Analysis

  • max time kernel
    72s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 00:14

General

  • Target

    730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe

  • Size

    612KB

  • MD5

    65a4bc0fd559bf65b908428f4a085c70

  • SHA1

    be380d6a3cec530fa8f9429cf91e9d3cac96d67d

  • SHA256

    730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aa

  • SHA512

    017e3106542683bb1313aaafb5ab5cac05f798cddf8119446482bc6a7a5ae167b989c3d08dd86436842200cbc8c8b86fce428d6e8ab3f37d6b07b7cb7502f8fd

  • SSDEEP

    6144:XNrgqE3QZ4/KjrWFiU6K73uZwUlgWPMOHSSj80i7idui1Yl6ns3h8:2U4/hFis73p1+OGgi7gh8

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/

http://klkjwre77638dfqwieuoi888.info/

Signatures

  • Detect Neshta payload 5 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1232
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1320
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1360
          • C:\Users\Admin\AppData\Local\Temp\730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe
            "C:\Users\Admin\AppData\Local\Temp\730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Disables RegEdit via registry modification
            • Loads dropped DLL
            • Modifies system executable filetype association
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:392
            • C:\Users\Admin\AppData\Local\Temp\3582-490\730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe
              "C:\Users\Admin\AppData\Local\Temp\3582-490\730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe"
              3⤵
              • Executes dropped EXE
              PID:2748
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:928

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\0F783488_Rar\730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe

            Filesize

            544KB

            MD5

            760c974289ced6659d9804f2db767ddc

            SHA1

            12f2af1a5a1104e0764ea10556242de9ab32856f

            SHA256

            31b1e893043b85486aeacb543c7a8acc5351e9d36d56592f971fe1aa06ee9c4d

            SHA512

            80da5d77e393449c494dc6bbd5027d11b0f8d017401e43436905fc229e1f6abd967d588c501709cd6d68297f3326d25d4ed323cc938205affd1fe69803db7ff3

          • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

            Filesize

            252KB

            MD5

            9e2b9928c89a9d0da1d3e8f4bd96afa7

            SHA1

            ec66cda99f44b62470c6930e5afda061579cde35

            SHA256

            8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

            SHA512

            2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

          • \Users\Admin\AppData\Local\Temp\3582-490\730896aeaa4730c97fe2bc6b5921883814a5fdbfee12b4184636f63c295c90aaN.exe

            Filesize

            503KB

            MD5

            4534deb57671b79c6b71bd1a54a5c76b

            SHA1

            2704400708741f5e2b326adc6ce3d87485eb4924

            SHA256

            109badc69eef6068677263f2b3f002ed4191f9d4ccabdea8f78d1066215e72b6

            SHA512

            c1e9ca7dbb0abe76f039bef10bdfd2e274cc827f367af6d05883404ceb0a996331abb5c40fae8ed404ccc77edc78ff76c38110a707b93159049fa145b11e7beb

          • memory/392-49-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-270-0x0000000000400000-0x000000000042C000-memory.dmp

            Filesize

            176KB

          • memory/392-18-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-15-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-8-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-12-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-34-0x0000000004250000-0x0000000004252000-memory.dmp

            Filesize

            8KB

          • memory/392-33-0x0000000004250000-0x0000000004252000-memory.dmp

            Filesize

            8KB

          • memory/392-16-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-14-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-32-0x00000000043A0000-0x00000000043A1000-memory.dmp

            Filesize

            4KB

          • memory/392-29-0x00000000043A0000-0x00000000043A1000-memory.dmp

            Filesize

            4KB

          • memory/392-27-0x0000000004250000-0x0000000004252000-memory.dmp

            Filesize

            8KB

          • memory/392-271-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-17-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-11-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-51-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-45-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-46-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-47-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-48-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-0-0x0000000000400000-0x000000000042C000-memory.dmp

            Filesize

            176KB

          • memory/392-64-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-13-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-44-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-68-0x0000000000400000-0x000000000042C000-memory.dmp

            Filesize

            176KB

          • memory/392-82-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-86-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-87-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-94-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-96-0x0000000000400000-0x000000000042C000-memory.dmp

            Filesize

            176KB

          • memory/392-114-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/392-116-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/392-115-0x0000000004250000-0x0000000004252000-memory.dmp

            Filesize

            8KB

          • memory/392-113-0x0000000004240000-0x0000000004241000-memory.dmp

            Filesize

            4KB

          • memory/392-95-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-119-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-132-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-148-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-149-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-151-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-159-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-168-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/392-175-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/392-10-0x0000000001D30000-0x0000000002DBE000-memory.dmp

            Filesize

            16.6MB

          • memory/1232-19-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB