Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2024 17:37

General

  • Target

    845261d1133cf6d21dc2b756bff6282285739c4856582fc369ad4f688e128dce.exe

  • Size

    1.1MB

  • MD5

    87eb4ab4033081b7f43d983be380eaaf

  • SHA1

    7417d9006b798ebdf722a5372b885de86fcc73ff

  • SHA256

    845261d1133cf6d21dc2b756bff6282285739c4856582fc369ad4f688e128dce

  • SHA512

    89e83526479df625c9e5e73108ec7c37c2573409de8c85c3a09e3b9984d8cb8a515b88d6fff89a2ccbf45a19da8f246a926d744e9797e5bf6e77e7dbb312a291

  • SSDEEP

    24576:vCMd92C77NeTxXQo72s3cz1QGsbdnRHj:vld92eeTxAj9QtZn

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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).

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\845261d1133cf6d21dc2b756bff6282285739c4856582fc369ad4f688e128dce.exe
    "C:\Users\Admin\AppData\Local\Temp\845261d1133cf6d21dc2b756bff6282285739c4856582fc369ad4f688e128dce.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\845261d1133cf6d21dc2b756bff6282285739c4856582fc369ad4f688e128dce.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1260
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TcfmupXpmmXUQ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2708
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TcfmupXpmmXUQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp471E.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2916
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp471E.tmp

    Filesize

    1KB

    MD5

    eed12542d7bab04d9f3e1ba72fad6562

    SHA1

    7955343c57cb219a86e323c49e4092a9891417d0

    SHA256

    d845349357b0bb3cc59ef31dc8ab7500959d61b9eaab17115cfe1ca4f8e3d8ff

    SHA512

    93a753682125d888c3ee14bd167e55d48275c938ff851b4072b28decd593498d0e41f7b327de9f78a1e5cf89750971b92f76d389dc869db17ba7f50a456bedfb

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MNFG0VKZ2CTG7Z14OGDQ.temp

    Filesize

    7KB

    MD5

    3902083084e4d6b4be90de74a0a42f42

    SHA1

    2df69c560f5715694057d5afbdd2b49b92c8adb8

    SHA256

    22f993918a3ebd8eaafd5ae992b5ec82b53c7daeaeed17f158e698d9279018c0

    SHA512

    4c464a085d12340fdffbb7a953e4d16ca7c8aa2ec699a3a6ad79c251f92b1606a6baf93e796a6bfc97273d49b9cc206c94b9999186908479c324147e98288870

  • memory/2256-30-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2256-1-0x0000000001230000-0x0000000001348000-memory.dmp

    Filesize

    1.1MB

  • memory/2256-2-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2256-3-0x00000000008E0000-0x00000000008FA000-memory.dmp

    Filesize

    104KB

  • memory/2256-4-0x00000000003B0000-0x00000000003C0000-memory.dmp

    Filesize

    64KB

  • memory/2256-5-0x0000000005970000-0x00000000059F2000-memory.dmp

    Filesize

    520KB

  • memory/2256-0-0x000000007491E000-0x000000007491F000-memory.dmp

    Filesize

    4KB

  • memory/2716-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2716-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2716-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2716-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2716-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2716-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2716-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2716-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB