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Overview

overview

10

Static

static

a90a857bb8...1c.exe

windows7-x64

10

a90a857bb8...1c.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    21/11/2022, 08:34

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General

  • Target

    a90a857bb89934a56f667e35fbe85f185ec38e30d0cab907d104219f428b681c.exe

  • Size

    566KB

  • MD5

    131472f0dd4cc0b403b0ead9816c31f0

  • SHA1

    5203abb210ebc74fb154d03b596820546c16a25f

  • SHA256

    a90a857bb89934a56f667e35fbe85f185ec38e30d0cab907d104219f428b681c

  • SHA512

    f31d8078defccc7770fb4d85e7d174d66bf78f1557dbabcb3f2ee165a3ea5bf515ec2fe1ef2dea567f6c76a6b44f77b63727cf85ff9a68d3c99d6333f4369f1a

  • SSDEEP

    6144:PEg68/AnUYy2apPYLSifwIx8tVTFUs82tppPKUKtA6BGOBiU+s:PEM4nU2AgLFSLfmtA07MU+

Score
10/10
salitybackdoorevasiontrojanupx

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 2 TTPs 3 IoCs
    evasion
  • Sality

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

    backdoorsality
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 6 IoCs
    evasiontrojan
  • UPX packed file 2 IoCs

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

    upx
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1188
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1232
        • C:\Users\Admin\AppData\Local\Temp\a90a857bb89934a56f667e35fbe85f185ec38e30d0cab907d104219f428b681c.exe
          "C:\Users\Admin\AppData\Local\Temp\a90a857bb89934a56f667e35fbe85f185ec38e30d0cab907d104219f428b681c.exe"
          2⤵
          • Modifies firewall policy service
          • UAC bypass
          • Windows security bypass
          • 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:868
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1128
        • C:\Windows\system32\conhost.exe
          \??\C:\Windows\system32\conhost.exe "1474102309-1441818585-715502953-1957360574-1606686753-622223510-1748518855449676798"
          1⤵
            PID:1844

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • memory/868-54-0x0000000075E61000-0x0000000075E63000-memory.dmp

            Filesize

            8KB

            Download

          • memory/868-55-0x0000000001EB0000-0x0000000002F6A000-memory.dmp

            Filesize

            16.7MB

            Download

          • memory/868-56-0x000000002E000000-0x000000002E090000-memory.dmp

            Filesize

            576KB

            Download

          • memory/868-57-0x0000000003070000-0x0000000003072000-memory.dmp

            Filesize

            8KB

            Download

          • memory/868-58-0x0000000001EB0000-0x0000000002F6A000-memory.dmp

            Filesize

            16.7MB

            Download