Analysis

  • max time kernel
    92s
  • max time network
    40s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    15-11-2024 03:01

General

  • Target

    cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155.exe

  • Size

    769KB

  • MD5

    e3520bf4517124bd9a2a4fc57b5127dd

  • SHA1

    6f375663293e24e40f5f8a525cc6b2000b19e088

  • SHA256

    cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155

  • SHA512

    033517302d5cefdca7d1d7021e8926ad02d448fed6ab80f0e30e69cd8670d55acf33fc487f4f9db622972dfc1a35fb37a7b8264a70279c428aebaa76860e9191

  • SSDEEP

    12288:5W3lK5SX0mH7zCJVMMEpWREG79erWZJP+43as57S6QCWcxxojN/ze6l159j+ukR:EzCJVbBEGRerUJd576CWciUc9j+1

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155.exe
    "C:\Users\Admin\AppData\Local\Temp\cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1760
    • 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\cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3020
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DZZQqzJzq.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2880
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DZZQqzJzq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE9C3.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2860
    • C:\Users\Admin\AppData\Local\Temp\cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155.exe
      "C:\Users\Admin\AppData\Local\Temp\cbe1d843259a92581d16088969b0ed1758866626b4ae37e7445abe6bf099f155.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE9C3.tmp

    Filesize

    1KB

    MD5

    9ebd24ffcb8efa6119ddc512f07b6037

    SHA1

    4a85caea5a88fe519bd60a7ff2a2905cccceb638

    SHA256

    9fa8d4dc508ff18cf3f3d9afdf14f48e09cc16dc9b17374358c18bd05e04a26c

    SHA512

    b9d5204e21fcaa56ebcdb11d8c041082f54dfe040c081aadfed28505a8788df72db74df8baecd7934445e09e25b2b3745bac4ac4f0057127878b7fa28bab7c8d

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\IOZI1K0J0FH3A4Z7P4Y0.temp

    Filesize

    7KB

    MD5

    5720a07873b7844c1ce9fdfc5bb86366

    SHA1

    e61c5198b54869d0282db682aaceecf164a84128

    SHA256

    ed1caefadadd9d3a63a386cbf4fff239775a32f523361f60988f52dea2e0ac8f

    SHA512

    d28385843249e90e2088b1bb0ed8bb0e292988e1305bbec2f0ef8f07871cfff3fc3773c6e9b4e8cabd6a613fae289a5cf6ac6058a0eb17e6bf85fc7cf14e35c5

  • memory/1760-30-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1760-1-0x0000000001390000-0x0000000001454000-memory.dmp

    Filesize

    784KB

  • memory/1760-2-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1760-3-0x0000000000420000-0x0000000000432000-memory.dmp

    Filesize

    72KB

  • memory/1760-4-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1760-5-0x0000000005DB0000-0x0000000005E38000-memory.dmp

    Filesize

    544KB

  • memory/1760-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

    Filesize

    4KB

  • memory/2096-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2096-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2096-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2096-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2096-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2096-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2096-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2096-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB