Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2023 12:38

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:2164
    • 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:2660
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fgmYRPSwRCK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8102.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2684
    • 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:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp8102.tmp

    Filesize

    1KB

    MD5

    5c937beaf73440686fcbb13141646f37

    SHA1

    db181599ab0c9a42815622af31555e8ef592bfd6

    SHA256

    755bfa38b3c3d9ea2b2df3966b1ebb30be739b8a2cad48a6ab192a8948d6720b

    SHA512

    b07c475e812e9e33ffc6d9524ad83553e6696449112b4c9d93c88d631a1e57ce5b5dc6d7941822e747ec6c0b2ca294b51dd0af8ab6dffeef3b584eabff398616

  • memory/2164-0-0x00000000012F0000-0x00000000013AA000-memory.dmp

    Filesize

    744KB

  • memory/2164-1-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB

  • memory/2164-2-0x0000000004C90000-0x0000000004CD0000-memory.dmp

    Filesize

    256KB

  • memory/2164-3-0x00000000005C0000-0x00000000005D6000-memory.dmp

    Filesize

    88KB

  • memory/2164-4-0x00000000005F0000-0x00000000005F8000-memory.dmp

    Filesize

    32KB

  • memory/2164-5-0x0000000000640000-0x000000000064A000-memory.dmp

    Filesize

    40KB

  • memory/2164-6-0x0000000005010000-0x000000000508A000-memory.dmp

    Filesize

    488KB

  • memory/2164-25-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB

  • memory/2620-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2620-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2620-26-0x0000000072EA0000-0x000000007358E000-memory.dmp

    Filesize

    6.9MB

  • memory/2620-35-0x0000000000610000-0x0000000000650000-memory.dmp

    Filesize

    256KB

  • memory/2620-34-0x0000000072EA0000-0x000000007358E000-memory.dmp

    Filesize

    6.9MB

  • memory/2660-30-0x0000000073FD0000-0x000000007457B000-memory.dmp

    Filesize

    5.7MB

  • memory/2660-32-0x0000000002780000-0x00000000027C0000-memory.dmp

    Filesize

    256KB

  • memory/2660-33-0x0000000073FD0000-0x000000007457B000-memory.dmp

    Filesize

    5.7MB

  • memory/2660-31-0x0000000002780000-0x00000000027C0000-memory.dmp

    Filesize

    256KB

  • memory/2660-29-0x0000000073FD0000-0x000000007457B000-memory.dmp

    Filesize

    5.7MB