Analysis

  • max time kernel
    96s
  • max time network
    97s
  • 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 12:47

General

  • Target

    e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.exe

  • Size

    232KB

  • MD5

    cc804131d5439bbc89323f02d7ece850

  • SHA1

    f0644c93b27c1fd7980ba5175ef63872d675479d

  • SHA256

    e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013a

  • SHA512

    0921ed4a96afd63542c76d3dc665ddc7847a62b206778e157b1825af5383089e7b5fa974320418f824054b34fdf326fc3c3d20785aa149420813a0b732d5e9a8

  • SSDEEP

    3072:rr8WCBvMsUCZfXyg6mB9NGtkaeDSBo822rUAqOVY5xu+RxF2ZWuqoOa2TRxFY4j0:nKppUCFfXiaXSBzrUpuyFbue/FY4j0

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 6 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 44 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 2 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2428
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2452
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2548
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.exe
                    "C:\Users\Admin\AppData\Local\Temp\e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.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:4052
                    • C:\Users\Admin\AppData\Local\Temp\3582-490\e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.exe
                      "C:\Users\Admin\AppData\Local\Temp\3582-490\e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.exe"
                      3⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:4740
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3632
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4032
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1100
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3952
                            • 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:1412
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2260

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\0E576E98_Rar\e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.exe

                                  Filesize

                                  152KB

                                  MD5

                                  9f99cb442c1cb569a96a016c634d56aa

                                  SHA1

                                  f39d8b340536d4b1c8bb1d63ced69e9ebd401449

                                  SHA256

                                  767af879fc0df9c4ef88d34a744c637f7d592bf772b0e97a10cc972b1db40f54

                                  SHA512

                                  9695e3f0104fd6322f5aba1dd71bcec8c0f9906d9a51e415c29c3443a34905772f47af7efd3f25506e7f373ba127e553035ad638e233980ad6d2467640fcd25d

                                • C:\Users\Admin\AppData\Local\Temp\3582-490\e3f75ff4efc39a4afa3b1e35bae5298c1405018c31339a9c4142f75789d3013aN.exe

                                  Filesize

                                  112KB

                                  MD5

                                  a6e1c5815f6beae3a9387c70b34e9974

                                  SHA1

                                  4933c3539326e627367880046f8c214827c5b98f

                                  SHA256

                                  7d5ab9c6b9a9fbee5eacaefc5c97e6502ba1b1ba535829ec49cfcf75f937448e

                                  SHA512

                                  8454675cad3e7cde2e84192366fb1a863ae57d5e68e8d83fb4d057506859367c042626cb66257e1a0208cfbef6f9c2719da9654e1e999356dbb0f93714c3ae26

                                • memory/4052-138-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-14-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-4-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-17-0x00000000041F0000-0x00000000041F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4052-21-0x0000000003D10000-0x0000000003D12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4052-22-0x0000000003D10000-0x0000000003D12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4052-143-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-15-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-20-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-19-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-13-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-16-0x0000000003D10000-0x0000000003D12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4052-18-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-5-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-108-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-109-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-123-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-124-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-125-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-142-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-128-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-129-0x0000000000400000-0x000000000042F000-memory.dmp

                                  Filesize

                                  188KB

                                • memory/4052-131-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-133-0x0000000003D10000-0x0000000003D12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4052-134-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-136-0x0000000000400000-0x000000000042F000-memory.dmp

                                  Filesize

                                  188KB

                                • memory/4052-0-0x0000000000400000-0x000000000042F000-memory.dmp

                                  Filesize

                                  188KB

                                • memory/4052-139-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-140-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-3-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-126-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-145-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-144-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-146-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-147-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-150-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-151-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-152-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-153-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-154-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-156-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-157-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-158-0x0000000000400000-0x000000000042F000-memory.dmp

                                  Filesize

                                  188KB

                                • memory/4052-164-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-166-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-167-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-170-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-171-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-172-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-174-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-175-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-176-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-178-0x0000000002330000-0x00000000033BE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4052-183-0x0000000003D10000-0x0000000003D12000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4052-195-0x0000000000400000-0x000000000042F000-memory.dmp

                                  Filesize

                                  188KB

                                • memory/4740-34-0x0000000000400000-0x000000000041D000-memory.dmp

                                  Filesize

                                  116KB

                                • memory/4740-122-0x0000000000400000-0x000000000041D000-memory.dmp

                                  Filesize

                                  116KB