Analysis

  • max time kernel
    10s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 20:43

General

  • Target

    cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567.exe

  • Size

    4.2MB

  • MD5

    c162490db3af8ac5ab44ebedbc0fb60b

  • SHA1

    8f6084b1eac1de4461e0a1ab64aa8369b797dd95

  • SHA256

    cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567

  • SHA512

    db377e49261f8ed567034aed2b7412917610122ad9b0938266b86ba5bbcb1086fb65d645c507d1419f36f51ae227f4eeea679a66cd8a8737883744db6ca48462

  • SSDEEP

    98304:DVFRqPMdPA984H0WMAw6acMgLNchhd+W2lPIIo31xn1vrLR/3Lz3:5FYkS+E0uawLNQ+/9Bo7/n

Malware Config

Signatures

  • Glupteba

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

  • Glupteba payload 18 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • UPX packed file 4 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 39 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\cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567.exe
    "C:\Users\Admin\AppData\Local\Temp\cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5000
    • C:\Users\Admin\AppData\Local\Temp\cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567.exe
      "C:\Users\Admin\AppData\Local\Temp\cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567.exe"
      2⤵
      • Modifies data under HKEY_USERS
      PID:1284
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
          PID:1788
        • 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:5064
            • 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:864
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            3⤵
              PID:2900
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -nologo -noprofile
              3⤵
                PID:2460
              • C:\Windows\rss\csrss.exe
                C:\Windows\rss\csrss.exe
                3⤵
                  PID:932
                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                    powershell -nologo -noprofile
                    4⤵
                      PID:3008
                    • 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:5064
                    • C:\Windows\SYSTEM32\schtasks.exe
                      schtasks /delete /tn ScheduledUpdate /f
                      4⤵
                        PID:4352
                      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                        powershell -nologo -noprofile
                        4⤵
                          PID:1388
                        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                          powershell -nologo -noprofile
                          4⤵
                            PID:3576
                          • 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:1232
                            • 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:1856
                            • C:\Windows\windefender.exe
                              "C:\Windows\windefender.exe"
                              4⤵
                                PID:2600
                                • 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:4000
                                    • 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:4168
                          • C:\Windows\windefender.exe
                            C:\Windows\windefender.exe
                            1⤵
                              PID:5052

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cgoqpllm.qq1.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

                              40f84f9fb5ccca5b2410990902ee20fa

                              SHA1

                              d1b2866ca74b7b38803db9ae154ec0d3cd338be1

                              SHA256

                              fdf72352d53daff3b39a1309e66c8966417fa6de7a32a4ab40e64ca4183e4e6e

                              SHA512

                              cf72da1e86e1c72c989dd08c69a4a64d8c3e69ee0323d6c0ae2f1a044f69d5241e7477e9a0f5a877253c55fa0ed5d1132d964ad99c342d90488f79fbda187bf3

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

                              Filesize

                              19KB

                              MD5

                              81f661a6c0a75e762509cfd52d6010bd

                              SHA1

                              78b802c9c592f36aaf7539fdcae819f59a9020bc

                              SHA256

                              881063653b69e739e40b7ca179c5a6dfd22e6d4f67ca42df0bba090ec9b7809e

                              SHA512

                              2c56910a1f0a916eacafe8b82192290c4bd9d8a828c19630afdf1ef353327121ce9c7d23abfa745b271b4576cb9adf5425da8fca57488f5aa4fdcc32a86aa0be

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

                              Filesize

                              19KB

                              MD5

                              aeb3b23620517dc1792b2b24b3c9faaa

                              SHA1

                              710c473018a77841155608f428b645e22af60bd7

                              SHA256

                              851df3e0f65ad03d05e3a8e4b7b0e98f776b64fe23949d6de8b68984fc42587a

                              SHA512

                              17628ff8ef1167a25cbbb725fbadc080cdcfd6180f17d890d773416c55b558fde8121be8d7f7a6d9182aa3a5f52ac6cd4271e3b4cdb484978ea69103d0ec2dc8

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

                              Filesize

                              19KB

                              MD5

                              26ca120193e584539acf3410bf58fd26

                              SHA1

                              99db920abd75362b1f2c40702a39d4099ddd3cf1

                              SHA256

                              b7b69aec78f7cc2db154187520e91883d5b79552cb6bbe085b0611d2d1342344

                              SHA512

                              9222366cce841288a2fd14ffe5856cc0859008ea804be64bd7a8c2ca8b86f2b91b062df6a38cae6efd35e7359441c3d6151ef824ee34bba1cecbeccbc2b8e16b

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

                              Filesize

                              19KB

                              MD5

                              fab5266e7891f37c7c1fd309afd453dd

                              SHA1

                              a7e93c9a1f70e86a98edec1a2a8f8e8ed723d7b2

                              SHA256

                              1b7f454ac235774d3db9fef25dafff7d812a4e3030dd0f0b94836c84e634c841

                              SHA512

                              84ddb0a1eab9900a3a8145f0959ddba07b04b0034ade6ac7e2bdefe8751da000351ddb74473f5a1ef6328b71a64cc6ee7e099008b521a95f916ae8f33d6d12b0

                            • C:\Windows\rss\csrss.exe

                              Filesize

                              4.2MB

                              MD5

                              c162490db3af8ac5ab44ebedbc0fb60b

                              SHA1

                              8f6084b1eac1de4461e0a1ab64aa8369b797dd95

                              SHA256

                              cbb56b9ac3abe7fb76c5b36135295605a87fa62685ed6da528a0dbe593393567

                              SHA512

                              db377e49261f8ed567034aed2b7412917610122ad9b0938266b86ba5bbcb1086fb65d645c507d1419f36f51ae227f4eeea679a66cd8a8737883744db6ca48462

                            • C:\Windows\windefender.exe

                              Filesize

                              2.0MB

                              MD5

                              8e67f58837092385dcf01e8a2b4f5783

                              SHA1

                              012c49cfd8c5d06795a6f67ea2baf2a082cf8625

                              SHA256

                              166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

                              SHA512

                              40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

                            • memory/932-304-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-272-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-296-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-292-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-311-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-256-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-284-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-288-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-307-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-280-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-266-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-300-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/932-276-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/1284-125-0x0000000003BA0000-0x0000000003F9A000-memory.dmp

                              Filesize

                              4.0MB

                            • memory/1284-57-0x0000000003FA0000-0x000000000488B000-memory.dmp

                              Filesize

                              8.9MB

                            • memory/1284-56-0x0000000003BA0000-0x0000000003F9A000-memory.dmp

                              Filesize

                              4.0MB

                            • memory/1284-58-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/1284-157-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/1788-86-0x00000000047F0000-0x0000000004800000-memory.dmp

                              Filesize

                              64KB

                            • memory/1788-83-0x0000000006D30000-0x0000000006DD3000-memory.dmp

                              Filesize

                              652KB

                            • memory/1788-91-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/1788-88-0x0000000007090000-0x00000000070A4000-memory.dmp

                              Filesize

                              80KB

                            • memory/1788-87-0x0000000007040000-0x0000000007051000-memory.dmp

                              Filesize

                              68KB

                            • memory/1788-84-0x000000007F510000-0x000000007F520000-memory.dmp

                              Filesize

                              64KB

                            • memory/1788-85-0x00000000047F0000-0x0000000004800000-memory.dmp

                              Filesize

                              64KB

                            • memory/1788-73-0x00000000700E0000-0x0000000070434000-memory.dmp

                              Filesize

                              3.3MB

                            • memory/1788-72-0x000000006FF60000-0x000000006FFAC000-memory.dmp

                              Filesize

                              304KB

                            • memory/1788-62-0x00000000047F0000-0x0000000004800000-memory.dmp

                              Filesize

                              64KB

                            • memory/1788-61-0x00000000047F0000-0x0000000004800000-memory.dmp

                              Filesize

                              64KB

                            • memory/1788-60-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/2304-59-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/2304-55-0x0000000003D20000-0x000000000411F000-memory.dmp

                              Filesize

                              4.0MB

                            • memory/2304-1-0x0000000003D20000-0x000000000411F000-memory.dmp

                              Filesize

                              4.0MB

                            • memory/2304-3-0x0000000000400000-0x0000000001DFF000-memory.dmp

                              Filesize

                              26.0MB

                            • memory/2304-2-0x0000000004120000-0x0000000004A0B000-memory.dmp

                              Filesize

                              8.9MB

                            • memory/2460-124-0x00000000026E0000-0x00000000026F0000-memory.dmp

                              Filesize

                              64KB

                            • memory/2460-123-0x00000000026E0000-0x00000000026F0000-memory.dmp

                              Filesize

                              64KB

                            • memory/2460-136-0x000000007F930000-0x000000007F940000-memory.dmp

                              Filesize

                              64KB

                            • memory/2460-122-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/2460-137-0x000000006FF60000-0x000000006FFAC000-memory.dmp

                              Filesize

                              304KB

                            • memory/2600-265-0x0000000000400000-0x00000000008DF000-memory.dmp

                              Filesize

                              4.9MB

                            • memory/2900-109-0x0000000070710000-0x0000000070A64000-memory.dmp

                              Filesize

                              3.3MB

                            • memory/2900-119-0x0000000005670000-0x0000000005680000-memory.dmp

                              Filesize

                              64KB

                            • memory/2900-94-0x0000000005670000-0x0000000005680000-memory.dmp

                              Filesize

                              64KB

                            • memory/2900-95-0x0000000005670000-0x0000000005680000-memory.dmp

                              Filesize

                              64KB

                            • memory/2900-105-0x00000000063E0000-0x0000000006734000-memory.dmp

                              Filesize

                              3.3MB

                            • memory/2900-93-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/2900-108-0x000000006FF60000-0x000000006FFAC000-memory.dmp

                              Filesize

                              304KB

                            • memory/2900-107-0x000000007F080000-0x000000007F090000-memory.dmp

                              Filesize

                              64KB

                            • memory/2900-121-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/5000-27-0x0000000007C20000-0x0000000007C3A000-memory.dmp

                              Filesize

                              104KB

                            • memory/5000-24-0x0000000006DB0000-0x0000000006DF4000-memory.dmp

                              Filesize

                              272KB

                            • memory/5000-43-0x0000000007E40000-0x0000000007EE3000-memory.dmp

                              Filesize

                              652KB

                            • memory/5000-44-0x0000000007F30000-0x0000000007F3A000-memory.dmp

                              Filesize

                              40KB

                            • memory/5000-45-0x0000000007FF0000-0x0000000008086000-memory.dmp

                              Filesize

                              600KB

                            • memory/5000-41-0x0000000007E20000-0x0000000007E3E000-memory.dmp

                              Filesize

                              120KB

                            • memory/5000-31-0x00000000700E0000-0x0000000070434000-memory.dmp

                              Filesize

                              3.3MB

                            • memory/5000-46-0x0000000007F50000-0x0000000007F61000-memory.dmp

                              Filesize

                              68KB

                            • memory/5000-53-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/5000-30-0x000000006FF60000-0x000000006FFAC000-memory.dmp

                              Filesize

                              304KB

                            • memory/5000-29-0x0000000007DE0000-0x0000000007E12000-memory.dmp

                              Filesize

                              200KB

                            • memory/5000-28-0x000000007F600000-0x000000007F610000-memory.dmp

                              Filesize

                              64KB

                            • memory/5000-42-0x0000000005420000-0x0000000005430000-memory.dmp

                              Filesize

                              64KB

                            • memory/5000-26-0x00000000082A0000-0x000000000891A000-memory.dmp

                              Filesize

                              6.5MB

                            • memory/5000-25-0x0000000007BA0000-0x0000000007C16000-memory.dmp

                              Filesize

                              472KB

                            • memory/5000-47-0x0000000007F90000-0x0000000007F9E000-memory.dmp

                              Filesize

                              56KB

                            • memory/5000-23-0x00000000068A0000-0x00000000068EC000-memory.dmp

                              Filesize

                              304KB

                            • memory/5000-50-0x0000000007FE0000-0x0000000007FE8000-memory.dmp

                              Filesize

                              32KB

                            • memory/5000-22-0x0000000006850000-0x000000000686E000-memory.dmp

                              Filesize

                              120KB

                            • memory/5000-48-0x0000000007FA0000-0x0000000007FB4000-memory.dmp

                              Filesize

                              80KB

                            • memory/5000-21-0x0000000006260000-0x00000000065B4000-memory.dmp

                              Filesize

                              3.3MB

                            • memory/5000-11-0x00000000061F0000-0x0000000006256000-memory.dmp

                              Filesize

                              408KB

                            • memory/5000-49-0x0000000008090000-0x00000000080AA000-memory.dmp

                              Filesize

                              104KB

                            • memory/5000-10-0x0000000006090000-0x00000000060F6000-memory.dmp

                              Filesize

                              408KB

                            • memory/5000-9-0x00000000058A0000-0x00000000058C2000-memory.dmp

                              Filesize

                              136KB

                            • memory/5000-8-0x0000000005A60000-0x0000000006088000-memory.dmp

                              Filesize

                              6.2MB

                            • memory/5000-7-0x0000000005420000-0x0000000005430000-memory.dmp

                              Filesize

                              64KB

                            • memory/5000-6-0x0000000005420000-0x0000000005430000-memory.dmp

                              Filesize

                              64KB

                            • memory/5000-5-0x00000000740C0000-0x0000000074870000-memory.dmp

                              Filesize

                              7.7MB

                            • memory/5000-4-0x00000000052D0000-0x0000000005306000-memory.dmp

                              Filesize

                              216KB

                            • memory/5052-277-0x0000000000400000-0x00000000008DF000-memory.dmp

                              Filesize

                              4.9MB

                            • memory/5052-269-0x0000000000400000-0x00000000008DF000-memory.dmp

                              Filesize

                              4.9MB