Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-10-2024 12:59

General

  • Target

    Tax Returns Of R38,765.js

  • Size

    211KB

  • MD5

    e947528c147eb16988daa321ae3cd7ea

  • SHA1

    3d8b74f4215266a55a81c2024af8748357250c62

  • SHA256

    9f447130d0bfc9381af846b22967c76537b8ebf452c241c1b78c1e55ce50843e

  • SHA512

    5ebd763f9a1461b05b5b78f46b865e6e086442480540e22914b3f496e226243a350533f5081bd7bb33f9d4763107c0caa12d97cfff521839763dfc13f63f0b8e

  • SSDEEP

    6144:DQBDS9zYBtO2eZxZZjk88ZNTJrpXrZgZkm:kBsexILyLlFrZQ

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\Tax Returns Of R38,765.js"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:436
    • 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\vcqicvmi.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1112
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\vcqicvmi.txt"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1248
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\vcqicvmi.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4808
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\vcqicvmi.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4132
        • 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\vcqicvmi.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4840
          • 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:2528
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:320
          • 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:4040
            • 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:2772
          • 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:4640
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:3240
            • 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:4324
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:4440

      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\jna1909084690362059012.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2437139445-1151884604-3026847218-1000\83aa4cc77f591dfc2374580bbd95f6ba_4304acb9-c3f6-452a-9860-eb4e85d38d4e

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

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

        Filesize

        92KB

        MD5

        2543beb989715570292d7263b60bab1a

        SHA1

        ebb68838c9ce8f235349c2616bdd65f294b271ee

        SHA256

        3ec814fcff2491c0863b5d5e5e26af3799bae70bc7fa4768cb5fbac74f0e0cab

        SHA512

        c47b6f843bcc4906b03e011b0405b4bfb3bb65422e14fd6dd8bc7bc4975e055d5e93a3562c0031dcb065649d82b8e5ca30cf1279044bea572eb5c9ee30a264db

      • 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/1112-101-0x000002B7C2300000-0x000002B7C2310000-memory.dmp

        Filesize

        64KB

      • memory/1112-157-0x000002B7C2260000-0x000002B7C2270000-memory.dmp

        Filesize

        64KB

      • memory/1112-24-0x000002B7C2240000-0x000002B7C2250000-memory.dmp

        Filesize

        64KB

      • memory/1112-25-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-23-0x000002B7C2230000-0x000002B7C2240000-memory.dmp

        Filesize

        64KB

      • memory/1112-22-0x000002B7C2220000-0x000002B7C2230000-memory.dmp

        Filesize

        64KB

      • memory/1112-30-0x000002B7C2260000-0x000002B7C2270000-memory.dmp

        Filesize

        64KB

      • memory/1112-29-0x000002B7C2250000-0x000002B7C2260000-memory.dmp

        Filesize

        64KB

      • memory/1112-31-0x000002B7C2270000-0x000002B7C2280000-memory.dmp

        Filesize

        64KB

      • memory/1112-37-0x000002B7C2280000-0x000002B7C2290000-memory.dmp

        Filesize

        64KB

      • memory/1112-41-0x000002B7C1F80000-0x000002B7C21F0000-memory.dmp

        Filesize

        2.4MB

      • memory/1112-44-0x000002B7C21F0000-0x000002B7C2200000-memory.dmp

        Filesize

        64KB

      • memory/1112-43-0x000002B7C22A0000-0x000002B7C22B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-42-0x000002B7C2290000-0x000002B7C22A0000-memory.dmp

        Filesize

        64KB

      • memory/1112-47-0x000002B7C22B0000-0x000002B7C22C0000-memory.dmp

        Filesize

        64KB

      • memory/1112-46-0x000002B7C2210000-0x000002B7C2220000-memory.dmp

        Filesize

        64KB

      • memory/1112-45-0x000002B7C2200000-0x000002B7C2210000-memory.dmp

        Filesize

        64KB

      • memory/1112-49-0x000002B7C22C0000-0x000002B7C22D0000-memory.dmp

        Filesize

        64KB

      • memory/1112-54-0x000002B7C22D0000-0x000002B7C22E0000-memory.dmp

        Filesize

        64KB

      • memory/1112-53-0x000002B7C2240000-0x000002B7C2250000-memory.dmp

        Filesize

        64KB

      • memory/1112-52-0x000002B7C2230000-0x000002B7C2240000-memory.dmp

        Filesize

        64KB

      • memory/1112-51-0x000002B7C2220000-0x000002B7C2230000-memory.dmp

        Filesize

        64KB

      • memory/1112-59-0x000002B7C2250000-0x000002B7C2260000-memory.dmp

        Filesize

        64KB

      • memory/1112-60-0x000002B7C2260000-0x000002B7C2270000-memory.dmp

        Filesize

        64KB

      • memory/1112-58-0x000002B7C22F0000-0x000002B7C2300000-memory.dmp

        Filesize

        64KB

      • memory/1112-57-0x000002B7C22E0000-0x000002B7C22F0000-memory.dmp

        Filesize

        64KB

      • memory/1112-63-0x000002B7C2300000-0x000002B7C2310000-memory.dmp

        Filesize

        64KB

      • memory/1112-66-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-67-0x000002B7C2270000-0x000002B7C2280000-memory.dmp

        Filesize

        64KB

      • memory/1112-68-0x000002B7C2310000-0x000002B7C2320000-memory.dmp

        Filesize

        64KB

      • memory/1112-69-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-72-0x000002B7C2320000-0x000002B7C2330000-memory.dmp

        Filesize

        64KB

      • memory/1112-71-0x000002B7C2280000-0x000002B7C2290000-memory.dmp

        Filesize

        64KB

      • memory/1112-76-0x000002B7C2290000-0x000002B7C22A0000-memory.dmp

        Filesize

        64KB

      • memory/1112-78-0x000002B7C22A0000-0x000002B7C22B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-79-0x000002B7C2340000-0x000002B7C2350000-memory.dmp

        Filesize

        64KB

      • memory/1112-77-0x000002B7C2330000-0x000002B7C2340000-memory.dmp

        Filesize

        64KB

      • memory/1112-83-0x000002B7C2350000-0x000002B7C2360000-memory.dmp

        Filesize

        64KB

      • memory/1112-85-0x000002B7C2360000-0x000002B7C2370000-memory.dmp

        Filesize

        64KB

      • memory/1112-84-0x000002B7C22C0000-0x000002B7C22D0000-memory.dmp

        Filesize

        64KB

      • memory/1112-82-0x000002B7C22B0000-0x000002B7C22C0000-memory.dmp

        Filesize

        64KB

      • memory/1112-92-0x000002B7C22F0000-0x000002B7C2300000-memory.dmp

        Filesize

        64KB

      • memory/1112-91-0x000002B7C22E0000-0x000002B7C22F0000-memory.dmp

        Filesize

        64KB

      • memory/1112-108-0x000002B7C23B0000-0x000002B7C23C0000-memory.dmp

        Filesize

        64KB

      • memory/1112-89-0x000002B7C2370000-0x000002B7C2380000-memory.dmp

        Filesize

        64KB

      • memory/1112-88-0x000002B7C22D0000-0x000002B7C22E0000-memory.dmp

        Filesize

        64KB

      • memory/1112-97-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-98-0x000002B7C2390000-0x000002B7C23A0000-memory.dmp

        Filesize

        64KB

      • memory/1112-100-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-102-0x000002B7C23A0000-0x000002B7C23B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-17-0x000002B7C2200000-0x000002B7C2210000-memory.dmp

        Filesize

        64KB

      • memory/1112-104-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-110-0x000002B7C2320000-0x000002B7C2330000-memory.dmp

        Filesize

        64KB

      • memory/1112-109-0x000002B7C23C0000-0x000002B7C23D0000-memory.dmp

        Filesize

        64KB

      • memory/1112-90-0x000002B7C2380000-0x000002B7C2390000-memory.dmp

        Filesize

        64KB

      • memory/1112-18-0x000002B7C2210000-0x000002B7C2220000-memory.dmp

        Filesize

        64KB

      • memory/1112-145-0x000002B7C23C0000-0x000002B7C23D0000-memory.dmp

        Filesize

        64KB

      • memory/1112-120-0x000002B7C23E0000-0x000002B7C23F0000-memory.dmp

        Filesize

        64KB

      • memory/1112-121-0x000002B7C2340000-0x000002B7C2350000-memory.dmp

        Filesize

        64KB

      • memory/1112-117-0x000002B7C23D0000-0x000002B7C23E0000-memory.dmp

        Filesize

        64KB

      • memory/1112-115-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-124-0x000002B7C23F0000-0x000002B7C2400000-memory.dmp

        Filesize

        64KB

      • memory/1112-123-0x000002B7C2350000-0x000002B7C2360000-memory.dmp

        Filesize

        64KB

      • memory/1112-127-0x000002B7C2400000-0x000002B7C2410000-memory.dmp

        Filesize

        64KB

      • memory/1112-126-0x000002B7C2360000-0x000002B7C2370000-memory.dmp

        Filesize

        64KB

      • memory/1112-131-0x000002B7C2410000-0x000002B7C2420000-memory.dmp

        Filesize

        64KB

      • memory/1112-130-0x000002B7C2380000-0x000002B7C2390000-memory.dmp

        Filesize

        64KB

      • memory/1112-129-0x000002B7C2370000-0x000002B7C2380000-memory.dmp

        Filesize

        64KB

      • memory/1112-135-0x000002B7C2420000-0x000002B7C2430000-memory.dmp

        Filesize

        64KB

      • memory/1112-140-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-141-0x000002B7C2390000-0x000002B7C23A0000-memory.dmp

        Filesize

        64KB

      • memory/1112-143-0x000002B7C23A0000-0x000002B7C23B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-144-0x000002B7C23B0000-0x000002B7C23C0000-memory.dmp

        Filesize

        64KB

      • memory/1112-114-0x000002B7C2330000-0x000002B7C2340000-memory.dmp

        Filesize

        64KB

      • memory/1112-148-0x000002B7C0770000-0x000002B7C0771000-memory.dmp

        Filesize

        4KB

      • memory/1112-154-0x000002B7C2230000-0x000002B7C2240000-memory.dmp

        Filesize

        64KB

      • memory/1112-153-0x000002B7C2220000-0x000002B7C2230000-memory.dmp

        Filesize

        64KB

      • memory/1112-152-0x000002B7C2210000-0x000002B7C2220000-memory.dmp

        Filesize

        64KB

      • memory/1112-151-0x000002B7C2200000-0x000002B7C2210000-memory.dmp

        Filesize

        64KB

      • memory/1112-150-0x000002B7C21F0000-0x000002B7C2200000-memory.dmp

        Filesize

        64KB

      • memory/1112-149-0x000002B7C22A0000-0x000002B7C22B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-156-0x000002B7C2250000-0x000002B7C2260000-memory.dmp

        Filesize

        64KB

      • memory/1112-160-0x000002B7C2290000-0x000002B7C22A0000-memory.dmp

        Filesize

        64KB

      • memory/1112-176-0x000002B7C2420000-0x000002B7C2430000-memory.dmp

        Filesize

        64KB

      • memory/1112-175-0x000002B7C2410000-0x000002B7C2420000-memory.dmp

        Filesize

        64KB

      • memory/1112-174-0x000002B7C2400000-0x000002B7C2410000-memory.dmp

        Filesize

        64KB

      • memory/1112-173-0x000002B7C23F0000-0x000002B7C2400000-memory.dmp

        Filesize

        64KB

      • memory/1112-172-0x000002B7C23E0000-0x000002B7C23F0000-memory.dmp

        Filesize

        64KB

      • memory/1112-171-0x000002B7C23D0000-0x000002B7C23E0000-memory.dmp

        Filesize

        64KB

      • memory/1112-170-0x000002B7C2380000-0x000002B7C2390000-memory.dmp

        Filesize

        64KB

      • memory/1112-169-0x000002B7C2320000-0x000002B7C2330000-memory.dmp

        Filesize

        64KB

      • memory/1112-168-0x000002B7C2310000-0x000002B7C2320000-memory.dmp

        Filesize

        64KB

      • memory/1112-167-0x000002B7C2300000-0x000002B7C2310000-memory.dmp

        Filesize

        64KB

      • memory/1112-166-0x000002B7C22F0000-0x000002B7C2300000-memory.dmp

        Filesize

        64KB

      • memory/1112-165-0x000002B7C22E0000-0x000002B7C22F0000-memory.dmp

        Filesize

        64KB

      • memory/1112-164-0x000002B7C22D0000-0x000002B7C22E0000-memory.dmp

        Filesize

        64KB

      • memory/1112-163-0x000002B7C22C0000-0x000002B7C22D0000-memory.dmp

        Filesize

        64KB

      • memory/1112-162-0x000002B7C22B0000-0x000002B7C22C0000-memory.dmp

        Filesize

        64KB

      • memory/1112-14-0x000002B7C21F0000-0x000002B7C2200000-memory.dmp

        Filesize

        64KB

      • memory/1112-4-0x000002B7C1F80000-0x000002B7C21F0000-memory.dmp

        Filesize

        2.4MB

      • memory/1112-161-0x000002B7C1F80000-0x000002B7C21F0000-memory.dmp

        Filesize

        2.4MB

      • memory/1112-159-0x000002B7C2280000-0x000002B7C2290000-memory.dmp

        Filesize

        64KB

      • memory/1112-158-0x000002B7C2270000-0x000002B7C2280000-memory.dmp

        Filesize

        64KB

      • memory/1112-107-0x000002B7C2310000-0x000002B7C2320000-memory.dmp

        Filesize

        64KB

      • memory/1112-155-0x000002B7C2240000-0x000002B7C2250000-memory.dmp

        Filesize

        64KB

      • memory/1248-209-0x00000254029C0000-0x00000254029C1000-memory.dmp

        Filesize

        4KB

      • memory/1248-225-0x00000254029C0000-0x00000254029C1000-memory.dmp

        Filesize

        4KB

      • memory/4840-253-0x000001CA19490000-0x000001CA19491000-memory.dmp

        Filesize

        4KB

      • memory/4840-268-0x000001CA19490000-0x000001CA19491000-memory.dmp

        Filesize

        4KB