Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-04-2024 15:18

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.16545.13591.exe

  • Size

    662KB

  • MD5

    c6897fbd058549c3c2182697d175d406

  • SHA1

    b206b0a3917b860be47077baf30ea50ea71995f2

  • SHA256

    c6ef25196d351077b5f73d55948ca5209c9bc230222b150593ac949cad0ad4d0

  • SHA512

    e3c8cded974f35ea695f964ba1bcf444e2d7e18a1396b0bd25b478312d368cd8378fd6686b6e22619c92fa26ab1926e19939a38d5faa9a60930f5d4537e1206d

  • SSDEEP

    12288:JaSB778Q44tyqbsRD92pCRnmQ4G/0FDqz7F+cXbD6vECsnTe:sSBC48qgRD9WS/mDqz7ocXbDuECsT

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 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\SecuriteInfo.com.Win32.PWSX-gen.16545.13591.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16545.13591.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2868
    • 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\SecuriteInfo.com.Win32.PWSX-gen.16545.13591.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2556
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QpymGLm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2560
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QpymGLm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA5E0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2608
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16545.13591.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16545.13591.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA5E0.tmp
    Filesize

    1KB

    MD5

    e310b289e032450b8e32248434fc09b5

    SHA1

    7ba1b95a55f3db5541ef2d3b26885e5cb904e6a1

    SHA256

    d04b9a7325afb0163cd212999c114f2de6c7f654809632d7cbb6fd589665145b

    SHA512

    c2dcc643a718ee0f2cd6cf10ff7b72c05cf164570f0e93ec6f3945f5a63845c064ed63f8f3bb96dde9123070b0a8fd3c3b5eff08c05493159c5c60d0a5cad5e3

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6U3JNBL4OOWB2AWNW7SK.temp
    Filesize

    7KB

    MD5

    323a07ab564a49c99f0e03ce2b1e6708

    SHA1

    1dc7f8c95d9fcdcbad3227008c81144067128719

    SHA256

    242598b073ed51beee402e265ce29139542a685a2b99c3944f6466050876be9d

    SHA512

    efbf5c5debbd315799bb787aa39bd644eddf229ed6b459ba62012ea1917d1fcae8825aad8f55ccb69373e9d5ec4fe2b00b96476c6bccda68a3af89d81786baa3

  • memory/2440-28-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2440-29-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2440-21-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2440-23-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2440-25-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2440-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2440-30-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2440-19-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2868-6-0x0000000004F60000-0x0000000004FE2000-memory.dmp
    Filesize

    520KB

  • memory/2868-1-0x0000000074860000-0x0000000074F4E000-memory.dmp
    Filesize

    6.9MB

  • memory/2868-0-0x0000000000EC0000-0x0000000000F6C000-memory.dmp
    Filesize

    688KB

  • memory/2868-2-0x0000000005030000-0x0000000005070000-memory.dmp
    Filesize

    256KB

  • memory/2868-3-0x00000000005B0000-0x00000000005C8000-memory.dmp
    Filesize

    96KB

  • memory/2868-5-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
    Filesize

    88KB

  • memory/2868-4-0x0000000000550000-0x000000000055E000-memory.dmp
    Filesize

    56KB

  • memory/2868-31-0x0000000074860000-0x0000000074F4E000-memory.dmp
    Filesize

    6.9MB