Overview

overview

10

Static

static

bbc6fd17ce...80.exe

windows7-x64

10

bbc6fd17ce...80.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    154s
  • max time network
    95s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 01:59

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General

  • Target

    bbc6fd17ce8030ec7739e8afd1365feb2aa14f2f8bff4bb8ee6feaebaa829b80.exe

  • Size

    396KB

  • MD5

    52994d7b93772bcbf12b7c4450081811

  • SHA1

    e8210cc294f708e85489291157fe450de0c64eea

  • SHA256

    bbc6fd17ce8030ec7739e8afd1365feb2aa14f2f8bff4bb8ee6feaebaa829b80

  • SHA512

    0ecaaf64b29e4738bd80e37f8b45f570746756ee250fcaa7a4cee947e9f60ef573004d6c47da5ab936838231dbf34d9993b762249aaabe6c28adfa481ef5b8f4

  • SSDEEP

    6144:7+TWqJ3RsM/8E/IbRuLifI0r48PNGgcSc:KvJ3RsE7KQiTrVtcS

Score
10/10
salitybackdoorevasionpersistencetrojanupx

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
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Disables Task Manager via registry modification
    evasion
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

    upx
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 48 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1248
      • C:\Users\Admin\AppData\Local\Temp\bbc6fd17ce8030ec7739e8afd1365feb2aa14f2f8bff4bb8ee6feaebaa829b80.exe
        "C:\Users\Admin\AppData\Local\Temp\bbc6fd17ce8030ec7739e8afd1365feb2aa14f2f8bff4bb8ee6feaebaa829b80.exe"
        2⤵
        • Modifies firewall policy service
        • Modifies visiblity of hidden/system files in Explorer
        • UAC bypass
        • Windows security bypass
        • Disables RegEdit via registry modification
        • Loads dropped DLL
        • Windows security modification
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Enumerates connected drives
        • Drops autorun.inf file
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:1876
        • C:\Users\Admin\xeoob.exe
          "C:\Users\Admin\xeoob.exe"
          3⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:1820
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1212
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1124

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

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              Downloads

              • C:\Users\Admin\xeoob.exe
                Filesize

                396KB

                MD5

                050d8d133e625ea76d717ba40efd296d

                SHA1

                e6f97ddd748392ab7a260075174bcbd25f433eeb

                SHA256

                0c495df74701597c1540aa6a6972485889717328b5f26075d05fe315596ac5cb

                SHA512

                c35928e74ba495a76fd21d2b01ec3bd241651dc1c306913242e51dd6c9d044c55693758f0bbab77ec52e9fa31090507397200672d98fdd8c507f3396712170ed

                Download Submit

              • C:\Users\Admin\xeoob.exe
                Filesize

                396KB

                MD5

                050d8d133e625ea76d717ba40efd296d

                SHA1

                e6f97ddd748392ab7a260075174bcbd25f433eeb

                SHA256

                0c495df74701597c1540aa6a6972485889717328b5f26075d05fe315596ac5cb

                SHA512

                c35928e74ba495a76fd21d2b01ec3bd241651dc1c306913242e51dd6c9d044c55693758f0bbab77ec52e9fa31090507397200672d98fdd8c507f3396712170ed

                Download Submit

              • \Users\Admin\xeoob.exe
                Filesize

                396KB

                MD5

                050d8d133e625ea76d717ba40efd296d

                SHA1

                e6f97ddd748392ab7a260075174bcbd25f433eeb

                SHA256

                0c495df74701597c1540aa6a6972485889717328b5f26075d05fe315596ac5cb

                SHA512

                c35928e74ba495a76fd21d2b01ec3bd241651dc1c306913242e51dd6c9d044c55693758f0bbab77ec52e9fa31090507397200672d98fdd8c507f3396712170ed

                Download Submit

              • \Users\Admin\xeoob.exe
                Filesize

                396KB

                MD5

                050d8d133e625ea76d717ba40efd296d

                SHA1

                e6f97ddd748392ab7a260075174bcbd25f433eeb

                SHA256

                0c495df74701597c1540aa6a6972485889717328b5f26075d05fe315596ac5cb

                SHA512

                c35928e74ba495a76fd21d2b01ec3bd241651dc1c306913242e51dd6c9d044c55693758f0bbab77ec52e9fa31090507397200672d98fdd8c507f3396712170ed

                Download Submit

              • memory/1820-66-0x0000000000400000-0x000000000044C000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1820-79-0x0000000000400000-0x000000000044C000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1820-75-0x00000000002C0000-0x00000000002C2000-memory.dmp

                Filesize

                8KB

                Download

              • memory/1820-72-0x00000000002C0000-0x00000000002C2000-memory.dmp

                Filesize

                8KB

                Download

              • memory/1876-65-0x0000000005070000-0x00000000050BC000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1876-54-0x00000000752B1000-0x00000000752B3000-memory.dmp

                Filesize

                8KB

                Download

              • memory/1876-56-0x0000000000400000-0x000000000044C000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1876-71-0x00000000028E0000-0x000000000396E000-memory.dmp

                Filesize

                16.6MB

                Download

              • memory/1876-64-0x0000000005070000-0x00000000050BC000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1876-73-0x0000000004E20000-0x0000000005A6A000-memory.dmp

                Filesize

                12.3MB

                Download

              • memory/1876-74-0x0000000000320000-0x0000000000322000-memory.dmp

                Filesize

                8KB

                Download

              • memory/1876-55-0x00000000028E0000-0x000000000396E000-memory.dmp

                Filesize

                16.6MB

                Download

              • memory/1876-76-0x0000000000400000-0x000000000044C000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1876-77-0x0000000005070000-0x00000000050BC000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1876-78-0x0000000005070000-0x00000000050BC000-memory.dmp

                Filesize

                304KB

                Download

              • memory/1876-59-0x0000000000320000-0x0000000000322000-memory.dmp

                Filesize

                8KB

                Download