Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 15:55

General

  • Target

    40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212.js

  • Size

    353KB

  • MD5

    f1e972166f46d1b17250e076b3c9d048

  • SHA1

    29de44cb79d7b60ecd0ccfc293dc137aadf70767

  • SHA256

    40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212

  • SHA512

    c7e3947eb45dbad441674f7f469edfdb2c385419c7583141995ed71cdd2faf8bb86248a12c2fbf7dcabdc45ba673ed35830e4ab75f439daf06631b19e7c734a4

  • SSDEEP

    6144:CjTqNadgJXXiQu87UE2tajU7RP4Y/oj3i+R/2RCO0VVQc6xZzHAOjnRKjoXBKZRG:CaAd0XXiw5jX+E3/WzpnlwJjXXyGe3

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 1 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\40c97f136f72b6613c9f947c7e1fe112706eae5c574902dd1904f80b0fc1d212.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2100
    • 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\dfpxdcnj.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4932
      • 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:1252
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\dfpxdcnj.txt"
        3⤵
        • Drops startup file
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1092
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\dfpxdcnj.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4064
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\dfpxdcnj.txt"
            5⤵
            • Creates scheduled task(s)
            PID:1040
        • 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\dfpxdcnj.txt"
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3992
          • 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:836
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:4812
          • 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:2492
            • 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:4320
          • 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:4500
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:3244
            • 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:848
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:2644

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        661ee1b8393b350a2316895efbee3ff6

        SHA1

        b009313bca0d9be3c74dc644bf4921842b758f8b

        SHA256

        f12e0f67af32fd40aba3da5ab5b99bed0caf169a91cc68c648cb511ff9a7ae75

        SHA512

        881ca211e13fdef6884e0627bf0f7059892d83e72e9b892ac7c7e9dc8817899a8374abb32c088a4a8953ae52680c03ea5446712632adbf2284f1a5553b1629a4

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

        Filesize

        46B

        MD5

        fed130636b502993706b90891839fb41

        SHA1

        2ce237119cc0dcba0fddd6075bbb035156144456

        SHA256

        5a794e8fd2d37f88c520d9dba50fc7cccef5d47b2312383dc50105b14f40f1be

        SHA512

        ed34cfcc87d12c324ea858c1c8023f88cf449750e0831610eb58dd153db65dc323b160e0c95fc9c51f98c9e03511bdbedb71fe24eee4b60186be96ea95ed9392

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna311118311945495469.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4124900551-4068476067-3491212533-1000\83aa4cc77f591dfc2374580bbd95f6ba_310807ab-751f-4d81-ae09-b202eaf21e19

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

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

        Filesize

        164KB

        MD5

        7ea89d19a8441cc58b7255dc9fb205fa

        SHA1

        2ae19607a8231bffd72353766f4017eb5492f3e8

        SHA256

        486b68ef93d03c4e486b8ddd9e153391e7debc6839e0c09d38999dd159e30705

        SHA512

        0a76f52939c305b2756fa486222210a4a8c40deff0fc753d11da899baaa84da2fed37ddbd333c6b1dc91ea07a2a1bffcaeb4db08dcbb3db97c925254e6bcbaf4

      • 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/1092-211-0x0000018B17F60000-0x0000018B17F61000-memory.dmp

        Filesize

        4KB

      • memory/3992-250-0x000001CE2CDF0000-0x000001CE2CDF1000-memory.dmp

        Filesize

        4KB

      • memory/4932-102-0x00000260184D0000-0x00000260184E0000-memory.dmp

        Filesize

        64KB

      • memory/4932-61-0x0000026018500000-0x0000026018510000-memory.dmp

        Filesize

        64KB

      • memory/4932-27-0x0000026018450000-0x0000026018460000-memory.dmp

        Filesize

        64KB

      • memory/4932-29-0x0000026018460000-0x0000026018470000-memory.dmp

        Filesize

        64KB

      • memory/4932-31-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-32-0x0000026018470000-0x0000026018480000-memory.dmp

        Filesize

        64KB

      • memory/4932-38-0x0000026018480000-0x0000026018490000-memory.dmp

        Filesize

        64KB

      • memory/4932-41-0x0000026018490000-0x00000260184A0000-memory.dmp

        Filesize

        64KB

      • memory/4932-43-0x0000026018180000-0x00000260183F0000-memory.dmp

        Filesize

        2.4MB

      • memory/4932-44-0x00000260184A0000-0x00000260184B0000-memory.dmp

        Filesize

        64KB

      • memory/4932-47-0x00000260184B0000-0x00000260184C0000-memory.dmp

        Filesize

        64KB

      • memory/4932-46-0x0000026018400000-0x0000026018410000-memory.dmp

        Filesize

        64KB

      • memory/4932-45-0x00000260183F0000-0x0000026018400000-memory.dmp

        Filesize

        64KB

      • memory/4932-50-0x00000260184C0000-0x00000260184D0000-memory.dmp

        Filesize

        64KB

      • memory/4932-49-0x0000026018410000-0x0000026018420000-memory.dmp

        Filesize

        64KB

      • memory/4932-57-0x00000260184E0000-0x00000260184F0000-memory.dmp

        Filesize

        64KB

      • memory/4932-56-0x00000260184D0000-0x00000260184E0000-memory.dmp

        Filesize

        64KB

      • memory/4932-55-0x0000026018430000-0x0000026018440000-memory.dmp

        Filesize

        64KB

      • memory/4932-54-0x0000026018420000-0x0000026018430000-memory.dmp

        Filesize

        64KB

      • memory/4932-59-0x0000026018440000-0x0000026018450000-memory.dmp

        Filesize

        64KB

      • memory/4932-60-0x00000260184F0000-0x0000026018500000-memory.dmp

        Filesize

        64KB

      • memory/4932-113-0x0000026018520000-0x0000026018530000-memory.dmp

        Filesize

        64KB

      • memory/4932-65-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-66-0x0000026018450000-0x0000026018460000-memory.dmp

        Filesize

        64KB

      • memory/4932-67-0x0000026018510000-0x0000026018520000-memory.dmp

        Filesize

        64KB

      • memory/4932-114-0x00000260185E0000-0x00000260185F0000-memory.dmp

        Filesize

        64KB

      • memory/4932-71-0x0000026018460000-0x0000026018470000-memory.dmp

        Filesize

        64KB

      • memory/4932-72-0x0000026018520000-0x0000026018530000-memory.dmp

        Filesize

        64KB

      • memory/4932-76-0x0000026018470000-0x0000026018480000-memory.dmp

        Filesize

        64KB

      • memory/4932-80-0x0000026018480000-0x0000026018490000-memory.dmp

        Filesize

        64KB

      • memory/4932-83-0x0000026018560000-0x0000026018570000-memory.dmp

        Filesize

        64KB

      • memory/4932-82-0x0000026018490000-0x00000260184A0000-memory.dmp

        Filesize

        64KB

      • memory/4932-79-0x0000026018550000-0x0000026018560000-memory.dmp

        Filesize

        64KB

      • memory/4932-78-0x0000026018540000-0x0000026018550000-memory.dmp

        Filesize

        64KB

      • memory/4932-77-0x0000026018530000-0x0000026018540000-memory.dmp

        Filesize

        64KB

      • memory/4932-87-0x0000026018570000-0x0000026018580000-memory.dmp

        Filesize

        64KB

      • memory/4932-86-0x00000260184A0000-0x00000260184B0000-memory.dmp

        Filesize

        64KB

      • memory/4932-89-0x00000260184B0000-0x00000260184C0000-memory.dmp

        Filesize

        64KB

      • memory/4932-91-0x0000026018590000-0x00000260185A0000-memory.dmp

        Filesize

        64KB

      • memory/4932-90-0x0000026018580000-0x0000026018590000-memory.dmp

        Filesize

        64KB

      • memory/4932-110-0x0000026018510000-0x0000026018520000-memory.dmp

        Filesize

        64KB

      • memory/4932-98-0x00000260185A0000-0x00000260185B0000-memory.dmp

        Filesize

        64KB

      • memory/4932-97-0x00000260184C0000-0x00000260184D0000-memory.dmp

        Filesize

        64KB

      • memory/4932-104-0x00000260185B0000-0x00000260185C0000-memory.dmp

        Filesize

        64KB

      • memory/4932-103-0x00000260184E0000-0x00000260184F0000-memory.dmp

        Filesize

        64KB

      • memory/4932-22-0x0000026018420000-0x0000026018430000-memory.dmp

        Filesize

        64KB

      • memory/4932-106-0x00000260184F0000-0x0000026018500000-memory.dmp

        Filesize

        64KB

      • memory/4932-108-0x00000260185C0000-0x00000260185D0000-memory.dmp

        Filesize

        64KB

      • memory/4932-107-0x0000026018500000-0x0000026018510000-memory.dmp

        Filesize

        64KB

      • memory/4932-111-0x00000260185D0000-0x00000260185E0000-memory.dmp

        Filesize

        64KB

      • memory/4932-96-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-25-0x0000026018440000-0x0000026018450000-memory.dmp

        Filesize

        64KB

      • memory/4932-68-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-119-0x00000260185F0000-0x0000026018600000-memory.dmp

        Filesize

        64KB

      • memory/4932-118-0x0000026018550000-0x0000026018560000-memory.dmp

        Filesize

        64KB

      • memory/4932-117-0x0000026018540000-0x0000026018550000-memory.dmp

        Filesize

        64KB

      • memory/4932-116-0x0000026018530000-0x0000026018540000-memory.dmp

        Filesize

        64KB

      • memory/4932-121-0x0000026018600000-0x0000026018610000-memory.dmp

        Filesize

        64KB

      • memory/4932-123-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-128-0x0000026018610000-0x0000026018620000-memory.dmp

        Filesize

        64KB

      • memory/4932-127-0x0000026018560000-0x0000026018570000-memory.dmp

        Filesize

        64KB

      • memory/4932-132-0x0000026018570000-0x0000026018580000-memory.dmp

        Filesize

        64KB

      • memory/4932-133-0x0000026018620000-0x0000026018630000-memory.dmp

        Filesize

        64KB

      • memory/4932-138-0x0000026018630000-0x0000026018640000-memory.dmp

        Filesize

        64KB

      • memory/4932-137-0x0000026018590000-0x00000260185A0000-memory.dmp

        Filesize

        64KB

      • memory/4932-136-0x0000026018580000-0x0000026018590000-memory.dmp

        Filesize

        64KB

      • memory/4932-142-0x0000026018640000-0x0000026018650000-memory.dmp

        Filesize

        64KB

      • memory/4932-141-0x00000260185A0000-0x00000260185B0000-memory.dmp

        Filesize

        64KB

      • memory/4932-144-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-147-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-148-0x00000260185B0000-0x00000260185C0000-memory.dmp

        Filesize

        64KB

      • memory/4932-150-0x0000026018160000-0x0000026018161000-memory.dmp

        Filesize

        4KB

      • memory/4932-171-0x0000026018520000-0x0000026018530000-memory.dmp

        Filesize

        64KB

      • memory/4932-170-0x0000026018500000-0x0000026018510000-memory.dmp

        Filesize

        64KB

      • memory/4932-169-0x00000260184F0000-0x0000026018500000-memory.dmp

        Filesize

        64KB

      • memory/4932-168-0x00000260184E0000-0x00000260184F0000-memory.dmp

        Filesize

        64KB

      • memory/4932-167-0x00000260184D0000-0x00000260184E0000-memory.dmp

        Filesize

        64KB

      • memory/4932-166-0x00000260184C0000-0x00000260184D0000-memory.dmp

        Filesize

        64KB

      • memory/4932-165-0x00000260184B0000-0x00000260184C0000-memory.dmp

        Filesize

        64KB

      • memory/4932-164-0x00000260184A0000-0x00000260184B0000-memory.dmp

        Filesize

        64KB

      • memory/4932-163-0x0000026018490000-0x00000260184A0000-memory.dmp

        Filesize

        64KB

      • memory/4932-161-0x0000026018480000-0x0000026018490000-memory.dmp

        Filesize

        64KB

      • memory/4932-160-0x0000026018550000-0x0000026018560000-memory.dmp

        Filesize

        64KB

      • memory/4932-159-0x0000026018460000-0x0000026018470000-memory.dmp

        Filesize

        64KB

      • memory/4932-158-0x0000026018450000-0x0000026018460000-memory.dmp

        Filesize

        64KB

      • memory/4932-157-0x0000026018440000-0x0000026018450000-memory.dmp

        Filesize

        64KB

      • memory/4932-156-0x0000026018430000-0x0000026018440000-memory.dmp

        Filesize

        64KB

      • memory/4932-155-0x0000026018420000-0x0000026018430000-memory.dmp

        Filesize

        64KB

      • memory/4932-154-0x0000026018410000-0x0000026018420000-memory.dmp

        Filesize

        64KB

      • memory/4932-153-0x0000026018400000-0x0000026018410000-memory.dmp

        Filesize

        64KB

      • memory/4932-152-0x00000260183F0000-0x0000026018400000-memory.dmp

        Filesize

        64KB

      • memory/4932-151-0x0000026018180000-0x00000260183F0000-memory.dmp

        Filesize

        2.4MB

      • memory/4932-179-0x0000026018590000-0x00000260185A0000-memory.dmp

        Filesize

        64KB

      • memory/4932-178-0x0000026018580000-0x0000026018590000-memory.dmp

        Filesize

        64KB

      • memory/4932-176-0x0000026018570000-0x0000026018580000-memory.dmp

        Filesize

        64KB

      • memory/4932-23-0x0000026018430000-0x0000026018440000-memory.dmp

        Filesize

        64KB

      • memory/4932-19-0x0000026018410000-0x0000026018420000-memory.dmp

        Filesize

        64KB

      • memory/4932-16-0x00000260183F0000-0x0000026018400000-memory.dmp

        Filesize

        64KB

      • memory/4932-17-0x0000026018400000-0x0000026018410000-memory.dmp

        Filesize

        64KB

      • memory/4932-4-0x0000026018180000-0x00000260183F0000-memory.dmp

        Filesize

        2.4MB

      • memory/4932-175-0x0000026018560000-0x0000026018570000-memory.dmp

        Filesize

        64KB

      • memory/4932-174-0x0000026018470000-0x0000026018480000-memory.dmp

        Filesize

        64KB

      • memory/4932-173-0x0000026018540000-0x0000026018550000-memory.dmp

        Filesize

        64KB

      • memory/4932-172-0x0000026018530000-0x0000026018540000-memory.dmp

        Filesize

        64KB