Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-05-2024 03:20

General

  • Target

    062b541c6b5c92af6067229b53038dc9ced8a9a9f12a0d4af0229be6c57cd145.exe

  • Size

    2.3MB

  • MD5

    1b05001d111e8d8931e0c16ff4d1e332

  • SHA1

    706b60a6f910d5f724ad5f69de9054a8a3e6a3d7

  • SHA256

    062b541c6b5c92af6067229b53038dc9ced8a9a9f12a0d4af0229be6c57cd145

  • SHA512

    144a4136147dad473e1528d65531a2dce1b2467d6bb542a6fc958d50dee3981ad1ac45299b67cad6c31b2509ecb9c724ee00afb7e9473d91f7a4894399977062

  • SSDEEP

    49152:6efOsy4OiZrq1DfP+rsNADtV6v+LPVFuSwiPSCmDS+5uSlkQTSiSBUSxi9xMt14:NfOsy4OiZrq1DfPHNADtV6v+LViDoUS4

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 32 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1184
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\062b541c6b5c92af6067229b53038dc9ced8a9a9f12a0d4af0229be6c57cd145.exe
            "C:\Users\Admin\AppData\Local\Temp\062b541c6b5c92af6067229b53038dc9ced8a9a9f12a0d4af0229be6c57cd145.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1712
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2172

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Privilege Escalation

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Defense Evasion

          Modify Registry

          5
          T1112

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Impair Defenses

          3
          T1562

          Disable or Modify Tools

          3
          T1562.001

          Discovery

          System Information Discovery

          2
          T1082

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1104-5-0x0000000000220000-0x0000000000222000-memory.dmp
            Filesize

            8KB

          • memory/1712-36-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-64-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-18-0x00000000003D0000-0x00000000003D1000-memory.dmp
            Filesize

            4KB

          • memory/1712-16-0x00000000003D0000-0x00000000003D1000-memory.dmp
            Filesize

            4KB

          • memory/1712-15-0x0000000000340000-0x0000000000342000-memory.dmp
            Filesize

            8KB

          • memory/1712-1-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-26-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-4-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-19-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-22-0x0000000000340000-0x0000000000342000-memory.dmp
            Filesize

            8KB

          • memory/1712-27-0x0000000000340000-0x0000000000342000-memory.dmp
            Filesize

            8KB

          • memory/1712-20-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-28-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-38-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-24-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-23-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-21-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-35-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-108-0x0000000000400000-0x000000000064B000-memory.dmp
            Filesize

            2.3MB

          • memory/1712-3-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-25-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-37-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-40-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-41-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-43-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-44-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-53-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-54-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-55-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-58-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-59-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-63-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-67-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-0-0x0000000000400000-0x000000000064B000-memory.dmp
            Filesize

            2.3MB

          • memory/1712-71-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-73-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-75-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-34-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB

          • memory/1712-109-0x0000000002010000-0x00000000030CA000-memory.dmp
            Filesize

            16.7MB