Analysis

  • max time kernel
    150s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 17:57

General

  • Target

    1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe

  • Size

    520KB

  • MD5

    076c7da6fcc1e6083ceaaf2e1e49209e

  • SHA1

    0bee2b5aedb3efa5f90784d51bfc12f374e68901

  • SHA256

    1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3

  • SHA512

    89fc33bb6fa8c87b2a4661b7fd7df67997bd5b1e9a9accd04562a51e53305a77b3f261326af5234c3ecc923e550317e983d60db56f4417cafa842613b0191581

  • SSDEEP

    6144:54vGmGaK6jSJybBlB9/g1/A5afkwLz7oJzF2+jDxXnRVFaZL+nMC+Qg/raBCDor+:54+3TEBCwqLz760s3TFC2+/raB

Score
8/10

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • UPX packed file 23 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:480
    • C:\Windows\system32\services.exe
      C:\Windows\system32\services.exe
      1⤵
        PID:464
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
          2⤵
            PID:816
            • C:\Windows\system32\Dwm.exe
              "C:\Windows\system32\Dwm.exe"
              3⤵
                PID:1308
            • C:\Windows\System32\spoolsv.exe
              C:\Windows\System32\spoolsv.exe
              2⤵
                PID:456
              • C:\Windows\system32\sppsvc.exe
                C:\Windows\system32\sppsvc.exe
                2⤵
                  PID:1124
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                  2⤵
                    PID:1100
                  • C:\Windows\system32\taskhost.exe
                    "taskhost.exe"
                    2⤵
                      PID:1228
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                      2⤵
                        PID:1044
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k NetworkService
                        2⤵
                          PID:340
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          2⤵
                            PID:876
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalService
                            2⤵
                              PID:852
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                              2⤵
                                PID:748
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k RPCSS
                                2⤵
                                  PID:676
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k DcomLaunch
                                  2⤵
                                    PID:596
                                • C:\Windows\system32\winlogon.exe
                                  winlogon.exe
                                  1⤵
                                    PID:420
                                  • C:\Windows\system32\csrss.exe
                                    %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                    1⤵
                                      PID:384
                                    • C:\Windows\system32\wininit.exe
                                      wininit.exe
                                      1⤵
                                        PID:364
                                        • C:\Windows\system32\lsm.exe
                                          C:\Windows\system32\lsm.exe
                                          2⤵
                                            PID:488
                                        • C:\Windows\Explorer.EXE
                                          C:\Windows\Explorer.EXE
                                          1⤵
                                            PID:1360
                                            • C:\Users\Admin\AppData\Local\Temp\1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe
                                              "C:\Users\Admin\AppData\Local\Temp\1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe"
                                              2⤵
                                              • Suspicious use of SetThreadContext
                                              • Suspicious use of SetWindowsHookEx
                                              • Suspicious use of WriteProcessMemory
                                              PID:1456
                                              • C:\Users\Admin\AppData\Local\Temp\1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe
                                                C:\Users\Admin\AppData\Local\Temp\1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe
                                                3⤵
                                                • Suspicious behavior: EnumeratesProcesses
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious use of WriteProcessMemory
                                                PID:1528
                                                • C:\Program Files\Internet Explorer\iexplore.exe
                                                  "C:\Program Files\Internet Explorer\iexplore.exe"
                                                  4⤵
                                                    PID:1328
                                                  • C:\Users\Admin\AppData\Local\Temp\1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe
                                                    C:\Users\Admin\AppData\Local\Temp\1b5154311ce89a88747d745157c84e3b9cd12eaf612e030d87220271a9fa75c3.exe
                                                    4⤵
                                                    • Adds policy Run key to start application
                                                    • Modifies Installed Components in the registry
                                                    • Adds Run key to start application
                                                    • Drops file in System32 directory
                                                    PID:824
                                            • C:\Windows\system32\csrss.exe
                                              %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                              1⤵
                                                PID:332
                                              • C:\Windows\System32\smss.exe
                                                \SystemRoot\System32\smss.exe
                                                1⤵
                                                  PID:260

                                                Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

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                                                Downloads

                                                • memory/260-83-0x0000000010450000-0x000000001045D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/824-229-0x00000000105C0000-0x00000000105F6000-memory.dmp

                                                  Filesize

                                                  216KB

                                                • memory/824-228-0x00000000105C0000-0x00000000105F6000-memory.dmp

                                                  Filesize

                                                  216KB

                                                • memory/824-219-0x0000000000400000-0x0000000000482000-memory.dmp

                                                  Filesize

                                                  520KB

                                                • memory/1456-63-0x0000000000400000-0x0000000000482000-memory.dmp

                                                  Filesize

                                                  520KB

                                                • memory/1528-86-0x0000000010460000-0x000000001046D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-104-0x0000000010490000-0x000000001049D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-66-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-68-0x0000000010410000-0x0000000010446000-memory.dmp

                                                  Filesize

                                                  216KB

                                                • memory/1528-72-0x00000000001F0000-0x00000000001FD000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-76-0x0000000000200000-0x000000000020D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-80-0x0000000010450000-0x000000001045D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-64-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-56-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-92-0x0000000010470000-0x000000001047D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-98-0x0000000010480000-0x000000001048D000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-65-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-110-0x00000000104A0000-0x00000000104AD000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-116-0x00000000104B0000-0x00000000104BD000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-122-0x00000000104C0000-0x00000000104CD000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-128-0x00000000104D0000-0x00000000104DD000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-134-0x00000000104E0000-0x00000000104ED000-memory.dmp

                                                  Filesize

                                                  52KB

                                                • memory/1528-187-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-218-0x00000000004A0000-0x0000000000522000-memory.dmp

                                                  Filesize

                                                  520KB

                                                • memory/1528-60-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-227-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-59-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB

                                                • memory/1528-57-0x0000000000400000-0x0000000000424000-memory.dmp

                                                  Filesize

                                                  144KB