Analysis

  • max time kernel
    20s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2024, 09:00

General

  • Target

    b9934bf215a15a99125c227fd49f36b417fdb887d81ca97a975d62f5eb063e6cN.exe

  • Size

    65KB

  • MD5

    38ecb8e68304e11e6723e68003ccc200

  • SHA1

    5d1b3103f2b057e1af509c5ffcdb6453e188c09e

  • SHA256

    b9934bf215a15a99125c227fd49f36b417fdb887d81ca97a975d62f5eb063e6c

  • SHA512

    113f35295609a95494a132266bb420afaf8ad461a3cf7eb692ec29129e76052cfe68e7a25baa94b559701c20ff6f678f110d52b20c1701647ff5d05b0389e82b

  • SSDEEP

    1536:lbcE1ODxgPq1Zur/RH06UXMBF2MnJydlOQbTTS+nat:lwsOyPq1ozRHsXy2SJydlOQG+nW

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 9 IoCs

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

  • UPX packed file 25 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 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1040
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1068
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1100
          • C:\Users\Admin\AppData\Local\Temp\b9934bf215a15a99125c227fd49f36b417fdb887d81ca97a975d62f5eb063e6cN.exe
            "C:\Users\Admin\AppData\Local\Temp\b9934bf215a15a99125c227fd49f36b417fdb887d81ca97a975d62f5eb063e6cN.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
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1556
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2024

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • memory/1040-18-0x0000000001EB0000-0x0000000001EB2000-memory.dmp

                  Filesize

                  8KB

                • memory/1556-32-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-33-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-7-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-8-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-4-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-11-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-30-0x0000000001790000-0x0000000001792000-memory.dmp

                  Filesize

                  8KB

                • memory/1556-28-0x00000000017A0000-0x00000000017A1000-memory.dmp

                  Filesize

                  4KB

                • memory/1556-25-0x00000000017A0000-0x00000000017A1000-memory.dmp

                  Filesize

                  4KB

                • memory/1556-24-0x0000000001790000-0x0000000001792000-memory.dmp

                  Filesize

                  8KB

                • memory/1556-3-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-9-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-12-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-6-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-10-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-0-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/1556-5-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-34-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-31-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-35-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-41-0x0000000001790000-0x0000000001792000-memory.dmp

                  Filesize

                  8KB

                • memory/1556-42-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-43-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-44-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-47-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-48-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-49-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-52-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-54-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-58-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-69-0x0000000001790000-0x0000000001792000-memory.dmp

                  Filesize

                  8KB

                • memory/1556-79-0x0000000000590000-0x000000000164A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/1556-78-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB