Analysis

  • max time kernel
    149s
  • max time network
    176s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    09-06-2021 12:10

General

  • Target

    customers copy.jar

  • Size

    88KB

  • MD5

    eea14a16697f39254b109e80476df4ce

  • SHA1

    b165b2f689c77bdd872aff204a2549a144ea2671

  • SHA256

    91450c079b924cdbe85c774ac414ee8824cb4182764c51c11c7f0a6fcf11b800

  • SHA512

    09a9c2891b022f07d6e31bcf393816a36bd6ab26559eb58fee1e3fa61adb9941162592f422fc9302fb9b2d8feac2bdd676bf011c00583403b2333ef010ee283f

Malware Config

Signatures

  • AdWind

    A Java-based RAT family operated as malware-as-a-service.

  • STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 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 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\java.exe
    java -jar "C:\Users\Admin\AppData\Local\Temp\customers copy.jar"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Program Files\Java\jre7\bin\java.exe
      "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\customers copy.jar"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Program Files\Java\jre7\bin\java.exe
        "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\customers copy.jar"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1648
        • C:\Windows\system32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1808
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1232
        • C:\Windows\system32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:664
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:292
        • C:\Windows\system32\cmd.exe
          cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1560
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:1804
          • C:\Windows\system32\cmd.exe
            cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:996
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list
              5⤵
                PID:1288
            • C:\Program Files\Java\jre7\bin\java.exe
              "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\recu.jar"
              4⤵
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:1604
              • C:\Program Files\Java\jre7\bin\java.exe
                "C:\Program Files\Java\jre7\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.24646521085122131809323290909032182.class
                5⤵
                • Drops file in System32 directory
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:1600
                • C:\Windows\system32\cmd.exe
                  cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive95466064369522736.vbs
                  6⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1076
                  • C:\Windows\system32\cscript.exe
                    cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive95466064369522736.vbs
                    7⤵
                      PID:1360
                  • C:\Windows\system32\cmd.exe
                    cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8372627088014172033.vbs
                    6⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1216
                    • C:\Windows\system32\cscript.exe
                      cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8372627088014172033.vbs
                      7⤵
                        PID:2032
                    • C:\Windows\system32\xcopy.exe
                      xcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e
                      6⤵
                        PID:568
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        6⤵
                          PID:2040
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive831858485220406741.vbs
                        5⤵
                        • Suspicious use of WriteProcessMemory
                        PID:1732
                        • C:\Windows\system32\cscript.exe
                          cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive831858485220406741.vbs
                          6⤵
                            PID:780
                        • C:\Windows\system32\cmd.exe
                          cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6919655984379833794.vbs
                          5⤵
                          • Suspicious use of WriteProcessMemory
                          PID:1028
                          • C:\Windows\system32\cscript.exe
                            cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6919655984379833794.vbs
                            6⤵
                              PID:1840
                          • C:\Windows\system32\xcopy.exe
                            xcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e
                            5⤵
                              PID:1776
                        • C:\Windows\system32\cmd.exe
                          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\customers copy.jar"
                          3⤵
                          • Suspicious use of WriteProcessMemory
                          PID:1940
                          • C:\Windows\system32\schtasks.exe
                            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\customers copy.jar"
                            4⤵
                            • Creates scheduled task(s)
                            PID:652

                    Network

                    MITRE ATT&CK Matrix ATT&CK v6

                    Execution

                    Scheduled Task

                    1
                    T1053

                    Persistence

                    Registry Run Keys / Startup Folder

                    1
                    T1060

                    Scheduled Task

                    1
                    T1053

                    Privilege Escalation

                    Scheduled Task

                    1
                    T1053

                    Defense Evasion

                    Modify Registry

                    1
                    T1112

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Temp\Retrive6919655984379833794.vbs
                      MD5

                      a32c109297ed1ca155598cd295c26611

                      SHA1

                      dc4a1fdbaad15ddd6fe22d3907c6b03727b71510

                      SHA256

                      45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7

                      SHA512

                      70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

                    • C:\Users\Admin\AppData\Local\Temp\Retrive831858485220406741.vbs
                      MD5

                      3bdfd33017806b85949b6faa7d4b98e4

                      SHA1

                      f92844fee69ef98db6e68931adfaa9a0a0f8ce66

                      SHA256

                      9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6

                      SHA512

                      ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

                    • C:\Users\Admin\AppData\Local\Temp\Retrive8372627088014172033.vbs
                      MD5

                      a32c109297ed1ca155598cd295c26611

                      SHA1

                      dc4a1fdbaad15ddd6fe22d3907c6b03727b71510

                      SHA256

                      45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7

                      SHA512

                      70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

                    • C:\Users\Admin\AppData\Local\Temp\Retrive95466064369522736.vbs
                      MD5

                      3bdfd33017806b85949b6faa7d4b98e4

                      SHA1

                      f92844fee69ef98db6e68931adfaa9a0a0f8ce66

                      SHA256

                      9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6

                      SHA512

                      ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

                    • C:\Users\Admin\AppData\Local\Temp\_0.24646521085122131809323290909032182.class
                      MD5

                      781fb531354d6f291f1ccab48da6d39f

                      SHA1

                      9ce4518ebcb5be6d1f0b5477fa00c26860fe9a68

                      SHA256

                      97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9

                      SHA512

                      3e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8

                    • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna1708517512802164528.dll
                      MD5

                      e02979ecd43bcc9061eb2b494ab5af50

                      SHA1

                      3122ac0e751660f646c73b10c4f79685aa65c545

                      SHA256

                      a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

                      SHA512

                      1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

                    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2513283230-931923277-594887482-1000\83aa4cc77f591dfc2374580bbd95f6ba_17ebba21-ade9-4848-b865-5b9359ee593d
                      MD5

                      c8366ae350e7019aefc9d1e6e6a498c6

                      SHA1

                      5731d8a3e6568a5f2dfbbc87e3db9637df280b61

                      SHA256

                      11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

                      SHA512

                      33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

                    • C:\Users\Admin\AppData\Roaming\customers copy.jar
                      MD5

                      eea14a16697f39254b109e80476df4ce

                      SHA1

                      b165b2f689c77bdd872aff204a2549a144ea2671

                      SHA256

                      91450c079b924cdbe85c774ac414ee8824cb4182764c51c11c7f0a6fcf11b800

                      SHA512

                      09a9c2891b022f07d6e31bcf393816a36bd6ab26559eb58fee1e3fa61adb9941162592f422fc9302fb9b2d8feac2bdd676bf011c00583403b2333ef010ee283f

                    • C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jar
                      MD5

                      acfb5b5fd9ee10bf69497792fd469f85

                      SHA1

                      0e0845217c4907822403912ad6828d8e0b256208

                      SHA256

                      b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

                      SHA512

                      e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

                    • C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jar
                      MD5

                      2f4a99c2758e72ee2b59a73586a2322f

                      SHA1

                      af38e7c4d0fc73c23ecd785443705bfdee5b90bf

                      SHA256

                      24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

                      SHA512

                      b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

                    • C:\Users\Admin\AppData\Roaming\lib\sqlite-jdbc-3.14.2.1.jar
                      MD5

                      b33387e15ab150a7bf560abdc73c3bec

                      SHA1

                      66b8075784131f578ef893fd7674273f709b9a4c

                      SHA256

                      2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

                      SHA512

                      25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

                    • C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jar
                      MD5

                      e1aa38a1e78a76a6de73efae136cdb3a

                      SHA1

                      c463da71871f780b2e2e5dba115d43953b537daf

                      SHA256

                      2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

                      SHA512

                      fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

                    • C:\Users\Admin\AppData\Roaming\recu.jar
                      MD5

                      eb77f63e33bfd522e66be3a3e576968e

                      SHA1

                      9acec54f305168d490a9a739e07397a13c5c601f

                      SHA256

                      7edfef75b1a2348b2c4d4a232c2b9c11509c4d925eabf689bd1c1d7bcc68961b

                      SHA512

                      7d0be748b6a64995c2968cd762d40691733294605f8339ebc86bc76a493a800789454faa2a6a7043b726fe7c857ff4ea4d7f47ee80978b287b4b9c025a424911

                    • C:\Users\Admin\customers copy.jar
                      MD5

                      eea14a16697f39254b109e80476df4ce

                      SHA1

                      b165b2f689c77bdd872aff204a2549a144ea2671

                      SHA256

                      91450c079b924cdbe85c774ac414ee8824cb4182764c51c11c7f0a6fcf11b800

                      SHA512

                      09a9c2891b022f07d6e31bcf393816a36bd6ab26559eb58fee1e3fa61adb9941162592f422fc9302fb9b2d8feac2bdd676bf011c00583403b2333ef010ee283f

                    • C:\Users\Admin\lib\jna-5.5.0.jar
                      MD5

                      acfb5b5fd9ee10bf69497792fd469f85

                      SHA1

                      0e0845217c4907822403912ad6828d8e0b256208

                      SHA256

                      b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

                      SHA512

                      e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

                    • C:\Users\Admin\lib\jna-platform-5.5.0.jar
                      MD5

                      2f4a99c2758e72ee2b59a73586a2322f

                      SHA1

                      af38e7c4d0fc73c23ecd785443705bfdee5b90bf

                      SHA256

                      24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

                      SHA512

                      b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

                    • C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
                      MD5

                      b33387e15ab150a7bf560abdc73c3bec

                      SHA1

                      66b8075784131f578ef893fd7674273f709b9a4c

                      SHA256

                      2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

                      SHA512

                      25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

                    • C:\Users\Admin\lib\system-hook-3.5.jar
                      MD5

                      e1aa38a1e78a76a6de73efae136cdb3a

                      SHA1

                      c463da71871f780b2e2e5dba115d43953b537daf

                      SHA256

                      2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

                      SHA512

                      fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

                    • \Users\Admin\AppData\Local\Temp\jna-63116079\jna1539104038754870702.dll
                      MD5

                      e02979ecd43bcc9061eb2b494ab5af50

                      SHA1

                      3122ac0e751660f646c73b10c4f79685aa65c545

                      SHA256

                      a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

                      SHA512

                      1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

                    • \Users\Admin\AppData\Local\Temp\jna-63116079\jna1708517512802164528.dll
                      MD5

                      e02979ecd43bcc9061eb2b494ab5af50

                      SHA1

                      3122ac0e751660f646c73b10c4f79685aa65c545

                      SHA256

                      a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

                      SHA512

                      1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

                    • memory/292-147-0x0000000000000000-mapping.dmp
                    • memory/568-170-0x0000000000000000-mapping.dmp
                    • memory/652-136-0x0000000000000000-mapping.dmp
                    • memory/664-146-0x0000000000000000-mapping.dmp
                    • memory/780-160-0x0000000000000000-mapping.dmp
                    • memory/996-150-0x0000000000000000-mapping.dmp
                    • memory/1028-165-0x0000000000000000-mapping.dmp
                    • memory/1076-159-0x0000000000000000-mapping.dmp
                    • memory/1216-164-0x0000000000000000-mapping.dmp
                    • memory/1232-145-0x0000000000000000-mapping.dmp
                    • memory/1288-151-0x0000000000000000-mapping.dmp
                    • memory/1360-161-0x0000000000000000-mapping.dmp
                    • memory/1560-148-0x0000000000000000-mapping.dmp
                    • memory/1600-154-0x0000000000000000-mapping.dmp
                    • memory/1600-157-0x00000000022B0000-0x0000000002520000-memory.dmp
                      Filesize

                      2.4MB

                    • memory/1604-156-0x0000000002130000-0x00000000023A0000-memory.dmp
                      Filesize

                      2.4MB

                    • memory/1604-152-0x0000000000000000-mapping.dmp
                    • memory/1648-137-0x00000000022A0000-0x0000000002510000-memory.dmp
                      Filesize

                      2.4MB

                    • memory/1648-134-0x0000000000000000-mapping.dmp
                    • memory/1656-59-0x000007FEFBA81000-0x000007FEFBA83000-memory.dmp
                      Filesize

                      8KB

                    • memory/1656-61-0x0000000000330000-0x0000000000331000-memory.dmp
                      Filesize

                      4KB

                    • memory/1656-60-0x0000000002050000-0x00000000022C0000-memory.dmp
                      Filesize

                      2.4MB

                    • memory/1656-62-0x0000000000330000-0x0000000000331000-memory.dmp
                      Filesize

                      4KB

                    • memory/1656-70-0x0000000000330000-0x0000000000331000-memory.dmp
                      Filesize

                      4KB

                    • memory/1656-102-0x0000000000330000-0x0000000000331000-memory.dmp
                      Filesize

                      4KB

                    • memory/1656-103-0x0000000000330000-0x0000000000331000-memory.dmp
                      Filesize

                      4KB

                    • memory/1732-158-0x0000000000000000-mapping.dmp
                    • memory/1776-171-0x0000000000000000-mapping.dmp
                    • memory/1804-149-0x0000000000000000-mapping.dmp
                    • memory/1808-144-0x0000000000000000-mapping.dmp
                    • memory/1840-167-0x0000000000000000-mapping.dmp
                    • memory/1876-124-0x0000000000000000-mapping.dmp
                    • memory/1876-126-0x0000000002280000-0x00000000024F0000-memory.dmp
                      Filesize

                      2.4MB

                    • memory/1940-133-0x0000000000000000-mapping.dmp
                    • memory/2032-166-0x0000000000000000-mapping.dmp
                    • memory/2040-172-0x0000000000000000-mapping.dmp