Analysis

  • max time kernel
    121s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 06:03

General

  • Target

    addb9645270a6dfdae9c1c740eb45353.exe

  • Size

    381KB

  • MD5

    addb9645270a6dfdae9c1c740eb45353

  • SHA1

    d44dff3faebd16c5703f77bd58c0acbd64eb26ae

  • SHA256

    a167b6fc2838aa7a0153db443885bb5d1a8b74774eb60368ba064fc751c4be28

  • SHA512

    b601850abc1c21b038ea51e2549d3ceacf0f8048eee900025541cbc541898c4aca5a14e81cd865b55b1f9d05216b4399986f38ca6f675e9075a4504ffa8e7d66

  • SSDEEP

    6144:XZKlg1Vlhw/aAa1Zg30ZTNWSG6/7aDdWCn54YqcDe/NpXsGKLu8Nvswpy2Ua8RGL:X20VlhganzrWSG6zIWC5kcDeltmxvssN

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 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • UPX packed file 13 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:800
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\addb9645270a6dfdae9c1c740eb45353.exe
            "C:\Users\Admin\AppData\Local\Temp\addb9645270a6dfdae9c1c740eb45353.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Disables RegEdit via registry modification
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2860
        • C:\Windows\system32\Dwm.exe
          "C:\Windows\system32\Dwm.exe"
          1⤵
            PID:1184

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\0F7672DF_Rar\addb9645270a6dfdae9c1c740eb45353.exe

                  Filesize

                  309KB

                  MD5

                  07f9b39ab7d6cf3de214362b126e6149

                  SHA1

                  992e0d52ecc404f25a967ef7163a93a390953764

                  SHA256

                  8df33eeb4c2851a15fcad641cc988cf1f0c836f09fbbde6163ba38ade2a39110

                  SHA512

                  77e417447d9e767b74b1c2baff250b2ea116b9f92f649819ce9e700597c12b3b3320e2d9eb52e91f2aa144448be2c30f8bb67b66eff32e8b554c836ded553cbb

                • memory/1124-10-0x0000000001C00000-0x0000000001C02000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-19-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-23-0x0000000000370000-0x0000000000372000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-6-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-9-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-11-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-15-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-20-0x0000000000370000-0x0000000000372000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-21-0x0000000000530000-0x0000000000531000-memory.dmp

                  Filesize

                  4KB

                • memory/2860-0-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB

                • memory/2860-8-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-25-0x0000000000530000-0x0000000000531000-memory.dmp

                  Filesize

                  4KB

                • memory/2860-26-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-27-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-28-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-29-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-30-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-31-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-36-0x0000000000370000-0x0000000000372000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-35-0x0000000001ED0000-0x0000000002F5E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-49-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB