Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    24-05-2021 15:37

General

  • Target

    AGB EmektarMakina Ticaret.js

  • Size

    135KB

  • MD5

    5e1cbb6566f677da1d920c9d22f59bd7

  • SHA1

    32e31e15fe42e4cb9e2a03698a5c7bc386311eb6

  • SHA256

    a1660698b8655cb721f71693178d2804caba8aa12c3a25446c6f7c665a30f2ff

  • SHA512

    6ffa6cb201b2c20403214072b41cafc0e3c3fefe642d475679f63b60b8cd607e090586ece4e86958337638fd87004df20e4f9946ac00fd29482aa0a951dedd66

Malware Config

Signatures

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 WriteProcessMemory 39 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\AGB EmektarMakina Ticaret.js"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Windows\System32\java.exe
      "C:\Windows\System32\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Chriso09 Stub.jar"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Program Files\Java\jre7\bin\java.exe
        "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\Chriso09 Stub.jar"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1036
        • C:\Windows\system32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Chriso09 Stub.jar"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1976
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Chriso09 Stub.jar"
            5⤵
            • Creates scheduled task(s)
            PID:1624
        • C:\Program Files\Java\jre7\bin\java.exe
          "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Chriso09 Stub.jar"
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2040
          • C:\Windows\system32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:952
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1648
          • C:\Windows\system32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1748
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1800
          • C:\Windows\system32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2000
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:2044
            • C:\Windows\system32\cmd.exe
              cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:1980
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list
                6⤵
                  PID:1944

      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

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna7173732344741765527.dll
        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Chriso09 Stub.jar
        MD5

        577842a3d036c81926204ccbf5333da1

        SHA1

        674933be0aad1d7c514adab4f954f7dfd5432e58

        SHA256

        5d5ed41f5159cf4d0d15b235e0b2f510a967022e8537f872a1dee627485cdd77

        SHA512

        71aa1747e1c93c9f4cb66719339e454291074020fec6014899629f84ce4872a0d006f359a40d4bee1891279aeac91a76c6df2669a2696110dc1f1fbe9f1557ae

      • C:\Users\Admin\AppData\Roaming\Chriso09 Stub.jar
        MD5

        577842a3d036c81926204ccbf5333da1

        SHA1

        674933be0aad1d7c514adab4f954f7dfd5432e58

        SHA256

        5d5ed41f5159cf4d0d15b235e0b2f510a967022e8537f872a1dee627485cdd77

        SHA512

        71aa1747e1c93c9f4cb66719339e454291074020fec6014899629f84ce4872a0d006f359a40d4bee1891279aeac91a76c6df2669a2696110dc1f1fbe9f1557ae

      • 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\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\Chriso09 Stub.jar
        MD5

        577842a3d036c81926204ccbf5333da1

        SHA1

        674933be0aad1d7c514adab4f954f7dfd5432e58

        SHA256

        5d5ed41f5159cf4d0d15b235e0b2f510a967022e8537f872a1dee627485cdd77

        SHA512

        71aa1747e1c93c9f4cb66719339e454291074020fec6014899629f84ce4872a0d006f359a40d4bee1891279aeac91a76c6df2669a2696110dc1f1fbe9f1557ae

      • 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\jna7173732344741765527.dll
        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • \Users\Admin\AppData\Local\Temp\jna-63116079\jna8574387323120800103.dll
        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • memory/952-139-0x0000000000000000-mapping.dmp
      • memory/1036-86-0x0000000000000000-mapping.dmp
      • memory/1036-92-0x00000000021B0000-0x0000000002420000-memory.dmp
        Filesize

        2.4MB

      • memory/1036-93-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/1036-103-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/1624-105-0x0000000000000000-mapping.dmp
      • memory/1648-140-0x0000000000000000-mapping.dmp
      • memory/1748-141-0x0000000000000000-mapping.dmp
      • memory/1800-142-0x0000000000000000-mapping.dmp
      • memory/1944-146-0x0000000000000000-mapping.dmp
      • memory/1976-100-0x0000000000000000-mapping.dmp
      • memory/1980-145-0x0000000000000000-mapping.dmp
      • memory/2000-143-0x0000000000000000-mapping.dmp
      • memory/2004-78-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-66-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-70-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-75-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-76-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-84-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-69-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-74-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-64-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-63-0x0000000002260000-0x00000000024D0000-memory.dmp
        Filesize

        2.4MB

      • memory/2004-60-0x0000000000000000-mapping.dmp
      • memory/2004-61-0x000007FEFC181000-0x000007FEFC183000-memory.dmp
        Filesize

        8KB

      • memory/2004-77-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-81-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-82-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2004-89-0x00000000001B0000-0x00000000001B1000-memory.dmp
        Filesize

        4KB

      • memory/2040-107-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/2040-137-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/2040-136-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/2040-116-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/2040-106-0x00000000022E0000-0x0000000002550000-memory.dmp
        Filesize

        2.4MB

      • memory/2040-101-0x0000000000000000-mapping.dmp
      • memory/2040-147-0x0000000000120000-0x0000000000121000-memory.dmp
        Filesize

        4KB

      • memory/2044-144-0x0000000000000000-mapping.dmp