Analysis

  • max time kernel
    120s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 02:10

General

  • Target

    f0939af3e906cb4f3da8de62fcea8b628046584fb15b72e2661fcd9b0a492e92N.exe

  • Size

    97KB

  • MD5

    d259ae1d2c30ef9a53b8b72373dc43d0

  • SHA1

    8df00751ee136c5be3b43dbd837ebbeb45967604

  • SHA256

    f0939af3e906cb4f3da8de62fcea8b628046584fb15b72e2661fcd9b0a492e92

  • SHA512

    e8cc731122de71a00843f38735f04314dd49e8ee8e1cb1b9584d98ca51a40c633f4a374dd506f2cc792f944f1244fd767ebec0e7bbaa38261074a8db0d5213c0

  • SSDEEP

    3072:TFUYUVfuBmTgizd4CsuUgRoRHo+m37BL:JUYKfu/+MUsHof39

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 30 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 29 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\f0939af3e906cb4f3da8de62fcea8b628046584fb15b72e2661fcd9b0a492e92N.exe
            "C:\Users\Admin\AppData\Local\Temp\f0939af3e906cb4f3da8de62fcea8b628046584fb15b72e2661fcd9b0a492e92N.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:596
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2028

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\vmlp.exe

            Filesize

            97KB

            MD5

            a28e1c6f07236ec677a41ad18feba7e9

            SHA1

            b1200b4ba1bb88aadb6615ac03b7a016b95c1cbc

            SHA256

            4ec218105ebe3851d76f5781c179f6b9e29e3e5fdd627b596e8f600bd75e5d7f

            SHA512

            d7e6f6cefef8790cf35adcdcf966de519dd38e49e1470906ff9c7f987bc89b681b5587dd4bb13dda56fbde62d36a7a6a613bcb24ae9323c83858225a54fba9b9

          • memory/596-33-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-29-0x00000000017F0000-0x00000000017F2000-memory.dmp

            Filesize

            8KB

          • memory/596-37-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-8-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-11-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-7-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-30-0x00000000017F0000-0x00000000017F2000-memory.dmp

            Filesize

            8KB

          • memory/596-35-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-5-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-28-0x0000000002EA0000-0x0000000002EA1000-memory.dmp

            Filesize

            4KB

          • memory/596-26-0x0000000002EA0000-0x0000000002EA1000-memory.dmp

            Filesize

            4KB

          • memory/596-25-0x00000000017F0000-0x00000000017F2000-memory.dmp

            Filesize

            8KB

          • memory/596-34-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-4-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-3-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-9-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-12-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-31-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-32-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/596-144-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/596-6-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-10-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-38-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-39-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-41-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-44-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-45-0x00000000017F0000-0x00000000017F2000-memory.dmp

            Filesize

            8KB

          • memory/596-58-0x00000000042E0000-0x00000000042E2000-memory.dmp

            Filesize

            8KB

          • memory/596-57-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

            Filesize

            4KB

          • memory/596-56-0x00000000042E0000-0x00000000042E2000-memory.dmp

            Filesize

            8KB

          • memory/596-59-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-61-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-65-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-70-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-73-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-74-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-77-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/596-1-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1096-18-0x0000000002010000-0x0000000002012000-memory.dmp

            Filesize

            8KB