Analysis

  • max time kernel
    55s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/04/2024, 12:45

General

  • Target

    31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe

  • Size

    4.2MB

  • MD5

    cc717fe365bb3a5b4fe4c68e9e61fb5a

  • SHA1

    1ee335bc2c1d3be1e3352037be3cbbdcd7a47fbe

  • SHA256

    31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188

  • SHA512

    d47a956a9ec7f2f46d5e89755729bf5f2419d0823d574683839daf3f8bd0921c1f4cdabb216c177da1ea62fec9895d793614781be0cb4d143896690fe720e5e9

  • SSDEEP

    98304:xlPNnLMcliXgk6mZUGEiVLqbbhuqLV4AlEjP7K:xlP9LMc0wkDbEiV0LVI2

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba payload 11 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe
    "C:\Users\Admin\AppData\Local\Temp\31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1284
    • C:\Users\Admin\AppData\Local\Temp\31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe
      "C:\Users\Admin\AppData\Local\Temp\31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe"
      2⤵
      • Modifies data under HKEY_USERS
      PID:2656
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
          PID:1832
        • C:\Windows\system32\cmd.exe
          C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
          3⤵
            PID:1720
            • C:\Windows\system32\netsh.exe
              netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
              4⤵
              • Modifies Windows Firewall
              PID:4788
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            3⤵
              PID:2680
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -nologo -noprofile
              3⤵
                PID:1444
              • C:\Windows\rss\csrss.exe
                C:\Windows\rss\csrss.exe
                3⤵
                  PID:264
                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                    powershell -nologo -noprofile
                    4⤵
                      PID:1696
                    • C:\Windows\SYSTEM32\schtasks.exe
                      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
                      4⤵
                      • Creates scheduled task(s)
                      PID:2832
                    • C:\Windows\SYSTEM32\schtasks.exe
                      schtasks /delete /tn ScheduledUpdate /f
                      4⤵
                        PID:4812
                      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                        powershell -nologo -noprofile
                        4⤵
                          PID:556
                        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                          powershell -nologo -noprofile
                          4⤵
                            PID:3276
                          • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
                            C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
                            4⤵
                              PID:860
                            • C:\Windows\SYSTEM32\schtasks.exe
                              schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
                              4⤵
                              • Creates scheduled task(s)
                              PID:1868
                            • C:\Windows\windefender.exe
                              "C:\Windows\windefender.exe"
                              4⤵
                                PID:4464
                                • C:\Windows\SysWOW64\cmd.exe
                                  cmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
                                  5⤵
                                    PID:2724
                                    • C:\Windows\SysWOW64\sc.exe
                                      sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
                                      6⤵
                                      • Launches sc.exe
                                      PID:4648
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4004 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
                            1⤵
                              PID:456
                            • C:\Windows\windefender.exe
                              C:\Windows\windefender.exe
                              1⤵
                                PID:1776

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2ryg54p0.cxl.ps1

                                Filesize

                                60B

                                MD5

                                d17fe0a3f47be24a6453e9ef58c94641

                                SHA1

                                6ab83620379fc69f80c0242105ddffd7d98d5d9d

                                SHA256

                                96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                                SHA512

                                5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                              • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe

                                Filesize

                                281KB

                                MD5

                                d98e33b66343e7c96158444127a117f6

                                SHA1

                                bb716c5509a2bf345c6c1152f6e3e1452d39d50d

                                SHA256

                                5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

                                SHA512

                                705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

                              • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

                                Filesize

                                2KB

                                MD5

                                3d086a433708053f9bf9523e1d87a4e8

                                SHA1

                                b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

                                SHA256

                                6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

                                SHA512

                                931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

                              • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                                Filesize

                                19KB

                                MD5

                                959427778cb8a10dd5826a19cac6cb72

                                SHA1

                                40bde2eab28a1d3bcc2717ce0cc97624a65f3673

                                SHA256

                                24d10194072215642756f1e0349386e28d70f4e09e6c84af76e5336b0e1eb26f

                                SHA512

                                5a13e13b67aec1e99c28076f975c0b5c1e5358d379913a48bac6b1c3018654dd069ba1bd6fe9a2afc9db2bde63bfeb20ec6d22ce5e860d772321a81c17ce8565

                              • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                                Filesize

                                19KB

                                MD5

                                90eae893add18357321c4fd92fa87365

                                SHA1

                                3e357ef90f360f6b588aeb7318e3192af09134e0

                                SHA256

                                ee675100add60be6cb97a1661cea5b1a5ddc9c24b1ef12ab796e4496db654f7d

                                SHA512

                                e5031e0903ba09490725b9f99b440ea16def5d771910cd5b1149e80f0424889bee96dfff0149b2273704928477c391f368818b05a9b9749aa6bb5b311b400663

                              • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                                Filesize

                                19KB

                                MD5

                                e8528f5076298732735e8434d96bf3d5

                                SHA1

                                7328564df16d2c264adbd4956e32732b990a8015

                                SHA256

                                38ded1549daa3efde37d03a117f9665eaa39be35b0480fa40f7b5a42531a2937

                                SHA512

                                4fcea65abaad0b2e95ac8bb11cbb67be8c0da329d892a79724c454ec284f2cdcb9e8eb63cb69b0ae6db411f21e1805d5e9af87b26eca10f2d4fc3e265448b26d

                              • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                                Filesize

                                19KB

                                MD5

                                ed216c757cd5ebab901f5d23e53399a7

                                SHA1

                                324a9671a39178ce863e70a8cdfc108ac46ccabd

                                SHA256

                                d59d65c0c70d4e4c09914ea8792460e77a92b5a9c4366d845dc8a3ad557bd808

                                SHA512

                                d1687ae60aff809f41616a2dabb8c4cd7b060f65532dd0259e46bb97cdf8af21b8b9b47dfc205d511f0a7d325ae572587021522c87a893708fc0a846ff67afab

                              • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

                                Filesize

                                19KB

                                MD5

                                02deda4c094e565f07ecca0c6b93544e

                                SHA1

                                53e7c72351be446c9045b10ab8ab7c33cd439e6b

                                SHA256

                                e0a38db16c3de85d3a568bcca2abc0c4d4ce3667c6642e682dac19fdf4441cbf

                                SHA512

                                d444ec876ff9476fde6f9efbb922466c45aba34a86db7b1ef5ac1aadf3fdf3df21fa1d80563405e8fee7cc14a0861eb043dba17b69342692910ebf748ce87973

                              • C:\Windows\rss\csrss.exe

                                Filesize

                                4.2MB

                                MD5

                                cc717fe365bb3a5b4fe4c68e9e61fb5a

                                SHA1

                                1ee335bc2c1d3be1e3352037be3cbbdcd7a47fbe

                                SHA256

                                31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188

                                SHA512

                                d47a956a9ec7f2f46d5e89755729bf5f2419d0823d574683839daf3f8bd0921c1f4cdabb216c177da1ea62fec9895d793614781be0cb4d143896690fe720e5e9

                              • C:\Windows\windefender.exe

                                Filesize

                                2.0MB

                                MD5

                                8e67f58837092385dcf01e8a2b4f5783

                                SHA1

                                012c49cfd8c5d06795a6f67ea2baf2a082cf8625

                                SHA256

                                166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

                                SHA512

                                40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

                              • memory/264-225-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/264-269-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/264-260-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/264-271-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/1284-29-0x00000000078A0000-0x00000000078D2000-memory.dmp

                                Filesize

                                200KB

                              • memory/1284-47-0x0000000007A30000-0x0000000007A3E000-memory.dmp

                                Filesize

                                56KB

                              • memory/1284-25-0x0000000002C70000-0x0000000002C80000-memory.dmp

                                Filesize

                                64KB

                              • memory/1284-26-0x00000000075A0000-0x0000000007616000-memory.dmp

                                Filesize

                                472KB

                              • memory/1284-27-0x0000000007D10000-0x000000000838A000-memory.dmp

                                Filesize

                                6.5MB

                              • memory/1284-28-0x00000000076C0000-0x00000000076DA000-memory.dmp

                                Filesize

                                104KB

                              • memory/1284-23-0x00000000063E0000-0x000000000642C000-memory.dmp

                                Filesize

                                304KB

                              • memory/1284-32-0x0000000070860000-0x0000000070BB4000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/1284-31-0x0000000070290000-0x00000000702DC000-memory.dmp

                                Filesize

                                304KB

                              • memory/1284-30-0x000000007F0F0000-0x000000007F100000-memory.dmp

                                Filesize

                                64KB

                              • memory/1284-42-0x0000000007880000-0x000000000789E000-memory.dmp

                                Filesize

                                120KB

                              • memory/1284-43-0x00000000078E0000-0x0000000007983000-memory.dmp

                                Filesize

                                652KB

                              • memory/1284-44-0x00000000079D0000-0x00000000079DA000-memory.dmp

                                Filesize

                                40KB

                              • memory/1284-45-0x0000000007A90000-0x0000000007B26000-memory.dmp

                                Filesize

                                600KB

                              • memory/1284-46-0x00000000079F0000-0x0000000007A01000-memory.dmp

                                Filesize

                                68KB

                              • memory/1284-24-0x0000000006690000-0x00000000066D4000-memory.dmp

                                Filesize

                                272KB

                              • memory/1284-48-0x0000000007A40000-0x0000000007A54000-memory.dmp

                                Filesize

                                80KB

                              • memory/1284-50-0x0000000007B30000-0x0000000007B4A000-memory.dmp

                                Filesize

                                104KB

                              • memory/1284-22-0x0000000004FC0000-0x0000000004FDE000-memory.dmp

                                Filesize

                                120KB

                              • memory/1284-16-0x0000000005C00000-0x0000000005F54000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/1284-52-0x0000000007A70000-0x0000000007A78000-memory.dmp

                                Filesize

                                32KB

                              • memory/1284-55-0x00000000743F0000-0x0000000074BA0000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/1284-10-0x00000000059D0000-0x0000000005A36000-memory.dmp

                                Filesize

                                408KB

                              • memory/1284-9-0x0000000005330000-0x0000000005396000-memory.dmp

                                Filesize

                                408KB

                              • memory/1284-8-0x0000000005280000-0x00000000052A2000-memory.dmp

                                Filesize

                                136KB

                              • memory/1284-7-0x00000000053A0000-0x00000000059C8000-memory.dmp

                                Filesize

                                6.2MB

                              • memory/1284-6-0x0000000002C80000-0x0000000002CB6000-memory.dmp

                                Filesize

                                216KB

                              • memory/1284-5-0x0000000002C70000-0x0000000002C80000-memory.dmp

                                Filesize

                                64KB

                              • memory/1284-4-0x00000000743F0000-0x0000000074BA0000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/1444-133-0x0000000074490000-0x0000000074C40000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/1444-134-0x0000000005400000-0x0000000005410000-memory.dmp

                                Filesize

                                64KB

                              • memory/1444-130-0x0000000006360000-0x00000000066B4000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/1444-135-0x0000000005400000-0x0000000005410000-memory.dmp

                                Filesize

                                64KB

                              • memory/1444-149-0x0000000074490000-0x0000000074C40000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/1444-136-0x0000000005400000-0x0000000005410000-memory.dmp

                                Filesize

                                64KB

                              • memory/1444-137-0x0000000070390000-0x00000000703DC000-memory.dmp

                                Filesize

                                304KB

                              • memory/1444-138-0x0000000070540000-0x0000000070894000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/1776-270-0x0000000000400000-0x00000000008DF000-memory.dmp

                                Filesize

                                4.9MB

                              • memory/1832-73-0x0000000070390000-0x00000000703DC000-memory.dmp

                                Filesize

                                304KB

                              • memory/1832-89-0x0000000074490000-0x0000000074C40000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/1832-74-0x0000000070B50000-0x0000000070EA4000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/1832-72-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

                                Filesize

                                64KB

                              • memory/1832-86-0x0000000007440000-0x0000000007454000-memory.dmp

                                Filesize

                                80KB

                              • memory/1832-85-0x00000000073F0000-0x0000000007401000-memory.dmp

                                Filesize

                                68KB

                              • memory/1832-71-0x0000000005F50000-0x0000000005F9C000-memory.dmp

                                Filesize

                                304KB

                              • memory/1832-60-0x0000000074490000-0x0000000074C40000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/1832-70-0x0000000005890000-0x0000000005BE4000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/1832-84-0x00000000070F0000-0x0000000007193000-memory.dmp

                                Filesize

                                652KB

                              • memory/2220-2-0x0000000005290000-0x0000000005B7B000-memory.dmp

                                Filesize

                                8.9MB

                              • memory/2220-56-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2220-1-0x00000000036E0000-0x0000000003AE4000-memory.dmp

                                Filesize

                                4.0MB

                              • memory/2220-51-0x0000000005290000-0x0000000005B7B000-memory.dmp

                                Filesize

                                8.9MB

                              • memory/2220-49-0x00000000036E0000-0x0000000003AE4000-memory.dmp

                                Filesize

                                4.0MB

                              • memory/2220-21-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2220-3-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2656-104-0x0000000003530000-0x0000000003936000-memory.dmp

                                Filesize

                                4.0MB

                              • memory/2656-58-0x0000000003530000-0x0000000003936000-memory.dmp

                                Filesize

                                4.0MB

                              • memory/2656-91-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2656-153-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2656-132-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2656-59-0x0000000000400000-0x000000000300B000-memory.dmp

                                Filesize

                                44.0MB

                              • memory/2680-109-0x0000000070B50000-0x0000000070EA4000-memory.dmp

                                Filesize

                                3.3MB

                              • memory/2680-108-0x000000007FAD0000-0x000000007FAE0000-memory.dmp

                                Filesize

                                64KB

                              • memory/2680-107-0x0000000070390000-0x00000000703DC000-memory.dmp

                                Filesize

                                304KB

                              • memory/2680-106-0x00000000052B0000-0x00000000052C0000-memory.dmp

                                Filesize

                                64KB

                              • memory/2680-93-0x00000000052B0000-0x00000000052C0000-memory.dmp

                                Filesize

                                64KB

                              • memory/2680-92-0x0000000074490000-0x0000000074C40000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/2680-94-0x00000000052B0000-0x00000000052C0000-memory.dmp

                                Filesize

                                64KB

                              • memory/2680-120-0x0000000074490000-0x0000000074C40000-memory.dmp

                                Filesize

                                7.7MB

                              • memory/4464-268-0x0000000000400000-0x00000000008DF000-memory.dmp

                                Filesize

                                4.9MB