Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2024, 01:09

General

  • Target

    a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe

  • Size

    835KB

  • MD5

    903bd31c1b36ff31fe79e084c55180cf

  • SHA1

    dc6915232c252618e720d124468924acd32601c2

  • SHA256

    a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6

  • SHA512

    bbc0650764fbd9e0e46cfcc67555dbfb3989d78c0152f511969bae028a194fb3aa161ebf94385604d5369535869ac3aedbfd343f99cc91c2fe6b46df03e0287b

  • SSDEEP

    12288:7dSETzZH2SYBjmvLghk4AEqgaJr5/Ca1bW91aETOF4yimUD/:5SSY8LzdJYag9coOp

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
    "C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cvEvhohVB.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2812
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cvEvhohVB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD94F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2860
    • C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe
      "C:\Users\Admin\AppData\Local\Temp\a10db4a32bc04c57136f017b47e83743fd7daf6ac12566fa77455945af2ef7a6.exe"
      2⤵
        PID:2756

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\tmpD94F.tmp

            Filesize

            1KB

            MD5

            ae23ac60388f733e05c552f630d649f4

            SHA1

            a2aacb6d844e0ee60fc822a514775438a6381838

            SHA256

            2bd8aa51994a02de096821bee324c9d1ac36a795fbe780023bc799cd14999443

            SHA512

            4cd2ac13d9ea10777312a0de9ecc41e7f2a9ee25c150ae9905f0c0594c7e06a3133c21d9de9816f1df24f63caa691c14a453bd6ef9e69fc6ee5b3c1c995dddfb

          • memory/2756-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2756-11-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/2756-12-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/2756-13-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/2756-15-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/2812-26-0x000000006E520000-0x000000006EACB000-memory.dmp

            Filesize

            5.7MB

          • memory/2812-25-0x0000000002350000-0x0000000002390000-memory.dmp

            Filesize

            256KB

          • memory/2812-24-0x0000000002350000-0x0000000002390000-memory.dmp

            Filesize

            256KB

          • memory/2812-22-0x0000000002350000-0x0000000002390000-memory.dmp

            Filesize

            256KB

          • memory/2812-21-0x000000006E520000-0x000000006EACB000-memory.dmp

            Filesize

            5.7MB

          • memory/2964-4-0x0000000000340000-0x000000000034E000-memory.dmp

            Filesize

            56KB

          • memory/2964-20-0x0000000073E80000-0x000000007456E000-memory.dmp

            Filesize

            6.9MB

          • memory/2964-5-0x0000000005F20000-0x0000000005FB6000-memory.dmp

            Filesize

            600KB

          • memory/2964-0-0x0000000000DC0000-0x0000000000E98000-memory.dmp

            Filesize

            864KB

          • memory/2964-23-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

            Filesize

            256KB

          • memory/2964-3-0x0000000000320000-0x0000000000332000-memory.dmp

            Filesize

            72KB

          • memory/2964-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

            Filesize

            256KB

          • memory/2964-1-0x0000000073E80000-0x000000007456E000-memory.dmp

            Filesize

            6.9MB