Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 14:16

General

  • Target

    f00b3b946b76a1a65ee81f61750dd4fc0c1a7942366b87b6e648d697cca9ed50N.exe

  • Size

    2.5MB

  • MD5

    3fe35986acefc2919cac43e24c2aebd0

  • SHA1

    c6dbde77283308e8f0601fc95bf0f5c452e13b9e

  • SHA256

    f00b3b946b76a1a65ee81f61750dd4fc0c1a7942366b87b6e648d697cca9ed50

  • SHA512

    54a55cf7f8ec16b3605499201e73adb92ed809fd549f599ccd8799a386cedb3b8f8d40523e09b0875a802539b0410684cd99daa37a2fecffc96fa2f309499282

  • SSDEEP

    49152:7KiC/rk62xWNol+5gOsLO66qJ6021cJjLtk4pWGNG5VGFPNqJyoTBqJ:UrZ23AbsK6Ro022JjL2WEiVqJZB2

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/

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • 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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 5 IoCs

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

  • UPX packed file 21 IoCs

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

  • Drops file in Windows directory 3 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Windows\System32\9w3j6e.exe
            "C:\Windows\System32\9w3j6e.exe"
            2⤵
              PID:1560
            • C:\Users\Admin\AppData\Local\Temp\f00b3b946b76a1a65ee81f61750dd4fc0c1a7942366b87b6e648d697cca9ed50N.exe
              "C:\Users\Admin\AppData\Local\Temp\f00b3b946b76a1a65ee81f61750dd4fc0c1a7942366b87b6e648d697cca9ed50N.exe"
              2⤵
              • Modifies firewall policy service
              • UAC bypass
              • Windows security bypass
              • Loads dropped DLL
              • Windows security modification
              • Checks whether UAC is enabled
              • Enumerates connected drives
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2316
              • \??\c:\abdbeeb1aa050b01d4a008fa\UPDATE\update.exe
                c:\abdbeeb1aa050b01d4a008fa\UPDATE\update.exe
                3⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                PID:2912
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:844

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\0F76CEF3_Rar\f00b3b946b76a1a65ee81f61750dd4fc0c1a7942366b87b6e648d697cca9ed50N.exe

              Filesize

              2.5MB

              MD5

              342f79337765760ad4e392eb67d5ed2c

              SHA1

              8318455b36ba0a748307459279d46f2f4cdb5a0e

              SHA256

              69b61b2c00323cea3686315617d0f452e205dae10c47e02cbe1ea96fea38f582

              SHA512

              70f32d415c70a97eecf0280ee9e6b10db8f367eecfedd92fca6155a7db19a776d2a96d5fcdbde847036f4d7cf2e69b1d6df6c073025582097f28c71f607b7e12

            • \??\c:\abdbeeb1aa050b01d4a008fa\UPDATE\UPDSPAPI.dll

              Filesize

              363KB

              MD5

              ebdb17c673b090a949f17c9e6486aaf3

              SHA1

              2231731f56f803662e0f1d537b22cba7625ef433

              SHA256

              f484cf06e20996e1887b4304b33444f3ee1c03fb912f5ec8d5327c4074a97abb

              SHA512

              b05b2e548c507c2bce556acd43174c2a2743d46ba816896e97a475089237020208c710e25aa204aee40be36cc3c8480da0dc6c383cadf2c619268b48f5e8fe40

            • \??\c:\abdbeeb1aa050b01d4a008fa\update\update_win2k.inf

              Filesize

              26KB

              MD5

              6e0bea7e95f32f24524f437396294160

              SHA1

              c18165182e5aa71bf5dc5401357570c54b48a1e9

              SHA256

              249f235710df38dcf59ee7d04fb14e460cd0ce41abd487387ff8cea336eb5b7b

              SHA512

              ec3a1a4cea3e63fc3b61bab9b08fe4a0a6be2f622bcb6fe99ba838fc2bb1cf5f71098776c383fd9cc7f0a9851b8190c6f280914ee54788d13c10613e97cd5f97

            • \??\c:\abdbeeb1aa050b01d4a008fa\update\updatebr.inf

              Filesize

              287B

              MD5

              7338506092eba55bd27963ad322cfeae

              SHA1

              0d80de1a2e27128d27bc12c5f9f7a938ef8cb817

              SHA256

              c5b64cce66182b9f35b670be6620dabd2f42ee3c8892eb9ef69bc75b52e5ee81

              SHA512

              bd4632d18b78b5742d428e6acb6a6b6196649cf323f7f4f4eb8d12cdbf4e9a358c93637ea2556cef83fa8e188e1ef1696743b6a25cd0feea5520bf924aa24eca

            • \abdbeeb1aa050b01d4a008fa\update\update.exe

              Filesize

              701KB

              MD5

              3b5eaaedb8a9d3f98debbdb0cfd214d5

              SHA1

              c9e09f6f6026f928d3d6d9056af868df83bd44ef

              SHA256

              2e2e9f1ea41d8673bcf69c8c97fc16c22932e2b7807fc87c556516261ea33d99

              SHA512

              26dbaefdedf9ba0094714f65d78b7c68fefc6afbd937cb0322ac698cbf3d104c4ccfbfb671314d6ea98bce2b0c090e2d4a19441d1abc2acb6b143e05818c2b75

            • memory/1108-16-0x00000000002A0000-0x00000000002A2000-memory.dmp

              Filesize

              8KB

            • memory/2316-14-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-85-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-12-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-59-0x00000000003A0000-0x00000000003A2000-memory.dmp

              Filesize

              8KB

            • memory/2316-60-0x0000000001000000-0x000000000129C000-memory.dmp

              Filesize

              2.6MB

            • memory/2316-11-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-10-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-5-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-6-0x0000000001002000-0x0000000001003000-memory.dmp

              Filesize

              4KB

            • memory/2316-146-0x0000000001000000-0x000000000129C000-memory.dmp

              Filesize

              2.6MB

            • memory/2316-4-0x0000000000970000-0x0000000000C0C000-memory.dmp

              Filesize

              2.6MB

            • memory/2316-29-0x0000000000430000-0x0000000000431000-memory.dmp

              Filesize

              4KB

            • memory/2316-27-0x0000000000430000-0x0000000000431000-memory.dmp

              Filesize

              4KB

            • memory/2316-26-0x00000000003A0000-0x00000000003A2000-memory.dmp

              Filesize

              8KB

            • memory/2316-0-0x0000000001000000-0x000000000129C000-memory.dmp

              Filesize

              2.6MB

            • memory/2316-9-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-8-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-74-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-75-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-15-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-76-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-77-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-78-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-80-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-81-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-13-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-90-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-113-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-131-0x00000000003A0000-0x00000000003A2000-memory.dmp

              Filesize

              8KB

            • memory/2316-107-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2316-109-0x00000000026A0000-0x000000000372E000-memory.dmp

              Filesize

              16.6MB

            • memory/2912-111-0x0000000000390000-0x0000000000392000-memory.dmp

              Filesize

              8KB

            • memory/2912-106-0x0000000000390000-0x0000000000392000-memory.dmp

              Filesize

              8KB

            • memory/2912-104-0x0000000000770000-0x0000000000771000-memory.dmp

              Filesize

              4KB

            • memory/2912-71-0x00000000006D0000-0x000000000072C000-memory.dmp

              Filesize

              368KB