Analysis

  • max time kernel
    96s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2025 04:34

General

  • Target

    beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe

  • Size

    181KB

  • MD5

    2ca171996ac8ddc3c3f813f046c4edc0

  • SHA1

    37537086d2cb222b2afb0bf11cdcaa154f5431dd

  • SHA256

    beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4

  • SHA512

    56fa5020007408fdf621ca9b56a426050f6766f74c06022d9413eaf472e772372ac1d593a1c5989fd0e33cfc7a93d9339953eb9fc0b7d3b95c54eebb983546dd

  • SSDEEP

    3072:br8OCtBbAEezczqGpkN6/7G4EU4C1Fok7kO/HdqQU1Dpv5tFA25ZA1J6Ho5:Xat+Eeh6/7V2UGk1/9y9pvrlA1r5

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • Detect Neshta payload 7 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 40 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2620
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2632
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2800
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3576
                  • C:\Users\Admin\AppData\Local\Temp\beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe
                    "C:\Users\Admin\AppData\Local\Temp\beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Checks computer location settings
                    • Modifies system executable filetype association
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3508
                    • C:\Users\Admin\AppData\Local\Temp\3582-490\beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe
                      "C:\Users\Admin\AppData\Local\Temp\3582-490\beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe"
                      3⤵
                      • Executes dropped EXE
                      PID:4668
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3696
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3888
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3984
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4048
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:704
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3820
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:340
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2692

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\0E57703E_Rar\beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe

                                  Filesize

                                  113KB

                                  MD5

                                  e7c6ad388161bbba417dc729a46be643

                                  SHA1

                                  3519ee845d449b8cadce120267599d8a76ee5036

                                  SHA256

                                  62fd8e7a85c1d40bb3515f1f5a97d433b22d3810ff47f49c6f50fc7d84d0aef6

                                  SHA512

                                  395598ea6a5b0509fdae1505e4dbeb6be763532a2fc50153ba89f476aada068911c69493aeb07cdd5fb745902f5b10479fc61b7b11a1a719a53d5d5c17ba8ab8

                                • C:\Users\Admin\AppData\Local\Temp\3582-490\beb40f15a8e3f87a5b1cd4eec3c60663cdf207829ec222739bd2a1368d3874f4N.exe

                                  Filesize

                                  73KB

                                  MD5

                                  d2778164ef643ba8f44cc202ec7ef157

                                  SHA1

                                  31eee7114eed6b0d2fb77c9f3605057639050786

                                  SHA256

                                  28b001bb9a72ae7a24242bfab248d767a1ac5dec981c672a3944f7a072375e9a

                                  SHA512

                                  cb2a5a2aeba9d6f6bfc4a3a4576961244c109aafb59f02134b03ebac4d16602ee7f141cc4adc519f15030c20e7e7d6585778870706b2ea4c74c1161729101635

                                • memory/3508-0-0x0000000000400000-0x000000000042C000-memory.dmp

                                  Filesize

                                  176KB

                                • memory/3508-1-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-11-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-16-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-10-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-15-0x0000000000750000-0x0000000000751000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3508-18-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3508-20-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3508-17-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-13-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-14-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3508-12-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-19-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-21-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-37-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-31-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-116-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-117-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-118-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-119-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-121-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-122-0x0000000000400000-0x000000000042C000-memory.dmp

                                  Filesize

                                  176KB

                                • memory/3508-124-0x0000000000400000-0x000000000042C000-memory.dmp

                                  Filesize

                                  176KB

                                • memory/3508-125-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-126-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-128-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-129-0x0000000000740000-0x0000000000742000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3508-131-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-134-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-136-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-138-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-144-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-145-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-148-0x0000000000400000-0x000000000042C000-memory.dmp

                                  Filesize

                                  176KB

                                • memory/3508-149-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-150-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-153-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-154-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-157-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-158-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-160-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-161-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-162-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-165-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-166-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-167-0x0000000000400000-0x000000000042C000-memory.dmp

                                  Filesize

                                  176KB

                                • memory/3508-169-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-170-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-171-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3508-191-0x0000000000400000-0x000000000042C000-memory.dmp

                                  Filesize

                                  176KB

                                • memory/3508-192-0x00000000023F0000-0x000000000347E000-memory.dmp

                                  Filesize

                                  16.6MB