Analysis

  • max time kernel
    133s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-05-2024 09:18

General

  • Target

    c24021161d7667ede9dd17081d1cb52d7104f3b0366aa21ae9aacc42d9afaa7f.exe

  • Size

    2.0MB

  • MD5

    bd82320d64112a9356eaac7f477ecc11

  • SHA1

    631042008190119327e430f1511783885af74b36

  • SHA256

    c24021161d7667ede9dd17081d1cb52d7104f3b0366aa21ae9aacc42d9afaa7f

  • SHA512

    2ecf271c05a8021d07959b1235a4427fcc1b2455ac468d79ef5d9c3acd6632292116fcf8b663c60f8cf2278a2c7bc545b624914b61288662d57dc12ffb3538c4

  • SSDEEP

    49152:UuriL899OM/gSY8wHTsb+92hnHO6xfV6vq7NrpOPfgLs1OADgMbp:Uuri+9jgSY3Two2hHXxL7NrpjI

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
  • Sality

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

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

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c24021161d7667ede9dd17081d1cb52d7104f3b0366aa21ae9aacc42d9afaa7f.exe
    "C:\Users\Admin\AppData\Local\Temp\c24021161d7667ede9dd17081d1cb52d7104f3b0366aa21ae9aacc42d9afaa7f.exe"
    1⤵
    • 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
    • System policy modification
    PID:744
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1528,i,5711962389779687290,1245653010537220991,262144 --variations-seed-version --mojo-platform-channel-handle=4092 /prefetch:8
    1⤵
      PID:5112

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/744-0-0x0000000000400000-0x000000000060F000-memory.dmp

      Filesize

      2.1MB

    • memory/744-1-0x00000000023B0000-0x000000000346A000-memory.dmp

      Filesize

      16.7MB

    • memory/744-5-0x00000000023B0000-0x000000000346A000-memory.dmp

      Filesize

      16.7MB

    • memory/744-6-0x0000000000400000-0x000000000060F000-memory.dmp

      Filesize

      2.1MB

    • memory/744-3-0x00000000023B0000-0x000000000346A000-memory.dmp

      Filesize

      16.7MB