Overview

overview

10

Static

static

0a455bf907...98.exe

windows7-x64

10

0a455bf907...98.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    31s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    21/11/2022, 09:06

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General

  • Target

    0a455bf907462fec4cca724d38312457eaadcb3a9743e0353df6a5a6d8f4c298.exe

  • Size

    185KB

  • MD5

    409a7607dbc57625959684c6988b1740

  • SHA1

    f9ebc627e9b56a0675ec5ed7a280374cb4726253

  • SHA256

    0a455bf907462fec4cca724d38312457eaadcb3a9743e0353df6a5a6d8f4c298

  • SHA512

    c4bf4e33bb443b7d12bd4d4e1494b57faf842ba88a72711fbdc79f83bbb496c98ae815824727059c4bbd16ba4bb7700053fe287cf118422d04dd34a3378bb2a3

  • SSDEEP

    3072:MyaY46tGNttyf8AyXmd6I1ORtXHFXetjFr+Z+s1Bu0Az/yEqJhukQ426I1ORtXHy:X46tGdyR4rtXAJFr+Z+6Bu0AqukhtX/L

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
  • Drops file in Drivers directory 1 IoCs
  • UPX packed file 3 IoCs

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

    upx
  • Deletes itself 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1244
      • C:\Users\Admin\AppData\Local\Temp\0a455bf907462fec4cca724d38312457eaadcb3a9743e0353df6a5a6d8f4c298.exe
        "C:\Users\Admin\AppData\Local\Temp\0a455bf907462fec4cca724d38312457eaadcb3a9743e0353df6a5a6d8f4c298.exe"
        2⤵
        • Modifies firewall policy service
        • UAC bypass
        • Windows security bypass
        • Drops file in Drivers directory
        • 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:1820
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1632
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:952
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a916.bat
            3⤵
            • Deletes itself
            PID:764
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
          PID:1200
        • C:\Windows\system32\taskhost.exe
          "taskhost.exe"
          1⤵
            PID:1120

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\$$a916.bat
            Filesize

            721B

            MD5

            61bad4e588f744927bcae856984493bd

            SHA1

            61081e917385353b09d3b5cd9ceb0d5b92b47dae

            SHA256

            68c7c426aad31135a9ee8979e09b2cab83e2aec669c14f4909fcad10dd5d6402

            SHA512

            0465dc42882c0686f8eeade509dea8aad1467996964f8cb113e07105347e6cc905ec2d68fecd64e5902c19e8943744ccbd1f71b1b56b98ea6738ca4726604f35

            Download Submit

          • C:\Users\Admin\AppData\Local\Temp\0a455bf907462fec4cca724d38312457eaadcb3a9743e0353df6a5a6d8f4c298.exe.exe
            Filesize

            151KB

            MD5

            c343538e74573399df63471ffa923492

            SHA1

            267e88820394865518e68d98a31b6e5c7b17c947

            SHA256

            e9606e5aea15769acd30486d4acd817f2538638afbc6008c790fba2e05d85c28

            SHA512

            beb554aaee40fecd4340c030017b114e05f60830a4909bcd410c66a9b0dfd2bc83bc5f0df5df0997e03f72829592ff04bc53c9e23936326828181a9a6d440c65

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          • memory/1820-54-0x00000000757B1000-0x00000000757B3000-memory.dmp

            Filesize

            8KB

            Download

          • memory/1820-55-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

            Download

          • memory/1820-57-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

            Download

          • memory/1820-59-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

            Download

          • memory/1820-60-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

            Download

          • memory/1820-62-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

            Download

          • memory/1820-64-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

            Download