Analysis

  • max time kernel
    27s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 08:54

General

  • Target

    6bbf7cfc33e88a075485839faf5141b6202b79ac1668b40a3a2cdd9e98c875df.exe

  • Size

    1.6MB

  • MD5

    9af05bfe96a5bcbf2353e154014a6b81

  • SHA1

    e55ddf419cd7b6ed7cd819e9bf9398ef05b91991

  • SHA256

    6bbf7cfc33e88a075485839faf5141b6202b79ac1668b40a3a2cdd9e98c875df

  • SHA512

    958195681abd47140c65cb97be1ab3895f6446fcbecbcbf45b714d1ba30d2440a5dd7151ae17c80d468bfacb5ab7ff139a311201aa488b92e91ad4547af3a2c4

  • SSDEEP

    49152:0t8MGGGN/DJAyC4yHJvu/wRwAjGeRj50:q8MGGGZlAyCPVuM+

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

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • UPX packed file 40 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

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

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2376
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2404
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2520
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3156
                  • C:\Users\Admin\AppData\Local\Temp\6bbf7cfc33e88a075485839faf5141b6202b79ac1668b40a3a2cdd9e98c875df.exe
                    "C:\Users\Admin\AppData\Local\Temp\6bbf7cfc33e88a075485839faf5141b6202b79ac1668b40a3a2cdd9e98c875df.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2920
                    • C:\Users\Admin\Downloads\ToDesk_Setup.exe
                      "C:\Users\Admin\Downloads\ToDesk_Setup.exe"
                      3⤵
                        PID:4560
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3484
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3692
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3792
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3928
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:4012
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3864
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4320
                                • 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:4976
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
                                    1⤵
                                      PID:2132
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x238,0x23c,0x240,0x234,0x2b4,0x7ffdb24e2e98,0x7ffdb24e2ea4,0x7ffdb24e2eb0
                                        2⤵
                                          PID:2352
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2268 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:2
                                          2⤵
                                            PID:4028
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3228 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:3
                                            2⤵
                                              PID:1828
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3336 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
                                              2⤵
                                                PID:4160
                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5396 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:1
                                                2⤵
                                                  PID:452
                                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=5524 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:1
                                                  2⤵
                                                    PID:3336
                                                  • 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=3836 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
                                                    2⤵
                                                      PID:4660

                                                  Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

                                                  Loading Replay Monitor...

                                                  Downloads

                                                  • C:\Users\Admin\AppData\Local\Temp\nsi4CF3.tmp\System.dll

                                                    Filesize

                                                    12KB

                                                    MD5

                                                    8cf2ac271d7679b1d68eefc1ae0c5618

                                                    SHA1

                                                    7cc1caaa747ee16dc894a600a4256f64fa65a9b8

                                                    SHA256

                                                    6950991102462d84fdc0e3b0ae30c95af8c192f77ce3d78e8d54e6b22f7c09ba

                                                    SHA512

                                                    ce828fb9ecd7655cc4c974f78f209d3326ba71ced60171a45a437fc3fff3bd0d69a0997adaca29265c7b5419bdea2b17f8cc8ceae1b8ce6b22b7ed9120bb5ad3

                                                  • C:\Users\Admin\AppData\Local\Temp\nsi4CF3.tmp\nsNiuniuSkin.dll

                                                    Filesize

                                                    287KB

                                                    MD5

                                                    bb0cdff5ac2d64723007a0b4f7962a02

                                                    SHA1

                                                    410889522ee8ea7308b054f71bc4cab078295e06

                                                    SHA256

                                                    33e460a080a621cda7896e96b6f1beee802b485cf99e18b27463cd362c484b08

                                                    SHA512

                                                    b4dc2614f01f5f01d5dec9e6a41e072d01e924d8a94ac0dc1050399fd1dc3cc8d53d7ccf162d750d166fca200771b0850191b30c7caada8edea9ba6d686e2402

                                                  • C:\Users\Admin\AppData\Local\Temp\nsi4CF3.tmp\skin.zip

                                                    Filesize

                                                    733KB

                                                    MD5

                                                    2151819d6b259d54a8ef2b1bec0c3f99

                                                    SHA1

                                                    b3e3cf9ab831356c5dd5252706ff4d5b719d1fd7

                                                    SHA256

                                                    1f81de1b4f32c6547b35f3361bbc3408e373c1031338023f397fbd96f078f8d9

                                                    SHA512

                                                    5845a37bfdbe6666437d384897e10de1031dd63d586907f99f65c9bbee5ad7fad5cb74a2ab429655bce6c890401d6d4bb50988a094b09eca66a00d262fc569c1

                                                  • C:\Users\Admin\Downloads\ToDesk_Setup.exe

                                                    Filesize

                                                    5.8MB

                                                    MD5

                                                    280a2745eeae0486ff296e424e07f28f

                                                    SHA1

                                                    a7a2ba291d26cb0254baa0d6f5a8142d05270bd3

                                                    SHA256

                                                    94e2e12b593bd628bb833b7d498d8ba650beff0fdbdb184387a0a563ac083dd1

                                                    SHA512

                                                    8f3d19cf67bb0be2f62a8ef532c430c6a8a8e20928c2b1c3fb3899593a7f353e632f9c00122ced3f5122ea9ff500df2d8d2399064d320de770eb1f6bf29eab66

                                                  • C:\Users\Admin\Downloads\ToDesk_Setup.exe

                                                    Filesize

                                                    9.3MB

                                                    MD5

                                                    19e943b21578ca701268c86bbe6deb85

                                                    SHA1

                                                    33438183a9cc14f2b158a38003eeb7a7c2731aeb

                                                    SHA256

                                                    1c22cbe761ed6d0956b20c93c059f2915223d0bdeb072485d66492dce419a399

                                                    SHA512

                                                    c20bb521d43c91a575c1939a54d7f07e446fab9f6b2d5bd37adcf8e906cc3595fee3567016ab4ee35874ec18f3e6abe65e292d19d7519b541d4e168d476501a0

                                                  • F:\dwhy.pif

                                                    Filesize

                                                    97KB

                                                    MD5

                                                    6a67fa330011c1deea9ce8732cc25ce8

                                                    SHA1

                                                    c220304be0674f578a788d7a6e390b40b4073bd4

                                                    SHA256

                                                    113652b32f5a0828f13f4ae246b0d6977131099fa2dd36cc81215bce2abb6596

                                                    SHA512

                                                    c181d500d264be0225a71a119d6fa11cdffcffcb6b567598ce495e5a2f8590971de7cd9a0da70129b01ba3fb7399201d83e1145e661a812a81c3e08bc94b7414

                                                  • memory/2920-38-0x0000000000400000-0x0000000000778000-memory.dmp

                                                    Filesize

                                                    3.5MB

                                                  • memory/2920-103-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-9-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-10-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-11-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-12-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-13-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-14-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-15-0x0000000000400000-0x0000000000778000-memory.dmp

                                                    Filesize

                                                    3.5MB

                                                  • memory/2920-16-0x0000000003840000-0x0000000003842000-memory.dmp

                                                    Filesize

                                                    8KB

                                                  • memory/2920-22-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-23-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-24-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-25-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-26-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-29-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-31-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-7-0x0000000003840000-0x0000000003842000-memory.dmp

                                                    Filesize

                                                    8KB

                                                  • memory/2920-37-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-0-0x0000000000400000-0x0000000000778000-memory.dmp

                                                    Filesize

                                                    3.5MB

                                                  • memory/2920-44-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-6-0x0000000004D20000-0x0000000004D21000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2920-48-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-1-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-4-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-5-0x0000000003840000-0x0000000003842000-memory.dmp

                                                    Filesize

                                                    8KB

                                                  • memory/2920-67-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-3-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-87-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-124-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-122-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-93-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-121-0x0000000003840000-0x0000000003842000-memory.dmp

                                                    Filesize

                                                    8KB

                                                  • memory/2920-101-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-8-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-105-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-107-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-119-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-110-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-112-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-114-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/2920-117-0x0000000002660000-0x000000000371A000-memory.dmp

                                                    Filesize

                                                    16.7MB

                                                  • memory/4560-109-0x0000000072F80000-0x000000007303A000-memory.dmp

                                                    Filesize

                                                    744KB

                                                  • memory/4560-90-0x00000000050A0000-0x00000000050A1000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/4560-94-0x0000000005050000-0x0000000005052000-memory.dmp

                                                    Filesize

                                                    8KB

                                                  • memory/4560-91-0x0000000005050000-0x0000000005052000-memory.dmp

                                                    Filesize

                                                    8KB

                                                  • memory/4560-58-0x0000000072F80000-0x000000007303A000-memory.dmp

                                                    Filesize

                                                    744KB