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Analysis

  • max time kernel
    605s
  • max time network
    606s
  • platform
    windows7_x64
  • resource
    win7-de-20211104
  • submitted
    02-12-2021 07:35

General

  • Target

    setup_x86_x64_install.exe

  • Size

    4.3MB

  • MD5

    6d18c8e8ab9051f7a70b89ff7bb0ec35

  • SHA1

    265311e2afd9f59e824f4b77162cf3dfa278eb7e

  • SHA256

    8fe6c86b038ce91a991fe6eb8a9b323bb37b554ff6b4e5c18de3fe52d4aedf6d

  • SHA512

    249bf79dc90d4662b942c7eed2a7b7816b749f6d5f7bc190bba05f826fa143d0b44f58054d8649b8626884c5fcbd1cea8abd625dc701d44b7aaac84fc74e47ff

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Extracted

Family

vidar

Version

40.5

Botnet

706

C2

https://gheorghip.tumblr.com/

Attributes
  • profile_id

    706

Signatures

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Socelars Payload 3 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 13 IoCs
  • Loads dropped DLL 57 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Script User-Agent 3 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install.exe
    "C:\Users\Admin\AppData\Local\Temp\setup_x86_x64_install.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
      "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\setup_install.exe
        "C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\setup_install.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:848
        • 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"
          4⤵
            PID:1808
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1788
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c Thu21624565bb917a.exe
            4⤵
              PID:1560
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c Thu219d5fe8cf316.exe
              4⤵
              • Loads dropped DLL
              PID:1848
              • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu219d5fe8cf316.exe
                Thu219d5fe8cf316.exe
                5⤵
                • Executes dropped EXE
                PID:1780
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c Thu21a1ef054cac78a.exe
              4⤵
              • Loads dropped DLL
              PID:1800
              • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu21a1ef054cac78a.exe
                Thu21a1ef054cac78a.exe
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Modifies system certificate store
                • Suspicious use of AdjustPrivilegeToken
                PID:1216
                • C:\Windows\SysWOW64\cmd.exe
                  cmd.exe /c taskkill /f /im chrome.exe
                  6⤵
                    PID:2304
                    • C:\Windows\SysWOW64\taskkill.exe
                      taskkill /f /im chrome.exe
                      7⤵
                      • Kills process with taskkill
                      • Suspicious use of AdjustPrivilegeToken
                      PID:2336
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c Thu2164f292a11ce.exe
                4⤵
                  PID:1504
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c Thu21b93295136197.exe
                  4⤵
                  • Loads dropped DLL
                  PID:1956
                  • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu21b93295136197.exe
                    Thu21b93295136197.exe
                    5⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:656
                    • C:\Users\Admin\AppData\Local\Temp\is-7P5C2.tmp\Thu21b93295136197.tmp
                      "C:\Users\Admin\AppData\Local\Temp\is-7P5C2.tmp\Thu21b93295136197.tmp" /SL5="$7011E,138429,56832,C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu21b93295136197.exe"
                      6⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Suspicious behavior: GetForegroundWindowSpam
                      • Suspicious use of FindShellTrayWindow
                      PID:1928
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c Thu21b9847cb6727.exe
                  4⤵
                    PID:884
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Thu214ce31cede21.exe
                    4⤵
                    • Loads dropped DLL
                    PID:1832
                    • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu214ce31cede21.exe
                      Thu214ce31cede21.exe
                      5⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:1752
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 968
                        6⤵
                        • Loads dropped DLL
                        • Program crash
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious behavior: GetForegroundWindowSpam
                        • Suspicious use of AdjustPrivilegeToken
                        PID:2536
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Thu2156de5489c19.exe
                    4⤵
                    • Loads dropped DLL
                    PID:940
                    • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu2156de5489c19.exe
                      Thu2156de5489c19.exe
                      5⤵
                      • Executes dropped EXE
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1092
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Thu214aaca5625.exe
                    4⤵
                    • Loads dropped DLL
                    PID:856
                    • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu214aaca5625.exe
                      Thu214aaca5625.exe
                      5⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:992
                      • C:\Users\Admin\AppData\Local\Temp\is-VATQ0.tmp\Thu214aaca5625.tmp
                        "C:\Users\Admin\AppData\Local\Temp\is-VATQ0.tmp\Thu214aaca5625.tmp" /SL5="$6012C,506086,422400,C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu214aaca5625.exe"
                        6⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:1996
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Thu21df5caa1b78de6.exe /mixone
                    4⤵
                    • Loads dropped DLL
                    PID:1276
                    • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu21df5caa1b78de6.exe
                      Thu21df5caa1b78de6.exe /mixone
                      5⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:1100
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 288
                        6⤵
                        • Loads dropped DLL
                        • Program crash
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious behavior: GetForegroundWindowSpam
                        • Suspicious use of AdjustPrivilegeToken
                        PID:2580
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Thu2102ff6cfe07c.exe
                    4⤵
                    • Loads dropped DLL
                    PID:1424
                    • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu2102ff6cfe07c.exe
                      Thu2102ff6cfe07c.exe
                      5⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:1068
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c Thu21568b0ab8.exe
                    4⤵
                    • Loads dropped DLL
                    PID:1768
                    • C:\Users\Admin\AppData\Local\Temp\7zSCE5CD2F5\Thu21568b0ab8.exe
                      Thu21568b0ab8.exe
                      5⤵
                      • Executes dropped EXE
                      • Modifies system certificate store
                      • Suspicious use of AdjustPrivilegeToken
                      PID:752
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 848 -s 460
                    4⤵
                    • Loads dropped DLL
                    • Program crash
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious behavior: GetForegroundWindowSpam
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1648
            • C:\Windows\system32\taskeng.exe
              taskeng.exe {CD00584A-776F-4830-9BF8-FF8944BAFC64} S-1-5-18:NT AUTHORITY\System:Service:
              1⤵
                PID:2984
              • C:\Windows\system32\taskeng.exe
                taskeng.exe {D6222DE8-16D3-46C6-A752-5D04324013AD} S-1-5-21-103686315-404690609-2047157615-1000:EDWYFHKN\Admin:Interactive:[1]
                1⤵
                  PID:3040
                  • C:\Program Files\Mozilla Firefox\default-browser-agent.exe
                    "C:\Program Files\Mozilla Firefox\default-browser-agent.exe" do-task
                    2⤵
                      PID:1288

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • memory/656-184-0x0000000000400000-0x0000000000414000-memory.dmp

                    Filesize

                    80KB

                  • memory/752-201-0x0000000000B00000-0x0000000000B01000-memory.dmp

                    Filesize

                    4KB

                  • memory/752-219-0x000000001B350000-0x000000001B352000-memory.dmp

                    Filesize

                    8KB

                  • memory/848-84-0x0000000064940000-0x0000000064959000-memory.dmp

                    Filesize

                    100KB

                  • memory/848-95-0x0000000064940000-0x0000000064959000-memory.dmp

                    Filesize

                    100KB

                  • memory/848-92-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                    Filesize

                    1.5MB

                  • memory/848-91-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                    Filesize

                    1.5MB

                  • memory/848-90-0x0000000064940000-0x0000000064959000-memory.dmp

                    Filesize

                    100KB

                  • memory/848-89-0x0000000064940000-0x0000000064959000-memory.dmp

                    Filesize

                    100KB

                  • memory/848-88-0x000000006B440000-0x000000006B4CF000-memory.dmp

                    Filesize

                    572KB

                  • memory/848-97-0x000000006B280000-0x000000006B2A6000-memory.dmp

                    Filesize

                    152KB

                  • memory/848-94-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                    Filesize

                    1.5MB

                  • memory/848-98-0x000000006B280000-0x000000006B2A6000-memory.dmp

                    Filesize

                    152KB

                  • memory/848-96-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                    Filesize

                    1.5MB

                  • memory/848-93-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                    Filesize

                    1.5MB

                  • memory/848-87-0x000000006B440000-0x000000006B4CF000-memory.dmp

                    Filesize

                    572KB

                  • memory/848-86-0x000000006B440000-0x000000006B4CF000-memory.dmp

                    Filesize

                    572KB

                  • memory/848-85-0x000000006B440000-0x000000006B4CF000-memory.dmp

                    Filesize

                    572KB

                  • memory/992-181-0x0000000000400000-0x000000000046D000-memory.dmp

                    Filesize

                    436KB

                  • memory/1092-242-0x00000000005D6000-0x00000000005F5000-memory.dmp

                    Filesize

                    124KB

                  • memory/1092-240-0x000000001A7A0000-0x000000001A81E000-memory.dmp

                    Filesize

                    504KB

                  • memory/1092-203-0x0000000000E90000-0x0000000000E91000-memory.dmp

                    Filesize

                    4KB

                  • memory/1092-207-0x00000000002C0000-0x00000000002CB000-memory.dmp

                    Filesize

                    44KB

                  • memory/1092-218-0x00000000005D0000-0x00000000005D2000-memory.dmp

                    Filesize

                    8KB

                  • memory/1100-188-0x0000000002D70000-0x0000000002D99000-memory.dmp

                    Filesize

                    164KB

                  • memory/1100-217-0x0000000000400000-0x0000000002B6B000-memory.dmp

                    Filesize

                    39.4MB

                  • memory/1100-216-0x0000000003010000-0x0000000003058000-memory.dmp

                    Filesize

                    288KB

                  • memory/1228-55-0x0000000076141000-0x0000000076143000-memory.dmp

                    Filesize

                    8KB

                  • memory/1648-237-0x0000000000390000-0x0000000000391000-memory.dmp

                    Filesize

                    4KB

                  • memory/1752-150-0x0000000002D30000-0x0000000002DAB000-memory.dmp

                    Filesize

                    492KB

                  • memory/1752-192-0x0000000003210000-0x00000000032E1000-memory.dmp

                    Filesize

                    836KB

                  • memory/1752-236-0x0000000000400000-0x0000000002BC5000-memory.dmp

                    Filesize

                    39.8MB

                  • memory/1788-241-0x0000000001E40000-0x0000000002A8A000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/1788-239-0x0000000001E40000-0x0000000002A8A000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/1788-243-0x0000000001E40000-0x0000000002A8A000-memory.dmp

                    Filesize

                    12.3MB

                  • memory/1928-194-0x0000000002200000-0x000000000223C000-memory.dmp

                    Filesize

                    240KB

                  • memory/1928-229-0x0000000003A80000-0x0000000003A81000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-193-0x0000000000270000-0x0000000000271000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-199-0x0000000002280000-0x0000000002281000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-220-0x0000000003830000-0x0000000003831000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-222-0x0000000003890000-0x00000000038E7000-memory.dmp

                    Filesize

                    348KB

                  • memory/1928-221-0x0000000003840000-0x0000000003841000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-223-0x0000000003890000-0x00000000038E7000-memory.dmp

                    Filesize

                    348KB

                  • memory/1928-206-0x0000000003820000-0x0000000003821000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-224-0x0000000003890000-0x00000000038E7000-memory.dmp

                    Filesize

                    348KB

                  • memory/1928-225-0x0000000003890000-0x00000000038E7000-memory.dmp

                    Filesize

                    348KB

                  • memory/1928-227-0x0000000003890000-0x00000000038E7000-memory.dmp

                    Filesize

                    348KB

                  • memory/1928-226-0x0000000003890000-0x00000000038E7000-memory.dmp

                    Filesize

                    348KB

                  • memory/1928-197-0x00000000740E1000-0x00000000740E3000-memory.dmp

                    Filesize

                    8KB

                  • memory/1928-235-0x0000000003AE0000-0x0000000003AE1000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-230-0x0000000003A90000-0x0000000003A91000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-231-0x0000000003AA0000-0x0000000003AA1000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-232-0x0000000003AB0000-0x0000000003AB1000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-233-0x0000000003AC0000-0x0000000003AC1000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-234-0x0000000003AD0000-0x0000000003AD1000-memory.dmp

                    Filesize

                    4KB

                  • memory/1928-202-0x0000000003810000-0x0000000003811000-memory.dmp

                    Filesize

                    4KB

                  • memory/1996-198-0x0000000000260000-0x0000000000261000-memory.dmp

                    Filesize

                    4KB

                  • memory/2536-238-0x00000000002B0000-0x00000000002B1000-memory.dmp

                    Filesize

                    4KB

                  • memory/2580-228-0x00000000002C0000-0x00000000002C1000-memory.dmp

                    Filesize

                    4KB