Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2024, 03:58

General

  • Target

    52fa843d5d09924fb240052144e6828263b9a4bf11eb3d2037405d2db8972bd4N.exe

  • Size

    1.2MB

  • MD5

    f22a3592751ffcde9933caae5e98b0e0

  • SHA1

    d77b2f0ee679b17033ad7f4532f7f094a5703a42

  • SHA256

    52fa843d5d09924fb240052144e6828263b9a4bf11eb3d2037405d2db8972bd4

  • SHA512

    92d2f48976db63aa9ea72489f421bc52be0b1de348f9d40d18bac83c159d689873a974f5824f02459633a6041351f566d9c6bdef6c1c514934061afd12aa2b85

  • SSDEEP

    24576:r/QU+XFJWKkkkkkkI5YvasDJTtpz7C8Gye3We8o4vNYof58mi:rEXFJW3Yiylth7JQ/WviV

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 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 4 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 43 IoCs

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

  • UPX packed file 24 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 59 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\52fa843d5d09924fb240052144e6828263b9a4bf11eb3d2037405d2db8972bd4N.exe
            "C:\Users\Admin\AppData\Local\Temp\52fa843d5d09924fb240052144e6828263b9a4bf11eb3d2037405d2db8972bd4N.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • 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:2644
            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\inst.exe
              C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\inst.exe
              3⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Enumerates connected drives
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of FindShellTrayWindow
              PID:3024
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1532
          • C:\Windows\system32\msiexec.exe
            C:\Windows\system32\msiexec.exe /V
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1664

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\langpack.msi

                  Filesize

                  370KB

                  MD5

                  f35b37767135aa20352920727e3b36ed

                  SHA1

                  05edca624ecfb64bfe0e4ef4b55075f6dedbdf7a

                  SHA256

                  c39a57c405e9bb68c64872870f074f60efdd1ce5d6f974eaf3270f9935eeecb8

                  SHA512

                  77ad2c7168f1563110c22fef57e42f06bbb6dba61b5124942619af23359a58ffe2f49b08781277c2f9f93e196ecb503217c1c5ea8b09b22fbde7aa6ed0f80280

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\setup.ini

                  Filesize

                  141B

                  MD5

                  adfa7c0ec02f1f6bb34116b3adcbc5c1

                  SHA1

                  e2e2c02d6fe7abb2b30476cc8c6de466906c8044

                  SHA256

                  04664f1a6c63a6e558be6c6894d06a44732268739407c9b96e3f4199a50ee79a

                  SHA512

                  52a502975d049a5d81d7e412b78d995f58606c06abd51c376bcee5528b488aa26b31b545a453749e33d74ba0746973c509da9cc56b10297a7bc6039e2ead3a2c

                • C:\Users\Admin\AppData\Local\Temp\langpackSetup.log

                  Filesize

                  266B

                  MD5

                  1e4d8caf142f22af790e444153a3cd6c

                  SHA1

                  a4f65c1fee4abc8dcf991413154622cc66ff4329

                  SHA256

                  c888a7c9392024b22fd6861aaf09fe61483c65d947d1b39e16b22fc5f7b393bc

                  SHA512

                  6f5cbd9a7a9fa79b70f995c4985622e5e8c2261457868a8dde5fd00c44d02adae071c7aa32167eaf49ab580f2257d70b6f7797b7b432cc0a5454601d3ea11ded

                • C:\Users\Admin\AppData\Local\Temp\langpackSetup.log

                  Filesize

                  853B

                  MD5

                  138af19289c684765c530c5add2801ba

                  SHA1

                  0f93436d25c6bd5288dfef61bc176cd886d4c782

                  SHA256

                  41caf6ee11d8db12304d75a9e0fce76304914e3a1a516c56eff65054a655f75f

                  SHA512

                  eadece9dee0b27f735a8804ba386888841cfab5120cc88f1813d6e7544b787ff31b5a778d1b6654326eeb2d18010343e18ec06c4b241612e4ec3a25b800140c0

                • \Users\Admin\AppData\Local\Temp\IXP000.TMP\inst.exe

                  Filesize

                  68KB

                  MD5

                  02c838b356389aa3ffdcb055a83f38b8

                  SHA1

                  b3d050d8299cea9e1e4dad89f115c0b9cf712d73

                  SHA256

                  df1c994683054f8270821fdcc7ebca1c46ec136445e67e85660536c7b3f623a8

                  SHA512

                  52147d03a8539716856063c20db891a4ceb7a6f605d433a8144c2cf9396a7d610899f864216674a417e5777715749496560304bacda387c86e5b1e0e1e3e31ee

                • memory/1104-14-0x00000000002B0000-0x00000000002B2000-memory.dmp

                  Filesize

                  8KB

                • memory/2644-27-0x0000000000490000-0x0000000000491000-memory.dmp

                  Filesize

                  4KB

                • memory/2644-41-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-33-0x0000000000480000-0x0000000000482000-memory.dmp

                  Filesize

                  8KB

                • memory/2644-32-0x0000000000480000-0x0000000000482000-memory.dmp

                  Filesize

                  8KB

                • memory/2644-8-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-0-0x0000000001000000-0x000000000112E000-memory.dmp

                  Filesize

                  1.2MB

                • memory/2644-25-0x0000000000490000-0x0000000000491000-memory.dmp

                  Filesize

                  4KB

                • memory/2644-6-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-11-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-13-0x0000000000330000-0x000000000045E000-memory.dmp

                  Filesize

                  1.2MB

                • memory/2644-5-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-9-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-4-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-35-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-34-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-36-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-37-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-38-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-40-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-12-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-43-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-42-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-52-0x0000000001001000-0x0000000001002000-memory.dmp

                  Filesize

                  4KB

                • memory/2644-24-0x0000000000480000-0x0000000000482000-memory.dmp

                  Filesize

                  8KB

                • memory/2644-10-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-7-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-1-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-2-0x0000000000330000-0x000000000045E000-memory.dmp

                  Filesize

                  1.2MB

                • memory/2644-81-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-82-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-96-0x00000000004D0000-0x00000000004D1000-memory.dmp

                  Filesize

                  4KB

                • memory/2644-97-0x00000000002A0000-0x00000000002A2000-memory.dmp

                  Filesize

                  8KB

                • memory/2644-187-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-186-0x0000000001000000-0x000000000112E000-memory.dmp

                  Filesize

                  1.2MB

                • memory/2644-107-0x0000000000480000-0x0000000000482000-memory.dmp

                  Filesize

                  8KB

                • memory/2644-108-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2644-109-0x0000000002900000-0x00000000039BA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/3024-103-0x0000000000870000-0x0000000000871000-memory.dmp

                  Filesize

                  4KB

                • memory/3024-104-0x00000000007C0000-0x00000000007C2000-memory.dmp

                  Filesize

                  8KB