Analysis

  • max time kernel
    148s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:31

General

  • Target

    f878afdeb64bcecf49ccee9852553bb2048a03c7b9b00d05a3fc525c5c9e50a3.exe

  • Size

    814KB

  • MD5

    4ec73460f316448eceaab0af6a4213b9

  • SHA1

    c5df88635161783940033de1e483a4b67af83cf8

  • SHA256

    f878afdeb64bcecf49ccee9852553bb2048a03c7b9b00d05a3fc525c5c9e50a3

  • SHA512

    469968e5b3a469e57673310670cba1fff063976d9b4fc7c08512f649805e7806f334a236071ee7c7ba0c44145a9398bd0a54038e3431c596dc701a63e71870b9

  • SSDEEP

    12288:gWwrvtW8G34/uK45+po2FYmMc34StmUAEfUZrFxKEDqMdvPJ:Cu34/up+pJP/fU5b1DqMVJ

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f878afdeb64bcecf49ccee9852553bb2048a03c7b9b00d05a3fc525c5c9e50a3.exe
    "C:\Users\Admin\AppData\Local\Temp\f878afdeb64bcecf49ccee9852553bb2048a03c7b9b00d05a3fc525c5c9e50a3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VKQJbYP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp73F8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2620
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VKQJbYP.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2016
    • C:\Users\Admin\AppData\Local\Temp\f878afdeb64bcecf49ccee9852553bb2048a03c7b9b00d05a3fc525c5c9e50a3.exe
      "C:\Users\Admin\AppData\Local\Temp\f878afdeb64bcecf49ccee9852553bb2048a03c7b9b00d05a3fc525c5c9e50a3.exe"
      2⤵
        PID:2616

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp73F8.tmp

      Filesize

      1KB

      MD5

      c3d441a745114aab49f413fdbb2f8055

      SHA1

      bb7537f8c44eb3729e85749a310cf28a741bede9

      SHA256

      dfbe7f5806e3444ae3116e341e093836d61ccd26e8cebece9b1b87bdf7a0c157

      SHA512

      322a2b7ddbd1d458b61adbba138a8c2b55b6fcd4e24f40a735920d7602f6042e258fe6d48d396cfc5c82143c8040da5512ff9d43c2a7a53876a6411adde718b5

    • memory/2016-31-0x00000000743D0000-0x000000007497B000-memory.dmp

      Filesize

      5.7MB

    • memory/2016-30-0x0000000002310000-0x0000000002350000-memory.dmp

      Filesize

      256KB

    • memory/2016-29-0x0000000002310000-0x0000000002350000-memory.dmp

      Filesize

      256KB

    • memory/2016-28-0x0000000002310000-0x0000000002350000-memory.dmp

      Filesize

      256KB

    • memory/2016-27-0x00000000743D0000-0x000000007497B000-memory.dmp

      Filesize

      5.7MB

    • memory/2016-26-0x00000000743D0000-0x000000007497B000-memory.dmp

      Filesize

      5.7MB

    • memory/2032-6-0x0000000005400000-0x000000000547C000-memory.dmp

      Filesize

      496KB

    • memory/2032-2-0x00000000002C0000-0x0000000000300000-memory.dmp

      Filesize

      256KB

    • memory/2032-1-0x0000000074300000-0x00000000749EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2032-22-0x0000000074300000-0x00000000749EE000-memory.dmp

      Filesize

      6.9MB

    • memory/2032-3-0x0000000000300000-0x0000000000318000-memory.dmp

      Filesize

      96KB

    • memory/2032-5-0x00000000004C0000-0x00000000004CA000-memory.dmp

      Filesize

      40KB

    • memory/2032-4-0x00000000002B0000-0x00000000002B8000-memory.dmp

      Filesize

      32KB

    • memory/2032-0-0x0000000000E10000-0x0000000000EE2000-memory.dmp

      Filesize

      840KB

    • memory/2616-12-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-14-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-15-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2616-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-21-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-32-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2616-33-0x0000000073C10000-0x00000000742FE000-memory.dmp

      Filesize

      6.9MB

    • memory/2616-34-0x0000000000A90000-0x0000000000AD0000-memory.dmp

      Filesize

      256KB