Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2023 12:42

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.11216.exe

  • Size

    717KB

  • MD5

    98a8b2d442934424bdb49020bc3a6b50

  • SHA1

    707004b4e79bb255c6128e54db6867713f8c5944

  • SHA256

    237694adba91b73248b5c823bfbcc1c2169ccd44871be880926a6bdb6d665540

  • SHA512

    c9768b7a9494ad0d4dc90f3443210d122da74b78824ad41b0707991ac6c849616fe3fe3ae84a3885ed02462ffceb450f4452dbbc331d235cd6e14f65f1fee78d

  • SSDEEP

    12288:s+dIr3FcoVbJMVGioYAo9AfTLSmvSlVwVE6D8uZD:tu3XM+UULvcRud

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.11216.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.11216.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fgmYRPSwRCK.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1744
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fgmYRPSwRCK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA8FC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2720
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.11216.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.11216.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA8FC.tmp

    Filesize

    1KB

    MD5

    8d19c7973fd9bfde011f1ddce033b7e3

    SHA1

    6a98ccf9ed4b2ea451419965b1ae84ec8f329b78

    SHA256

    055ae986d2dcfd66a7ca110986a5ece1939e9587a239202c923ecd20f9253ae9

    SHA512

    6fdac195f4b837313a0d8df9b9a0171076b7386a936202ee7f8a9168539f4e7eaa48f4dede0fafcc9b97c036c4623b66194361a84d9560e7465ecf294153b9aa

  • memory/1744-32-0x000000006E6E0000-0x000000006EC8B000-memory.dmp

    Filesize

    5.7MB

  • memory/1744-31-0x0000000002790000-0x00000000027D0000-memory.dmp

    Filesize

    256KB

  • memory/1744-30-0x0000000002790000-0x00000000027D0000-memory.dmp

    Filesize

    256KB

  • memory/1744-27-0x000000006E6E0000-0x000000006EC8B000-memory.dmp

    Filesize

    5.7MB

  • memory/1744-26-0x000000006E6E0000-0x000000006EC8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-6-0x0000000004DB0000-0x0000000004E2A000-memory.dmp

    Filesize

    488KB

  • memory/2300-23-0x0000000074310000-0x00000000749FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2300-1-0x0000000074310000-0x00000000749FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2300-2-0x00000000025D0000-0x0000000002610000-memory.dmp

    Filesize

    256KB

  • memory/2300-3-0x0000000000410000-0x0000000000426000-memory.dmp

    Filesize

    88KB

  • memory/2300-4-0x0000000000430000-0x0000000000438000-memory.dmp

    Filesize

    32KB

  • memory/2300-5-0x0000000000440000-0x000000000044A000-memory.dmp

    Filesize

    40KB

  • memory/2300-0-0x0000000000FD0000-0x000000000108A000-memory.dmp

    Filesize

    744KB

  • memory/2580-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2580-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-28-0x00000000730A0000-0x000000007378E000-memory.dmp

    Filesize

    6.9MB

  • memory/2580-29-0x0000000004C70000-0x0000000004CB0000-memory.dmp

    Filesize

    256KB

  • memory/2580-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2580-33-0x00000000730A0000-0x000000007378E000-memory.dmp

    Filesize

    6.9MB