Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 01:08

General

  • Target
    1cb72dd000981a7f72f42e187c7a9788ec3d8c972ef0b6052f65ec059cbbb1a1.js
  • Size 835KB
  • Sample240612-bhrd7sxcrd
  • SHA256 1cb72dd000981a7f72f42e187c7a9788ec3d8c972ef0b6052f65ec059cbbb1a1
  • MD5 SHA1 SHA512 SSDEEP

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
  • Modifies file permissions 1 TTPs 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.

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

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

  • 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 28 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\1cb72dd000981a7f72f42e187c7a9788ec3d8c972ef0b6052f65ec059cbbb1a1.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:8
    • 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\tnhivguzhe.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4568
      • C:\Windows\system32\icacls.exe
        C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
        3⤵
        • Modifies file permissions
        PID:756
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\tnhivguzhe.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4012
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\tnhivguzhe.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4924
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\tnhivguzhe.txt"
            5⤵
            • Creates scheduled task(s)
            PID:4504
        • 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\tnhivguzhe.txt"
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3560
          • 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:1760
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1936
          • 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:4880
            • 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:4280
          • 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:1932
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:1256
            • 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:1080
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:836
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4720,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=4328 /prefetch:8
        1⤵
          PID:4220

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              3903daac9bc4a3b7.timestamp

              • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
              • Size 46B
              • SHA256 41754edd96449f851fa07cea03b1dd66cb43beda25b7e51d07d35b7955e4b556
              • MD5 SHA1 SHA512

              3903daac9bc4a3b7.timestamp

              • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
              • Size 46B
              • SHA256 be02dc850a5675d925c27416166d543a33a0edd4d0d3998b64850e86be3ec6ed
              • MD5 SHA1 SHA512

              jna1306887600158397376.dll

              • Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna1306887600158397376.dll
              • Size 241KB
              • SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
              • MD5 SHA1 SHA512 SSDEEP

              83aa4cc77f591dfc2374580bbd95f6ba_0c2dbd8b-df2c-459b-9e3f-15002e1e55b7

              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3665033694-1447845302-680750983-1000\83aa4cc77f591dfc2374580bbd95f6ba_0c2dbd8b-df2c-459b-9e3f-15002e1e55b7
              • Size 45B
              • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
              • MD5 SHA1 SHA512

              tnhivguzhe.txt

              • Path C:\Users\Admin\AppData\Roaming\tnhivguzhe.txt
              • Size 92KB
              • SHA256 943a982c65ebf476f6f454a95e4f8105f6c89d3e90d638113f718a208aa51db0
              • MD5 SHA1 SHA512 SSDEEP

              jna-5.5.0.jar

              • Path C:\Users\Admin\lib\jna-5.5.0.jar
              • Size 1.4MB
              • SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
              • MD5 SHA1 SHA512 SSDEEP

              jna-platform-5.5.0.jar

              • Path C:\Users\Admin\lib\jna-platform-5.5.0.jar
              • Size 2.6MB
              • SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
              • MD5 SHA1 SHA512 SSDEEP

              sqlite-jdbc-3.14.2.1.jar

              • Path C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
              • Size 4.1MB
              • SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
              • MD5 SHA1 SHA512 SSDEEP

              system-hook-3.5.jar

              • Path C:\Users\Admin\lib\system-hook-3.5.jar
              • Size 772KB
              • SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
              • MD5 SHA1 SHA512 SSDEEP

              memory/3560-328-0x0000026291130000-0x0000026291131000-memory.dmp

              memory/3560-317-0x0000026291130000-0x0000026291131000-memory.dmp

              memory/4012-269-0x0000025B65670000-0x0000025B65671000-memory.dmp

              memory/4012-285-0x0000025B65670000-0x0000025B65671000-memory.dmp

              memory/4568-115-0x0000022BF0A80000-0x0000022BF0A90000-memory.dmp

              memory/4568-157-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-34-0x0000022BF0950000-0x0000022BF0960000-memory.dmp

              memory/4568-38-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-40-0x0000022BF0980000-0x0000022BF0990000-memory.dmp

              memory/4568-39-0x0000022BF0970000-0x0000022BF0980000-memory.dmp

              memory/4568-42-0x0000022BF0990000-0x0000022BF09A0000-memory.dmp

              memory/4568-47-0x0000022BF09A0000-0x0000022BF09B0000-memory.dmp

              memory/4568-52-0x0000022BF0670000-0x0000022BF08E0000-memory.dmp

              memory/4568-57-0x0000022BF08F0000-0x0000022BF0900000-memory.dmp

              memory/4568-56-0x0000022BF08E0000-0x0000022BF08F0000-memory.dmp

              memory/4568-55-0x0000022BF09E0000-0x0000022BF09F0000-memory.dmp

              memory/4568-54-0x0000022BF09F0000-0x0000022BF0A00000-memory.dmp

              memory/4568-53-0x0000022BF09D0000-0x0000022BF09E0000-memory.dmp

              memory/4568-49-0x0000022BF09C0000-0x0000022BF09D0000-memory.dmp

              memory/4568-48-0x0000022BF09B0000-0x0000022BF09C0000-memory.dmp

              memory/4568-62-0x0000022BF0A00000-0x0000022BF0A10000-memory.dmp

              memory/4568-61-0x0000022BF0900000-0x0000022BF0910000-memory.dmp

              memory/4568-64-0x0000022BF0910000-0x0000022BF0920000-memory.dmp

              memory/4568-65-0x0000022BF0920000-0x0000022BF0930000-memory.dmp

              memory/4568-72-0x0000022BF0A10000-0x0000022BF0A20000-memory.dmp

              memory/4568-71-0x0000022BF0930000-0x0000022BF0940000-memory.dmp

              memory/4568-74-0x0000022BF0940000-0x0000022BF0950000-memory.dmp

              memory/4568-75-0x0000022BF0950000-0x0000022BF0960000-memory.dmp

              memory/4568-76-0x0000022BF0960000-0x0000022BF0970000-memory.dmp

              memory/4568-79-0x0000022BF0980000-0x0000022BF0990000-memory.dmp

              memory/4568-80-0x0000022BF0A20000-0x0000022BF0A30000-memory.dmp

              memory/4568-78-0x0000022BF0970000-0x0000022BF0980000-memory.dmp

              memory/4568-82-0x0000022BF0990000-0x0000022BF09A0000-memory.dmp

              memory/4568-84-0x0000022BF0A30000-0x0000022BF0A40000-memory.dmp

              memory/4568-83-0x0000022BF09B0000-0x0000022BF09C0000-memory.dmp

              memory/4568-90-0x0000022BF0A50000-0x0000022BF0A60000-memory.dmp

              memory/4568-89-0x0000022BF0A40000-0x0000022BF0A50000-memory.dmp

              memory/4568-88-0x0000022BF09C0000-0x0000022BF09D0000-memory.dmp

              memory/4568-87-0x0000022BF09A0000-0x0000022BF09B0000-memory.dmp

              memory/4568-92-0x0000022BF09D0000-0x0000022BF09E0000-memory.dmp

              memory/4568-93-0x0000022BF09F0000-0x0000022BF0A00000-memory.dmp

              memory/4568-94-0x0000022BF09E0000-0x0000022BF09F0000-memory.dmp

              memory/4568-95-0x0000022BF0A00000-0x0000022BF0A10000-memory.dmp

              memory/4568-96-0x0000022BF0A10000-0x0000022BF0A20000-memory.dmp

              memory/4568-98-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-100-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-101-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-102-0x0000022BF0A20000-0x0000022BF0A30000-memory.dmp

              memory/4568-105-0x0000022BF0A60000-0x0000022BF0A70000-memory.dmp

              memory/4568-104-0x0000022BF0A30000-0x0000022BF0A40000-memory.dmp

              memory/4568-109-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-108-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-106-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-28-0x0000022BF0940000-0x0000022BF0950000-memory.dmp

              memory/4568-114-0x0000022BF0A70000-0x0000022BF0A80000-memory.dmp

              memory/4568-113-0x0000022BF0A50000-0x0000022BF0A60000-memory.dmp

              memory/4568-112-0x0000022BF0A40000-0x0000022BF0A50000-memory.dmp

              memory/4568-118-0x0000022BF0A90000-0x0000022BF0AA0000-memory.dmp

              memory/4568-119-0x0000022BF0AA0000-0x0000022BF0AB0000-memory.dmp

              memory/4568-121-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-35-0x0000022BF0960000-0x0000022BF0970000-memory.dmp

              memory/4568-127-0x0000022BF0AC0000-0x0000022BF0AD0000-memory.dmp

              memory/4568-122-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-129-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-131-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-133-0x0000022BF0AD0000-0x0000022BF0AE0000-memory.dmp

              memory/4568-135-0x0000022BF0AE0000-0x0000022BF0AF0000-memory.dmp

              memory/4568-137-0x0000022BF0AF0000-0x0000022BF0B00000-memory.dmp

              memory/4568-139-0x0000022BF0B00000-0x0000022BF0B10000-memory.dmp

              memory/4568-140-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-143-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-147-0x0000022BF0A60000-0x0000022BF0A70000-memory.dmp

              memory/4568-148-0x0000022BF0B10000-0x0000022BF0B20000-memory.dmp

              memory/4568-151-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-154-0x0000022BF0A70000-0x0000022BF0A80000-memory.dmp

              memory/4568-155-0x0000022BF0A80000-0x0000022BF0A90000-memory.dmp

              memory/4568-156-0x0000022BF0A90000-0x0000022BF0AA0000-memory.dmp

              memory/4568-124-0x0000022BF0AB0000-0x0000022BF0AC0000-memory.dmp

              memory/4568-158-0x0000022BF0AA0000-0x0000022BF0AB0000-memory.dmp

              memory/4568-159-0x0000022BF0AB0000-0x0000022BF0AC0000-memory.dmp

              memory/4568-182-0x0000022BF0AC0000-0x0000022BF0AD0000-memory.dmp

              memory/4568-183-0x0000022BF0AD0000-0x0000022BF0AE0000-memory.dmp

              memory/4568-184-0x0000022BF0AE0000-0x0000022BF0AF0000-memory.dmp

              memory/4568-185-0x0000022BF0AF0000-0x0000022BF0B00000-memory.dmp

              memory/4568-186-0x0000022BF0B00000-0x0000022BF0B10000-memory.dmp

              memory/4568-187-0x0000022BF0B10000-0x0000022BF0B20000-memory.dmp

              memory/4568-189-0x0000022BF0B20000-0x0000022BF0B30000-memory.dmp

              memory/4568-191-0x0000022BF0B30000-0x0000022BF0B40000-memory.dmp

              memory/4568-192-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-196-0x0000022BEEEA0000-0x0000022BEEEA1000-memory.dmp

              memory/4568-203-0x0000022BF0910000-0x0000022BF0920000-memory.dmp

              memory/4568-205-0x0000022BF0930000-0x0000022BF0940000-memory.dmp

              memory/4568-218-0x0000022BF0A00000-0x0000022BF0A10000-memory.dmp

              memory/4568-217-0x0000022BF0670000-0x0000022BF08E0000-memory.dmp

              memory/4568-216-0x0000022BF09F0000-0x0000022BF0A00000-memory.dmp

              memory/4568-215-0x0000022BF09B0000-0x0000022BF09C0000-memory.dmp

              memory/4568-214-0x0000022BF09C0000-0x0000022BF09D0000-memory.dmp

              memory/4568-213-0x0000022BF09D0000-0x0000022BF09E0000-memory.dmp

              memory/4568-212-0x0000022BF09A0000-0x0000022BF09B0000-memory.dmp

              memory/4568-211-0x0000022BF0990000-0x0000022BF09A0000-memory.dmp

              memory/4568-210-0x0000022BF0980000-0x0000022BF0990000-memory.dmp

              memory/4568-209-0x0000022BF0970000-0x0000022BF0980000-memory.dmp

              memory/4568-208-0x0000022BF0960000-0x0000022BF0970000-memory.dmp

              memory/4568-207-0x0000022BF0950000-0x0000022BF0960000-memory.dmp

              memory/4568-206-0x0000022BF0940000-0x0000022BF0950000-memory.dmp

              memory/4568-204-0x0000022BF0920000-0x0000022BF0930000-memory.dmp

              memory/4568-26-0x0000022BF0930000-0x0000022BF0940000-memory.dmp

              memory/4568-22-0x0000022BF0910000-0x0000022BF0920000-memory.dmp

              memory/4568-23-0x0000022BF0920000-0x0000022BF0930000-memory.dmp

              memory/4568-19-0x0000022BF0900000-0x0000022BF0910000-memory.dmp

              memory/4568-16-0x0000022BF08E0000-0x0000022BF08F0000-memory.dmp

              memory/4568-17-0x0000022BF08F0000-0x0000022BF0900000-memory.dmp

              memory/4568-4-0x0000022BF0670000-0x0000022BF08E0000-memory.dmp

              memory/4568-202-0x0000022BF0900000-0x0000022BF0910000-memory.dmp

              memory/4568-201-0x0000022BF08F0000-0x0000022BF0900000-memory.dmp

              memory/4568-200-0x0000022BF08E0000-0x0000022BF08F0000-memory.dmp

              memory/4568-199-0x0000022BF09E0000-0x0000022BF09F0000-memory.dmp