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Analysis

  • max time kernel
    295s
  • max time network
    296s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2025, 00:51

General

  • Target

    06032025_0051_CN_82727277362632736420099283uwh2DBEROOWLWO_REF_MUEUWEU-UWIWD9292.jar

  • Size

    267KB

  • MD5

    cf27c3ff5ae2975534befb855d826c49

  • SHA1

    7eaa84345e1edfa7cf1621e30367926146728760

  • SHA256

    9a048c1ab9f6585996c7d8d86f197b80e6387a9fb44f12750fefd541ca9aedb8

  • SHA512

    43d958d532508c91e1096bd2bf0c19126ba150f57410cd88efd650538653141fc5f5d639c6c48389887ebb5afddb202dd225845ed6d53930715cb3cc4488028a

  • SSDEEP

    3072:ONIrKquwxuXkXyMLQShsur8rrQ5SMY8RBjq4xAyiKdrJsgAcSOtI9fWSjUi1W1YU:vluwxuXkXj5qKyirnAdOtxSZDTw

Malware Config

Extracted

Family

strrat

C2

ajaramyrus.duckdns.org:5686

127.0.01:5686

Attributes
  • license_id

    G8RJ-32K8-DAFD-KIMM-TXTY

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    false

  • secondary_startup

    true

  • startup

    true

Signatures

  • STRRAT

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

  • Strrat family
  • 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.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\06032025_0051_CN_82727277362632736420099283uwh2DBEROOWLWO_REF_MUEUWEU-UWIWD9292.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\06032025_0051_CN_82727277362632736420099283uwh2DBEROOWLWO_REF_MUEUWEU-UWIWD9292.jar"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4828
      • 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\06032025_0051_CN_82727277362632736420099283uwh2DBEROOWLWO_REF_MUEUWEU-UWIWD9292.jar"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3736
        • 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:4840
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2252
        • 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:2108
          • 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:2876
        • 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:2656
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
            5⤵
              PID:1716
          • 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:388
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              5⤵
                PID:4120

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        46B

        MD5

        f936ee8dfdc72afd3cae5665fcc57f6a

        SHA1

        23699a5ba40611e7de445a30561d5e1ddf07fe53

        SHA256

        37a91314d51028cfaff773d0e2cd6f04babd1fdb7366c96e23c8b0a6da93d9d5

        SHA512

        034773d7bba0c0488b00b5f4ba84a25cba0a0f082e79752748642e289d1cede3413f8176c34195a14c52cad293b120431207c472f983558d155e7ce04645e280

      • C:\Users\Admin\06032025_0051_CN_82727277362632736420099283uwh2DBEROOWLWO_REF_MUEUWEU-UWIWD9292.jar

        Filesize

        267KB

        MD5

        cf27c3ff5ae2975534befb855d826c49

        SHA1

        7eaa84345e1edfa7cf1621e30367926146728760

        SHA256

        9a048c1ab9f6585996c7d8d86f197b80e6387a9fb44f12750fefd541ca9aedb8

        SHA512

        43d958d532508c91e1096bd2bf0c19126ba150f57410cd88efd650538653141fc5f5d639c6c48389887ebb5afddb202dd225845ed6d53930715cb3cc4488028a

      • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna5873440629076883839.dll

        Filesize

        241KB

        MD5

        e02979ecd43bcc9061eb2b494ab5af50

        SHA1

        3122ac0e751660f646c73b10c4f79685aa65c545

        SHA256

        a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

        SHA512

        1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1479699283-3000499823-2337359760-1000\83aa4cc77f591dfc2374580bbd95f6ba_f4088cb7-eb2a-4ecc-aaae-1ec507574acf

        Filesize

        45B

        MD5

        c8366ae350e7019aefc9d1e6e6a498c6

        SHA1

        5731d8a3e6568a5f2dfbbc87e3db9637df280b61

        SHA256

        11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

        SHA512

        33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

      • 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/1780-112-0x0000025BDADE0000-0x0000025BDADF0000-memory.dmp

        Filesize

        64KB

      • memory/1780-163-0x0000025BDAC90000-0x0000025BDACA0000-memory.dmp

        Filesize

        64KB

      • memory/1780-37-0x0000025BDA980000-0x0000025BDABF0000-memory.dmp

        Filesize

        2.4MB

      • memory/1780-41-0x0000025BDABF0000-0x0000025BDAC00000-memory.dmp

        Filesize

        64KB

      • memory/1780-43-0x0000025BDAC00000-0x0000025BDAC10000-memory.dmp

        Filesize

        64KB

      • memory/1780-44-0x0000025BDACB0000-0x0000025BDACC0000-memory.dmp

        Filesize

        64KB

      • memory/1780-40-0x0000025BDACA0000-0x0000025BDACB0000-memory.dmp

        Filesize

        64KB

      • memory/1780-39-0x0000025BDAC90000-0x0000025BDACA0000-memory.dmp

        Filesize

        64KB

      • memory/1780-38-0x0000025BDAC80000-0x0000025BDAC90000-memory.dmp

        Filesize

        64KB

      • memory/1780-55-0x0000025BDAC20000-0x0000025BDAC30000-memory.dmp

        Filesize

        64KB

      • memory/1780-54-0x0000025BDACF0000-0x0000025BDAD00000-memory.dmp

        Filesize

        64KB

      • memory/1780-58-0x0000025BDAD00000-0x0000025BDAD10000-memory.dmp

        Filesize

        64KB

      • memory/1780-57-0x0000025BDAC40000-0x0000025BDAC50000-memory.dmp

        Filesize

        64KB

      • memory/1780-56-0x0000025BDAC30000-0x0000025BDAC40000-memory.dmp

        Filesize

        64KB

      • memory/1780-53-0x0000025BDACE0000-0x0000025BDACF0000-memory.dmp

        Filesize

        64KB

      • memory/1780-52-0x0000025BDACD0000-0x0000025BDACE0000-memory.dmp

        Filesize

        64KB

      • memory/1780-51-0x0000025BDACC0000-0x0000025BDACD0000-memory.dmp

        Filesize

        64KB

      • memory/1780-50-0x0000025BDAC10000-0x0000025BDAC20000-memory.dmp

        Filesize

        64KB

      • memory/1780-62-0x0000025BDAD10000-0x0000025BDAD20000-memory.dmp

        Filesize

        64KB

      • memory/1780-63-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-68-0x0000025BDAD20000-0x0000025BDAD30000-memory.dmp

        Filesize

        64KB

      • memory/1780-67-0x0000025BDAC50000-0x0000025BDAC60000-memory.dmp

        Filesize

        64KB

      • memory/1780-65-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-70-0x0000025BDAC60000-0x0000025BDAC70000-memory.dmp

        Filesize

        64KB

      • memory/1780-71-0x0000025BDAD30000-0x0000025BDAD40000-memory.dmp

        Filesize

        64KB

      • memory/1780-79-0x0000025BDACA0000-0x0000025BDACB0000-memory.dmp

        Filesize

        64KB

      • memory/1780-78-0x0000025BDAC90000-0x0000025BDACA0000-memory.dmp

        Filesize

        64KB

      • memory/1780-77-0x0000025BDAC80000-0x0000025BDAC90000-memory.dmp

        Filesize

        64KB

      • memory/1780-76-0x0000025BDAD50000-0x0000025BDAD60000-memory.dmp

        Filesize

        64KB

      • memory/1780-85-0x0000025BDAD60000-0x0000025BDAD70000-memory.dmp

        Filesize

        64KB

      • memory/1780-89-0x0000025BDACB0000-0x0000025BDACC0000-memory.dmp

        Filesize

        64KB

      • memory/1780-88-0x0000025BDAD90000-0x0000025BDADA0000-memory.dmp

        Filesize

        64KB

      • memory/1780-87-0x0000025BDAD80000-0x0000025BDAD90000-memory.dmp

        Filesize

        64KB

      • memory/1780-86-0x0000025BDAD70000-0x0000025BDAD80000-memory.dmp

        Filesize

        64KB

      • memory/1780-75-0x0000025BDAD40000-0x0000025BDAD50000-memory.dmp

        Filesize

        64KB

      • memory/1780-74-0x0000025BDAC70000-0x0000025BDAC80000-memory.dmp

        Filesize

        64KB

      • memory/1780-94-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-100-0x0000025BDADA0000-0x0000025BDADB0000-memory.dmp

        Filesize

        64KB

      • memory/1780-99-0x0000025BDACF0000-0x0000025BDAD00000-memory.dmp

        Filesize

        64KB

      • memory/1780-98-0x0000025BDACE0000-0x0000025BDACF0000-memory.dmp

        Filesize

        64KB

      • memory/1780-97-0x0000025BDACD0000-0x0000025BDACE0000-memory.dmp

        Filesize

        64KB

      • memory/1780-96-0x0000025BDACC0000-0x0000025BDACD0000-memory.dmp

        Filesize

        64KB

      • memory/1780-102-0x0000025BDADB0000-0x0000025BDADC0000-memory.dmp

        Filesize

        64KB

      • memory/1780-104-0x0000025BDAD00000-0x0000025BDAD10000-memory.dmp

        Filesize

        64KB

      • memory/1780-105-0x0000025BDADC0000-0x0000025BDADD0000-memory.dmp

        Filesize

        64KB

      • memory/1780-106-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-108-0x0000025BDAD10000-0x0000025BDAD20000-memory.dmp

        Filesize

        64KB

      • memory/1780-109-0x0000025BDADD0000-0x0000025BDADE0000-memory.dmp

        Filesize

        64KB

      • memory/1780-111-0x0000025BDAD20000-0x0000025BDAD30000-memory.dmp

        Filesize

        64KB

      • memory/1780-2-0x0000025BDA980000-0x0000025BDABF0000-memory.dmp

        Filesize

        2.4MB

      • memory/1780-114-0x0000025BDAD30000-0x0000025BDAD40000-memory.dmp

        Filesize

        64KB

      • memory/1780-115-0x0000025BDADF0000-0x0000025BDAE00000-memory.dmp

        Filesize

        64KB

      • memory/1780-29-0x0000025BDAC70000-0x0000025BDAC80000-memory.dmp

        Filesize

        64KB

      • memory/1780-119-0x0000025BDAD50000-0x0000025BDAD60000-memory.dmp

        Filesize

        64KB

      • memory/1780-128-0x0000025BDAE20000-0x0000025BDAE30000-memory.dmp

        Filesize

        64KB

      • memory/1780-122-0x0000025BDAE10000-0x0000025BDAE20000-memory.dmp

        Filesize

        64KB

      • memory/1780-126-0x0000025BDAD80000-0x0000025BDAD90000-memory.dmp

        Filesize

        64KB

      • memory/1780-125-0x0000025BDAD70000-0x0000025BDAD80000-memory.dmp

        Filesize

        64KB

      • memory/1780-124-0x0000025BDAD60000-0x0000025BDAD70000-memory.dmp

        Filesize

        64KB

      • memory/1780-118-0x0000025BDAD40000-0x0000025BDAD50000-memory.dmp

        Filesize

        64KB

      • memory/1780-127-0x0000025BDAD90000-0x0000025BDADA0000-memory.dmp

        Filesize

        64KB

      • memory/1780-130-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-137-0x0000025BDAE30000-0x0000025BDAE40000-memory.dmp

        Filesize

        64KB

      • memory/1780-136-0x0000025BDADA0000-0x0000025BDADB0000-memory.dmp

        Filesize

        64KB

      • memory/1780-138-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-142-0x0000025BDADB0000-0x0000025BDADC0000-memory.dmp

        Filesize

        64KB

      • memory/1780-145-0x0000025BDADC0000-0x0000025BDADD0000-memory.dmp

        Filesize

        64KB

      • memory/1780-147-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-148-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-158-0x0000025BDAC70000-0x0000025BDAC80000-memory.dmp

        Filesize

        64KB

      • memory/1780-157-0x0000025BDAC60000-0x0000025BDAC70000-memory.dmp

        Filesize

        64KB

      • memory/1780-156-0x0000025BDAC50000-0x0000025BDAC60000-memory.dmp

        Filesize

        64KB

      • memory/1780-155-0x0000025BDAC40000-0x0000025BDAC50000-memory.dmp

        Filesize

        64KB

      • memory/1780-154-0x0000025BDAC30000-0x0000025BDAC40000-memory.dmp

        Filesize

        64KB

      • memory/1780-153-0x0000025BDAC20000-0x0000025BDAC30000-memory.dmp

        Filesize

        64KB

      • memory/1780-152-0x0000025BDAC10000-0x0000025BDAC20000-memory.dmp

        Filesize

        64KB

      • memory/1780-151-0x0000025BDAC00000-0x0000025BDAC10000-memory.dmp

        Filesize

        64KB

      • memory/1780-150-0x0000025BDABF0000-0x0000025BDAC00000-memory.dmp

        Filesize

        64KB

      • memory/1780-149-0x0000025BDA980000-0x0000025BDABF0000-memory.dmp

        Filesize

        2.4MB

      • memory/1780-28-0x0000025BD9180000-0x0000025BD9181000-memory.dmp

        Filesize

        4KB

      • memory/1780-178-0x0000025BDAE10000-0x0000025BDAE20000-memory.dmp

        Filesize

        64KB

      • memory/1780-177-0x0000025BDAE00000-0x0000025BDAE10000-memory.dmp

        Filesize

        64KB

      • memory/1780-176-0x0000025BDADF0000-0x0000025BDAE00000-memory.dmp

        Filesize

        64KB

      • memory/1780-175-0x0000025BDADE0000-0x0000025BDADF0000-memory.dmp

        Filesize

        64KB

      • memory/1780-174-0x0000025BDADD0000-0x0000025BDADE0000-memory.dmp

        Filesize

        64KB

      • memory/1780-173-0x0000025BDAD90000-0x0000025BDADA0000-memory.dmp

        Filesize

        64KB

      • memory/1780-26-0x0000025BDAC60000-0x0000025BDAC70000-memory.dmp

        Filesize

        64KB

      • memory/1780-172-0x0000025BDAD40000-0x0000025BDAD50000-memory.dmp

        Filesize

        64KB

      • memory/1780-171-0x0000025BDAD10000-0x0000025BDAD20000-memory.dmp

        Filesize

        64KB

      • memory/1780-170-0x0000025BDAD00000-0x0000025BDAD10000-memory.dmp

        Filesize

        64KB

      • memory/1780-169-0x0000025BDACF0000-0x0000025BDAD00000-memory.dmp

        Filesize

        64KB

      • memory/1780-168-0x0000025BDACE0000-0x0000025BDACF0000-memory.dmp

        Filesize

        64KB

      • memory/1780-167-0x0000025BDACD0000-0x0000025BDACE0000-memory.dmp

        Filesize

        64KB

      • memory/1780-166-0x0000025BDACC0000-0x0000025BDACD0000-memory.dmp

        Filesize

        64KB

      • memory/1780-165-0x0000025BDACB0000-0x0000025BDACC0000-memory.dmp

        Filesize

        64KB

      • memory/1780-164-0x0000025BDACA0000-0x0000025BDACB0000-memory.dmp

        Filesize

        64KB

      • memory/1780-120-0x0000025BDAE00000-0x0000025BDAE10000-memory.dmp

        Filesize

        64KB

      • memory/1780-162-0x0000025BDAC80000-0x0000025BDAC90000-memory.dmp

        Filesize

        64KB

      • memory/1780-25-0x0000025BDAC50000-0x0000025BDAC60000-memory.dmp

        Filesize

        64KB

      • memory/1780-21-0x0000025BDAC30000-0x0000025BDAC40000-memory.dmp

        Filesize

        64KB

      • memory/1780-22-0x0000025BDAC40000-0x0000025BDAC50000-memory.dmp

        Filesize

        64KB

      • memory/1780-18-0x0000025BDAC20000-0x0000025BDAC30000-memory.dmp

        Filesize

        64KB

      • memory/1780-12-0x0000025BDABF0000-0x0000025BDAC00000-memory.dmp

        Filesize

        64KB

      • memory/1780-17-0x0000025BDAC10000-0x0000025BDAC20000-memory.dmp

        Filesize

        64KB

      • memory/1780-14-0x0000025BDAC00000-0x0000025BDAC10000-memory.dmp

        Filesize

        64KB

      • memory/3736-266-0x0000023AA9860000-0x0000023AA9861000-memory.dmp

        Filesize

        4KB

      • memory/4828-206-0x000001EA59EF0000-0x000001EA59EF1000-memory.dmp

        Filesize

        4KB