Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 06:14

General

  • Target

    USD BANK DETAILS.PNG.exe

  • Size

    670KB

  • MD5

    41373fb609440bc4177a1db81e594b69

  • SHA1

    d67b37e144112e75cea9aa32f3c29775c8cfe045

  • SHA256

    39fe44328453edb4688201f0d3c6c0d07baa65d92ee1c5e0ad496bc71d1b0c9b

  • SHA512

    bc7305c0375cb972ad151c4320704fef47c6f266d692ba44ce278e12e07b06030a0aa42593d5e68f2ce9ecb112543417eab883c9e0787b7cb17a415b4899313b

  • SSDEEP

    12288:CCguti8LkpEatDtW4uBiCv4CFXuOkq9b6O9P7Q0NRUONkR:Fj4jEiWliCwwu8oYP7Q0NRUn

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).

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\USD BANK DETAILS.PNG.exe
    "C:\Users\Admin\AppData\Local\Temp\USD BANK DETAILS.PNG.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2360
    • 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\USD BANK DETAILS.PNG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2884
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\waNwgSaPPjkOka.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2508
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\waNwgSaPPjkOka" /XML "C:\Users\Admin\AppData\Local\Temp\tmp75AD.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2772
    • 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:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp75AD.tmp
    Filesize

    1KB

    MD5

    d6dc2a9c1fc5e817ef277347030ff98a

    SHA1

    a8815567a6d0dfd25be64c7b6554f5da8b592229

    SHA256

    f9bd1b4d048985032e89e1cd9b09c8a82b55de1124b0599b35b4381509d3f3ed

    SHA512

    558893dc87891fca78a8f7df9b37d1dac202678ab0eec06d998c1d05ae9b0d24377626673587d0b0ff737242d3255af285ff81e2cdb93547b4baf80f6970cb8e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
    Filesize

    7KB

    MD5

    65b25b44a3ff52f0ab098b1a188a37cc

    SHA1

    49e341973ea0adab2fe0d37a427868962744f2de

    SHA256

    e5aebe071456df7f5a95697ad4a8aa751da953296299b9d35f45bcc9ebd0f464

    SHA512

    65aa60525fcd88a7789fc57b5d45979b27f6accccbd6c61d4a97d0a029888e896643e177b3ec3ed01267a068e08defbde8d076a767d32849454581433b609955

  • memory/2360-29-0x0000000074760000-0x0000000074E4E000-memory.dmp
    Filesize

    6.9MB

  • memory/2360-1-0x0000000000DA0000-0x0000000000E4A000-memory.dmp
    Filesize

    680KB

  • memory/2360-2-0x0000000074760000-0x0000000074E4E000-memory.dmp
    Filesize

    6.9MB

  • memory/2360-3-0x00000000005A0000-0x00000000005BA000-memory.dmp
    Filesize

    104KB

  • memory/2360-4-0x0000000000310000-0x0000000000320000-memory.dmp
    Filesize

    64KB

  • memory/2360-5-0x0000000005360000-0x00000000053E4000-memory.dmp
    Filesize

    528KB

  • memory/2360-0-0x000000007476E000-0x000000007476F000-memory.dmp
    Filesize

    4KB

  • memory/2520-17-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2520-27-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2520-26-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2520-23-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2520-21-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2520-19-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2520-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2520-28-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB