Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-08-2024 02:22

General

  • Target

    e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar

  • Size

    400KB

  • MD5

    4516f3c8f31a3df10b9c5c0295f22d14

  • SHA1

    5d58d6cee6a3c84438f379ed618a9d76ba75cfa0

  • SHA256

    e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608

  • SHA512

    e2ed607da7c07bbbc6dea89f44ef3d79e2919b7a9fab5cad38a3c051c4ddcab14e1b8f9510569bfc8783baf4bc79764217566b6252dee83638f9aeb40f93d181

  • SSDEEP

    12288:2rRKHTm5srLXDZsfv7f35f6zc/BP9iNeD:2duTm5CiTpzP9QC

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 1 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.

  • Scheduled Task/Job: Scheduled Task 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 24 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4600
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2224
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2336
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1632
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4452
        • 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:1516
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3848
        • 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:2592
          • 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:4104
        • 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:3612
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:1028
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:864
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              5⤵
                PID:3904

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna6338706128169999331.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2392887640-1187051047-2909758433-1000\83aa4cc77f591dfc2374580bbd95f6ba_c186ecc3-67e4-4d2b-8682-b6c322da87aa

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608.jar

        Filesize

        400KB

        MD5

        4516f3c8f31a3df10b9c5c0295f22d14

        SHA1

        5d58d6cee6a3c84438f379ed618a9d76ba75cfa0

        SHA256

        e867fceff6c94157508b6b4f779e5d1ba1e624b10b176f4ca4a9d3db8daa1608

        SHA512

        e2ed607da7c07bbbc6dea89f44ef3d79e2919b7a9fab5cad38a3c051c4ddcab14e1b8f9510569bfc8783baf4bc79764217566b6252dee83638f9aeb40f93d181

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

        Filesize

        1.4MB

        MD5

        acfb5b5fd9ee10bf69497792fd469f85

        SHA1

        0e0845217c4907822403912ad6828d8e0b256208

        SHA256

        b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

        SHA512

        e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

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

        Filesize

        2.6MB

        MD5

        2f4a99c2758e72ee2b59a73586a2322f

        SHA1

        af38e7c4d0fc73c23ecd785443705bfdee5b90bf

        SHA256

        24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

        SHA512

        b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

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

        Filesize

        4.1MB

        MD5

        b33387e15ab150a7bf560abdc73c3bec

        SHA1

        66b8075784131f578ef893fd7674273f709b9a4c

        SHA256

        2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

        SHA512

        25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

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

        Filesize

        772KB

        MD5

        e1aa38a1e78a76a6de73efae136cdb3a

        SHA1

        c463da71871f780b2e2e5dba115d43953b537daf

        SHA256

        2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

        SHA512

        fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

      • memory/2224-273-0x000001CDDE8F0000-0x000001CDDE8F1000-memory.dmp

        Filesize

        4KB

      • memory/4452-408-0x00000179BCFF0000-0x00000179BCFF1000-memory.dmp

        Filesize

        4KB

      • memory/4452-400-0x00000179BCFF0000-0x00000179BCFF1000-memory.dmp

        Filesize

        4KB

      • memory/4452-384-0x00000179BCFF0000-0x00000179BCFF1000-memory.dmp

        Filesize

        4KB

      • memory/4600-105-0x000001B970D50000-0x000001B970D60000-memory.dmp

        Filesize

        64KB

      • memory/4600-2-0x000001B9709B0000-0x000001B970C20000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-28-0x000001B970C90000-0x000001B970CA0000-memory.dmp

        Filesize

        64KB

      • memory/4600-30-0x000001B970CB0000-0x000001B970CC0000-memory.dmp

        Filesize

        64KB

      • memory/4600-33-0x000001B970CC0000-0x000001B970CD0000-memory.dmp

        Filesize

        64KB

      • memory/4600-34-0x000001B970CD0000-0x000001B970CE0000-memory.dmp

        Filesize

        64KB

      • memory/4600-38-0x000001B9709B0000-0x000001B970C20000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-44-0x000001B970C40000-0x000001B970C50000-memory.dmp

        Filesize

        64KB

      • memory/4600-43-0x000001B970C30000-0x000001B970C40000-memory.dmp

        Filesize

        64KB

      • memory/4600-42-0x000001B970C20000-0x000001B970C30000-memory.dmp

        Filesize

        64KB

      • memory/4600-41-0x000001B970CF0000-0x000001B970D00000-memory.dmp

        Filesize

        64KB

      • memory/4600-40-0x000001B970D00000-0x000001B970D10000-memory.dmp

        Filesize

        64KB

      • memory/4600-39-0x000001B970CE0000-0x000001B970CF0000-memory.dmp

        Filesize

        64KB

      • memory/4600-51-0x000001B970C50000-0x000001B970C60000-memory.dmp

        Filesize

        64KB

      • memory/4600-53-0x000001B970D20000-0x000001B970D30000-memory.dmp

        Filesize

        64KB

      • memory/4600-52-0x000001B970D10000-0x000001B970D20000-memory.dmp

        Filesize

        64KB

      • memory/4600-54-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-59-0x000001B970D40000-0x000001B970D50000-memory.dmp

        Filesize

        64KB

      • memory/4600-58-0x000001B970D30000-0x000001B970D40000-memory.dmp

        Filesize

        64KB

      • memory/4600-57-0x000001B970C60000-0x000001B970C70000-memory.dmp

        Filesize

        64KB

      • memory/4600-62-0x000001B970D50000-0x000001B970D60000-memory.dmp

        Filesize

        64KB

      • memory/4600-61-0x000001B970C70000-0x000001B970C80000-memory.dmp

        Filesize

        64KB

      • memory/4600-64-0x000001B970C80000-0x000001B970C90000-memory.dmp

        Filesize

        64KB

      • memory/4600-66-0x000001B970D60000-0x000001B970D70000-memory.dmp

        Filesize

        64KB

      • memory/4600-69-0x000001B970D70000-0x000001B970D80000-memory.dmp

        Filesize

        64KB

      • memory/4600-68-0x000001B970CA0000-0x000001B970CB0000-memory.dmp

        Filesize

        64KB

      • memory/4600-67-0x000001B970C90000-0x000001B970CA0000-memory.dmp

        Filesize

        64KB

      • memory/4600-72-0x000001B970CB0000-0x000001B970CC0000-memory.dmp

        Filesize

        64KB

      • memory/4600-75-0x000001B970D90000-0x000001B970DA0000-memory.dmp

        Filesize

        64KB

      • memory/4600-74-0x000001B970D80000-0x000001B970D90000-memory.dmp

        Filesize

        64KB

      • memory/4600-79-0x000001B970DA0000-0x000001B970DB0000-memory.dmp

        Filesize

        64KB

      • memory/4600-78-0x000001B970CC0000-0x000001B970CD0000-memory.dmp

        Filesize

        64KB

      • memory/4600-82-0x000001B970DB0000-0x000001B970DC0000-memory.dmp

        Filesize

        64KB

      • memory/4600-81-0x000001B970CD0000-0x000001B970CE0000-memory.dmp

        Filesize

        64KB

      • memory/4600-86-0x000001B970DC0000-0x000001B970DD0000-memory.dmp

        Filesize

        64KB

      • memory/4600-85-0x000001B970D00000-0x000001B970D10000-memory.dmp

        Filesize

        64KB

      • memory/4600-84-0x000001B970CE0000-0x000001B970CF0000-memory.dmp

        Filesize

        64KB

      • memory/4600-90-0x000001B970CF0000-0x000001B970D00000-memory.dmp

        Filesize

        64KB

      • memory/4600-91-0x000001B970DD0000-0x000001B970DE0000-memory.dmp

        Filesize

        64KB

      • memory/4600-96-0x000001B970D10000-0x000001B970D20000-memory.dmp

        Filesize

        64KB

      • memory/4600-98-0x000001B970DE0000-0x000001B970DF0000-memory.dmp

        Filesize

        64KB

      • memory/4600-97-0x000001B970D20000-0x000001B970D30000-memory.dmp

        Filesize

        64KB

      • memory/4600-101-0x000001B970D30000-0x000001B970D40000-memory.dmp

        Filesize

        64KB

      • memory/4600-104-0x000001B970E00000-0x000001B970E10000-memory.dmp

        Filesize

        64KB

      • memory/4600-103-0x000001B970DF0000-0x000001B970E00000-memory.dmp

        Filesize

        64KB

      • memory/4600-102-0x000001B970D40000-0x000001B970D50000-memory.dmp

        Filesize

        64KB

      • memory/4600-23-0x000001B970C70000-0x000001B970C80000-memory.dmp

        Filesize

        64KB

      • memory/4600-111-0x000001B970D60000-0x000001B970D70000-memory.dmp

        Filesize

        64KB

      • memory/4600-106-0x000001B970E10000-0x000001B970E20000-memory.dmp

        Filesize

        64KB

      • memory/4600-114-0x000001B970E40000-0x000001B970E50000-memory.dmp

        Filesize

        64KB

      • memory/4600-113-0x000001B970E30000-0x000001B970E40000-memory.dmp

        Filesize

        64KB

      • memory/4600-112-0x000001B970E20000-0x000001B970E30000-memory.dmp

        Filesize

        64KB

      • memory/4600-107-0x000001B970E10000-0x000001B970E20000-memory.dmp

        Filesize

        64KB

      • memory/4600-29-0x000001B970CA0000-0x000001B970CB0000-memory.dmp

        Filesize

        64KB

      • memory/4600-24-0x000001B970C80000-0x000001B970C90000-memory.dmp

        Filesize

        64KB

      • memory/4600-121-0x000001B970D80000-0x000001B970D90000-memory.dmp

        Filesize

        64KB

      • memory/4600-123-0x000001B970E60000-0x000001B970E70000-memory.dmp

        Filesize

        64KB

      • memory/4600-122-0x000001B970D90000-0x000001B970DA0000-memory.dmp

        Filesize

        64KB

      • memory/4600-125-0x000001B970DA0000-0x000001B970DB0000-memory.dmp

        Filesize

        64KB

      • memory/4600-126-0x000001B970E70000-0x000001B970E80000-memory.dmp

        Filesize

        64KB

      • memory/4600-128-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-132-0x000001B970DB0000-0x000001B970DC0000-memory.dmp

        Filesize

        64KB

      • memory/4600-133-0x000001B970E80000-0x000001B970E90000-memory.dmp

        Filesize

        64KB

      • memory/4600-136-0x000001B970E90000-0x000001B970EA0000-memory.dmp

        Filesize

        64KB

      • memory/4600-135-0x000001B970DC0000-0x000001B970DD0000-memory.dmp

        Filesize

        64KB

      • memory/4600-138-0x000001B970DD0000-0x000001B970DE0000-memory.dmp

        Filesize

        64KB

      • memory/4600-139-0x000001B970EA0000-0x000001B970EB0000-memory.dmp

        Filesize

        64KB

      • memory/4600-140-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-142-0x000001B970DE0000-0x000001B970DF0000-memory.dmp

        Filesize

        64KB

      • memory/4600-143-0x000001B970EB0000-0x000001B970EC0000-memory.dmp

        Filesize

        64KB

      • memory/4600-145-0x000001B970DF0000-0x000001B970E00000-memory.dmp

        Filesize

        64KB

      • memory/4600-147-0x000001B970EC0000-0x000001B970ED0000-memory.dmp

        Filesize

        64KB

      • memory/4600-146-0x000001B970E00000-0x000001B970E10000-memory.dmp

        Filesize

        64KB

      • memory/4600-150-0x000001B970ED0000-0x000001B970EE0000-memory.dmp

        Filesize

        64KB

      • memory/4600-149-0x000001B970E10000-0x000001B970E20000-memory.dmp

        Filesize

        64KB

      • memory/4600-151-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-153-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-154-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-159-0x000001B970EE0000-0x000001B970EF0000-memory.dmp

        Filesize

        64KB

      • memory/4600-158-0x000001B970E40000-0x000001B970E50000-memory.dmp

        Filesize

        64KB

      • memory/4600-157-0x000001B970E30000-0x000001B970E40000-memory.dmp

        Filesize

        64KB

      • memory/4600-156-0x000001B970E20000-0x000001B970E30000-memory.dmp

        Filesize

        64KB

      • memory/4600-161-0x000001B970E50000-0x000001B970E60000-memory.dmp

        Filesize

        64KB

      • memory/4600-162-0x000001B970EF0000-0x000001B970F00000-memory.dmp

        Filesize

        64KB

      • memory/4600-164-0x000001B970E60000-0x000001B970E70000-memory.dmp

        Filesize

        64KB

      • memory/4600-166-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-170-0x000001B970E70000-0x000001B970E80000-memory.dmp

        Filesize

        64KB

      • memory/4600-171-0x000001B970F00000-0x000001B970F10000-memory.dmp

        Filesize

        64KB

      • memory/4600-176-0x000001B970E80000-0x000001B970E90000-memory.dmp

        Filesize

        64KB

      • memory/4600-178-0x000001B970E90000-0x000001B970EA0000-memory.dmp

        Filesize

        64KB

      • memory/4600-179-0x000001B970F10000-0x000001B970F20000-memory.dmp

        Filesize

        64KB

      • memory/4600-181-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB

      • memory/4600-182-0x000001B970EA0000-0x000001B970EB0000-memory.dmp

        Filesize

        64KB

      • memory/4600-119-0x000001B970E50000-0x000001B970E60000-memory.dmp

        Filesize

        64KB

      • memory/4600-20-0x000001B970C60000-0x000001B970C70000-memory.dmp

        Filesize

        64KB

      • memory/4600-17-0x000001B970C40000-0x000001B970C50000-memory.dmp

        Filesize

        64KB

      • memory/4600-18-0x000001B970C50000-0x000001B970C60000-memory.dmp

        Filesize

        64KB

      • memory/4600-14-0x000001B970C30000-0x000001B970C40000-memory.dmp

        Filesize

        64KB

      • memory/4600-13-0x000001B970C20000-0x000001B970C30000-memory.dmp

        Filesize

        64KB

      • memory/4600-118-0x000001B970D70000-0x000001B970D80000-memory.dmp

        Filesize

        64KB

      • memory/4600-183-0x000001B970EB0000-0x000001B970EC0000-memory.dmp

        Filesize

        64KB

      • memory/4600-187-0x000001B970EC0000-0x000001B970ED0000-memory.dmp

        Filesize

        64KB

      • memory/4600-191-0x000001B970ED0000-0x000001B970EE0000-memory.dmp

        Filesize

        64KB

      • memory/4600-192-0x000001B970EE0000-0x000001B970EF0000-memory.dmp

        Filesize

        64KB

      • memory/4600-206-0x000001B96F110000-0x000001B96F111000-memory.dmp

        Filesize

        4KB