Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    19/04/2024, 12:07

General

  • Target

    30e181e98cb75e4324746fd2d27fcc9987a51dfd0182b45eab54781df26c1d33.exe

  • Size

    876KB

  • MD5

    8ae8e59f0df6887a86d8ac303d004095

  • SHA1

    9cd99884369adfd6bb5d9f3426c91b25f4979281

  • SHA256

    30e181e98cb75e4324746fd2d27fcc9987a51dfd0182b45eab54781df26c1d33

  • SHA512

    3d84661139fc7c474cf338857e0571ca4321bfc00b0fd091b307d96fb85abd1f6b945f995eeb42ab25be58e2e2d45a3ce52e6af217b102021fb73c670d5e267b

  • SSDEEP

    12288:hWK/pbMHRwwAFD3XhWLBuFdTu9LcIfwC2ybQ+er3eTdmL7Dk69QlY+GauXxD1GI9:hWiMHgLOILTuCITKORCnIlSaYxR

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\30e181e98cb75e4324746fd2d27fcc9987a51dfd0182b45eab54781df26c1d33.exe
    "C:\Users\Admin\AppData\Local\Temp\30e181e98cb75e4324746fd2d27fcc9987a51dfd0182b45eab54781df26c1d33.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tiucdfZoOi.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2516
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tiucdfZoOi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6316.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2660
    • C:\Users\Admin\AppData\Local\Temp\30e181e98cb75e4324746fd2d27fcc9987a51dfd0182b45eab54781df26c1d33.exe
      "C:\Users\Admin\AppData\Local\Temp\30e181e98cb75e4324746fd2d27fcc9987a51dfd0182b45eab54781df26c1d33.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6316.tmp

    Filesize

    1KB

    MD5

    bc5af0b42b766b9663c2be983d2d4e59

    SHA1

    661d6e06691583122fd724593f516caec6896762

    SHA256

    3ab1905e3169d54ec50a51720556fc6f9b70509fdec81895d23f41c85069cec9

    SHA512

    143ea5ba50be743e834a558a6f37432c027325d526299eb744eb20ea38ae2a5260ee45bfce18c2ebe5eeea2e259396ec7f129458c5e7187c6b9b3d3123128334

  • memory/2328-6-0x0000000005AA0000-0x0000000005B22000-memory.dmp

    Filesize

    520KB

  • memory/2328-2-0x0000000004D50000-0x0000000004D90000-memory.dmp

    Filesize

    256KB

  • memory/2328-3-0x00000000004F0000-0x0000000000508000-memory.dmp

    Filesize

    96KB

  • memory/2328-4-0x00000000003E0000-0x00000000003EE000-memory.dmp

    Filesize

    56KB

  • memory/2328-5-0x0000000000510000-0x0000000000524000-memory.dmp

    Filesize

    80KB

  • memory/2328-26-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2328-1-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2328-0-0x0000000001100000-0x00000000011DE000-memory.dmp

    Filesize

    888KB

  • memory/2516-37-0x0000000070180000-0x000000007072B000-memory.dmp

    Filesize

    5.7MB

  • memory/2516-35-0x0000000002680000-0x00000000026C0000-memory.dmp

    Filesize

    256KB

  • memory/2516-34-0x0000000002680000-0x00000000026C0000-memory.dmp

    Filesize

    256KB

  • memory/2516-33-0x0000000070180000-0x000000007072B000-memory.dmp

    Filesize

    5.7MB

  • memory/2516-32-0x0000000070180000-0x000000007072B000-memory.dmp

    Filesize

    5.7MB

  • memory/2736-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2736-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-30-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-31-0x00000000049F0000-0x0000000004A30000-memory.dmp

    Filesize

    256KB

  • memory/2736-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2736-38-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-39-0x00000000049F0000-0x0000000004A30000-memory.dmp

    Filesize

    256KB