Analysis

  • max time kernel
    124s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2024, 15:18

General

  • Target

    c234053da898fae7492604ad4a4a849a8215d0453a6890c1b42e77096242fd4e.exe

  • Size

    811KB

  • MD5

    98de0c958d0ccd805e71de1122db2d04

  • SHA1

    321d6a20e39f48db6b237223a5897aa86d3741ad

  • SHA256

    c234053da898fae7492604ad4a4a849a8215d0453a6890c1b42e77096242fd4e

  • SHA512

    30a1bbb440ed18630dfca74d77edf3efdcbe1f559bc43d153c14fb86652a047006cf1b580cae01e9504a7b261b59650cdde34e857029056414ee07ff0191750e

  • SSDEEP

    12288:voQGca30phJbK1iutJUlQIr1QXPdszwp47xyQwXOs5Y2xxujQyrAN/I2ig0u:wYtbK1hJU18oJ77wf5rxxArANQlu

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
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • UPX packed file 29 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1204
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1252
          • C:\Users\Admin\AppData\Local\Temp\c234053da898fae7492604ad4a4a849a8215d0453a6890c1b42e77096242fd4e.exe
            "C:\Users\Admin\AppData\Local\Temp\c234053da898fae7492604ad4a4a849a8215d0453a6890c1b42e77096242fd4e.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1456
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1784
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
            1⤵
              PID:2676

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2703099537-420551529-3771253338-1000\58b509c3f65696668c836e38a17ee52b_4b15cc6c-8bd6-4727-90f6-cf303c4bde6d

              Filesize

              52B

              MD5

              71f0a0976ffb68beb323f97d898bde77

              SHA1

              c89707a323bd14f34b97390cb8be7cf92113431e

              SHA256

              5c4647f65619cae1cf6a0ee07865199b68bdd3a825501f403866e11201ccd388

              SHA512

              620c78bbacdbadb92543ecc5a7a49d43ff5a0d1ec701fb301c9cd074df3a97b0c7a786de87b7680cde8f9dc85b7a43305b4bd7e06f4b7464d7afcf97628e610e

            • C:\qbnn.exe

              Filesize

              97KB

              MD5

              8de34c025f6bf078ca2a9b4c4ee9a0fc

              SHA1

              649e96927f4e42bf503c539a3c5b89ae59fec9f9

              SHA256

              fcb966f15a5ad5884db2c125dbb5c4173115db7ce1fe15e4e19616704761b624

              SHA512

              7eb7ae4a87fb4cbe349321689b25812412c068322bb32a68e5acbafe3e2068c22a2bed406513f61b0c3cdd733bcb1294912efbd89d1f34d598e9f06dfe0e5ad6

            • memory/1100-18-0x00000000001E0000-0x00000000001E2000-memory.dmp

              Filesize

              8KB

            • memory/1456-33-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-48-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-7-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-11-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-30-0x0000000004050000-0x0000000004051000-memory.dmp

              Filesize

              4KB

            • memory/1456-32-0x0000000002190000-0x0000000002192000-memory.dmp

              Filesize

              8KB

            • memory/1456-31-0x0000000002190000-0x0000000002192000-memory.dmp

              Filesize

              8KB

            • memory/1456-28-0x0000000004050000-0x0000000004051000-memory.dmp

              Filesize

              4KB

            • memory/1456-27-0x0000000002190000-0x0000000002192000-memory.dmp

              Filesize

              8KB

            • memory/1456-8-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-6-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-4-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-10-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-12-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-34-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-0-0x0000000000400000-0x00000000005C9000-memory.dmp

              Filesize

              1.8MB

            • memory/1456-5-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-9-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-49-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-50-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-51-0x0000000000400000-0x00000000005C9000-memory.dmp

              Filesize

              1.8MB

            • memory/1456-53-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-54-0x0000000002190000-0x0000000002192000-memory.dmp

              Filesize

              8KB

            • memory/1456-55-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-65-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-68-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-69-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-71-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-72-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-75-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-77-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-81-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-82-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-85-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB

            • memory/1456-3-0x00000000021E0000-0x000000000329A000-memory.dmp

              Filesize

              16.7MB