Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    02/04/2024, 13:19

General

  • Target
    ec72181a6241049dfef5b9df3252010e.exe
  • Size 1.0MB
  • Sample240402-qkhbmsbd62
  • SHA256 ccd4e348aa248d1d9153f8960d60c83b57c8f62a2bec7f874c8f39cbaedc5863
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect ZGRat V1 3 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 3 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\ec72181a6241049dfef5b9df3252010e.exe
        "C:\Users\Admin\AppData\Local\Temp\ec72181a6241049dfef5b9df3252010e.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2292
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c move Emotions Emotions.bat && Emotions.bat
          3⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2736
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:2164
          • C:\Windows\SysWOW64\findstr.exe
            findstr /I "wrsa.exe opssvc.exe"
            4⤵
              PID:2568
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:2604
            • C:\Windows\SysWOW64\findstr.exe
              findstr /I "avastui.exe avgui.exe nswscsvc.exe sophoshealth.exe"
              4⤵
                PID:2564
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c md 33263
                4⤵
                  PID:2576
                • C:\Windows\SysWOW64\findstr.exe
                  findstr /V "MaskBathroomsCompoundInjection" Worm
                  4⤵
                    PID:2728
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c copy /b 33263\Pgp.pif + Participate + Richmond + Alot + Genre 33263\Pgp.pif
                    4⤵
                      PID:2720
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c copy /b Taken + Exceptions + Cells + Doors + Kills 33263\r
                      4⤵
                        PID:2820
                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\Pgp.pif
                        33263\Pgp.pif 33263\r
                        4⤵
                        • Suspicious use of NtCreateUserProcessOtherParentProcess
                        • Executes dropped EXE
                        • Loads dropped DLL
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of FindShellTrayWindow
                        • Suspicious use of SendNotifyMessage
                        • Suspicious use of WriteProcessMemory
                        PID:2504
                      • C:\Windows\SysWOW64\PING.EXE
                        ping -n 5 127.0.0.1
                        4⤵
                        • Runs ping.exe
                        PID:2580
                  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\RegAsm.exe
                    "C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\RegAsm.exe"
                    2⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Modifies system certificate store
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3016

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      Pgp.pif

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\Pgp.pif
                      • Size 122KB
                      • SHA256 ece417fc133e5f824105d1ea66ffcd607c11bdf4c10b7afd172daec9f0d4b1f2
                      • MD5 SHA1 SHA512 SSDEEP

                      r

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\r
                      • Size 1.1MB
                      • SHA256 667201041b1c615519c9454fefe34bad186d63e145a004f37c30154c4bd3af2a
                      • MD5 SHA1 SHA512 SSDEEP

                      Alot

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Alot
                      • Size 20KB
                      • SHA256 adeafaf844d62acd4a8c9738ff8b9af164be903f7713f6a061b3a908dce92125
                      • MD5 SHA1 SHA512 SSDEEP

                      Cells

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Cells
                      • Size 297KB
                      • SHA256 eb00cdc986d2f56e4c371542f112a369423cd1d7f5397cf7e58a1731e1243cea
                      • MD5 SHA1 SHA512 SSDEEP

                      Doors

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Doors
                      • Size 247KB
                      • SHA256 4a15ae59f8699c84b83c425cb7e920350f1c341d222334cfbc1187d04e283086
                      • MD5 SHA1 SHA512 SSDEEP

                      Emotions

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Emotions
                      • Size 21KB
                      • SHA256 71c1c4f0bf6af31864aa0f34f578e188c229746b6eb27c2baa6a3e4ac5108277
                      • MD5 SHA1 SHA512 SSDEEP

                      Exceptions

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Exceptions
                      • Size 275KB
                      • SHA256 faef43d77765f220110685698990730ec58b5a08343d2f225c9704a46e8f9689
                      • MD5 SHA1 SHA512 SSDEEP

                      Genre

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Genre
                      • Size 238KB
                      • SHA256 173227c9b52295747d46185fccae014fe2fa101f0532d37da96d4cca45290bdb
                      • MD5 SHA1 SHA512 SSDEEP

                      Kills

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Kills
                      • Size 32KB
                      • SHA256 13aa5fb72c80647673241ce1fd78707c7bf266bb5e927590857348a57d66c902
                      • MD5 SHA1 SHA512 SSDEEP

                      Participate

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Participate
                      • Size 284KB
                      • SHA256 ca8f96fef4735c78e8ac3bafab1f4bf67a9b7d7d8ae29491f2c66f72cf748b2b
                      • MD5 SHA1 SHA512 SSDEEP

                      Richmond

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Richmond
                      • Size 256KB
                      • SHA256 29f972dc3fd54c1db02acd6d7c3e0e8f62030cb26ac2cf4eb37d3ec627115992
                      • MD5 SHA1 SHA512 SSDEEP

                      Taken

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Taken
                      • Size 226KB
                      • SHA256 cffc8c9ed0ab9ab15737ed2512b2060837250300bd1c5c35b321c9248f7ac08c
                      • MD5 SHA1 SHA512 SSDEEP

                      Worm

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Worm
                      • Size 123KB
                      • SHA256 cfe1c5b1339ea190079f53e357cf5e9001d6d7e7c56e08204cbd3d17cb7cf423
                      • MD5 SHA1 SHA512 SSDEEP

                      Tmp5B5A.tmp

                      • Path C:\Users\Admin\AppData\Local\Temp\Tmp5B5A.tmp
                      • Size 2KB
                      • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
                      • MD5 SHA1 SHA512

                      Pgp.pif

                      • Path \Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\Pgp.pif
                      • Size 921KB
                      • SHA256 05d8cf394190f3a707abfb25fb44d7da9d5f533d7d2063b23c00cc11253c8be7
                      • MD5 SHA1 SHA512 SSDEEP

                      RegAsm.exe

                      • Path \Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\33263\RegAsm.exe
                      • Size 63KB
                      • SHA256 6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3
                      • MD5 SHA1 SHA512 SSDEEP

                      memory/2504-30-0x0000000076FA0000-0x0000000077076000-memory.dmp

                      memory/2504-32-0x00000000000B0000-0x00000000000B1000-memory.dmp

                      memory/3016-36-0x00000000002D0000-0x0000000000392000-memory.dmp

                      memory/3016-38-0x00000000002D0000-0x0000000000392000-memory.dmp

                      memory/3016-39-0x00000000002D0000-0x0000000000392000-memory.dmp