Analysis

  • max time kernel
    94s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 23:19

General

  • Target

    760225dc0a1d8524017a479386ca19ff0cf201d6ec00fb963e5ac4539cc60d78.exe

  • Size

    3.0MB

  • MD5

    7fcd0cd0e57d567fbad313f82df4c5c0

  • SHA1

    ad1718ffcd82ea641325e7a0f2164cf78db8fcf7

  • SHA256

    760225dc0a1d8524017a479386ca19ff0cf201d6ec00fb963e5ac4539cc60d78

  • SHA512

    2d1251dca6fa3a6c88b6aa0658b912c6f069a292197e5b4379e42f9c1325a1781886ce5de55bbec2ce45f262d83816fff442af032852455a09ecc25db8e111af

  • SSDEEP

    49152:zZ4rujE/CLlVl80CdSI3LdmLgWtAjkhAW86LqmQKzeFH/LNqAznw7v:z+ruj+CLflabdSgGh86OFGUw7v

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
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 4 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
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\760225dc0a1d8524017a479386ca19ff0cf201d6ec00fb963e5ac4539cc60d78.exe
    "C:\Users\Admin\AppData\Local\Temp\760225dc0a1d8524017a479386ca19ff0cf201d6ec00fb963e5ac4539cc60d78.exe"
    1⤵
    • Modifies firewall policy service
    • UAC bypass
    • Windows security bypass
    • Windows security modification
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • System policy modification
    PID:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2864-0-0x0000000000400000-0x000000000071D000-memory.dmp

    Filesize

    3.1MB

  • memory/2864-1-0x0000000002600000-0x00000000036BA000-memory.dmp

    Filesize

    16.7MB

  • memory/2864-2-0x0000000002600000-0x00000000036BA000-memory.dmp

    Filesize

    16.7MB

  • memory/2864-4-0x0000000002600000-0x00000000036BA000-memory.dmp

    Filesize

    16.7MB

  • memory/2864-8-0x0000000002600000-0x00000000036BA000-memory.dmp

    Filesize

    16.7MB

  • memory/2864-9-0x000000006DA10000-0x000000006DA20000-memory.dmp

    Filesize

    64KB

  • memory/2864-12-0x0000000000400000-0x000000000071D000-memory.dmp

    Filesize

    3.1MB