Analysis

  • max time kernel
    118s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/11/2024, 02:55

General

  • Target

    85100905c5332a272a4bcd4ffb1783d286a42f49aec675ab46e667955e3c5890N.exe

  • Size

    65KB

  • MD5

    5d1dc5ffec7fdb15deb4bc42eba31be0

  • SHA1

    b1adeb2d44e78aba450df7396b60cb30674d9e85

  • SHA256

    85100905c5332a272a4bcd4ffb1783d286a42f49aec675ab46e667955e3c5890

  • SHA512

    1449c3d7537689c738092b7a413b1fc343e054919f1d948ab65288ed6ccfd9a88240f699a21581343fab033abb1a921cad89a9ce0a76effb9a1b1257ad605b90

  • SSDEEP

    1536:xrL9bB+NXtQDd67bnr7BLaCbmzaou4qPnMtjdbt:xP3+N98Ybnr7dbgaoDqPajr

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
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 5 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.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1052
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1132
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\85100905c5332a272a4bcd4ffb1783d286a42f49aec675ab46e667955e3c5890N.exe
            "C:\Users\Admin\AppData\Local\Temp\85100905c5332a272a4bcd4ffb1783d286a42f49aec675ab46e667955e3c5890N.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • 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:2336
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1612

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • F:\rpqag.pif

                  Filesize

                  97KB

                  MD5

                  51ceda5173f787a64773af087af4cee5

                  SHA1

                  7670fd0ac38a120d8c9818d2f878223a629fcec0

                  SHA256

                  4440d2959d572cb5f2a9eefe3fd2534d2c0b1a1e3666623635d858464b596ec8

                  SHA512

                  5c97b4760d27a19925b1438558125387a4337e97ea6acb2d0c020668b64cf8895c3a0468f3d29d3ab706c848b0ed1feabdea6cc838bc7b5bad3b237eaa56c3b6

                • memory/1052-17-0x0000000001F10000-0x0000000001F12000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-43-0x0000000002F40000-0x0000000002F42000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-44-0x0000000002F40000-0x0000000002F42000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-11-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-27-0x00000000004A0000-0x00000000004A2000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-26-0x0000000001840000-0x0000000001841000-memory.dmp

                  Filesize

                  4KB

                • memory/2336-24-0x0000000001840000-0x0000000001841000-memory.dmp

                  Filesize

                  4KB

                • memory/2336-23-0x00000000004A0000-0x00000000004A2000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-8-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-9-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-28-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-6-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-5-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-3-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-10-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-29-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-30-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-31-0x00000000004A0000-0x00000000004A2000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-41-0x0000000004C20000-0x0000000004C21000-memory.dmp

                  Filesize

                  4KB

                • memory/2336-4-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-0-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2336-7-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-42-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-45-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-47-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-48-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-49-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-52-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-53-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-55-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-59-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-61-0x0000000002F40000-0x0000000002F42000-memory.dmp

                  Filesize

                  8KB

                • memory/2336-64-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-71-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-73-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-75-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-76-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-1-0x00000000005B0000-0x000000000166A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2336-146-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB