Analysis

  • max time kernel
    68s
  • max time network
    69s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2024, 09:56

Errors

Reason
Machine shutdown

General

  • Target

    .exe

  • Size

    36KB

  • MD5

    773e091978fdcdb5f20a117c705c759e

  • SHA1

    1f5889ac02c7e7060f7ac8772f317f2ffebdbc3c

  • SHA256

    1baac16d05578f8e64687053dde830d9441cd7941cebbdda88338f1fab11fa1c

  • SHA512

    017a41f88c976e51b5d73679c0c4801b30ac4a066f1b35d3846c2d1b989f464c501b74ede54ea0cf344c45d315647764b4bd939a0558bf0b73fdf630c546766d

  • SSDEEP

    384:axTA5yOqIMtqfZD1vkSQLVxXafuYAJ7uxhXv9LzGJTiKTFFA5mpkFy7BLTQYZwn5:uTAJM/jPWzJzGdFFALFyn9CCOjh+Dqf

Malware Config

Extracted

Family

xworm

Version

5.0

C2

loans-hamburg.gl.at.ply.gg:48460

Mutex

LgXrKMAH0FAqHCUj

Attributes
  • Install_directory

    %AppData%

  • install_file

    celex.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 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 Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Modifies registry key 1 TTPs 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\.exe
    "C:\Users\Admin\AppData\Local\Temp\.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\jeqitp.bat" "
      2⤵
        PID:2092
      • C:\Windows\system32\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\ntarmf.bat" "
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2324
        • C:\Windows\system32\net.exe
          net stop ΓÇ£Security CenterΓÇ¥
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1956
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 stop ΓÇ£Security CenterΓÇ¥
            4⤵
              PID:1984
          • C:\Windows\system32\netsh.exe
            netsh firewall set opmode mode=disable
            3⤵
            • Modifies Windows Firewall
            • Event Triggered Execution: Netsh Helper DLL
            PID:1704
          • C:\Windows\system32\tskill.exe
            tskill /A av*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2412
          • C:\Windows\system32\tskill.exe
            tskill /A fire*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2056
          • C:\Windows\system32\tskill.exe
            tskill /A anti*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2292
          • C:\Windows\system32\tskill.exe
            tskill /A spy*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2636
          • C:\Windows\system32\tskill.exe
            tskill /A bullguard
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1872
          • C:\Windows\system32\tskill.exe
            tskill /A PersFw
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2484
          • C:\Windows\system32\tskill.exe
            tskill /A KAV*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1860
          • C:\Windows\system32\tskill.exe
            tskill /A ZONEALARM
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:988
          • C:\Windows\system32\tskill.exe
            tskill /A SAFEWEB
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2488
          • C:\Windows\system32\tskill.exe
            tskill /A OUTPOST
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2492
          • C:\Windows\system32\tskill.exe
            tskill /A nv*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2468
          • C:\Windows\system32\tskill.exe
            tskill /A nav*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2992
          • C:\Windows\system32\tskill.exe
            tskill /A F-*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2576
          • C:\Windows\system32\tskill.exe
            tskill /A ESAFE
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2984
          • C:\Windows\system32\tskill.exe
            tskill /A cle
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:684
          • C:\Windows\system32\tskill.exe
            tskill /A BLACKICE
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1420
          • C:\Windows\system32\tskill.exe
            tskill /A def*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1060
          • C:\Windows\system32\tskill.exe
            tskill /A kav
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:264
          • C:\Windows\system32\tskill.exe
            tskill /A kav*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1616
          • C:\Windows\system32\tskill.exe
            tskill /A avg*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3048
          • C:\Windows\system32\tskill.exe
            tskill /A ash*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1916
          • C:\Windows\system32\tskill.exe
            tskill /A aswupdsv
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1104
          • C:\Windows\system32\tskill.exe
            tskill /A ewid*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1912
          • C:\Windows\system32\tskill.exe
            tskill /A guard*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2216
          • C:\Windows\system32\tskill.exe
            tskill /A guar*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2392
          • C:\Windows\system32\tskill.exe
            tskill /A gcasDt*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:952
          • C:\Windows\system32\tskill.exe
            tskill /A msmp*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1016
          • C:\Windows\system32\tskill.exe
            tskill /A mcafe*
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2404
          • C:\Windows\system32\tskill.exe
            tskill /A mghtml
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1180
          • C:\Windows\system32\tskill.exe
            tskill /A msiexec
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1600
          • C:\Windows\system32\tskill.exe
            tskill /A outpost
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2228
          • C:\Windows\system32\tskill.exe
            tskill /A isafe
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2176
          • C:\Windows\system32\tskill.exe
            tskill /A zap*
            3⤵
              PID:1800
            • C:\Windows\system32\tskill.exe
              tskill /A zauinst
              3⤵
                PID:1756
              • C:\Windows\system32\tskill.exe
                tskill /A upd*
                3⤵
                  PID:2512
                • C:\Windows\system32\tskill.exe
                  tskill /A zlclien*
                  3⤵
                    PID:2448
                  • C:\Windows\system32\tskill.exe
                    tskill /A minilog
                    3⤵
                      PID:892
                    • C:\Windows\system32\tskill.exe
                      tskill /A cc*
                      3⤵
                        PID:840
                      • C:\Windows\system32\tskill.exe
                        tskill /A norton*
                        3⤵
                          PID:948
                        • C:\Windows\system32\tskill.exe
                          tskill /A norton au*
                          3⤵
                            PID:564
                          • C:\Windows\system32\tskill.exe
                            tskill /A ccc*
                            3⤵
                              PID:2968
                            • C:\Windows\system32\tskill.exe
                              tskill /A npfmn*
                              3⤵
                                PID:1696
                              • C:\Windows\system32\tskill.exe
                                tskill /A loge*
                                3⤵
                                  PID:1212
                                • C:\Windows\system32\tskill.exe
                                  tskill /A nisum*
                                  3⤵
                                    PID:980
                                  • C:\Windows\system32\tskill.exe
                                    tskill /A issvc
                                    3⤵
                                      PID:2100
                                    • C:\Windows\system32\tskill.exe
                                      tskill /A tmp*
                                      3⤵
                                        PID:2812
                                      • C:\Windows\system32\tskill.exe
                                        tskill /A tmn*
                                        3⤵
                                          PID:1452
                                        • C:\Windows\system32\tskill.exe
                                          tskill /A pcc*
                                          3⤵
                                            PID:2000
                                          • C:\Windows\system32\tskill.exe
                                            tskill /A cpd*
                                            3⤵
                                              PID:2152
                                            • C:\Windows\system32\tskill.exe
                                              tskill /A pop*
                                              3⤵
                                                PID:2348
                                              • C:\Windows\system32\tskill.exe
                                                tskill /A pav*
                                                3⤵
                                                  PID:2036
                                                • C:\Windows\system32\tskill.exe
                                                  tskill /A padmin
                                                  3⤵
                                                    PID:1544
                                                  • C:\Windows\system32\tskill.exe
                                                    tskill /A panda*
                                                    3⤵
                                                      PID:772
                                                    • C:\Windows\system32\tskill.exe
                                                      tskill /A avsch*
                                                      3⤵
                                                        PID:1488
                                                      • C:\Windows\system32\tskill.exe
                                                        tskill /A sche*
                                                        3⤵
                                                          PID:2564
                                                        • C:\Windows\system32\tskill.exe
                                                          tskill /A syman*
                                                          3⤵
                                                            PID:1748
                                                          • C:\Windows\system32\tskill.exe
                                                            tskill /A virus*
                                                            3⤵
                                                              PID:820
                                                            • C:\Windows\system32\tskill.exe
                                                              tskill /A realm*
                                                              3⤵
                                                                PID:1736
                                                              • C:\Windows\system32\tskill.exe
                                                                tskill /A sweep*
                                                                3⤵
                                                                  PID:1084
                                                                • C:\Windows\system32\tskill.exe
                                                                  tskill /A scan*
                                                                  3⤵
                                                                    PID:604
                                                                  • C:\Windows\system32\tskill.exe
                                                                    tskill /A ad-*
                                                                    3⤵
                                                                      PID:2912
                                                                    • C:\Windows\system32\tskill.exe
                                                                      tskill /A safe*
                                                                      3⤵
                                                                        PID:2112
                                                                      • C:\Windows\system32\tskill.exe
                                                                        tskill /A avas*
                                                                        3⤵
                                                                          PID:2928
                                                                        • C:\Windows\system32\tskill.exe
                                                                          tskill /A norm*
                                                                          3⤵
                                                                            PID:1080
                                                                          • C:\Windows\system32\tskill.exe
                                                                            tskill /A offg*
                                                                            3⤵
                                                                              PID:3052
                                                                          • C:\Windows\system32\cmd.exe
                                                                            cmd /c ""C:\Users\Admin\AppData\Local\Temp\caosex.bat" "
                                                                            2⤵
                                                                              PID:1480
                                                                            • C:\Windows\system32\cmd.exe
                                                                              cmd /c ""C:\Users\Admin\AppData\Local\Temp\jkwqsc.bat" "
                                                                              2⤵
                                                                              • Drops file in Windows directory
                                                                              • Suspicious use of AdjustPrivilegeToken
                                                                              PID:1604
                                                                              • C:\Windows\system32\cmd.exe
                                                                                cmd.exe
                                                                                3⤵
                                                                                  PID:2776
                                                                                • C:\Windows\system32\cmd.exe
                                                                                  cmd.exe
                                                                                  3⤵
                                                                                    PID:2808
                                                                                  • C:\Windows\system32\cmd.exe
                                                                                    cmd.exe
                                                                                    3⤵
                                                                                      PID:2796
                                                                                    • C:\Windows\system32\calc.exe
                                                                                      calc
                                                                                      3⤵
                                                                                        PID:3032
                                                                                      • C:\Windows\system32\reg.exe
                                                                                        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v Greatgame /t REG_SZ
                                                                                        3⤵
                                                                                        • Adds Run key to start application
                                                                                        • Modifies registry key
                                                                                        PID:2720
                                                                                      • C:\Windows\system32\attrib.exe
                                                                                        Attrib +r +h Greatgame.bat
                                                                                        3⤵
                                                                                        • Sets file to hidden
                                                                                        • Views/modifies file attributes
                                                                                        PID:2840
                                                                                      • C:\Windows\system32\attrib.exe
                                                                                        Attrib +r +h
                                                                                        3⤵
                                                                                        • Sets file to hidden
                                                                                        • Views/modifies file attributes
                                                                                        PID:2880
                                                                                      • C:\Windows\system32\rundll32.exe
                                                                                        RUNDLL32 USER32.DLL.SwapMouseButton
                                                                                        3⤵
                                                                                          PID:1568
                                                                                        • C:\Windows\system32\calc.exe
                                                                                          calc
                                                                                          3⤵
                                                                                            PID:2264
                                                                                          • C:\Windows\system32\tskill.exe
                                                                                            tskill msnmsgr
                                                                                            3⤵
                                                                                              PID:2760
                                                                                            • C:\Windows\system32\tskill.exe
                                                                                              tskill LimeWire
                                                                                              3⤵
                                                                                                PID:2872
                                                                                              • C:\Windows\system32\tskill.exe
                                                                                                tskill iexplore
                                                                                                3⤵
                                                                                                  PID:2960
                                                                                                • C:\Windows\system32\tskill.exe
                                                                                                  tskill NMain
                                                                                                  3⤵
                                                                                                    PID:2652
                                                                                                  • C:\Windows\system32\cmd.exe
                                                                                                    cmd.exe
                                                                                                    3⤵
                                                                                                      PID:2612
                                                                                                    • C:\Windows\system32\cmd.exe
                                                                                                      cmd.exe
                                                                                                      3⤵
                                                                                                        PID:1036
                                                                                                      • C:\Windows\system32\calc.exe
                                                                                                        calc
                                                                                                        3⤵
                                                                                                          PID:2640
                                                                                                        • C:\Windows\system32\msg.exe
                                                                                                          msg * R.I.P
                                                                                                          3⤵
                                                                                                            PID:1636
                                                                                                          • C:\Windows\system32\msg.exe
                                                                                                            msg * R.I.P
                                                                                                            3⤵
                                                                                                              PID:2608
                                                                                                            • C:\Windows\system32\shutdown.exe
                                                                                                              shutdown -r -t 10 -c "VIRUS DETECTED"
                                                                                                              3⤵
                                                                                                              • Suspicious use of AdjustPrivilegeToken
                                                                                                              PID:2376
                                                                                                            • C:\Windows\system32\cmd.exe
                                                                                                              cmd.exe
                                                                                                              3⤵
                                                                                                                PID:2224
                                                                                                              • C:\Windows\system32\cmd.exe
                                                                                                                cmd.exe
                                                                                                                3⤵
                                                                                                                  PID:2072
                                                                                                            • C:\Windows\system32\LogonUI.exe
                                                                                                              "LogonUI.exe" /flags:0x0
                                                                                                              1⤵
                                                                                                                PID:3004
                                                                                                              • C:\Windows\system32\LogonUI.exe
                                                                                                                "LogonUI.exe" /flags:0x1
                                                                                                                1⤵
                                                                                                                  PID:684

                                                                                                                Network

                                                                                                                MITRE ATT&CK Enterprise v15

                                                                                                                Replay Monitor

                                                                                                                Loading Replay Monitor...

                                                                                                                Downloads

                                                                                                                • C:\Users\Admin\AppData\Local\Temp\caosex.bat

                                                                                                                  Filesize

                                                                                                                  42B

                                                                                                                  MD5

                                                                                                                  43969db64bb4f7d31f3651b41dc52520

                                                                                                                  SHA1

                                                                                                                  a1e9cf676d20c1e5ca3fb81d57ec47165bb0b762

                                                                                                                  SHA256

                                                                                                                  205509320b1c17acffd2b73d68ff86b707b0a9e81e74d3e9e08ed32cd06271d2

                                                                                                                  SHA512

                                                                                                                  5572e20121cc8e51f0cb8e932568ccb403bd1c5e42f8f04342f3d6d73c8e2434eed788cf90dc39fc131ffb49128174880a34e5dadf32e6f2a1fa633d8f6cb676

                                                                                                                • C:\Users\Admin\AppData\Local\Temp\jeqitp.bat

                                                                                                                  Filesize

                                                                                                                  153B

                                                                                                                  MD5

                                                                                                                  a2b78d777e58cc921a8b1a5377bc8d4f

                                                                                                                  SHA1

                                                                                                                  1c4fb1f68cfb23224dba6328d458e0cf00d37614

                                                                                                                  SHA256

                                                                                                                  34cdcb6fae891f2a9687496e5f42c0cf1a6f02c1ad90a45b9eee9aca74227f7d

                                                                                                                  SHA512

                                                                                                                  2062c5e69e32cac48add6629fa7553e51740e29c35f63d30f01bb823fea2bd57914f390050d6ed04762e3cd1d90563033670bca761fe891cbaf1167b47b4918a

                                                                                                                • C:\Users\Admin\AppData\Local\Temp\jkwqsc.bat

                                                                                                                  Filesize

                                                                                                                  1KB

                                                                                                                  MD5

                                                                                                                  a42401cb47aac7e3876209252f1b3b61

                                                                                                                  SHA1

                                                                                                                  c46ec3b343848d7c33badd19b5fb0539f2bdefe2

                                                                                                                  SHA256

                                                                                                                  788523c660a809135c728ddc7cfcba58c13e4fd9a7cc74843bee9fd3311c8abd

                                                                                                                  SHA512

                                                                                                                  3abc626c4cdd86736aa346ea4b89a5e8072c1068e4e3fcc4796afb5d41c085cfe616fab7b78709456ec0816298b1bee426559ee62524053485983bfffea71d15

                                                                                                                • C:\Users\Admin\AppData\Local\Temp\ntarmf.bat

                                                                                                                  Filesize

                                                                                                                  2KB

                                                                                                                  MD5

                                                                                                                  6ad62c6f745973fd96385d1cec1df44f

                                                                                                                  SHA1

                                                                                                                  a77da5668ecd88ed4f7203a6f0415e37c6ce1550

                                                                                                                  SHA256

                                                                                                                  af1a63840892d9890cfafab890413049b16c766857242ecd7394551c823df535

                                                                                                                  SHA512

                                                                                                                  eec776d40f6688aa2824df6f4e143dc230058556f41bd48f674c8a660dc42656752c4fb64327a139ebdcbb5d251a0aa38222fbd2f5b1008aa05a41e62546f80c

                                                                                                                • memory/1760-0-0x000007FEF5F73000-0x000007FEF5F74000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  4KB

                                                                                                                • memory/1760-1-0x0000000000900000-0x0000000000910000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  64KB

                                                                                                                • memory/1760-2-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  9.9MB

                                                                                                                • memory/1760-7-0x000007FEF5F73000-0x000007FEF5F74000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  4KB

                                                                                                                • memory/1760-8-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  9.9MB

                                                                                                                • memory/1760-9-0x00000000008D0000-0x00000000008DC000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  48KB

                                                                                                                • memory/1760-49-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

                                                                                                                  Filesize

                                                                                                                  9.9MB