Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-01-2024 03:48

General

  • Target

    eca96e3eb1fe44265acc31373a1dadb9.exe

  • Size

    3.7MB

  • MD5

    eca96e3eb1fe44265acc31373a1dadb9

  • SHA1

    3221c9a9d13cc4b0ae24b7d2cc807f18feb3ea4f

  • SHA256

    906623a415b6de1164c7798d3743a5fc06ca0ccc58ca76c8b35ef0a674991608

  • SHA512

    ce2829831d5e5bc8783dc1d871957184f48504bd2aa741456dab29dbdac72b1ad1c110964232655cae67992283dadfc96f46417bacb700b1bd55ba4b6494a6a1

  • SSDEEP

    98304:lbPH543INzdx/9yiXGBwmcFBcBL+PRao/Szic:lb/5cUxllGBgFamYF

Malware Config

Signatures

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eca96e3eb1fe44265acc31373a1dadb9.exe
    "C:\Users\Admin\AppData\Local\Temp\eca96e3eb1fe44265acc31373a1dadb9.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:232
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2876
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Remove -ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Tests_for_preparation_for_the_academy';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Tests_for_preparation_for_the_academy' -Value '"C:\Users\Admin\AppData\Local\Tests_for_preparation_for_the_academy\Tests_for_preparation_for_the_academy.exe"' -PropertyType 'String'
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

    Filesize

    742KB

    MD5

    544cd51a596619b78e9b54b70088307d

    SHA1

    4769ddd2dbc1dc44b758964ed0bd231b85880b65

    SHA256

    dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd

    SHA512

    f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_crxojdhu.1dl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF9D3.tmp

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\tmpFA14.tmp

    Filesize

    20KB

    MD5

    49693267e0adbcd119f9f5e02adf3a80

    SHA1

    3ba3d7f89b8ad195ca82c92737e960e1f2b349df

    SHA256

    d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

    SHA512

    b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

  • memory/232-14-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-17-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-6-0x0000000006840000-0x00000000069D2000-memory.dmp

    Filesize

    1.6MB

  • memory/232-4-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-13-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-12-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-30-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/232-16-0x0000000006C20000-0x0000000006C30000-memory.dmp

    Filesize

    64KB

  • memory/232-15-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-5-0x00000000054A0000-0x000000000570A000-memory.dmp

    Filesize

    2.4MB

  • memory/232-18-0x0000000005290000-0x00000000052A0000-memory.dmp

    Filesize

    64KB

  • memory/232-19-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

    Filesize

    1024KB

  • memory/232-20-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

    Filesize

    1024KB

  • memory/232-22-0x0000000006CF0000-0x0000000006DF0000-memory.dmp

    Filesize

    1024KB

  • memory/232-3-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/232-2-0x0000000004FB0000-0x000000000504C000-memory.dmp

    Filesize

    624KB

  • memory/232-24-0x00000000073C0000-0x0000000007964000-memory.dmp

    Filesize

    5.6MB

  • memory/232-1-0x0000000000250000-0x0000000000614000-memory.dmp

    Filesize

    3.8MB

  • memory/232-0-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/884-36-0x0000000005AB0000-0x00000000060D8000-memory.dmp

    Filesize

    6.2MB

  • memory/884-94-0x0000000007F50000-0x0000000007F64000-memory.dmp

    Filesize

    80KB

  • memory/884-100-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/884-32-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/884-33-0x0000000005470000-0x0000000005480000-memory.dmp

    Filesize

    64KB

  • memory/884-97-0x0000000008070000-0x0000000008092000-memory.dmp

    Filesize

    136KB

  • memory/884-35-0x0000000005470000-0x0000000005480000-memory.dmp

    Filesize

    64KB

  • memory/884-96-0x0000000008030000-0x0000000008038000-memory.dmp

    Filesize

    32KB

  • memory/884-95-0x0000000008050000-0x000000000806A000-memory.dmp

    Filesize

    104KB

  • memory/884-38-0x00000000060E0000-0x0000000006102000-memory.dmp

    Filesize

    136KB

  • memory/884-31-0x0000000003050000-0x0000000003086000-memory.dmp

    Filesize

    216KB

  • memory/884-46-0x00000000063D0000-0x0000000006436000-memory.dmp

    Filesize

    408KB

  • memory/884-50-0x00000000064B0000-0x0000000006516000-memory.dmp

    Filesize

    408KB

  • memory/884-91-0x0000000007F90000-0x0000000008026000-memory.dmp

    Filesize

    600KB

  • memory/884-51-0x00000000065B0000-0x0000000006904000-memory.dmp

    Filesize

    3.3MB

  • memory/884-93-0x0000000007F40000-0x0000000007F4E000-memory.dmp

    Filesize

    56KB

  • memory/884-53-0x0000000006A00000-0x0000000006A1E000-memory.dmp

    Filesize

    120KB

  • memory/884-54-0x0000000006A20000-0x0000000006A6C000-memory.dmp

    Filesize

    304KB

  • memory/884-55-0x0000000005470000-0x0000000005480000-memory.dmp

    Filesize

    64KB

  • memory/884-56-0x000000007F2F0000-0x000000007F300000-memory.dmp

    Filesize

    64KB

  • memory/884-68-0x0000000006FB0000-0x0000000006FCE000-memory.dmp

    Filesize

    120KB

  • memory/884-58-0x0000000070900000-0x000000007094C000-memory.dmp

    Filesize

    304KB

  • memory/884-57-0x00000000079B0000-0x00000000079E2000-memory.dmp

    Filesize

    200KB

  • memory/884-69-0x0000000007BF0000-0x0000000007C93000-memory.dmp

    Filesize

    652KB

  • memory/884-71-0x0000000007D10000-0x0000000007D2A000-memory.dmp

    Filesize

    104KB

  • memory/884-70-0x0000000008350000-0x00000000089CA000-memory.dmp

    Filesize

    6.5MB

  • memory/884-72-0x0000000007D80000-0x0000000007D8A000-memory.dmp

    Filesize

    40KB

  • memory/884-92-0x0000000007F10000-0x0000000007F21000-memory.dmp

    Filesize

    68KB

  • memory/2876-26-0x0000000005020000-0x00000000050B2000-memory.dmp

    Filesize

    584KB

  • memory/2876-21-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/2876-23-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2876-52-0x00000000057A0000-0x00000000057BE000-memory.dmp

    Filesize

    120KB

  • memory/2876-44-0x00000000065A0000-0x0000000006ACC000-memory.dmp

    Filesize

    5.2MB

  • memory/2876-27-0x0000000005160000-0x0000000005170000-memory.dmp

    Filesize

    64KB

  • memory/2876-37-0x00000000051F0000-0x0000000005266000-memory.dmp

    Filesize

    472KB

  • memory/2876-34-0x00000000050C0000-0x0000000005110000-memory.dmp

    Filesize

    320KB

  • memory/2876-29-0x0000000005340000-0x0000000005502000-memory.dmp

    Filesize

    1.8MB

  • memory/2876-101-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2876-102-0x0000000005160000-0x0000000005170000-memory.dmp

    Filesize

    64KB