Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 12:36

General

  • Target

    a28e83cfdf0425e7640cbe0a121d416c_JaffaCakes118.exe

  • Size

    452KB

  • MD5

    a28e83cfdf0425e7640cbe0a121d416c

  • SHA1

    f8c7239fe419a1be14a38fb4efe4c759fa188671

  • SHA256

    cf27c7dc548b6147c823dc6d5590d8f5cb2af0c9e59e8dd69af46109e63e2071

  • SHA512

    9b4d23c3539e591e96199fd7c9dae9f8530d2e61a79853ea678e08f2201fe7779d8a8b18a07283fcf56170ffd55c9e2fc678010eb6cba6b9b52963a175e4b486

  • SSDEEP

    12288:kqWHCM2K4CduZ0YsUGltp8LC12yrO840f:J3CAXs5Cuur0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.idaksu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    berlina3838

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a28e83cfdf0425e7640cbe0a121d416c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a28e83cfdf0425e7640cbe0a121d416c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4072
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a28e83cfdf0425e7640cbe0a121d416c_JaffaCakes118.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2984
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ogwyUeNitaWQE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7654.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3228
    • C:\Users\Admin\AppData\Local\Temp\a28e83cfdf0425e7640cbe0a121d416c_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a28e83cfdf0425e7640cbe0a121d416c_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kxqgun12.ec1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2984-53-0x0000000006630000-0x000000000664E000-memory.dmp

    Filesize

    120KB

  • memory/2984-41-0x0000000006040000-0x000000000608C000-memory.dmp

    Filesize

    304KB

  • memory/2984-62-0x0000000007670000-0x000000000768A000-memory.dmp

    Filesize

    104KB

  • memory/2984-61-0x0000000007570000-0x0000000007584000-memory.dmp

    Filesize

    80KB

  • memory/2984-60-0x0000000007560000-0x000000000756E000-memory.dmp

    Filesize

    56KB

  • memory/2984-59-0x0000000007530000-0x0000000007541000-memory.dmp

    Filesize

    68KB

  • memory/2984-58-0x00000000075B0000-0x0000000007646000-memory.dmp

    Filesize

    600KB

  • memory/2984-57-0x00000000073A0000-0x00000000073AA000-memory.dmp

    Filesize

    40KB

  • memory/2984-56-0x0000000007330000-0x000000000734A000-memory.dmp

    Filesize

    104KB

  • memory/2984-55-0x0000000007980000-0x0000000007FFA000-memory.dmp

    Filesize

    6.5MB

  • memory/2984-54-0x0000000007000000-0x00000000070A3000-memory.dmp

    Filesize

    652KB

  • memory/2984-40-0x0000000006010000-0x000000000602E000-memory.dmp

    Filesize

    120KB

  • memory/2984-63-0x0000000007650000-0x0000000007658000-memory.dmp

    Filesize

    32KB

  • memory/2984-43-0x00000000707B0000-0x00000000707FC000-memory.dmp

    Filesize

    304KB

  • memory/2984-19-0x00000000026F0000-0x0000000002726000-memory.dmp

    Filesize

    216KB

  • memory/2984-42-0x00000000065D0000-0x0000000006602000-memory.dmp

    Filesize

    200KB

  • memory/2984-24-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-23-0x0000000005130000-0x0000000005758000-memory.dmp

    Filesize

    6.2MB

  • memory/2984-25-0x0000000005040000-0x0000000005062000-memory.dmp

    Filesize

    136KB

  • memory/2984-27-0x00000000059B0000-0x0000000005A16000-memory.dmp

    Filesize

    408KB

  • memory/2984-26-0x00000000058D0000-0x0000000005936000-memory.dmp

    Filesize

    408KB

  • memory/2984-20-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-66-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/2984-34-0x0000000005A20000-0x0000000005D74000-memory.dmp

    Filesize

    3.3MB

  • memory/2984-39-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-11-0x000000000B310000-0x000000000B34C000-memory.dmp

    Filesize

    240KB

  • memory/4072-7-0x0000000006100000-0x000000000619C000-memory.dmp

    Filesize

    624KB

  • memory/4072-1-0x00000000002A0000-0x0000000000318000-memory.dmp

    Filesize

    480KB

  • memory/4072-21-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-2-0x00000000053A0000-0x0000000005944000-memory.dmp

    Filesize

    5.6MB

  • memory/4072-0-0x000000007497E000-0x000000007497F000-memory.dmp

    Filesize

    4KB

  • memory/4072-10-0x0000000008B40000-0x0000000008B9E000-memory.dmp

    Filesize

    376KB

  • memory/4072-9-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4072-8-0x000000007497E000-0x000000007497F000-memory.dmp

    Filesize

    4KB

  • memory/4072-3-0x0000000004CE0000-0x0000000004D72000-memory.dmp

    Filesize

    584KB

  • memory/4072-6-0x0000000006050000-0x000000000605E000-memory.dmp

    Filesize

    56KB

  • memory/4072-5-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

    Filesize

    40KB

  • memory/4072-4-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4816-28-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4816-17-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/4816-22-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4816-67-0x0000000005340000-0x0000000005358000-memory.dmp

    Filesize

    96KB

  • memory/4816-68-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4816-69-0x0000000074970000-0x0000000075120000-memory.dmp

    Filesize

    7.7MB

  • memory/4816-70-0x0000000006270000-0x00000000062C0000-memory.dmp

    Filesize

    320KB