Resubmissions

28-09-2021 20:51

210928-zm5pdsdae8 10

28-09-2021 20:22

210928-y5kaqsdaa9 10

Analysis

  • max time kernel
    6s
  • max time network
    182s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    28-09-2021 20:22

General

  • Target

    071F6BD61AEF9F209BE1BFB16EF1FB14BD44804FCAB51.exe

  • Size

    3.9MB

  • MD5

    1be0d2741eaac6804e24a7586b1086b0

  • SHA1

    cdb330156b2063c6f259cb10a787463756798f7a

  • SHA256

    071f6bd61aef9f209be1bfb16ef1fb14bd44804fcab511b129deeb7822948ef9

  • SHA512

    cc9352b0ace0a51cac07069adf33d98e548e6726e71bf4582dcb15c3d7b0a7806765ffc57f95511f1aeca798d7fbf44c08bc5ebe7bc13626b8b7bcd0df872f85

Malware Config

Extracted

Family

vidar

Version

40.1

Botnet

706

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

pab4

C2

185.215.113.15:61506

Signatures

  • RedLine

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

  • RedLine Payload 2 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 2 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 20 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\071F6BD61AEF9F209BE1BFB16EF1FB14BD44804FCAB51.exe
    "C:\Users\Admin\AppData\Local\Temp\071F6BD61AEF9F209BE1BFB16EF1FB14BD44804FCAB51.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\setup_install.exe
      "C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\setup_install.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c Thu02f60acc90a3.exe
        3⤵
          PID:616
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Thu02c015332704.exe
          3⤵
            PID:464
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Thu02bfe1521bcc038.exe
            3⤵
              PID:1368
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c Thu02d385ff55.exe
              3⤵
                PID:1764
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c Thu02588bdad8e7.exe
                3⤵
                • Loads dropped DLL
                PID:1788
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c Thu02966ca5c58f270.exe
                3⤵
                • Loads dropped DLL
                PID:1712
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c Thu02483b39590da5492.exe
                3⤵
                • Loads dropped DLL
                PID:2040
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c Thu0299d0d70a4d322.exe
                3⤵
                  PID:2000
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c Thu0247e977c7950492a.exe
                  3⤵
                  • Loads dropped DLL
                  • Suspicious use of WriteProcessMemory
                  PID:1964
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
                  3⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1172
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
              1⤵
                PID:1716
              • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu0247e977c7950492a.exe
                Thu0247e977c7950492a.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:1364
                • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu0247e977c7950492a.exe
                  "C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu0247e977c7950492a.exe" -a
                  2⤵
                    PID:1892
                • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu02966ca5c58f270.exe
                  Thu02966ca5c58f270.exe
                  1⤵
                    PID:624
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 968
                      2⤵
                      • Program crash
                      PID:2504
                  • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu02c015332704.exe
                    Thu02c015332704.exe
                    1⤵
                      PID:792
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c cmd < Del.doc
                      1⤵
                        PID:1356
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd
                          2⤵
                            PID:640
                            • C:\Windows\SysWOW64\findstr.exe
                              findstr /V /R "^NZrkFJTgsCdMvCokxiUUxUBYmGUZCyshQzrAfUxHKQBByATJNifzJsTTnyLZOTMjkrVrmIWmMjlEaZSZNkkcPXDmmpwppcSQtfd$" Una.doc
                              3⤵
                                PID:1660
                              • C:\Windows\SysWOW64\PING.EXE
                                ping QWOCTUPM -n 30
                                3⤵
                                • Runs ping.exe
                                PID:1308
                              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                Riconobbe.exe.com H
                                3⤵
                                  PID:1600
                                  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                    4⤵
                                      PID:2044
                                      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                        5⤵
                                          PID:2100
                                          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                            C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                            6⤵
                                              PID:2132
                                              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                                C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                                7⤵
                                                  PID:2192
                                                  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                                    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                                    8⤵
                                                      PID:2248
                                                      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                                        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                                        9⤵
                                                          PID:2304
                                                          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                                            C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                                            10⤵
                                                              PID:2332
                                                              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com
                                                                C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Riconobbe.exe.com H
                                                                11⤵
                                                                  PID:2400
                                            • C:\Windows\SysWOW64\dllhost.exe
                                              dllhost.exe
                                              1⤵
                                                PID:2016
                                              • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu02bfe1521bcc038.exe
                                                Thu02bfe1521bcc038.exe
                                                1⤵
                                                  PID:2012
                                                • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu02d385ff55.exe
                                                  Thu02d385ff55.exe
                                                  1⤵
                                                    PID:1088
                                                  • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu02588bdad8e7.exe
                                                    Thu02588bdad8e7.exe
                                                    1⤵
                                                      PID:976
                                                    • C:\Users\Admin\AppData\Local\Temp\7zSC44FDBD1\Thu02483b39590da5492.exe
                                                      Thu02483b39590da5492.exe
                                                      1⤵
                                                      • Executes dropped EXE
                                                      PID:1312

                                                    Network

                                                    MITRE ATT&CK Enterprise v6

                                                    Replay Monitor

                                                    Loading Replay Monitor...

                                                    Downloads

                                                    • memory/624-189-0x0000000000400000-0x0000000002403000-memory.dmp

                                                      Filesize

                                                      32.0MB

                                                    • memory/624-174-0x0000000002860000-0x00000000028FD000-memory.dmp

                                                      Filesize

                                                      628KB

                                                    • memory/792-161-0x000000001B140000-0x000000001B142000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/792-151-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/976-173-0x0000000007211000-0x0000000007212000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/976-202-0x00000000033D0000-0x00000000033EA000-memory.dmp

                                                      Filesize

                                                      104KB

                                                    • memory/976-187-0x0000000007213000-0x0000000007214000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/976-165-0x0000000000330000-0x000000000035F000-memory.dmp

                                                      Filesize

                                                      188KB

                                                    • memory/976-169-0x0000000000400000-0x0000000002CD0000-memory.dmp

                                                      Filesize

                                                      40.8MB

                                                    • memory/976-186-0x0000000007212000-0x0000000007213000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/976-175-0x0000000003390000-0x00000000033AC000-memory.dmp

                                                      Filesize

                                                      112KB

                                                    • memory/976-209-0x0000000007214000-0x0000000007216000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/1100-60-0x0000000075C71000-0x0000000075C73000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/1312-208-0x0000000003750000-0x00000000038EB000-memory.dmp

                                                      Filesize

                                                      1.6MB

                                                    • memory/1312-207-0x0000000002820000-0x00000000028F7000-memory.dmp

                                                      Filesize

                                                      860KB

                                                    • memory/1312-197-0x000007FEFB9F1000-0x000007FEFB9F3000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/1664-88-0x0000000064940000-0x0000000064959000-memory.dmp

                                                      Filesize

                                                      100KB

                                                    • memory/1664-89-0x0000000064940000-0x0000000064959000-memory.dmp

                                                      Filesize

                                                      100KB

                                                    • memory/1664-84-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                      Filesize

                                                      152KB

                                                    • memory/1664-86-0x0000000064940000-0x0000000064959000-memory.dmp

                                                      Filesize

                                                      100KB

                                                    • memory/1664-82-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                      Filesize

                                                      1.5MB

                                                    • memory/1664-83-0x0000000064940000-0x0000000064959000-memory.dmp

                                                      Filesize

                                                      100KB

                                                    • memory/1664-85-0x000000006B280000-0x000000006B2A6000-memory.dmp

                                                      Filesize

                                                      152KB

                                                    • memory/1664-81-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                      Filesize

                                                      572KB

                                                    • memory/1664-100-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                                                      Filesize

                                                      1.5MB

                                                    • memory/1664-96-0x000000006B440000-0x000000006B4CF000-memory.dmp

                                                      Filesize

                                                      572KB

                                                    • memory/1716-201-0x0000000004860000-0x0000000004861000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-179-0x0000000002630000-0x0000000002631000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-181-0x0000000001F60000-0x0000000002BAA000-memory.dmp

                                                      Filesize

                                                      12.3MB

                                                    • memory/1716-241-0x00000000063D0000-0x00000000063D1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-233-0x0000000006200000-0x0000000006201000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-232-0x0000000006160000-0x0000000006161000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-220-0x00000000053E0000-0x00000000053E1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-226-0x000000007EF30000-0x000000007EF31000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-219-0x00000000052E0000-0x00000000052E1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-240-0x00000000063A0000-0x00000000063A1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1716-227-0x0000000006110000-0x0000000006111000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2504-223-0x0000000000890000-0x0000000000891000-memory.dmp

                                                      Filesize

                                                      4KB