Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-10-2024 01:19

General

  • Target

    8f5a17017f6723e7f40f626f10b973c109463e431c77c5d8257150551d3d0137.js

  • Size

    210KB

  • MD5

    545558f7f19d53890a240c10a524b8c6

  • SHA1

    63bfcebbbba94b5dde80814e5e62daee4c176868

  • SHA256

    8f5a17017f6723e7f40f626f10b973c109463e431c77c5d8257150551d3d0137

  • SHA512

    8e8d4448e612984f78a28ccc5b913051817153f388642c9df0b01d44bd36ad0206f8e73e1f248c341f00f0489f9da02959e76a92499d4f88387e464c6d6c8212

  • SSDEEP

    6144:HQxYvW9mwBmrPaig3JeC8Q5UmNdQByQT+ouoN:wtzKFgw2UWw

Malware Config

Signatures

  • STRRAT

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 26 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:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\8f5a17017f6723e7f40f626f10b973c109463e431c77c5d8257150551d3d0137.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1148
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\yxwanom.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3556
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\yxwanom.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3680
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\yxwanom.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2112
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\yxwanom.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1552
        • 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\yxwanom.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1928
          • 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:912
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:4512
          • 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:4352
            • 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:2368
          • 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:1612
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:2664
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:788
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:3496

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        4c13de7eb1b40484b9a537b47af019f6

        SHA1

        4a57dc8d9d35eab8733c6c23ebd03357800e2f24

        SHA256

        214be99c37d95d2a1765df71bac89888a8309affeabb9b133b07c471073074c1

        SHA512

        fed88bed81f34e457c33935f8c0eb53bd9ba346f13396a55bd961498da0a99b5c906370c34fb317bbf86d62f6ebf9f5cb559df9ca2613070952f4474f7fb8131

      • 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\jna4813977352421627892.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1302416131-1437503476-2806442725-1000\83aa4cc77f591dfc2374580bbd95f6ba_acd03e19-89e2-40d7-b0f4-25b8a05635ee

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • C:\Users\Admin\AppData\Roaming\yxwanom.txt

        Filesize

        92KB

        MD5

        2cc7e15396dc275497fcf51f461da38d

        SHA1

        6fa0f11b6d9e3812a86ff1d43a86ad34bfc41062

        SHA256

        e14f1c7e11a1f1ddd570d605e4204a694a7370d603c1b1ca157e505f180ccc48

        SHA512

        daf71473c48f9592d33a49ff2f6d7b84e2c3a992f18a29979494cae86623328f0137c6ae9046cf3bbeb75d90d2a030d1fdbf3aca8718ea769429ce1e6e4a931f

      • 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/1928-260-0x000001E4FC110000-0x000001E4FC111000-memory.dmp

        Filesize

        4KB

      • memory/3556-106-0x000002343D580000-0x000002343D590000-memory.dmp

        Filesize

        64KB

      • memory/3556-171-0x000002343D550000-0x000002343D560000-memory.dmp

        Filesize

        64KB

      • memory/3556-29-0x000002343D420000-0x000002343D430000-memory.dmp

        Filesize

        64KB

      • memory/3556-26-0x000002343D400000-0x000002343D410000-memory.dmp

        Filesize

        64KB

      • memory/3556-28-0x000002343D410000-0x000002343D420000-memory.dmp

        Filesize

        64KB

      • memory/3556-32-0x000002343D430000-0x000002343D440000-memory.dmp

        Filesize

        64KB

      • memory/3556-31-0x000002343D140000-0x000002343D3B0000-memory.dmp

        Filesize

        2.4MB

      • memory/3556-44-0x000002343D3C0000-0x000002343D3D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-43-0x000002343D3B0000-0x000002343D3C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-42-0x000002343D460000-0x000002343D470000-memory.dmp

        Filesize

        64KB

      • memory/3556-49-0x000002343D3D0000-0x000002343D3E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-48-0x000002343D480000-0x000002343D490000-memory.dmp

        Filesize

        64KB

      • memory/3556-47-0x000002343D470000-0x000002343D480000-memory.dmp

        Filesize

        64KB

      • memory/3556-41-0x000002343D450000-0x000002343D460000-memory.dmp

        Filesize

        64KB

      • memory/3556-40-0x000002343D440000-0x000002343D450000-memory.dmp

        Filesize

        64KB

      • memory/3556-56-0x000002343D4A0000-0x000002343D4B0000-memory.dmp

        Filesize

        64KB

      • memory/3556-58-0x000002343D4B0000-0x000002343D4C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-57-0x000002343D400000-0x000002343D410000-memory.dmp

        Filesize

        64KB

      • memory/3556-55-0x000002343D490000-0x000002343D4A0000-memory.dmp

        Filesize

        64KB

      • memory/3556-53-0x000002343D3F0000-0x000002343D400000-memory.dmp

        Filesize

        64KB

      • memory/3556-52-0x000002343D3E0000-0x000002343D3F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-64-0x000002343D4C0000-0x000002343D4D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-63-0x000002343D420000-0x000002343D430000-memory.dmp

        Filesize

        64KB

      • memory/3556-62-0x000002343D410000-0x000002343D420000-memory.dmp

        Filesize

        64KB

      • memory/3556-65-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-67-0x000002343D4D0000-0x000002343D4E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-68-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-71-0x000002343D430000-0x000002343D440000-memory.dmp

        Filesize

        64KB

      • memory/3556-72-0x000002343D4E0000-0x000002343D4F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-75-0x000002343D440000-0x000002343D450000-memory.dmp

        Filesize

        64KB

      • memory/3556-78-0x000002343D4F0000-0x000002343D500000-memory.dmp

        Filesize

        64KB

      • memory/3556-77-0x000002343D460000-0x000002343D470000-memory.dmp

        Filesize

        64KB

      • memory/3556-76-0x000002343D450000-0x000002343D460000-memory.dmp

        Filesize

        64KB

      • memory/3556-79-0x000002343D500000-0x000002343D510000-memory.dmp

        Filesize

        64KB

      • memory/3556-92-0x000002343D550000-0x000002343D560000-memory.dmp

        Filesize

        64KB

      • memory/3556-91-0x000002343D540000-0x000002343D550000-memory.dmp

        Filesize

        64KB

      • memory/3556-90-0x000002343D530000-0x000002343D540000-memory.dmp

        Filesize

        64KB

      • memory/3556-89-0x000002343D520000-0x000002343D530000-memory.dmp

        Filesize

        64KB

      • memory/3556-88-0x000002343D510000-0x000002343D520000-memory.dmp

        Filesize

        64KB

      • memory/3556-87-0x000002343D480000-0x000002343D490000-memory.dmp

        Filesize

        64KB

      • memory/3556-86-0x000002343D470000-0x000002343D480000-memory.dmp

        Filesize

        64KB

      • memory/3556-98-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-101-0x000002343D560000-0x000002343D570000-memory.dmp

        Filesize

        64KB

      • memory/3556-100-0x000002343D4A0000-0x000002343D4B0000-memory.dmp

        Filesize

        64KB

      • memory/3556-99-0x000002343D490000-0x000002343D4A0000-memory.dmp

        Filesize

        64KB

      • memory/3556-103-0x000002343D570000-0x000002343D580000-memory.dmp

        Filesize

        64KB

      • memory/3556-24-0x000002343D3F0000-0x000002343D400000-memory.dmp

        Filesize

        64KB

      • memory/3556-113-0x000002343D4D0000-0x000002343D4E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-107-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-111-0x000002343D590000-0x000002343D5A0000-memory.dmp

        Filesize

        64KB

      • memory/3556-110-0x000002343D4C0000-0x000002343D4D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-114-0x000002343D5A0000-0x000002343D5B0000-memory.dmp

        Filesize

        64KB

      • memory/3556-105-0x000002343D4B0000-0x000002343D4C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-4-0x000002343D140000-0x000002343D3B0000-memory.dmp

        Filesize

        2.4MB

      • memory/3556-23-0x000002343D3E0000-0x000002343D3F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-118-0x000002343D5B0000-0x000002343D5C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-117-0x000002343D4E0000-0x000002343D4F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-123-0x000002343D5D0000-0x000002343D5E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-122-0x000002343D500000-0x000002343D510000-memory.dmp

        Filesize

        64KB

      • memory/3556-129-0x000002343D510000-0x000002343D520000-memory.dmp

        Filesize

        64KB

      • memory/3556-130-0x000002343D520000-0x000002343D530000-memory.dmp

        Filesize

        64KB

      • memory/3556-132-0x000002343D540000-0x000002343D550000-memory.dmp

        Filesize

        64KB

      • memory/3556-136-0x000002343D5E0000-0x000002343D5F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-134-0x000002343D550000-0x000002343D560000-memory.dmp

        Filesize

        64KB

      • memory/3556-131-0x000002343D530000-0x000002343D540000-memory.dmp

        Filesize

        64KB

      • memory/3556-141-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-143-0x000002343D560000-0x000002343D570000-memory.dmp

        Filesize

        64KB

      • memory/3556-144-0x000002343D570000-0x000002343D580000-memory.dmp

        Filesize

        64KB

      • memory/3556-147-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-165-0x000002343D4A0000-0x000002343D4B0000-memory.dmp

        Filesize

        64KB

      • memory/3556-164-0x000002343D490000-0x000002343D4A0000-memory.dmp

        Filesize

        64KB

      • memory/3556-163-0x000002343D480000-0x000002343D490000-memory.dmp

        Filesize

        64KB

      • memory/3556-162-0x000002343D470000-0x000002343D480000-memory.dmp

        Filesize

        64KB

      • memory/3556-161-0x000002343D460000-0x000002343D470000-memory.dmp

        Filesize

        64KB

      • memory/3556-160-0x000002343D450000-0x000002343D460000-memory.dmp

        Filesize

        64KB

      • memory/3556-159-0x000002343D440000-0x000002343D450000-memory.dmp

        Filesize

        64KB

      • memory/3556-158-0x000002343D430000-0x000002343D440000-memory.dmp

        Filesize

        64KB

      • memory/3556-157-0x000002343D420000-0x000002343D430000-memory.dmp

        Filesize

        64KB

      • memory/3556-156-0x000002343D410000-0x000002343D420000-memory.dmp

        Filesize

        64KB

      • memory/3556-155-0x000002343D400000-0x000002343D410000-memory.dmp

        Filesize

        64KB

      • memory/3556-154-0x000002343D3F0000-0x000002343D400000-memory.dmp

        Filesize

        64KB

      • memory/3556-153-0x000002343D3E0000-0x000002343D3F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-152-0x000002343D3D0000-0x000002343D3E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-151-0x000002343D3C0000-0x000002343D3D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-150-0x000002343D3B0000-0x000002343D3C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-149-0x000002343D140000-0x000002343D3B0000-memory.dmp

        Filesize

        2.4MB

      • memory/3556-178-0x000002343D5E0000-0x000002343D5F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-177-0x000002343D5D0000-0x000002343D5E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-176-0x000002343D5C0000-0x000002343D5D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-175-0x000002343D5B0000-0x000002343D5C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-174-0x000002343D5A0000-0x000002343D5B0000-memory.dmp

        Filesize

        64KB

      • memory/3556-173-0x000002343D590000-0x000002343D5A0000-memory.dmp

        Filesize

        64KB

      • memory/3556-172-0x000002343D580000-0x000002343D590000-memory.dmp

        Filesize

        64KB

      • memory/3556-119-0x000002343D4F0000-0x000002343D500000-memory.dmp

        Filesize

        64KB

      • memory/3556-19-0x000002343B930000-0x000002343B931000-memory.dmp

        Filesize

        4KB

      • memory/3556-169-0x000002343D4E0000-0x000002343D4F0000-memory.dmp

        Filesize

        64KB

      • memory/3556-167-0x000002343D4C0000-0x000002343D4D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-166-0x000002343D4B0000-0x000002343D4C0000-memory.dmp

        Filesize

        64KB

      • memory/3556-16-0x000002343D3C0000-0x000002343D3D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-120-0x000002343D5C0000-0x000002343D5D0000-memory.dmp

        Filesize

        64KB

      • memory/3556-18-0x000002343D3D0000-0x000002343D3E0000-memory.dmp

        Filesize

        64KB

      • memory/3556-15-0x000002343D3B0000-0x000002343D3C0000-memory.dmp

        Filesize

        64KB

      • memory/3680-226-0x000001B0ECE00000-0x000001B0ECE01000-memory.dmp

        Filesize

        4KB

      • memory/3680-179-0x000001B0ECE20000-0x000001B0ED090000-memory.dmp

        Filesize

        2.4MB

      • memory/3680-199-0x000001B0ECE00000-0x000001B0ECE01000-memory.dmp

        Filesize

        4KB