Analysis

  • max time kernel
    21s
  • max time network
    22s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10-10-2024 19:21

General

  • Target

    23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d.exe

  • Size

    813KB

  • MD5

    336e07c5ea82b63bd69990c5a869358c

  • SHA1

    0a3a451242065756664b675283c479c7d1dee554

  • SHA256

    23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d

  • SHA512

    30e8f96945674f09d8bcea782b09fa66bb26faf4d33b7d71189ad96b79595e53ae2cb4fecf347ce12b0c19c9b5683cf32966a9489f81a43a78ad81fcb8859bcb

  • SSDEEP

    24576:dDOEDAbO8fwCKw6g8uJesHTbI434pSSn:lOEDWzVKwgUobn

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

  • 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 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 5 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d.exe
    "C:\Users\Admin\AppData\Local\Temp\23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2204
    • 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\23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2348
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pBiJrwHWa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2820
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pBiJrwHWa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFA75.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2872
    • C:\Users\Admin\AppData\Local\Temp\23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d.exe
      "C:\Users\Admin\AppData\Local\Temp\23cd8546d36b29224b474b5fff6b67fea6a12c0bcc84b0cdc7e84ca23f5faf3d.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpFA75.tmp

    Filesize

    1KB

    MD5

    67cce74c8483f857137c04da619d5357

    SHA1

    51759b03b98056159f3b52f7cec021ac828d49ed

    SHA256

    448c56cba28473a6a9e26308c954958d049e0b131575634aaf37f98acde1ac38

    SHA512

    bfd2dda2932f6b99c8e31ae43aaac7c467136a7402fc3d55d10dd6c00cb17ad2ba89e6d7785ae8b0afdd1b8e6f2f3dc163a4f8333ab85251b3021193057e12f2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\29ETIL9T8ETVU5TQEZW5.temp

    Filesize

    7KB

    MD5

    f1b0f9c75199b9bac3c0560cfb37baa1

    SHA1

    4b9e74fc26976a97a2189b353960bea1eef5c352

    SHA256

    65b74b6246912326279f939b303b6957fe6bc86bbb6292a3cb23d7ed72185e78

    SHA512

    01b8a9d9e53d773e75a1513dafecc58ed622a86e9083534d55ea21b3269378475653420324e8003c11aaf4bd8b001c90857b5c45d0aea738ff93ece2b624c3c5

  • memory/2204-4-0x00000000005C0000-0x00000000005D2000-memory.dmp

    Filesize

    72KB

  • memory/2204-3-0x0000000004710000-0x00000000047BA000-memory.dmp

    Filesize

    680KB

  • memory/2204-0-0x000000007437E000-0x000000007437F000-memory.dmp

    Filesize

    4KB

  • memory/2204-5-0x000000007437E000-0x000000007437F000-memory.dmp

    Filesize

    4KB

  • memory/2204-6-0x0000000074370000-0x0000000074A5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2204-7-0x0000000005FC0000-0x0000000006044000-memory.dmp

    Filesize

    528KB

  • memory/2204-2-0x0000000074370000-0x0000000074A5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2204-1-0x00000000002D0000-0x00000000003A0000-memory.dmp

    Filesize

    832KB

  • memory/2204-33-0x0000000074370000-0x0000000074A5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2652-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2652-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2652-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2652-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2652-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2652-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2652-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2652-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB