                                                                                      chcp 65001
                                                                                                                                                      31⤵
                                                                                                                                                        PID:4296
                                                                                                                                                      • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                        "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                        31⤵
                                                                                                                                                          PID:700
                                                                                                                                                          • C:\Windows\system32\cmd.exe
                                                                                                                                                            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\egNsRvXa5sPG.bat" "
                                                                                                                                                            32⤵
                                                                                                                                                              PID:4840
                                                                                                                                                              • C:\Windows\system32\chcp.com
                                                                                                                                                                chcp 65001
                                                                                                                                                                33⤵
                                                                                                                                                                  PID:3728
                                                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\messenger_update.exe
                                                                                                                                                                  "C:\Users\Admin\AppData\Local\Temp\messenger_update.exe"
                                                                                                                                                                  33⤵
                                                                                                                                                                    PID:4740

                                                                                                  Network

                                                                                                        MITRE ATT&CK Matrix

                                                                                                        Replay Monitor

                                                                                                        Loading Replay Monitor...

                                                                                                        Downloads

                                                                                                        1MXiDFY30Kek.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\1MXiDFY30Kek.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 76e2027b622363ae5beae22b087278704b581a5e166f03e8b3f6e870aad31ce3
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        41X5ITcE7OpL.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\41X5ITcE7OpL.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 ca0c0a693bcb88b71f017c9a1e48ba8e4e4b191cd8ed624df927632eecc1f34d
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        5RB8Y1iWt3S0.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\5RB8Y1iWt3S0.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 6e578198d74cde62aad89d9e01bcbd53e8469f7f726bf8fa46e4a65291bd4d33
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        FQx7PW3QfuWd.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\FQx7PW3QfuWd.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 6c8ef8efec5f7a10b63fb120de1203e72f87b704caa367789e50ae825fe440f7
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        GKMOYkyBLXgR.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\GKMOYkyBLXgR.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 0e2be83976dea718d9ea155c3e2a1d79fbc9adeafbe1dca41642cebac074191e
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        OeRf2TtFr7AP.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\OeRf2TtFr7AP.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 85295e39c8cbf8c52f84d12b10f6f0f7756a47f21bc6a222ac6bfa94480746c7
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        RuNWv2XGScju.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\RuNWv2XGScju.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 51aa42014495e3f1797de99b0277c4bdcc81efec42a05d9caf58fa8883fc62f9
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        SqmROEcIaNRu.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\SqmROEcIaNRu.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 a808b7f23fe2c4fe2321a012b2f279aa6757a246978b9944929db9e95f3b745e
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        Xv0FPCmVOYvJ.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\Xv0FPCmVOYvJ.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 8c5ca2387a8bac48884516d8141475bd20f36bce2d3b8d353e668cbcd6f7cf08
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        YXG1U8SmdS2T.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\YXG1U8SmdS2T.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 126e1e98f39f5542e09301f67c527409acfdc85419b0fe0681a765b0eb5b7cb7
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        bGOGMxI5DJu1.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\bGOGMxI5DJu1.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 2fc96006e207ac1cb4fdbc30c105605a361e61a635b8d04651970a1054bc0317
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        egNsRvXa5sPG.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\egNsRvXa5sPG.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 e0c7d32eb81cd85fbee9074bfbd0557a333459f2b66f74efc65d108d06e46aab
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        iJcA4yYOOMeW.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\iJcA4yYOOMeW.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 a0fc5c7609bdd4016a24301b239efa2fff535c3850f9c8afd373f8baa867231a
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        m16TGxXF4SaQ.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\m16TGxXF4SaQ.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 6714653de91c32b4566b5df5f33efabee1c5a6580820da8588db1138556b8e3b
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        qNFs4ten4th5.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\qNFs4ten4th5.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 a4195d9a5efcb3048f532151ea35be51beed266771b97fba269edcbf8c41b901
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        vAe2iGOFSRFV.bat

                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\vAe2iGOFSRFV.bat
                                                                                                        • Size 185B
                                                                                                        • SHA256 e1cec439c9ad213567ad3017ad09b14f95ac988020834031e0241c5a79ca07b6
                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                        memory/3472-11-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-9-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-1-0x0000000000CC0000-0x0000000000FEC000-memory.dmp

                                                                                                        memory/3472-2-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-3-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-4-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-5-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-6-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-7-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-8-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-10-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-0-0x00007FF8CFE3F000-0x00007FF8CFE40000-memory.dmp

                                                                                                        memory/3472-12-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-13-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-14-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/3472-21-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-23-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-29-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-35-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-34-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-33-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-31-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-36-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-30-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-43-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-28-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-32-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-27-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-26-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-25-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp

                                                                                                        memory/4780-24-0x00007FF8CFCB0000-0x00007FF8D0654000-memory.dmp